x86/speculation/mds: Fix documentation typo
[linux/fpc-iii.git] / drivers / clk / tegra / clk-tegra210.c
blobb92867814e2d50576c8e3aa5f465b1965328748c
1 /*
2 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #include <linux/io.h>
18 #include <linux/clk.h>
19 #include <linux/clk-provider.h>
20 #include <linux/clkdev.h>
21 #include <linux/of.h>
22 #include <linux/of_address.h>
23 #include <linux/delay.h>
24 #include <linux/export.h>
25 #include <linux/clk/tegra.h>
26 #include <dt-bindings/clock/tegra210-car.h>
27 #include <dt-bindings/reset/tegra210-car.h>
28 #include <linux/iopoll.h>
30 #include "clk.h"
31 #include "clk-id.h"
34 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
35 * banks present in the Tegra210 CAR IP block. The banks are
36 * identified by single letters, e.g.: L, H, U, V, W, X, Y. See
37 * periph_regs[] in drivers/clk/tegra/clk.c
39 #define TEGRA210_CAR_BANK_COUNT 7
41 #define CLK_SOURCE_CSITE 0x1d4
42 #define CLK_SOURCE_EMC 0x19c
44 #define PLLC_BASE 0x80
45 #define PLLC_OUT 0x84
46 #define PLLC_MISC0 0x88
47 #define PLLC_MISC1 0x8c
48 #define PLLC_MISC2 0x5d0
49 #define PLLC_MISC3 0x5d4
51 #define PLLC2_BASE 0x4e8
52 #define PLLC2_MISC0 0x4ec
53 #define PLLC2_MISC1 0x4f0
54 #define PLLC2_MISC2 0x4f4
55 #define PLLC2_MISC3 0x4f8
57 #define PLLC3_BASE 0x4fc
58 #define PLLC3_MISC0 0x500
59 #define PLLC3_MISC1 0x504
60 #define PLLC3_MISC2 0x508
61 #define PLLC3_MISC3 0x50c
63 #define PLLM_BASE 0x90
64 #define PLLM_MISC1 0x98
65 #define PLLM_MISC2 0x9c
66 #define PLLP_BASE 0xa0
67 #define PLLP_MISC0 0xac
68 #define PLLP_MISC1 0x680
69 #define PLLA_BASE 0xb0
70 #define PLLA_MISC0 0xbc
71 #define PLLA_MISC1 0xb8
72 #define PLLA_MISC2 0x5d8
73 #define PLLD_BASE 0xd0
74 #define PLLD_MISC0 0xdc
75 #define PLLD_MISC1 0xd8
76 #define PLLU_BASE 0xc0
77 #define PLLU_OUTA 0xc4
78 #define PLLU_MISC0 0xcc
79 #define PLLU_MISC1 0xc8
80 #define PLLX_BASE 0xe0
81 #define PLLX_MISC0 0xe4
82 #define PLLX_MISC1 0x510
83 #define PLLX_MISC2 0x514
84 #define PLLX_MISC3 0x518
85 #define PLLX_MISC4 0x5f0
86 #define PLLX_MISC5 0x5f4
87 #define PLLE_BASE 0xe8
88 #define PLLE_MISC0 0xec
89 #define PLLD2_BASE 0x4b8
90 #define PLLD2_MISC0 0x4bc
91 #define PLLD2_MISC1 0x570
92 #define PLLD2_MISC2 0x574
93 #define PLLD2_MISC3 0x578
94 #define PLLE_AUX 0x48c
95 #define PLLRE_BASE 0x4c4
96 #define PLLRE_MISC0 0x4c8
97 #define PLLRE_OUT1 0x4cc
98 #define PLLDP_BASE 0x590
99 #define PLLDP_MISC 0x594
101 #define PLLC4_BASE 0x5a4
102 #define PLLC4_MISC0 0x5a8
103 #define PLLC4_OUT 0x5e4
104 #define PLLMB_BASE 0x5e8
105 #define PLLMB_MISC1 0x5ec
106 #define PLLA1_BASE 0x6a4
107 #define PLLA1_MISC0 0x6a8
108 #define PLLA1_MISC1 0x6ac
109 #define PLLA1_MISC2 0x6b0
110 #define PLLA1_MISC3 0x6b4
112 #define PLLU_IDDQ_BIT 31
113 #define PLLCX_IDDQ_BIT 27
114 #define PLLRE_IDDQ_BIT 24
115 #define PLLA_IDDQ_BIT 25
116 #define PLLD_IDDQ_BIT 20
117 #define PLLSS_IDDQ_BIT 18
118 #define PLLM_IDDQ_BIT 5
119 #define PLLMB_IDDQ_BIT 17
120 #define PLLXP_IDDQ_BIT 3
122 #define PLLCX_RESET_BIT 30
124 #define PLL_BASE_LOCK BIT(27)
125 #define PLLCX_BASE_LOCK BIT(26)
126 #define PLLE_MISC_LOCK BIT(11)
127 #define PLLRE_MISC_LOCK BIT(27)
129 #define PLL_MISC_LOCK_ENABLE 18
130 #define PLLC_MISC_LOCK_ENABLE 24
131 #define PLLDU_MISC_LOCK_ENABLE 22
132 #define PLLU_MISC_LOCK_ENABLE 29
133 #define PLLE_MISC_LOCK_ENABLE 9
134 #define PLLRE_MISC_LOCK_ENABLE 30
135 #define PLLSS_MISC_LOCK_ENABLE 30
136 #define PLLP_MISC_LOCK_ENABLE 18
137 #define PLLM_MISC_LOCK_ENABLE 4
138 #define PLLMB_MISC_LOCK_ENABLE 16
139 #define PLLA_MISC_LOCK_ENABLE 28
140 #define PLLU_MISC_LOCK_ENABLE 29
141 #define PLLD_MISC_LOCK_ENABLE 18
143 #define PLLA_SDM_DIN_MASK 0xffff
144 #define PLLA_SDM_EN_MASK BIT(26)
146 #define PLLD_SDM_EN_MASK BIT(16)
148 #define PLLD2_SDM_EN_MASK BIT(31)
149 #define PLLD2_SSC_EN_MASK 0
151 #define PLLDP_SS_CFG 0x598
152 #define PLLDP_SDM_EN_MASK BIT(31)
153 #define PLLDP_SSC_EN_MASK BIT(30)
154 #define PLLDP_SS_CTRL1 0x59c
155 #define PLLDP_SS_CTRL2 0x5a0
157 #define PMC_PLLM_WB0_OVERRIDE 0x1dc
158 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
160 #define UTMIP_PLL_CFG2 0x488
161 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
162 #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
163 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
164 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
165 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
166 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
167 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
168 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
169 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
170 #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
172 #define UTMIP_PLL_CFG1 0x484
173 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
174 #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
175 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
176 #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
177 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
178 #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
179 #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
181 #define SATA_PLL_CFG0 0x490
182 #define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
183 #define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2)
184 #define SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL BIT(4)
185 #define SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE BIT(5)
186 #define SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE BIT(6)
187 #define SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE BIT(7)
189 #define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
190 #define SATA_PLL_CFG0_SEQ_ENABLE BIT(24)
192 #define XUSBIO_PLL_CFG0 0x51c
193 #define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
194 #define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL BIT(2)
195 #define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET BIT(6)
196 #define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
197 #define XUSBIO_PLL_CFG0_SEQ_ENABLE BIT(24)
199 #define UTMIPLL_HW_PWRDN_CFG0 0x52c
200 #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31)
201 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
202 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
203 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(7)
204 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
205 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
206 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
207 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
208 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
209 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
211 #define PLLU_HW_PWRDN_CFG0 0x530
212 #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28)
213 #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
214 #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7)
215 #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
216 #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
217 #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0)
219 #define XUSB_PLL_CFG0 0x534
220 #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff
221 #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK (0x3ff << 14)
223 #define SPARE_REG0 0x55c
224 #define CLK_M_DIVISOR_SHIFT 2
225 #define CLK_M_DIVISOR_MASK 0x3
227 #define RST_DFLL_DVCO 0x2f4
228 #define DVFS_DFLL_RESET_SHIFT 0
230 #define CLK_RST_CONTROLLER_RST_DEV_Y_SET 0x2a8
231 #define CLK_RST_CONTROLLER_RST_DEV_Y_CLR 0x2ac
234 * SDM fractional divisor is 16-bit 2's complement signed number within
235 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
236 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
237 * indicate that SDM is disabled.
239 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
241 #define PLL_SDM_COEFF BIT(13)
242 #define sdin_din_to_data(din) ((u16)((din) ? : 0xFFFFU))
243 #define sdin_data_to_din(dat) (((dat) == 0xFFFFU) ? 0 : (s16)dat)
244 /* This macro returns ndiv effective scaled to SDM range */
245 #define sdin_get_n_eff(cfg) ((cfg)->n * PLL_SDM_COEFF + ((cfg)->sdm_data ? \
246 (PLL_SDM_COEFF/2 + sdin_data_to_din((cfg)->sdm_data)) : 0))
248 /* Tegra CPU clock and reset control regs */
249 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
251 #ifdef CONFIG_PM_SLEEP
252 static struct cpu_clk_suspend_context {
253 u32 clk_csite_src;
254 } tegra210_cpu_clk_sctx;
255 #endif
257 static void __iomem *clk_base;
258 static void __iomem *pmc_base;
260 static unsigned long osc_freq;
261 static unsigned long pll_ref_freq;
263 static DEFINE_SPINLOCK(pll_d_lock);
264 static DEFINE_SPINLOCK(pll_e_lock);
265 static DEFINE_SPINLOCK(pll_re_lock);
266 static DEFINE_SPINLOCK(pll_u_lock);
267 static DEFINE_SPINLOCK(emc_lock);
269 /* possible OSC frequencies in Hz */
270 static unsigned long tegra210_input_freq[] = {
271 [5] = 38400000,
272 [8] = 12000000,
275 static const char *mux_pllmcp_clkm[] = {
276 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
277 "pll_p",
279 #define mux_pllmcp_clkm_idx NULL
281 #define PLL_ENABLE (1 << 30)
283 #define PLLCX_MISC1_IDDQ (1 << 27)
284 #define PLLCX_MISC0_RESET (1 << 30)
286 #define PLLCX_MISC0_DEFAULT_VALUE 0x40080000
287 #define PLLCX_MISC0_WRITE_MASK 0x400ffffb
288 #define PLLCX_MISC1_DEFAULT_VALUE 0x08000000
289 #define PLLCX_MISC1_WRITE_MASK 0x08003cff
290 #define PLLCX_MISC2_DEFAULT_VALUE 0x1f720f05
291 #define PLLCX_MISC2_WRITE_MASK 0xffffff17
292 #define PLLCX_MISC3_DEFAULT_VALUE 0x000000c4
293 #define PLLCX_MISC3_WRITE_MASK 0x00ffffff
295 /* PLLA */
296 #define PLLA_BASE_IDDQ (1 << 25)
297 #define PLLA_BASE_LOCK (1 << 27)
299 #define PLLA_MISC0_LOCK_ENABLE (1 << 28)
300 #define PLLA_MISC0_LOCK_OVERRIDE (1 << 27)
302 #define PLLA_MISC2_EN_SDM (1 << 26)
303 #define PLLA_MISC2_EN_DYNRAMP (1 << 25)
305 #define PLLA_MISC0_DEFAULT_VALUE 0x12000020
306 #define PLLA_MISC0_WRITE_MASK 0x7fffffff
307 #define PLLA_MISC2_DEFAULT_VALUE 0x0
308 #define PLLA_MISC2_WRITE_MASK 0x06ffffff
310 /* PLLD */
311 #define PLLD_MISC0_EN_SDM (1 << 16)
312 #define PLLD_MISC0_LOCK_OVERRIDE (1 << 17)
313 #define PLLD_MISC0_LOCK_ENABLE (1 << 18)
314 #define PLLD_MISC0_IDDQ (1 << 20)
315 #define PLLD_MISC0_DSI_CLKENABLE (1 << 21)
317 #define PLLD_MISC0_DEFAULT_VALUE 0x00140000
318 #define PLLD_MISC0_WRITE_MASK 0x3ff7ffff
319 #define PLLD_MISC1_DEFAULT_VALUE 0x20
320 #define PLLD_MISC1_WRITE_MASK 0x00ffffff
322 /* PLLD2 and PLLDP and PLLC4 */
323 #define PLLDSS_BASE_LOCK (1 << 27)
324 #define PLLDSS_BASE_LOCK_OVERRIDE (1 << 24)
325 #define PLLDSS_BASE_IDDQ (1 << 18)
326 #define PLLDSS_BASE_REF_SEL_SHIFT 25
327 #define PLLDSS_BASE_REF_SEL_MASK (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
329 #define PLLDSS_MISC0_LOCK_ENABLE (1 << 30)
