2 * Copyright (C) 2015 - 2016 ZTE Corporation.
3 * Copyright (C) 2016 Linaro Ltd.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 #include <linux/clk-provider.h>
10 #include <linux/device.h>
11 #include <linux/kernel.h>
12 #include <linux/of_address.h>
13 #include <linux/of_device.h>
14 #include <linux/platform_device.h>
16 #include <dt-bindings/clock/zx296718-clock.h>
20 #define TOP_CLK_MUX0 0x04
21 #define TOP_CLK_MUX1 0x08
22 #define TOP_CLK_MUX2 0x0c
23 #define TOP_CLK_MUX3 0x10
24 #define TOP_CLK_MUX4 0x14
25 #define TOP_CLK_MUX5 0x18
26 #define TOP_CLK_MUX6 0x1c
27 #define TOP_CLK_MUX7 0x20
28 #define TOP_CLK_MUX9 0x28
31 #define TOP_CLK_GATE0 0x34
32 #define TOP_CLK_GATE1 0x38
33 #define TOP_CLK_GATE2 0x3c
34 #define TOP_CLK_GATE3 0x40
35 #define TOP_CLK_GATE4 0x44
36 #define TOP_CLK_GATE5 0x48
37 #define TOP_CLK_GATE6 0x4c
39 #define TOP_CLK_DIV0 0x58
41 #define PLL_CPU_REG 0x80
42 #define PLL_VGA_REG 0xb0
43 #define PLL_DDR_REG 0xa0
46 #define LSP0_TIMER3_CLK 0x4
47 #define LSP0_TIMER4_CLK 0x8
48 #define LSP0_TIMER5_CLK 0xc
49 #define LSP0_UART3_CLK 0x10
50 #define LSP0_UART1_CLK 0x14
51 #define LSP0_UART2_CLK 0x18
52 #define LSP0_SPIFC0_CLK 0x1c
53 #define LSP0_I2C4_CLK 0x20
54 #define LSP0_I2C5_CLK 0x24
55 #define LSP0_SSP0_CLK 0x28
56 #define LSP0_SSP1_CLK 0x2c
57 #define LSP0_USIM0_CLK 0x30
58 #define LSP0_GPIO_CLK 0x34
59 #define LSP0_I2C3_CLK 0x38
62 #define LSP1_UART4_CLK 0x08
63 #define LSP1_UART5_CLK 0x0c
64 #define LSP1_PWM_CLK 0x10
65 #define LSP1_I2C2_CLK 0x14
66 #define LSP1_SSP2_CLK 0x1c
67 #define LSP1_SSP3_CLK 0x20
68 #define LSP1_SSP4_CLK 0x24
69 #define LSP1_USIM1_CLK 0x28
72 #define AUDIO_I2S0_DIV_CFG1 0x10
73 #define AUDIO_I2S0_DIV_CFG2 0x14
74 #define AUDIO_I2S0_CLK 0x18
75 #define AUDIO_I2S1_DIV_CFG1 0x20
76 #define AUDIO_I2S1_DIV_CFG2 0x24
77 #define AUDIO_I2S1_CLK 0x28
78 #define AUDIO_I2S2_DIV_CFG1 0x30
79 #define AUDIO_I2S2_DIV_CFG2 0x34
80 #define AUDIO_I2S2_CLK 0x38
81 #define AUDIO_I2S3_DIV_CFG1 0x40
82 #define AUDIO_I2S3_DIV_CFG2 0x44
83 #define AUDIO_I2S3_CLK 0x48
84 #define AUDIO_I2C0_CLK 0x50
85 #define AUDIO_SPDIF0_DIV_CFG1 0x60
86 #define AUDIO_SPDIF0_DIV_CFG2 0x64
87 #define AUDIO_SPDIF0_CLK 0x68
88 #define AUDIO_SPDIF1_DIV_CFG1 0x70
89 #define AUDIO_SPDIF1_DIV_CFG2 0x74
90 #define AUDIO_SPDIF1_CLK 0x78
91 #define AUDIO_TIMER_CLK 0x80
92 #define AUDIO_TDM_CLK 0x90
93 #define AUDIO_TS_CLK 0xa0
95 static DEFINE_SPINLOCK(clk_lock
);
97 static struct zx_pll_config pll_cpu_table
[] = {
98 PLL_RATE(1312000000, 0x00103621, 0x04aaaaaa),
99 PLL_RATE(1407000000, 0x00103a21, 0x04aaaaaa),
100 PLL_RATE(1503000000, 0x00103e21, 0x04aaaaaa),
101 PLL_RATE(1600000000, 0x00104221, 0x04aaaaaa),
109 PNAME(dbg_wclk_p
) = {
116 PNAME(a72_coreclk_p
) = {
127 PNAME(cpu_periclk_p
) = {
138 PNAME(a53_coreclk_p
) = {
149 PNAME(sec_wclk_p
) = {
160 PNAME(sd_nand_wclk_p
) = {
171 PNAME(emmc_wclk_p
) = {
187 PNAME(usb_ref24m_p
) = {
192 PNAME(sys_noc_alck_p
) = {
203 PNAME(vde_aclk_p
) = {
210 "clk_vga", /*600MHz*/
214 PNAME(vce_aclk_p
) = {
221 "clk_vga", /*600MHz*/
225 PNAME(hde_aclk_p
) = {
232 "clk_vga", /*600MHz*/
236 PNAME(gpu_aclk_p
) = {
243 "clk_vga", /*600MHz*/
247 PNAME(sappu_aclk_p
) = {
254 PNAME(sappu_wclk_p
) = {
265 PNAME(vou_aclk_p
) = {
272 "clk_vga", /*600MHz*/
276 PNAME(vou_main_wclk_p
) = {
287 PNAME(vou_aux_wclk_p
) = {
298 PNAME(vou_ppu_wclk_p
) = {
309 PNAME(vga_i2c_wclk_p
) = {
314 PNAME(viu_m0_aclk_p
) = {
325 PNAME(viu_m1_aclk_p
) = {
347 PNAME(viu_jpeg_clk_p
) = {
358 PNAME(ts_sys_clk_p
) = {
365 PNAME(wdt_ares_p
) = {
370 static struct clk_zx_pll zx296718_pll_clk
[] = {
371 ZX296718_PLL("pll_cpu", "osc24m", PLL_CPU_REG
, pll_cpu_table
),
374 static struct zx_clk_fixed_factor top_ffactor_clk
[] = {
375 FFACTOR(0, "clk4m", "osc24m", 1, 6, 0),
376 FFACTOR(0, "clk2m", "osc24m", 1, 12, 0),
378 FFACTOR(0, "clk1600m", "pll_cpu", 1, 1, CLK_SET_RATE_PARENT
),
379 FFACTOR(0, "clk800m", "pll_cpu", 1, 2, CLK_SET_RATE_PARENT
),
381 FFACTOR(0, "clk25m", "pll_mac", 1, 40, 0),
382 FFACTOR(0, "clk125m", "pll_mac", 1, 8, 0),
383 FFACTOR(0, "clk250m", "pll_mac", 1, 4, 0),
384 FFACTOR(0, "clk50m", "pll_mac", 1, 20, 0),
385 FFACTOR(0, "clk500m", "pll_mac", 1, 2, 0),
386 FFACTOR(0, "clk1000m", "pll_mac", 1, 1, 0),
387 FFACTOR(0, "clk334m", "pll_mac", 1, 3, 0),
388