331 #define PLLDSS_MISC1_CFG_EN_SDM (1 << 31)
332 #define PLLDSS_MISC1_CFG_EN_SSC (1 << 30)
334 #define PLLD2_MISC0_DEFAULT_VALUE 0x40000020
335 #define PLLD2_MISC1_CFG_DEFAULT_VALUE 0x10000000
336 #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
337 #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0
339 #define PLLDP_MISC0_DEFAULT_VALUE 0x40000020
340 #define PLLDP_MISC1_CFG_DEFAULT_VALUE 0xc0000000
341 #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
342 #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400
344 #define PLLDSS_MISC0_WRITE_MASK 0x47ffffff
345 #define PLLDSS_MISC1_CFG_WRITE_MASK 0xf8000000
346 #define PLLDSS_MISC2_CTRL1_WRITE_MASK 0xffffffff
347 #define PLLDSS_MISC3_CTRL2_WRITE_MASK 0xffffffff
349 #define PLLC4_MISC0_DEFAULT_VALUE 0x40000000
351 /* PLLRE */
352 #define PLLRE_MISC0_LOCK_ENABLE (1 << 30)
353 #define PLLRE_MISC0_LOCK_OVERRIDE (1 << 29)
354 #define PLLRE_MISC0_LOCK (1 << 27)
355 #define PLLRE_MISC0_IDDQ (1 << 24)
357 #define PLLRE_BASE_DEFAULT_VALUE 0x0
358 #define PLLRE_MISC0_DEFAULT_VALUE 0x41000000
360 #define PLLRE_BASE_DEFAULT_MASK 0x1c000000
361 #define PLLRE_MISC0_WRITE_MASK 0x67ffffff
363 /* PLLX */
364 #define PLLX_USE_DYN_RAMP 1
365 #define PLLX_BASE_LOCK (1 << 27)
367 #define PLLX_MISC0_FO_G_DISABLE (0x1 << 28)
368 #define PLLX_MISC0_LOCK_ENABLE (0x1 << 18)
370 #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT 24
371 #define PLLX_MISC2_DYNRAMP_STEPB_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
372 #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT 16
373 #define PLLX_MISC2_DYNRAMP_STEPA_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
374 #define PLLX_MISC2_NDIV_NEW_SHIFT 8
375 #define PLLX_MISC2_NDIV_NEW_MASK (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
376 #define PLLX_MISC2_LOCK_OVERRIDE (0x1 << 4)
377 #define PLLX_MISC2_DYNRAMP_DONE (0x1 << 2)
378 #define PLLX_MISC2_EN_DYNRAMP (0x1 << 0)
380 #define PLLX_MISC3_IDDQ (0x1 << 3)
382 #define PLLX_MISC0_DEFAULT_VALUE PLLX_MISC0_LOCK_ENABLE
383 #define PLLX_MISC0_WRITE_MASK 0x10c40000
384 #define PLLX_MISC1_DEFAULT_VALUE 0x20
385 #define PLLX_MISC1_WRITE_MASK 0x00ffffff
386 #define PLLX_MISC2_DEFAULT_VALUE 0x0
387 #define PLLX_MISC2_WRITE_MASK 0xffffff11
388 #define PLLX_MISC3_DEFAULT_VALUE PLLX_MISC3_IDDQ
389 #define PLLX_MISC3_WRITE_MASK 0x01ff0f0f
390 #define PLLX_MISC4_DEFAULT_VALUE 0x0
391 #define PLLX_MISC4_WRITE_MASK 0x8000ffff
392 #define PLLX_MISC5_DEFAULT_VALUE 0x0
393 #define PLLX_MISC5_WRITE_MASK 0x0000ffff
395 #define PLLX_HW_CTRL_CFG 0x548
396 #define PLLX_HW_CTRL_CFG_SWCTRL (0x1 << 0)
398 /* PLLMB */
399 #define PLLMB_BASE_LOCK (1 << 27)
401 #define PLLMB_MISC1_LOCK_OVERRIDE (1 << 18)
402 #define PLLMB_MISC1_IDDQ (1 << 17)
403 #define PLLMB_MISC1_LOCK_ENABLE (1 << 16)
405 #define PLLMB_MISC1_DEFAULT_VALUE 0x00030000
406 #define PLLMB_MISC1_WRITE_MASK 0x0007ffff
408 /* PLLP */
409 #define PLLP_BASE_OVERRIDE (1 << 28)
410 #define PLLP_BASE_LOCK (1 << 27)
412 #define PLLP_MISC0_LOCK_ENABLE (1 << 18)
413 #define PLLP_MISC0_LOCK_OVERRIDE (1 << 17)
414 #define PLLP_MISC0_IDDQ (1 << 3)
416 #define PLLP_MISC1_HSIO_EN_SHIFT 29
417 #define PLLP_MISC1_HSIO_EN (1 << PLLP_MISC1_HSIO_EN_SHIFT)
418 #define PLLP_MISC1_XUSB_EN_SHIFT 28
419 #define PLLP_MISC1_XUSB_EN (1 << PLLP_MISC1_XUSB_EN_SHIFT)
421 #define PLLP_MISC0_DEFAULT_VALUE 0x00040008
422 #define PLLP_MISC1_DEFAULT_VALUE 0x0
424 #define PLLP_MISC0_WRITE_MASK 0xdc6000f
425 #define PLLP_MISC1_WRITE_MASK 0x70ffffff
427 /* PLLU */
428 #define PLLU_BASE_LOCK (1 << 27)
429 #define PLLU_BASE_OVERRIDE (1 << 24)
430 #define PLLU_BASE_CLKENABLE_USB (1 << 21)
431 #define PLLU_BASE_CLKENABLE_HSIC (1 << 22)
432 #define PLLU_BASE_CLKENABLE_ICUSB (1 << 23)
433 #define PLLU_BASE_CLKENABLE_48M (1 << 25)
434 #define PLLU_BASE_CLKENABLE_ALL (PLLU_BASE_CLKENABLE_USB |\
435 PLLU_BASE_CLKENABLE_HSIC |\
436 PLLU_BASE_CLKENABLE_ICUSB |\
437 PLLU_BASE_CLKENABLE_48M)
439 #define PLLU_MISC0_IDDQ (1 << 31)
440 #define PLLU_MISC0_LOCK_ENABLE (1 << 29)
441 #define PLLU_MISC1_LOCK_OVERRIDE (1 << 0)
443 #define PLLU_MISC0_DEFAULT_VALUE 0xa0000000
444 #define PLLU_MISC1_DEFAULT_VALUE 0x0
446 #define PLLU_MISC0_WRITE_MASK 0xbfffffff
447 #define PLLU_MISC1_WRITE_MASK 0x00000007
449 void tegra210_xusb_pll_hw_control_enable(void)
451 u32 val;
453 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
454 val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
455 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
456 val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
457 XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
458 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
460 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
462 void tegra210_xusb_pll_hw_sequence_start(void)
464 u32 val;
466 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
467 val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
468 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
470 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
472 void tegra210_sata_pll_hw_control_enable(void)
474 u32 val;
476 val = readl_relaxed(clk_base + SATA_PLL_CFG0);
477 val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
478 val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
479 SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
480 writel_relaxed(val, clk_base + SATA_PLL_CFG0);
482 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
484 void tegra210_sata_pll_hw_sequence_start(void)
486 u32 val;
488 val = readl_relaxed(clk_base + SATA_PLL_CFG0);
489 val |= SATA_PLL_CFG0_SEQ_ENABLE;
490 writel_relaxed(val, clk_base + SATA_PLL_CFG0);
492 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
494 void tegra210_set_sata_pll_seq_sw(bool state)
496 u32 val;
498 val = readl_relaxed(clk_base + SATA_PLL_CFG0);
499 if (state) {
500 val |= SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
501 val |= SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
502 val |= SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
503 val |= SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
504 } else {
505 val &= ~SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
506 val &= ~SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
507 val &= ~SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
508 val &= ~SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
510 writel_relaxed(val, clk_base + SATA_PLL_CFG0);
512 EXPORT_SYMBOL_GPL(tegra210_set_sata_pll_seq_sw);
514 static inline void _pll_misc_chk_default(void __iomem *base,
515 struct tegra_clk_pll_params *params,
516 u8 misc_num, u32 default_val, u32 mask)
518 u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
520 boot_val &= mask;
521 default_val &= mask;
522 if (boot_val != default_val) {
523 pr_warn("boot misc%d 0x%x: expected 0x%x\n",
524 misc_num, boot_val, default_val);
525 pr_warn(" (comparison mask = 0x%x)\n", mask);
526 params->defaults_set = false;
531 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
532 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
533 * that changes NDIV only, while PLL is already locked.
535 static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
537 u32 default_val;
539 default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
540 _pll_misc_chk_default(clk_base, params, 0, default_val,
541 PLLCX_MISC0_WRITE_MASK);
543 default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
544 _pll_misc_chk_default(clk_base, params, 1, default_val,
545 PLLCX_MISC1_WRITE_MASK);
547 default_val = PLLCX_MISC2_DEFAULT_VALUE;
548 _pll_misc_chk_default(clk_base, params, 2, default_val,
549 PLLCX_MISC2_WRITE_MASK);
551 default_val = PLLCX_MISC3_DEFAULT_VALUE;
552 _pll_misc_chk_default(clk_base, params, 3, default_val,
553 PLLCX_MISC3_WRITE_MASK);
556 static void tegra210_pllcx_set_defaults(const char *name,
557 struct tegra_clk_pll *pllcx)
559 pllcx->params->defaults_set = true;
561 if (readl_relaxed(clk_base + pllcx->params->base_reg) & PLL_ENABLE) {
562 /* PLL is ON: only check if defaults already set */
563 pllcx_check_defaults(pllcx->params);
564 if (!pllcx->params->defaults_set)
565 pr_warn("%s already enabled. Postponing set full defaults\n",
566 name);
567 return;
570 /* Defaults assert PLL reset, and set IDDQ */
571 writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
572 clk_base + pllcx->params->ext_misc_reg[0]);
573 writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
574 clk_base + pllcx->params->ext_misc_reg[1]);
575 writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
576 clk_base + pllcx->params->ext_misc_reg[2]);
577 writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
578 clk_base + pllcx->params->ext_misc_reg[3]);
579 udelay(1);
582 static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
584 tegra210_pllcx_set_defaults("PLL_C", pllcx);
587 static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
589 tegra210_pllcx_set_defaults("PLL_C2", pllcx);
592 static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
594 tegra210_pllcx_set_defaults("PLL_C3", pllcx);
597 static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
599 tegra210_pllcx_set_defaults("PLL_A1", pllcx);
603 * PLLA
604 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
605 * Fractional SDM is allowed to provide exact audio rates.
607 static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
609 u32 mask;
610 u32 val = readl_relaxed(clk_base + plla->params->base_reg);
612 plla->params->defaults_set = true;
614 if (val & PLL_ENABLE) {
616 * PLL is ON: check if defaults already set, then set those
617 * that can be updated in flight.
619 if (val & PLLA_BASE_IDDQ) {
620 pr_warn("PLL_A boot enabled with IDDQ set\n");
621 plla->params->defaults_set = false;
624 pr_warn("PLL_A already enabled. Postponing set full defaults\n");
626 val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
627 mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
628 _pll_misc_chk_default(clk_base, plla->params, 0, val,
629 ~mask & PLLA_MISC0_WRITE_MASK);
631 val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
632 _pll_misc_chk_default(clk_base, plla->params, 2, val,
633 PLLA_MISC2_EN_DYNRAMP);
635 /* Enable lock detect */
636 val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
637 val &= ~mask;
638 val |= PLLA_MISC0_DEFAULT_VALUE & mask;
639 writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
640 udelay(1);
642 return;
645 /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
646 val |= PLLA_BASE_IDDQ;
647 writel_relaxed(val, clk_base + plla->params->base_reg);
648 writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
649 clk_base + plla->params->ext_misc_reg[0]);
650 writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
651 clk_base + plla->params->ext_misc_reg[2]);
652 udelay(1);
656 * PLLD
657 * PLL with fractional SDM.
659 static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
661 u32 val;
662 u32 mask = 0xffff;
664 plld->params->defaults_set = true;
666 if (readl_relaxed(clk_base + plld->params->base_reg) &
667 PLL_ENABLE) {
670 * PLL is ON: check if defaults already set, then set those
671 * that can be updated in flight.
673 val = PLLD_MISC1_DEFAULT_VALUE;
674 _pll_misc_chk_default(clk_base, plld->params, 1,
675 val, PLLD_MISC1_WRITE_MASK);
677 /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
678 val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
679 mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
680 PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
681 _pll_misc_chk_default(clk_base, plld->params, 0, val,
682 ~mask & PLLD_MISC0_WRITE_MASK);
684 if (!plld->params->defaults_set)
685 pr_warn("PLL_D already enabled. Postponing set full defaults\n");
687 /* Enable lock detect */
688 mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
689 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
690 val &= ~mask;
691 val |= PLLD_MISC0_DEFAULT_VALUE & mask;
692 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
693 udelay(1);
695 return;
698 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
699 val &= PLLD_MISC0_DSI_CLKENABLE;
700 val |= PLLD_MISC0_DEFAULT_VALUE;
701 /* set IDDQ, enable lock detect, disable SDM */
702 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
703 writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
704 plld->params->ext_misc_reg[1]);
705 udelay(1);
709 * PLLD2, PLLDP
710 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
712 static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
713 u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
715 u32 default_val;
716 u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
718 plldss->params->defaults_set = true;
720 if (val & PLL_ENABLE) {
723 * PLL is ON: check if defaults already set, then set those
724 * that can be updated in flight.
726 if (val & PLLDSS_BASE_IDDQ) {
727 pr_warn("plldss boot enabled with IDDQ set\n");
728 plldss->params->defaults_set = false;
731 /* ignore lock enable */
732 default_val = misc0_val;
733 _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
734 PLLDSS_MISC0_WRITE_MASK &
735 (~PLLDSS_MISC0_LOCK_ENABLE));
738 * If SSC is used, check all settings, otherwise just confirm
739 * that SSC is not used on boot as well. Do nothing when using
740 * this function for PLLC4 that has only MISC0.
742 if (plldss->params->ssc_ctrl_en_mask) {
743 default_val = misc1_val;
744 _pll_misc_chk_default(clk_base, plldss->params, 1,
745 default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
746 default_val = misc2_val;
747 _pll_misc_chk_default(clk_base, plldss->params, 2,
748 default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
749 default_val = misc3_val;
750 _pll_misc_chk_default(clk_base, plldss->params, 3,
751 default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
752 } else if (plldss->params->ext_misc_reg[1]) {
753 default_val = misc1_val;
754 _pll_misc_chk_default(clk_base, plldss->params, 1,
755 default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
756 (~PLLDSS_MISC1_CFG_EN_SDM));
759 if (!plldss->params->defaults_set)
760 pr_warn("%s already enabled. Postponing set full defaults\n",
761 pll_name);
763 /* Enable lock detect */
764 if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
765 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
766 writel_relaxed(val, clk_base +
767 plldss->params->base_reg);
770 val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
771 val &= ~PLLDSS_MISC0_LOCK_ENABLE;
772 val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
773 writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
774 udelay(1);
776 return;
779 /* set IDDQ, enable lock detect, configure SDM/SSC */
780 val |= PLLDSS_BASE_IDDQ;
781 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
782 writel_relaxed(val, clk_base + plldss->params->base_reg);
784 /* When using this function for PLLC4 exit here */
785 if (!plldss->params->ext_misc_reg[1]) {
786 writel_relaxed(misc0_val, clk_base +
787 plldss->params->ext_misc_reg[0]);
788 udelay(1);
789 return;
792 writel_relaxed(misc0_val, clk_base +
793 plldss->params->ext_misc_reg[0]);
794 /* if SSC used set by 1st enable */
795 writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
796 clk_base + plldss->params->ext_misc_reg[1]);
797 writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
798 writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
799 udelay(1);
802 static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
804 plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
805 PLLD2_MISC1_CFG_DEFAULT_VALUE,
806 PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
807 PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
810 static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
812 plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
813 PLLDP_MISC1_CFG_DEFAULT_VALUE,
814 PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
815 PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
819 * PLLC4
820 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
821 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
823 static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
825 plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
829 * PLLRE
830 * VCO is exposed to the clock tree directly along with post-divider output
832 static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
834 u32 mask;
835 u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
837 pllre->params->defaults_set = true;
839 if (val & PLL_ENABLE) {
840 pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
843 * PLL is ON: check if defaults already set, then set those
844 * that can be updated in flight.
846 val &= PLLRE_BASE_DEFAULT_MASK;
847 if (val != PLLRE_BASE_DEFAULT_VALUE) {
848 pr_warn("pllre boot base 0x%x : expected 0x%x\n",
849 val, PLLRE_BASE_DEFAULT_VALUE);
850 pr_warn("(comparison mask = 0x%x)\n",
851 PLLRE_BASE_DEFAULT_MASK);
852 pllre->params->defaults_set = false;
855 /* Ignore lock enable */
856 val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
857 mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
858 _pll_misc_chk_default(clk_base, pllre->params, 0, val,
859 ~mask & PLLRE_MISC0_WRITE_MASK);
861 /* Enable lock detect */
862 val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
863 val &= ~mask;
864 val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
865 writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
866 udelay(1);
868 return;
871 /* set IDDQ, enable lock detect */
872 val &= ~PLLRE_BASE_DEFAULT_MASK;
873 val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
874 writel_relaxed(val, clk_base + pllre->params->base_reg);
875 writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
876 clk_base + pllre->params->ext_misc_reg[0]);
877 udelay(1);
880 static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
882 unsigned long input_rate;
884 /* cf rate */
885 if (!IS_ERR_OR_NULL(hw->clk))
886 input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
887 else
888 input_rate = 38400000;
890 input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
892 switch (input_rate) {
893 case 12000000:
894 case 12800000:
895 case 13000000:
896 *step_a = 0x2B;
897 *step_b = 0x0B;
898 return;
899 case 19200000:
900 *step_a = 0x12;
901 *step_b = 0x08;
902 return;
903 case 38400000:
904 *step_a = 0x04;
905 *step_b = 0x05;
906 return;
907 default:
908 pr_err("%s: Unexpected reference rate %lu\n",
909 __func__, input_rate);
910 BUG();
914 static void pllx_check_defaults(struct tegra_clk_pll *pll)
916 u32 default_val;
918 default_val = PLLX_MISC0_DEFAULT_VALUE;
919 /* ignore lock enable */
920 _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
921 PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
923 default_val = PLLX_MISC1_DEFAULT_VALUE;
924 _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
925 PLLX_MISC1_WRITE_MASK);
927 /* ignore all but control bit */
928 default_val = PLLX_MISC2_DEFAULT_VALUE;
929 _pll_misc_chk_default(clk_base, pll->params, 2,
930 default_val, PLLX_MISC2_EN_DYNRAMP);
932 default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
933 _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
934 PLLX_MISC3_WRITE_MASK);
936 default_val = PLLX_MISC4_DEFAULT_VALUE;
937 _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
938 PLLX_MISC4_WRITE_MASK);
940 default_val = PLLX_MISC5_DEFAULT_VALUE;
941 _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
942 PLLX_MISC5_WRITE_MASK);
945 static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
947 u32 val;
948 u32 step_a, step_b;
950 pllx->params->defaults_set = true;
952 /* Get ready dyn ramp state machine settings */
953 pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
954 val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
955 (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
956 val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
957 val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
959 if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
962 * PLL is ON: check if defaults already set, then set those
963 * that can be updated in flight.
965 pllx_check_defaults(pllx);
967 if (!pllx->params->defaults_set)
968 pr_warn("PLL_X already enabled. Postponing set full defaults\n");
969 /* Configure dyn ramp, disable lock override */
970 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
972 /* Enable lock detect */
973 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
974 val &= ~PLLX_MISC0_LOCK_ENABLE;
975 val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
976 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
977 udelay(1);
979 return;
982 /* Enable lock detect and CPU output */
983 writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
984 pllx->params->ext_misc_reg[0]);
986 /* Setup */
987 writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
988 pllx->params->ext_misc_reg[1]);
990 /* Configure dyn ramp state machine, disable lock override */
991 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
993 /* Set IDDQ */
994 writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
995 pllx->params->ext_misc_reg[3]);
997 /* Disable SDM */
998 writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
999 pllx->params->ext_misc_reg[4]);
1000 writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
1001 pllx->params->ext_misc_reg[5]);
1002 udelay(1);
1005 /* PLLMB */
1006 static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
1008 u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
1010 pllmb->params->defaults_set = true;
1012 if (val & PLL_ENABLE) {
1015 * PLL is ON: check if defaults already set, then set those
1016 * that can be updated in flight.
1018 val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
1019 mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
1020 _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
1021 ~mask & PLLMB_MISC1_WRITE_MASK);
1023 if (!pllmb->params->defaults_set)
1024 pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
1025 /* Enable lock detect */
1026 val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
1027 val &= ~mask;
1028 val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
1029 writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
1030 udelay(1);
1032 return;
1035 /* set IDDQ, enable lock detect */
1036 writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
1037 clk_base + pllmb->params->ext_misc_reg[0]);
1038 udelay(1);
1042 * PLLP
1043 * VCO is exposed to the clock tree directly along with post-divider output.
1044 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1045 * respectively.
1047 static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1049 u32 val, mask;
1051 /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1052 val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1053 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1054 if (!enabled)
1055 mask |= PLLP_MISC0_IDDQ;
1056 _pll_misc_chk_default(clk_base, pll->params, 0, val,
1057 ~mask & PLLP_MISC0_WRITE_MASK);
1059 /* Ignore branch controls */
1060 val = PLLP_MISC1_DEFAULT_VALUE;
1061 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1062 _pll_misc_chk_default(clk_base, pll->params, 1, val,
1063 ~mask & PLLP_MISC1_WRITE_MASK);
1066 static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
1068 u32 mask;
1069 u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1071 pllp->params->defaults_set = true;
1073 if (val & PLL_ENABLE) {
1076 * PLL is ON: check if defaults already set, then set those
1077 * that can be updated in flight.
1079 pllp_check_defaults(pllp, true);
1080 if (!pllp->params->defaults_set)
1081 pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1083 /* Enable lock detect */
1084 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1085 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1086 val &= ~mask;
1087 val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1088 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1089 udelay(1);
1091 return;
1094 /* set IDDQ, enable lock detect */
1095 writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1096 clk_base + pllp->params->ext_misc_reg[0]);
1098 /* Preserve branch control */
1099 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1100 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1101 val &= mask;
1102 val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1103 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1104 udelay(1);
1108 * PLLU
1109 * VCO is exposed to the clock tree directly along with post-divider output.
1110 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1111 * respectively.
1113 static void pllu_check_defaults(struct tegra_clk_pll_params *params,
1114 bool hw_control)
1116 u32 val, mask;
1118 /* Ignore lock enable (will be set) and IDDQ if under h/w control */
1119 val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1120 mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1121 _pll_misc_chk_default(clk_base, params, 0, val,
1122 ~mask & PLLU_MISC0_WRITE_MASK);
1124 val = PLLU_MISC1_DEFAULT_VALUE;
1125 mask = PLLU_MISC1_LOCK_OVERRIDE;
1126 _pll_misc_chk_default(clk_base, params, 1, val,
1127 ~mask & PLLU_MISC1_WRITE_MASK);
1130 static void tegra210_pllu_set_defaults(struct tegra_clk_pll_params *pllu)
1132 u32 val = readl_relaxed(clk_base + pllu->base_reg);
1134 pllu->defaults_set = true;
1136 if (val & PLL_ENABLE) {
1139 * PLL is ON: check if defaults already set, then set those
1140 * that can be updated in flight.
1142 pllu_check_defaults(pllu, false);
1143 if (!pllu->defaults_set)
1144 pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1146 /* Enable lock detect */
1147 val = readl_relaxed(clk_base + pllu->ext_misc_reg[0]);
1148 val &= ~PLLU_MISC0_LOCK_ENABLE;
1149 val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1150 writel_relaxed(val, clk_base + pllu->ext_misc_reg[0]);
1152 val = readl_relaxed(clk_base + pllu->ext_misc_reg[1]);
1153 val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1154 val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1155 writel_relaxed(val, clk_base + pllu->ext_misc_reg[1]);
1156 udelay(1);
1158 return;
1161 /* set IDDQ, enable lock detect */
1162 writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1163 clk_base + pllu->ext_misc_reg[0]);
1164 writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1165 clk_base + pllu->ext_misc_reg[1]);
1166 udelay(1);
1169 #define mask(w) ((1 << (w)) - 1)
1170 #define divm_mask(p) mask(p->params->div_nmp->divm_width)
1171 #define divn_mask(p) mask(p->params->div_nmp->divn_width)
1172 #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1173 mask(p->params->div_nmp->divp_width))
1175 #define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1176 #define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1177 #define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1179 #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1180 #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1181 #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1183 #define PLL_LOCKDET_DELAY 2 /* Lock detection safety delays */
1184 static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1185 u32 reg, u32 mask)
1187 int i;
1188 u32 val = 0;
1190 for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1191 udelay(PLL_LOCKDET_DELAY);
1192 val = readl_relaxed(clk_base + reg);
1193 if ((val & mask) == mask) {
1194 udelay(PLL_LOCKDET_DELAY);
1195 return 0;
1198 return -ETIMEDOUT;
1201 static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1202 struct tegra_clk_pll_freq_table *cfg)
1204 u32 val, base, ndiv_new_mask;
1206 ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1207 << PLLX_MISC2_NDIV_NEW_SHIFT;
1209 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1210 val &= (~ndiv_new_mask);
1211 val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1212 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1213 udelay(1);
1215 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1216 val |= PLLX_MISC2_EN_DYNRAMP;
1217 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1218 udelay(1);
1220 tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1221 PLLX_MISC2_DYNRAMP_DONE);
1223 base = readl_relaxed(clk_base + pllx->params->base_reg) &
1224 (~divn_mask_shifted(pllx));
1225 base |= cfg->n << pllx->params->div_nmp->divn_shift;
1226 writel_relaxed(base, clk_base + pllx->params->base_reg);
1227 udelay(1);
1229 val &= ~PLLX_MISC2_EN_DYNRAMP;
1230 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1231 udelay(1);
1233 pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1234 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1235 cfg->input_rate / cfg->m * cfg->n /
1236 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1238 return 0;
1242 * Common configuration for PLLs with fixed input divider policy:
1243 * - always set fixed M-value based on the reference rate
1244 * - always set P-value value 1:1 for output rates above VCO minimum, and
1245 * choose minimum necessary P-value for output rates below VCO maximum
1246 * - calculate N-value based on selected M and P
1247 * - calculate SDM_DIN fractional part
1249 static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1250 struct tegra_clk_pll_freq_table *cfg,
1251 unsigned long rate, unsigned long input_rate)
1253 struct tegra_clk_pll *pll = to_clk_pll(hw);
1254 struct tegra_clk_pll_params *params = pll->params;
1255 int p;
1256 unsigned long cf, p_rate;
1257 u32 pdiv;
1259 if (!rate)
1260 return -EINVAL;
1262 if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1263 p = DIV_ROUND_UP(params->vco_min, rate);
1264 p = params->round_p_to_pdiv(p, &pdiv);
1265 } else {
1266 p = rate >= params->vco_min ? 1 : -EINVAL;
1269 if (p < 0)
1270 return -EINVAL;
1272 cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1273 cfg->p = p;
1275 /* Store P as HW value, as that is what is expected */
1276 cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1278 p_rate = rate * p;
1279 if (p_rate > params->vco_max)
1280 p_rate = params->vco_max;
1281 cf = input_rate / cfg->m;
1282 cfg->n = p_rate / cf;
1284 cfg->sdm_data = 0;
1285 cfg->output_rate = input_rate;
1286 if (params->sdm_ctrl_reg) {
1287 unsigned long rem = p_rate - cf * cfg->n;
1288 /* If ssc is enabled SDM enabled as well, even for integer n */
1289 if (rem || params->ssc_ctrl_reg) {
1290 u64 s = rem * PLL_SDM_COEFF;
1292 do_div(s, cf);
1293 s -= PLL_SDM_COEFF / 2;
1294 cfg->sdm_data = sdin_din_to_data(s);
1296 cfg->output_rate *= sdin_get_n_eff(cfg);
1297 cfg->output_rate /= p * cfg->m * PLL_SDM_COEFF;
1298 } else {
1299 cfg->output_rate *= cfg->n;
1300 cfg->output_rate /= p * cfg->m;
1303 cfg->input_rate = input_rate;
1305 return 0;
1309 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1311 * @cfg: struct tegra_clk_pll_freq_table * cfg
1313 * For Normal mode:
1314 * Fvco = Fref * NDIV / MDIV
1316 * For fractional mode:
1317 * Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1319 static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1321 cfg->n = sdin_get_n_eff(cfg);
1322 cfg->m *= PLL_SDM_COEFF;
1325 static unsigned long
1326 tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1327 unsigned long parent_rate)
1329 unsigned long vco_min = params->vco_min;
1331 params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1332 vco_min = min(vco_min, params->vco_min);
1334 return vco_min;
1337 static struct div_nmp pllx_nmp = {
1338 .divm_shift = 0,
1339 .divm_width = 8,
1340 .divn_shift = 8,
1341 .divn_width = 8,
1342 .divp_shift = 20,
1343 .divp_width = 5,
1346 * PLL post divider maps - two types: quasi-linear and exponential
1347 * post divider.
1349 #define PLL_QLIN_PDIV_MAX 16
1350 static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1351 { .pdiv = 1, .hw_val = 0 },
1352 { .pdiv = 2, .hw_val = 1 },
1353 { .pdiv = 3, .hw_val = 2 },
1354 { .pdiv = 4, .hw_val = 3 },
1355 { .pdiv = 5, .hw_val = 4 },
1356 { .pdiv = 6, .hw_val = 5 },
1357 { .pdiv = 8, .hw_val = 6 },
1358 { .pdiv = 9, .hw_val = 7 },
1359 { .pdiv = 10, .hw_val = 8 },
1360 { .pdiv = 12, .hw_val = 9 },
1361 { .pdiv = 15, .hw_val = 10 },
1362 { .pdiv = 16, .hw_val = 11 },
1363 { .pdiv = 18, .hw_val = 12 },
1364 { .pdiv = 20, .hw_val = 13 },
1365 { .pdiv = 24, .hw_val = 14 },
1366 { .pdiv = 30, .hw_val = 15 },
1367 { .pdiv = 32, .hw_val = 16 },
1370 static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1372 int i;
1374 if (p) {
1375 for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1376 if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1377 if (pdiv)
1378 *pdiv = i;
1379 return pll_qlin_pdiv_to_hw[i].pdiv;
1384 return -EINVAL;
1387 #define PLL_EXPO_PDIV_MAX 7
1388 static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1389 { .pdiv = 1, .hw_val = 0 },
1390 { .pdiv = 2, .hw_val = 1 },
1391 { .pdiv = 4, .hw_val = 2 },
1392 { .pdiv = 8, .hw_val = 3 },
1393 { .pdiv = 16, .hw_val = 4 },
1394 { .pdiv = 32, .hw_val = 5 },
1395 { .pdiv = 64, .hw_val = 6 },
1396 { .pdiv = 128, .hw_val = 7 },
1399 static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1401 if (p) {
1402 u32 i = fls(p);
1404 if (i == ffs(p))
1405 i--;
1407 if (i <= PLL_EXPO_PDIV_MAX) {
1408 if (pdiv)
1409 *pdiv = i;
1410 return 1 << i;
1413 return -EINVAL;
1416 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1417 /* 1 GHz */
1418 { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1419 { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1420 { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
1421 { 0, 0, 0, 0, 0, 0 },
1424 static struct tegra_clk_pll_params pll_x_params = {
1425 .input_min = 12000000,
1426 .input_max = 800000000,
1427 .cf_min = 12000000,
1428 .cf_max = 38400000,
1429 .vco_min = 1350000000,
1430 .vco_max = 3000000000UL,
1431 .base_reg = PLLX_BASE,
1432 .misc_reg = PLLX_MISC0,
1433 .lock_mask = PLL_BASE_LOCK,
1434 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1435 .lock_delay = 300,
1436 .ext_misc_reg[0] = PLLX_MISC0,
1437 .ext_misc_reg[1] = PLLX_MISC1,
1438 .ext_misc_reg[2] = PLLX_MISC2,
1439 .ext_misc_reg[3] = PLLX_MISC3,
1440 .ext_misc_reg[4] = PLLX_MISC4,
1441 .ext_misc_reg[5] = PLLX_MISC5,
1442 .iddq_reg = PLLX_MISC3,
1443 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1444 .max_p = PLL_QLIN_PDIV_MAX,
1445 .mdiv_default = 2,
1446 .dyn_ramp_reg = PLLX_MISC2,
1447 .stepa_shift = 16,
1448 .stepb_shift = 24,
1449 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1450 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1451 .div_nmp = &pllx_nmp,
1452 .freq_table = pll_x_freq_table,
1453 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1454 .dyn_ramp = tegra210_pllx_dyn_ramp,
1455 .set_defaults = tegra210_pllx_set_defaults,
1456 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1459 static struct div_nmp pllc_nmp = {
1460 .divm_shift = 0,
1461 .divm_width = 8,
1462 .divn_shift = 10,
1463 .divn_width = 8,
1464 .divp_shift = 20,
1465 .divp_width = 5,
1468 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1469 { 12000000, 510000000, 85, 1, 2, 0 },
1470 { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1471 { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
1472 { 0, 0, 0, 0, 0, 0 },
1475 static struct tegra_clk_pll_params pll_c_params = {
1476 .input_min = 12000000,
1477 .input_max = 700000000,
1478 .cf_min = 12000000,
1479 .cf_max = 50000000,
1480 .vco_min = 600000000,
1481 .vco_max = 1200000000,
1482 .base_reg = PLLC_BASE,
1483 .misc_reg = PLLC_MISC0,
1484 .lock_mask = PLL_BASE_LOCK,
1485 .lock_delay = 300,
1486 .iddq_reg = PLLC_MISC1,
1487 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1488 .reset_reg = PLLC_MISC0,
1489 .reset_bit_idx = PLLCX_RESET_BIT,
1490 .max_p = PLL_QLIN_PDIV_MAX,
1491 .ext_misc_reg[0] = PLLC_MISC0,
1492 .ext_misc_reg[1] = PLLC_MISC1,
1493 .ext_misc_reg[2] = PLLC_MISC2,
1494 .ext_misc_reg[3] = PLLC_MISC3,
1495 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1496 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1497 .mdiv_default = 3,
1498 .div_nmp = &pllc_nmp,
1499 .freq_table = pll_cx_freq_table,
1500 .flags = TEGRA_PLL_USE_LOCK,
1501 .set_defaults = _pllc_set_defaults,
1502 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1505 static struct div_nmp pllcx_nmp = {
1506 .divm_shift = 0,
1507 .divm_width = 8,
1508 .divn_shift = 10,
1509 .divn_width = 8,
1510 .divp_shift = 20,
1511 .divp_width = 5,
1514 static struct tegra_clk_pll_params pll_c2_params = {
1515 .input_min = 12000000,
1516 .input_max = 700000000,
1517 .cf_min = 12000000,
1518 .cf_max = 50000000,
1519 .vco_min = 600000000,
1520 .vco_max = 1200000000,
1521 .base_reg = PLLC2_BASE,
1522 .misc_reg = PLLC2_MISC0,
1523 .iddq_reg = PLLC2_MISC1,
1524 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1525 .reset_reg = PLLC2_MISC0,
1526 .reset_bit_idx = PLLCX_RESET_BIT,
1527 .lock_mask = PLLCX_BASE_LOCK,
1528 .lock_delay = 300,
1529 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1530 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1531 .mdiv_default = 3,
1532 .div_nmp = &pllcx_nmp,
1533 .max_p = PLL_QLIN_PDIV_MAX,
1534 .ext_misc_reg[0] = PLLC2_MISC0,
1535 .ext_misc_reg[1] = PLLC2_MISC1,
1536 .ext_misc_reg[2] = PLLC2_MISC2,
1537 .ext_misc_reg[3] = PLLC2_MISC3,
1538 .freq_table = pll_cx_freq_table,
1539 .flags = TEGRA_PLL_USE_LOCK,
1540 .set_defaults = _pllc2_set_defaults,
1541 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1544 static struct tegra_clk_pll_params pll_c3_params = {
1545 .input_min = 12000000,
1546 .input_max = 700000000,
1547 .cf_min = 12000000,
1548 .cf_max = 50000000,
1549 .vco_min = 600000000,
1550 .vco_max = 1200000000,
1551 .base_reg = PLLC3_BASE,
1552 .misc_reg = PLLC3_MISC0,
1553 .lock_mask = PLLCX_BASE_LOCK,
1554 .lock_delay = 300,
1555 .iddq_reg = PLLC3_MISC1,
1556 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1557 .reset_reg = PLLC3_MISC0,
1558 .reset_bit_idx = PLLCX_RESET_BIT,
1559 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1560 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1561 .mdiv_default = 3,
1562 .div_nmp = &pllcx_nmp,
1563 .max_p = PLL_QLIN_PDIV_MAX,
1564 .ext_misc_reg[0] = PLLC3_MISC0,
1565 .ext_misc_reg[1] = PLLC3_MISC1,
1566 .ext_misc_reg[2] = PLLC3_MISC2,
1567 .ext_misc_reg[3] = PLLC3_MISC3,
1568 .freq_table = pll_cx_freq_table,
1569 .flags = TEGRA_PLL_USE_LOCK,
1570 .set_defaults = _pllc3_set_defaults,
1571 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1574 static struct div_nmp pllss_nmp = {
1575 .divm_shift = 0,
1576 .divm_width = 8,
1577 .divn_shift = 8,
1578 .divn_width = 8,
1579 .divp_shift = 19,
1580 .divp_width = 5,
1583 static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1584 { 12000000, 600000000, 50, 1, 1, 0 },
1585 { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1586 { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
1587 { 0, 0, 0, 0, 0, 0 },
1590 static const struct clk_div_table pll_vco_post_div_table[] = {
1591 { .val = 0, .div = 1 },
1592 { .val = 1, .div = 2 },
1593 { .val = 2, .div = 3 },
1594 { .val = 3, .div = 4 },
1595 { .val = 4, .div = 5 },
1596 { .val = 5, .div = 6 },
1597 { .val = 6, .div = 8 },
1598 { .val = 7, .div = 10 },
1599 { .val = 8, .div = 12 },
1600 { .val = 9, .div = 16 },
1601 { .val = 10, .div = 12 },
1602 { .val = 11, .div = 16 },
1603 { .val = 12, .div = 20 },
1604 { .val = 13, .div = 24 },
1605 { .val = 14, .div = 32 },
1606 { .val = 0, .div = 0 },
1609 static struct tegra_clk_pll_params pll_c4_vco_params = {
1610 .input_min = 9600000,
1611 .input_max = 800000000,
1612 .cf_min = 9600000,
1613 .cf_max = 19200000,
1614 .vco_min = 500000000,
1615 .vco_max = 1080000000,
1616 .base_reg = PLLC4_BASE,
1617 .misc_reg = PLLC4_MISC0,
1618 .lock_mask = PLL_BASE_LOCK,
1619 .lock_delay = 300,
1620 .max_p = PLL_QLIN_PDIV_MAX,
1621 .ext_misc_reg[0] = PLLC4_MISC0,
1622 .iddq_reg = PLLC4_BASE,
1623 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1624 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1625 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1626 .mdiv_default = 3,
1627 .div_nmp = &pllss_nmp,
1628 .freq_table = pll_c4_vco_freq_table,
1629 .set_defaults = tegra210_pllc4_set_defaults,
1630 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1631 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1634 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1635 { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */
1636 { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */
1637 { 38400000, 297600000, 93, 4, 3, 0 },
1638 { 38400000, 400000000, 125, 4, 3, 0 },
1639 { 38400000, 532800000, 111, 4, 2, 0 },
1640 { 38400000, 665600000, 104, 3, 2, 0 },
1641 { 38400000, 800000000, 125, 3, 2, 0 },
1642 { 38400000, 931200000, 97, 4, 1, 0 },
1643 { 38400000, 1065600000, 111, 4, 1, 0 },
1644 { 38400000, 1200000000, 125, 4, 1, 0 },
1645 { 38400000, 1331200000, 104, 3, 1, 0 },
1646 { 38400000, 1459200000, 76, 2, 1, 0 },
1647 { 38400000, 1600000000, 125, 3, 1, 0 },
1648 { 0, 0, 0, 0, 0, 0 },
1651 static struct div_nmp pllm_nmp = {
1652 .divm_shift = 0,
1653 .divm_width = 8,
1654 .override_divm_shift = 0,
1655 .divn_shift = 8,
1656 .divn_width = 8,
1657 .override_divn_shift = 8,
1658 .divp_shift = 20,
1659 .divp_width = 5,
1660 .override_divp_shift = 27,
1663 static struct tegra_clk_pll_params pll_m_params = {
1664 .input_min = 9600000,
1665 .input_max = 500000000,
1666 .cf_min = 9600000,
1667 .cf_max = 19200000,
1668 .vco_min = 800000000,
1669 .vco_max = 1866000000,
1670 .base_reg = PLLM_BASE,
1671 .misc_reg = PLLM_MISC2,
1672 .lock_mask = PLL_BASE_LOCK,
1673 .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1674 .lock_delay = 300,
1675 .iddq_reg = PLLM_MISC2,
1676 .iddq_bit_idx = PLLM_IDDQ_BIT,
1677 .max_p = PLL_QLIN_PDIV_MAX,
1678 .ext_misc_reg[0] = PLLM_MISC2,
1679 .ext_misc_reg[1] = PLLM_MISC1,
1680 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1681 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1682 .div_nmp = &pllm_nmp,
1683 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1684 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1685 .freq_table = pll_m_freq_table,
1686 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1687 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1690 static struct tegra_clk_pll_params pll_mb_params = {
1691 .input_min = 9600000,
1692 .input_max = 500000000,
1693 .cf_min = 9600000,
1694 .cf_max = 19200000,
1695 .vco_min = 800000000,
1696 .vco_max = 1866000000,
1697 .base_reg = PLLMB_BASE,
1698 .misc_reg = PLLMB_MISC1,
1699 .lock_mask = PLL_BASE_LOCK,
1700 .lock_delay = 300,
1701 .iddq_reg = PLLMB_MISC1,
1702 .iddq_bit_idx = PLLMB_IDDQ_BIT,
1703 .max_p = PLL_QLIN_PDIV_MAX,
1704 .ext_misc_reg[0] = PLLMB_MISC1,
1705 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1706 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1707 .div_nmp = &pllm_nmp,
1708 .freq_table = pll_m_freq_table,
1709 .flags = TEGRA_PLL_USE_LOCK,
1710 .set_defaults = tegra210_pllmb_set_defaults,
1711 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1715 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1716 /* PLLE special case: use cpcon field to store cml divider value */
1717 { 672000000, 100000000, 125, 42, 0, 13 },
1718 { 624000000, 100000000, 125, 39, 0, 13 },
1719 { 336000000, 100000000, 125, 21, 0, 13 },
1720 { 312000000, 100000000, 200, 26, 0, 14 },
1721 { 38400000, 100000000, 125, 2, 0, 14 },
1722 { 12000000, 100000000, 200, 1, 0, 14 },
1723 { 0, 0, 0, 0, 0, 0 },
1726 static struct div_nmp plle_nmp = {
1727 .divm_shift = 0,
1728 .divm_width = 8,
1729 .divn_shift = 8,
1730 .divn_width = 8,
1731 .divp_shift = 24,
1732 .divp_width = 5,
1735 static struct tegra_clk_pll_params pll_e_params = {
1736 .input_min = 12000000,
1737 .input_max = 800000000,
1738 .cf_min = 12000000,
1739 .cf_max = 38400000,
1740 .vco_min = 1600000000,
1741 .vco_max = 2500000000U,
1742 .base_reg = PLLE_BASE,
1743 .misc_reg = PLLE_MISC0,
1744 .aux_reg = PLLE_AUX,
1745 .lock_mask = PLLE_MISC_LOCK,
1746 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1747 .lock_delay = 300,
1748 .div_nmp = &plle_nmp,
1749 .freq_table = pll_e_freq_table,
1750 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1751 TEGRA_PLL_HAS_LOCK_ENABLE,
1752 .fixed_rate = 100000000,
1753 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1756 static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1757 { 12000000, 672000000, 56, 1, 1, 0 },
1758 { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1759 { 38400000, 672000000, 70, 4, 1, 0 },
1760 { 0, 0, 0, 0, 0, 0 },
1763 static struct div_nmp pllre_nmp = {
1764 .divm_shift = 0,
1765 .divm_width = 8,
1766 .divn_shift = 8,
1767 .divn_width = 8,
1768 .divp_shift = 16,
1769 .divp_width = 5,
1772 static struct tegra_clk_pll_params pll_re_vco_params = {
1773 .input_min = 9600000,
1774 .input_max = 800000000,
1775 .cf_min = 9600000,
1776 .cf_max = 19200000,
1777 .vco_min = 350000000,
1778 .vco_max = 700000000,
1779 .base_reg = PLLRE_BASE,
1780 .misc_reg = PLLRE_MISC0,
1781 .lock_mask = PLLRE_MISC_LOCK,
1782 .lock_delay = 300,
1783 .max_p = PLL_QLIN_PDIV_MAX,
1784 .ext_misc_reg[0] = PLLRE_MISC0,
1785 .iddq_reg = PLLRE_MISC0,
1786 .iddq_bit_idx = PLLRE_IDDQ_BIT,
1787 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1788 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1789 .div_nmp = &pllre_nmp,
1790 .freq_table = pll_re_vco_freq_table,
1791 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1792 .set_defaults = tegra210_pllre_set_defaults,
1793 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1796 static struct div_nmp pllp_nmp = {
1797 .divm_shift = 0,
1798 .divm_width = 8,
1799 .divn_shift = 10,
1800 .divn_width = 8,
1801 .divp_shift = 20,
1802 .divp_width = 5,
1805 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1806 { 12000000, 408000000, 34, 1, 1, 0 },
1807 { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
1808 { 0, 0, 0, 0, 0, 0 },
1811 static struct tegra_clk_pll_params pll_p_params = {
1812 .input_min = 9600000,
1813 .input_max = 800000000,
1814 .cf_min = 9600000,
1815 .cf_max = 19200000,
1816 .vco_min = 350000000,
1817 .vco_max = 700000000,
1818 .base_reg = PLLP_BASE,
1819 .misc_reg = PLLP_MISC0,
1820 .lock_mask = PLL_BASE_LOCK,
1821 .lock_delay = 300,
1822 .iddq_reg = PLLP_MISC0,
1823 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1824 .ext_misc_reg[0] = PLLP_MISC0,
1825 .ext_misc_reg[1] = PLLP_MISC1,
1826 .div_nmp = &pllp_nmp,
1827 .freq_table = pll_p_freq_table,
1828 .fixed_rate = 408000000,
1829 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1830 .set_defaults = tegra210_pllp_set_defaults,
1831 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1834 static struct tegra_clk_pll_params pll_a1_params = {
1835 .input_min = 12000000,
1836 .input_max = 700000000,
1837 .cf_min = 12000000,
1838 .cf_max = 50000000,
1839 .vco_min = 600000000,
1840 .vco_max = 1200000000,
1841 .base_reg = PLLA1_BASE,
1842 .misc_reg = PLLA1_MISC0,
1843 .lock_mask = PLLCX_BASE_LOCK,
1844 .lock_delay = 300,
1845 .iddq_reg = PLLA1_MISC1,
1846 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1847 .reset_reg = PLLA1_MISC0,
1848 .reset_bit_idx = PLLCX_RESET_BIT,
1849 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1850 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1851 .div_nmp = &pllc_nmp,
1852 .ext_misc_reg[0] = PLLA1_MISC0,
1853 .ext_misc_reg[1] = PLLA1_MISC1,
1854 .ext_misc_reg[2] = PLLA1_MISC2,
1855 .ext_misc_reg[3] = PLLA1_MISC3,
1856 .freq_table = pll_cx_freq_table,
1857 .flags = TEGRA_PLL_USE_LOCK,
1858 .set_defaults = _plla1_set_defaults,
1859 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1862 static struct div_nmp plla_nmp = {
1863 .divm_shift = 0,
1864 .divm_width = 8,
1865 .divn_shift = 8,
1866 .divn_width = 8,
1867 .divp_shift = 20,
1868 .divp_width = 5,
1871 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
1872 { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
1873 { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
1874 { 12000000, 240000000, 60, 1, 3, 1, 0 },
1875 { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
1876 { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
1877 { 13000000, 240000000, 55, 1, 3, 1, 0 }, /* actual: 238.3 MHz */
1878 { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
1879 { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
1880 { 38400000, 240000000, 75, 3, 3, 1, 0 },
1881 { 0, 0, 0, 0, 0, 0, 0 },
1884 static struct tegra_clk_pll_params pll_a_params = {
1885 .input_min = 12000000,
1886 .input_max = 800000000,
1887 .cf_min = 12000000,
1888 .cf_max = 19200000,
1889 .vco_min = 500000000,
1890 .vco_max = 1000000000,
1891 .base_reg = PLLA_BASE,
1892 .misc_reg = PLLA_MISC0,
1893 .lock_mask = PLL_BASE_LOCK,
1894 .lock_delay = 300,
1895 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1896 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1897 .iddq_reg = PLLA_BASE,
1898 .iddq_bit_idx = PLLA_IDDQ_BIT,
1899 .div_nmp = &plla_nmp,
1900 .sdm_din_reg = PLLA_MISC1,
1901 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1902 .sdm_ctrl_reg = PLLA_MISC2,
1903 .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
1904 .ext_misc_reg[0] = PLLA_MISC0,
1905 .ext_misc_reg[1] = PLLA_MISC1,
1906 .ext_misc_reg[2] = PLLA_MISC2,
1907 .freq_table = pll_a_freq_table,
1908 .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
1909 .set_defaults = tegra210_plla_set_defaults,
1910 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1911 .set_gain = tegra210_clk_pll_set_gain,
1912 .adjust_vco = tegra210_clk_adjust_vco_min,
1915 static struct div_nmp plld_nmp = {
1916 .divm_shift = 0,
1917 .divm_width = 8,
1918 .divn_shift = 11,
1919 .divn_width = 8,
1920 .divp_shift = 20,
1921 .divp_width = 3,
1924 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
1925 { 12000000, 594000000, 99, 1, 2, 0, 0 },
1926 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1927 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
1928 { 0, 0, 0, 0, 0, 0, 0 },
1931 static struct tegra_clk_pll_params pll_d_params = {
1932 .input_min = 12000000,
1933 .input_max = 800000000,
1934 .cf_min = 12000000,
1935 .cf_max = 38400000,
1936 .vco_min = 750000000,
1937 .vco_max = 1500000000,
1938 .base_reg = PLLD_BASE,
1939 .misc_reg = PLLD_MISC0,
1940 .lock_mask = PLL_BASE_LOCK,
1941 .lock_delay = 1000,
1942 .iddq_reg = PLLD_MISC0,
1943 .iddq_bit_idx = PLLD_IDDQ_BIT,
1944 .round_p_to_pdiv = pll_expo_p_to_pdiv,
1945 .pdiv_tohw = pll_expo_pdiv_to_hw,
1946 .div_nmp = &plld_nmp,
1947 .sdm_din_reg = PLLD_MISC0,
1948 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1949 .sdm_ctrl_reg = PLLD_MISC0,
1950 .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
1951 .ext_misc_reg[0] = PLLD_MISC0,
1952 .ext_misc_reg[1] = PLLD_MISC1,
1953 .freq_table = pll_d_freq_table,
1954 .flags = TEGRA_PLL_USE_LOCK,
1955 .mdiv_default = 1,
1956 .set_defaults = tegra210_plld_set_defaults,
1957 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1958 .set_gain = tegra210_clk_pll_set_gain,
1959 .adjust_vco = tegra210_clk_adjust_vco_min,
1962 static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
1963 { 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
1964 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1965 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
1966 { 0, 0, 0, 0, 0, 0, 0 },
1969 /* s/w policy, always tegra_pll_ref */
1970 static struct tegra_clk_pll_params pll_d2_params = {
1971 .input_min = 12000000,
1972 .input_max = 800000000,
1973 .cf_min = 12000000,
1974 .cf_max = 38400000,
1975 .vco_min = 750000000,
1976 .vco_max = 1500000000,
1977 .base_reg = PLLD2_BASE,
1978 .misc_reg = PLLD2_MISC0,
1979 .lock_mask = PLL_BASE_LOCK,
1980 .lock_delay = 300,
1981 .iddq_reg = PLLD2_BASE,
1982 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1983 .sdm_din_reg = PLLD2_MISC3,
1984 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1985 .sdm_ctrl_reg = PLLD2_MISC1,
1986 .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
1987 /* disable spread-spectrum for pll_d2 */
1988 .ssc_ctrl_reg = 0,
1989 .ssc_ctrl_en_mask = 0,
1990 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1991 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1992 .div_nmp = &pllss_nmp,
1993 .ext_misc_reg[0] = PLLD2_MISC0,
1994 .ext_misc_reg[1] = PLLD2_MISC1,
1995 .ext_misc_reg[2] = PLLD2_MISC2,
1996 .ext_misc_reg[3] = PLLD2_MISC3,
1997 .max_p = PLL_QLIN_PDIV_MAX,
1998 .mdiv_default = 1,
1999 .freq_table = tegra210_pll_d2_freq_table,
2000 .set_defaults = tegra210_plld2_set_defaults,
2001 .flags = TEGRA_PLL_USE_LOCK,
2002 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2003 .set_gain = tegra210_clk_pll_set_gain,
2004 .adjust_vco = tegra210_clk_adjust_vco_min,
2007 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
2008 { 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
2009 { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
2010 { 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
2011 { 0, 0, 0, 0, 0, 0, 0 },
2014 static struct tegra_clk_pll_params pll_dp_params = {
2015 .input_min = 12000000,
2016 .input_max = 800000000,
2017 .cf_min = 12000000,
2018 .cf_max = 38400000,
2019 .vco_min = 750000000,
2020 .vco_max = 1500000000,
2021 .base_reg = PLLDP_BASE,
2022 .misc_reg = PLLDP_MISC,
2023 .lock_mask = PLL_BASE_LOCK,
2024 .lock_delay = 300,
2025 .iddq_reg = PLLDP_BASE,
2026 .iddq_bit_idx = PLLSS_IDDQ_BIT,
2027 .sdm_din_reg = PLLDP_SS_CTRL2,
2028 .sdm_din_mask = PLLA_SDM_DIN_MASK,
2029 .sdm_ctrl_reg = PLLDP_SS_CFG,
2030 .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
2031 .ssc_ctrl_reg = PLLDP_SS_CFG,
2032 .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
2033 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2034 .pdiv_tohw = pll_qlin_pdiv_to_hw,
2035 .div_nmp = &pllss_nmp,
2036 .ext_misc_reg[0] = PLLDP_MISC,
2037 .ext_misc_reg[1] = PLLDP_SS_CFG,
2038 .ext_misc_reg[2] = PLLDP_SS_CTRL1,
2039 .ext_misc_reg[3] = PLLDP_SS_CTRL2,
2040 .max_p = PLL_QLIN_PDIV_MAX,
2041 .mdiv_default = 1,
2042 .freq_table = pll_dp_freq_table,
2043 .set_defaults = tegra210_plldp_set_defaults,
2044 .flags = TEGRA_PLL_USE_LOCK,
2045 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2046 .set_gain = tegra210_clk_pll_set_gain,
2047 .adjust_vco = tegra210_clk_adjust_vco_min,
2050 static struct div_nmp pllu_nmp = {
2051 .divm_shift = 0,
2052 .divm_width = 8,
2053 .divn_shift = 8,
2054 .divn_width = 8,
2055 .divp_shift = 16,
2056 .divp_width = 5,
2059 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
2060 { 12000000, 480000000, 40, 1, 0, 0 },
2061 { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
2062 { 38400000, 480000000, 25, 2, 0, 0 },
2063 { 0, 0, 0, 0, 0, 0 },
2066 static struct tegra_clk_pll_params pll_u_vco_params = {
2067 .input_min = 9600000,
2068 .input_max = 800000000,
2069 .cf_min = 9600000,
2070 .cf_max = 19200000,
2071 .vco_min = 350000000,
2072 .vco_max = 700000000,
2073 .base_reg = PLLU_BASE,
2074 .misc_reg = PLLU_MISC0,
2075 .lock_mask = PLL_BASE_LOCK,
2076 .lock_delay = 1000,
2077 .iddq_reg = PLLU_MISC0,
2078 .iddq_bit_idx = PLLU_IDDQ_BIT,
2079 .ext_misc_reg[0] = PLLU_MISC0,
2080 .ext_misc_reg[1] = PLLU_MISC1,
2081 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2082 .pdiv_tohw = pll_qlin_pdiv_to_hw,
2083 .div_nmp = &pllu_nmp,
2084 .freq_table = pll_u_freq_table,
2085 .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2088 struct utmi_clk_param {
2089 /* Oscillator Frequency in KHz */
2090 u32 osc_frequency;
2091 /* UTMIP PLL Enable Delay Count */
2092 u8 enable_delay_count;
2093 /* UTMIP PLL Stable count */
2094 u16 stable_count;
2095 /* UTMIP PLL Active delay count */
2096 u8 active_delay_count;
2097 /* UTMIP PLL Xtal frequency count */
2098 u16 xtal_freq_count;
2101 static const struct utmi_clk_param utmi_parameters[] = {
2103 .osc_frequency = 38400000, .enable_delay_count = 0x0,
2104 .stable_count = 0x0, .active_delay_count = 0x6,
2105 .xtal_freq_count = 0x80
2106 }, {
2107 .osc_frequency = 13000000, .enable_delay_count = 0x02,
2108 .stable_count = 0x33, .active_delay_count = 0x05,
2109 .xtal_freq_count = 0x7f
2110 }, {
2111 .osc_frequency = 19200000, .enable_delay_count = 0x03,
2112 .stable_count = 0x4b, .active_delay_count = 0x06,
2113 .xtal_freq_count = 0xbb
2114 }, {
2115 .osc_frequency = 12000000, .enable_delay_count = 0x02,
2116 .stable_count = 0x2f, .active_delay_count = 0x08,
2117 .xtal_freq_count = 0x76
2118 }, {
2119 .osc_frequency = 26000000, .enable_delay_count = 0x04,
2120 .stable_count = 0x66, .active_delay_count = 0x09,
2121 .xtal_freq_count = 0xfe
2122 }, {
2123 .osc_frequency = 16800000, .enable_delay_count = 0x03,
2124 .stable_count = 0x41, .active_delay_count = 0x0a,
2125 .xtal_freq_count = 0xa4
2129 static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2130 [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2131 [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2132 [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2133 [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2134 [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
2135 [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2136 [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2137 [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2138 [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
2139 [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2140 [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2141 [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2142 [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2143 [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2144 [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2145 [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2146 [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2147 [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2148 [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2149 [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2150 [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2151 [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2152 [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2153 [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2154 [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2155 [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2156 [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2157 [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2158 [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2159 [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2160 [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2161 [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2162 [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2163 [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2164 [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2165 [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2166 [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2167 [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2168 [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2169 [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2170 [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2171 [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2172 [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2173 [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2174 [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2175 [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2176 [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2177 [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2178 [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2179 [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2180 [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2181 [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2182 [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2183 [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2184 [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2185 [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2186 [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2187 [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2188 [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2189 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2190 [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2191 [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2192 [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2193 [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2194 [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2195 [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2196 [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2197 [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2198 [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2199 [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2200 [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2201 [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2202 [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
2203 [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2204 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2205 [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2206 [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true },
2207 [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2208 [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2209 [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2210 [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2211 [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2212 [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2213 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2214 [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2215 [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2216 [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2217 [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2218 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2219 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2220 [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2221 [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2222 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2223 [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2224 [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2225 [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2226 [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2227 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2228 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2229 [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2230 [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2231 [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2232 [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2233 [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2234 [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2235 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2236 [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2237 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2238 [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2239 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2240 [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2241 [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2242 [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2243 [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2244 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2245 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2246 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2247 [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2248 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2249 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2250 [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2251 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2252 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2253 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2254 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2255 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2256 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2257 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2258 [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2259 [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2260 [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2261 [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2262 [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2263 [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2264 [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2265 [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2266 [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2267 [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2268 [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2269 [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2270 [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2271 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2272 [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2273 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2274 [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2275 [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2276 [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2277 [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2278 [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2279 [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2280 [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2281 [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2282 [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2283 [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2284 [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2285 [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2286 [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2287 [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2288 [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2289 [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2290 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2291 [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2292 [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2293 [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2294 [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2295 [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2296 [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2297 [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2298 [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2299 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2300 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2301 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2302 [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2303 [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2304 [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2305 [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2306 [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2307 [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2308 [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2309 [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2310 [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2311 [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2312 [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2313 [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2314 [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2315 [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2316 [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2317 [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2318 [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2319 [tegra_clk_pll_a1] = { .dt_id = TEGRA210_CLK_PLL_A1, .present = true },
2320 [tegra_clk_ispa] = { .dt_id = TEGRA210_CLK_ISPA, .present = true },
2321 [tegra_clk_cec] = { .dt_id = TEGRA210_CLK_CEC, .present = true },
2322 [tegra_clk_dmic1] = { .dt_id = TEGRA210_CLK_DMIC1, .present = true },
2323 [tegra_clk_dmic2] = { .dt_id = TEGRA210_CLK_DMIC2, .present = true },
2324 [tegra_clk_dmic3] = { .dt_id = TEGRA210_CLK_DMIC3, .present = true },
2325 [tegra_clk_dmic1_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK, .present = true },
2326 [tegra_clk_dmic2_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK, .present = true },
2327 [tegra_clk_dmic3_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK, .present = true },
2328 [tegra_clk_dmic1_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK_MUX, .present = true },
2329 [tegra_clk_dmic2_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK_MUX, .present = true },
2330 [tegra_clk_dmic3_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK_MUX, .present = true },
2331 [tegra_clk_dp2] = { .dt_id = TEGRA210_CLK_DP2, .present = true },
2332 [tegra_clk_iqc1] = { .dt_id = TEGRA210_CLK_IQC1, .present = true },
2333 [tegra_clk_iqc2] = { .dt_id = TEGRA210_CLK_IQC2, .present = true },
2334 [tegra_clk_pll_a_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT_ADSP, .present = true },
2335 [tegra_clk_pll_a_out0_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP, .present = true },
2336 [tegra_clk_adsp] = { .dt_id = TEGRA210_CLK_ADSP, .present = true },
2337 [tegra_clk_adsp_neon] = { .dt_id = TEGRA210_CLK_ADSP_NEON, .present = true },
2340 static struct tegra_devclk devclks[] __initdata = {
2341 { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2342 { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2343 { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2344 { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2345 { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2346 { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2347 { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2348 { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2349 { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2350 { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2351 { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2352 { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2353 { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2354 { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2355 { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2356 { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2357 { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2358 { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2359 { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2360 { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2361 { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2362 { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2363 { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2364 { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2365 { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2366 { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2367 { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2368 { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2369 { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2370 { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2371 { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2372 { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2373 { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2374 { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2375 { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2376 { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2377 { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2378 { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2379 { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2380 { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2381 { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2382 { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2383 { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2384 { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2385 { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2386 { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2387 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2388 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2389 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2390 { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2391 { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2392 { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2393 { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2394 { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2395 { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2396 { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2397 { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2398 { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2399 { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2400 { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2401 { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2402 { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2403 { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2404 { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2407 static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2408 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2409 { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2412 static struct clk **clks;
2414 static const char * const aclk_parents[] = {
2415 "pll_a1", "pll_c", "pll_p", "pll_a_out0", "pll_c2", "pll_c3",
2416 "clk_m"
2419 void tegra210_put_utmipll_in_iddq(void)
2421 u32 reg;
2423 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2425 if (reg & UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK) {
2426 pr_err("trying to assert IDDQ while UTMIPLL is locked\n");
2427 return;
2430 reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2431 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2433 EXPORT_SYMBOL_GPL(tegra210_put_utmipll_in_iddq);
2435 void tegra210_put_utmipll_out_iddq(void)
2437 u32 reg;
2439 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2440 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2441 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2443 EXPORT_SYMBOL_GPL(tegra210_put_utmipll_out_iddq);
2445 static void tegra210_utmi_param_configure(void)
2447 u32 reg;
2448 int i;
2450 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2451 if (osc_freq == utmi_parameters[i].osc_frequency)
2452 break;
2455 if (i >= ARRAY_SIZE(utmi_parameters)) {
2456 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2457 osc_freq);
2458 return;
2461 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2462 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2463 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2465 udelay(10);
2467 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2469 /* Program UTMIP PLL stable and active counts */
2470 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2471 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2472 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2474 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2475 reg |=
2476 UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].active_delay_count);
2477 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2479 /* Program UTMIP PLL delay and oscillator frequency counts */
2480 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2482 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2483 reg |=
2484 UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].enable_delay_count);
2486 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2487 reg |=
2488 UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].xtal_freq_count);
2490 reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2491 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2493 /* Remove power downs from UTMIP PLL control bits */
2494 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2495 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2496 reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2497 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2499 udelay(20);
2501 /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2502 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2503 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2504 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2505 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2506 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2507 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2508 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2509 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2511 /* Setup HW control of UTMIPLL */
2512 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2513 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2514 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2515 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2517 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2518 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2519 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2520 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2522 udelay(1);
2524 reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2525 reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2526 writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2528 udelay(1);
2530 /* Enable HW control UTMIPLL */
2531 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2532 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2533 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2536 static int tegra210_enable_pllu(void)
2538 struct tegra_clk_pll_freq_table *fentry;
2539 struct tegra_clk_pll pllu;
2540 u32 reg;
2542 for (fentry = pll_u_freq_table; fentry->input_rate; fentry++) {
2543 if (fentry->input_rate == pll_ref_freq)
2544 break;
2547 if (!fentry->input_rate) {
2548 pr_err("Unknown PLL_U reference frequency %lu\n", pll_ref_freq);
2549 return -EINVAL;
2552 /* clear IDDQ bit */
2553 pllu.params = &pll_u_vco_params;
2554 reg = readl_relaxed(clk_base + pllu.params->ext_misc_reg[0]);
2555 reg &= ~BIT(pllu.params->iddq_bit_idx);
2556 writel_relaxed(reg, clk_base + pllu.params->ext_misc_reg[0]);
2557 udelay(5);
2559 reg = readl_relaxed(clk_base + PLLU_BASE);
2560 reg &= ~GENMASK(20, 0);
2561 reg |= fentry->m;
2562 reg |= fentry->n << 8;
2563 reg |= fentry->p << 16;
2564 writel(reg, clk_base + PLLU_BASE);
2565 udelay(1);
2566 reg |= PLL_ENABLE;
2567 writel(reg, clk_base + PLLU_BASE);
2569 readl_relaxed_poll_timeout_atomic(clk_base + PLLU_BASE, reg,
2570 reg & PLL_BASE_LOCK, 2, 1000);
2571 if (!(reg & PLL_BASE_LOCK)) {
2572 pr_err("Timed out waiting for PLL_U to lock\n");
2573 return -ETIMEDOUT;
2576 return 0;
2579 static int tegra210_init_pllu(void)
2581 u32 reg;
2582 int err;
2584 tegra210_pllu_set_defaults(&pll_u_vco_params);
2585 /* skip initialization when pllu is in hw controlled mode */
2586 reg = readl_relaxed(clk_base + PLLU_BASE);
2587 if (reg & PLLU_BASE_OVERRIDE) {
2588 if (!(reg & PLL_ENABLE)) {
2589 err = tegra210_enable_pllu();
2590 if (err < 0) {
2591 WARN_ON(1);
2592 return err;
2595 /* enable hw controlled mode */
2596 reg = readl_relaxed(clk_base + PLLU_BASE);
2597 reg &= ~PLLU_BASE_OVERRIDE;
2598 writel(reg, clk_base + PLLU_BASE);
2600 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2601 reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2602 PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2603 PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2604 reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2605 PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2606 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2608 reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2609 reg &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK;
2610 writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2611 udelay(1);
2613 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2614 reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2615 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2616 udelay(1);
2618 reg = readl_relaxed(clk_base + PLLU_BASE);
2619 reg &= ~PLLU_BASE_CLKENABLE_USB;
2620 writel_relaxed(reg, clk_base + PLLU_BASE);
2623 /* enable UTMIPLL hw control if not yet done by the bootloader */
2624 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2625 if (!(reg & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE))
2626 tegra210_utmi_param_configure();
2628 return 0;
2631 static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2632 void __iomem *pmc_base)
2634 struct clk *clk;
2636 /* xusb_ss_div2 */
2637 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2638 1, 2);
2639 clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2641 clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
2642 1, 17, 222);
2643 clks[TEGRA210_CLK_SOR_SAFE] = clk;
2645 clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base,
2646 1, 17, 181);
2647 clks[TEGRA210_CLK_DPAUX] = clk;
2649 clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base,
2650 1, 17, 207);
2651 clks[TEGRA210_CLK_DPAUX1] = clk;
2653 /* pll_d_dsi_out */
2654 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2655 clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2656 clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2658 /* dsia */
2659 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2660 clk_base, 0, 48,
2661 periph_clk_enb_refcnt);
2662 clks[TEGRA210_CLK_DSIA] = clk;
2664 /* dsib */
2665 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2666 clk_base, 0, 82,
2667 periph_clk_enb_refcnt);
2668 clks[TEGRA210_CLK_DSIB] = clk;
2670 /* emc mux */
2671 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
2672 ARRAY_SIZE(mux_pllmcp_clkm), 0,
2673 clk_base + CLK_SOURCE_EMC,
2674 29, 3, 0, &emc_lock);
2676 clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
2677 &emc_lock);
2678 clks[TEGRA210_CLK_MC] = clk;
2680 /* cml0 */
2681 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
2682 0, 0, &pll_e_lock);
2683 clk_register_clkdev(clk, "cml0", NULL);
2684 clks[TEGRA210_CLK_CML0] = clk;
2686 /* cml1 */
2687 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
2688 1, 0, &pll_e_lock);
2689 clk_register_clkdev(clk, "cml1", NULL);
2690 clks[TEGRA210_CLK_CML1] = clk;
2692 clk = tegra_clk_register_super_clk("aclk", aclk_parents,
2693 ARRAY_SIZE(aclk_parents), 0, clk_base + 0x6e0,
2694 0, NULL);
2695 clks[TEGRA210_CLK_ACLK] = clk;
2697 tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
2700 static void __init tegra210_pll_init(void __iomem *clk_base,
2701 void __iomem *pmc)
2703 struct clk *clk;
2705 /* PLLC */
2706 clk = tegra_clk_register_pllc_tegra210("pll_c", "pll_ref", clk_base,
2707 pmc, 0, &pll_c_params, NULL);
2708 if (!WARN_ON(IS_ERR(clk)))
2709 clk_register_clkdev(clk, "pll_c", NULL);
2710 clks[TEGRA210_CLK_PLL_C] = clk;
2712 /* PLLC_OUT1 */
2713 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
2714 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2715 8, 8, 1, NULL);
2716 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
2717 clk_base + PLLC_OUT, 1, 0,
2718 CLK_SET_RATE_PARENT, 0, NULL);
2719 clk_register_clkdev(clk, "pll_c_out1", NULL);
2720 clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
2722 /* PLLC_UD */
2723 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
2724 CLK_SET_RATE_PARENT, 1, 1);
2725 clk_register_clkdev(clk, "pll_c_ud", NULL);
2726 clks[TEGRA210_CLK_PLL_C_UD] = clk;
2728 /* PLLC2 */
2729 clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
2730 pmc, 0, &pll_c2_params, NULL);
2731 clk_register_clkdev(clk, "pll_c2", NULL);
2732 clks[TEGRA210_CLK_PLL_C2] = clk;
2734 /* PLLC3 */
2735 clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
2736 pmc, 0, &pll_c3_params, NULL);
2737 clk_register_clkdev(clk, "pll_c3", NULL);
2738 clks[TEGRA210_CLK_PLL_C3] = clk;
2740 /* PLLM */
2741 clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
2742 CLK_SET_RATE_GATE, &pll_m_params, NULL);
2743 clk_register_clkdev(clk, "pll_m", NULL);
2744 clks[TEGRA210_CLK_PLL_M] = clk;
2746 /* PLLMB */
2747 clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
2748 CLK_SET_RATE_GATE, &pll_mb_params, NULL);
2749 clk_register_clkdev(clk, "pll_mb", NULL);
2750 clks[TEGRA210_CLK_PLL_MB] = clk;
2752 /* PLLM_UD */
2753 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
2754 CLK_SET_RATE_PARENT, 1, 1);
2755 clk_register_clkdev(clk, "pll_m_ud", NULL);
2756 clks[TEGRA210_CLK_PLL_M_UD] = clk;
2758 /* PLLU_VCO */
2759 if (!tegra210_init_pllu()) {
2760 clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,
2761 480*1000*1000);
2762 clk_register_clkdev(clk, "pll_u_vco", NULL);
2763 clks[TEGRA210_CLK_PLL_U] = clk;
2766 /* PLLU_OUT */
2767 clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
2768 clk_base + PLLU_BASE, 16, 4, 0,
2769 pll_vco_post_div_table, NULL);
2770 clk_register_clkdev(clk, "pll_u_out", NULL);
2771 clks[TEGRA210_CLK_PLL_U_OUT] = clk;
2773 /* PLLU_OUT1 */
2774 clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
2775 clk_base + PLLU_OUTA, 0,
2776 TEGRA_DIVIDER_ROUND_UP,
2777 8, 8, 1, &pll_u_lock);
2778 clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
2779 clk_base + PLLU_OUTA, 1, 0,
2780 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2781 clk_register_clkdev(clk, "pll_u_out1", NULL);
2782 clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
2784 /* PLLU_OUT2 */
2785 clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
2786 clk_base + PLLU_OUTA, 0,
2787 TEGRA_DIVIDER_ROUND_UP,
2788 24, 8, 1, &pll_u_lock);
2789 clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
2790 clk_base + PLLU_OUTA, 17, 16,
2791 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2792 clk_register_clkdev(clk, "pll_u_out2", NULL);
2793 clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
2795 /* PLLU_480M */
2796 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
2797 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2798 22, 0, &pll_u_lock);
2799 clk_register_clkdev(clk, "pll_u_480M", NULL);
2800 clks[TEGRA210_CLK_PLL_U_480M] = clk;
2802 /* PLLU_60M */
2803 clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
2804 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2805 23, 0, &pll_u_lock);
2806 clk_register_clkdev(clk, "pll_u_60M", NULL);
2807 clks[TEGRA210_CLK_PLL_U_60M] = clk;
2809 /* PLLU_48M */
2810 clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
2811 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2812 25, 0, &pll_u_lock);
2813 clk_register_clkdev(clk, "pll_u_48M", NULL);
2814 clks[TEGRA210_CLK_PLL_U_48M] = clk;
2816 /* PLLD */
2817 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
2818 &pll_d_params, &pll_d_lock);
2819 clk_register_clkdev(clk, "pll_d", NULL);
2820 clks[TEGRA210_CLK_PLL_D] = clk;
2822 /* PLLD_OUT0 */
2823 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
2824 CLK_SET_RATE_PARENT, 1, 2);
2825 clk_register_clkdev(clk, "pll_d_out0", NULL);
2826 clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
2828 /* PLLRE */
2829 clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
2830 clk_base, pmc, 0,
2831 &pll_re_vco_params,
2832 &pll_re_lock, pll_ref_freq);
2833 clk_register_clkdev(clk, "pll_re_vco", NULL);
2834 clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
2836 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
2837 clk_base + PLLRE_BASE, 16, 5, 0,
2838 pll_vco_post_div_table, &pll_re_lock);
2839 clk_register_clkdev(clk, "pll_re_out", NULL);
2840 clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
2842 clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
2843 clk_base + PLLRE_OUT1, 0,
2844 TEGRA_DIVIDER_ROUND_UP,
2845 8, 8, 1, NULL);
2846 clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
2847 clk_base + PLLRE_OUT1, 1, 0,
2848 CLK_SET_RATE_PARENT, 0, NULL);
2849 clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
2851 /* PLLE */
2852 clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
2853 clk_base, 0, &pll_e_params, NULL);
2854 clk_register_clkdev(clk, "pll_e", NULL);
2855 clks[TEGRA210_CLK_PLL_E] = clk;
2857 /* PLLC4 */
2858 clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
2859 0, &pll_c4_vco_params, NULL, pll_ref_freq);
2860 clk_register_clkdev(clk, "pll_c4_vco", NULL);
2861 clks[TEGRA210_CLK_PLL_C4] = clk;
2863 /* PLLC4_OUT0 */
2864 clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
2865 clk_base + PLLC4_BASE, 19, 4, 0,
2866 pll_vco_post_div_table, NULL);
2867 clk_register_clkdev(clk, "pll_c4_out0", NULL);
2868 clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
2870 /* PLLC4_OUT1 */
2871 clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
2872 CLK_SET_RATE_PARENT, 1, 3);
2873 clk_register_clkdev(clk, "pll_c4_out1", NULL);
2874 clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
2876 /* PLLC4_OUT2 */
2877 clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
2878 CLK_SET_RATE_PARENT, 1, 5);
2879 clk_register_clkdev(clk, "pll_c4_out2", NULL);
2880 clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
2882 /* PLLC4_OUT3 */
2883 clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
2884 clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2885 8, 8, 1, NULL);
2886 clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
2887 clk_base + PLLC4_OUT, 1, 0,
2888 CLK_SET_RATE_PARENT, 0, NULL);
2889 clk_register_clkdev(clk, "pll_c4_out3", NULL);
2890 clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
2892 /* PLLDP */
2893 clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
2894 0, &pll_dp_params, NULL);
2895 clk_register_clkdev(clk, "pll_dp", NULL);
2896 clks[TEGRA210_CLK_PLL_DP] = clk;
2898 /* PLLD2 */
2899 clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
2900 0, &pll_d2_params, NULL);
2901 clk_register_clkdev(clk, "pll_d2", NULL);
2902 clks[TEGRA210_CLK_PLL_D2] = clk;
2904 /* PLLD2_OUT0 */
2905 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
2906 CLK_SET_RATE_PARENT, 1, 1);
2907 clk_register_clkdev(clk, "pll_d2_out0", NULL);
2908 clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
2910 /* PLLP_OUT2 */
2911 clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
2912 CLK_SET_RATE_PARENT, 1, 2);
2913 clk_register_clkdev(clk, "pll_p_out2", NULL);
2914 clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
2918 /* Tegra210 CPU clock and reset control functions */
2919 static void tegra210_wait_cpu_in_reset(u32 cpu)
2921 unsigned int reg;
2923 do {
2924 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
2925 cpu_relax();
2926 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
2929 static void tegra210_disable_cpu_clock(u32 cpu)
2931 /* flow controller would take care in the power sequence. */
2934 #ifdef CONFIG_PM_SLEEP
2935 static void tegra210_cpu_clock_suspend(void)
2937 /* switch coresite to clk_m, save off original source */
2938 tegra210_cpu_clk_sctx.clk_csite_src =
2939 readl(clk_base + CLK_SOURCE_CSITE);
2940 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
2943 static void tegra210_cpu_clock_resume(void)
2945 writel(tegra210_cpu_clk_sctx.clk_csite_src,
2946 clk_base + CLK_SOURCE_CSITE);
2948 #endif
2950 static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
2951 .wait_for_reset = tegra210_wait_cpu_in_reset,
2952 .disable_clock = tegra210_disable_cpu_clock,
2953 #ifdef CONFIG_PM_SLEEP
2954 .suspend = tegra210_cpu_clock_suspend,
2955 .resume = tegra210_cpu_clock_resume,
2956 #endif
2959 static const struct of_device_id pmc_match[] __initconst = {
2960 { .compatible = "nvidia,tegra210-pmc" },
2961 { },
2964 static struct tegra_clk_init_table init_table[] __initdata = {
2965 { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
2966 { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
2967 { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
2968 { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
2969 { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
2970 { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
2971 { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
2972 { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
2973 { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
2974 { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2975 { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2976 { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2977 { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2978 { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2979 { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
2980 { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
2981 { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
2982 { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
2983 { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
2984 { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
2985 { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
2986 { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2987 { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
2988 { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
2989 { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2990 { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2991 { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
2992 { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2993 { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2994 { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
2995 { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
2996 { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
2997 { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
2998 { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2999 /* TODO find a way to enable this on-demand */
3000 { TEGRA210_CLK_DBGAPB, TEGRA210_CLK_CLK_MAX, 0, 1 },
3001 { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
3002 { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
3003 { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
3004 { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
3005 { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
3006 { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
3007 { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
3008 { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
3009 { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
3010 { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
3011 { TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
3012 { TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
3013 /* This MUST be the last entry. */
3014 { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
3018 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
3020 * Program an initial clock rate and enable or disable clocks needed
3021 * by the rest of the kernel, for Tegra210 SoCs. It is intended to be
3022 * called by assigning a pointer to it to tegra_clk_apply_init_table -
3023 * this will be called as an arch_initcall. No return value.
3025 static void __init tegra210_clock_apply_init_table(void)
3027 tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
3031 * tegra210_car_barrier - wait for pending writes to the CAR to complete
3033 * Wait for any outstanding writes to the CAR MMIO space from this CPU
3034 * to complete before continuing execution. No return value.
3036 static void tegra210_car_barrier(void)
3038 readl_relaxed(clk_base + RST_DFLL_DVCO);
3042 * tegra210_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
3044 * Assert the reset line of the DFLL's DVCO. No return value.
3046 static void tegra210_clock_assert_dfll_dvco_reset(void)
3048 u32 v;
3050 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3051 v |= (1 << DVFS_DFLL_RESET_SHIFT);
3052 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3053 tegra210_car_barrier();
3057 * tegra210_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
3059 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
3060 * operate. No return value.
3062 static void tegra210_clock_deassert_dfll_dvco_reset(void)
3064 u32 v;
3066 v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3067 v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
3068 writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3069 tegra210_car_barrier();
3072 static int tegra210_reset_assert(unsigned long id)
3074 if (id == TEGRA210_RST_DFLL_DVCO)
3075 tegra210_clock_assert_dfll_dvco_reset();
3076 else if (id == TEGRA210_RST_ADSP)
3077 writel(GENMASK(26, 21) | BIT(7),
3078 clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_SET);
3079 else
3080 return -EINVAL;
3082 return 0;
3085 static int tegra210_reset_deassert(unsigned long id)
3087 if (id == TEGRA210_RST_DFLL_DVCO)
3088 tegra210_clock_deassert_dfll_dvco_reset();
3089 else if (id == TEGRA210_RST_ADSP) {
3090 writel(BIT(21), clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3092 * Considering adsp cpu clock (min: 12.5MHZ, max: 1GHz)
3093 * a delay of 5us ensures that it's at least
3094 * 6 * adsp_cpu_cycle_period long.
3096 udelay(5);
3097 writel(GENMASK(26, 22) | BIT(7),
3098 clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3099 } else
3100 return -EINVAL;
3102 return 0;
3106 * tegra210_clock_init - Tegra210-specific clock initialization
3107 * @np: struct device_node * of the DT node for the SoC CAR IP block
3109 * Register most SoC clocks for the Tegra210 system-on-chip. Intended
3110 * to be called by the OF init code when a DT node with the
3111 * "nvidia,tegra210-car" string is encountered, and declared with
3112 * CLK_OF_DECLARE. No return value.
3114 static void __init tegra210_clock_init(struct device_node *np)
3116 struct device_node *node;
3117 u32 value, clk_m_div;
3119 clk_base = of_iomap(np, 0);
3120 if (!clk_base) {
3121 pr_err("ioremap tegra210 CAR failed\n");
3122 return;
3125 node = of_find_matching_node(NULL, pmc_match);
3126 if (!node) {
3127 pr_err("Failed to find pmc node\n");
3128 WARN_ON(1);
3129 return;
3132 pmc_base = of_iomap(node, 0);
3133 if (!pmc_base) {
3134 pr_err("Can't map pmc registers\n");
3135 WARN_ON(1);
3136 return;
3139 clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
3140 TEGRA210_CAR_BANK_COUNT);
3141 if (!clks)
3142 return;
3144 value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
3145 clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
3147 if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
3148 ARRAY_SIZE(tegra210_input_freq), clk_m_div,
3149 &osc_freq, &pll_ref_freq) < 0)
3150 return;
3152 tegra_fixed_clk_init(tegra210_clks);
3153 tegra210_pll_init(clk_base, pmc_base);
3154 tegra210_periph_clk_init(clk_base, pmc_base);
3155 tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
3156 tegra210_audio_plls,
3157 ARRAY_SIZE(tegra210_audio_plls));
3158 tegra_pmc_clk_init(pmc_base, tegra210_clks);
3160 /* For Tegra210, PLLD is the only source for DSIA & DSIB */
3161 value = clk_readl(clk_base + PLLD_BASE);
3162 value &= ~BIT(25);
3163 clk_writel(value, clk_base + PLLD_BASE);
3165 tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
3167 tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
3168 &pll_x_params);
3169 tegra_init_special_resets(2, tegra210_reset_assert,
3170 tegra210_reset_deassert);
3172 tegra_add_of_provider(np);
3173 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
3175 tegra_cpu_car_ops = &tegra210_cpu_car_ops;
3177 CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);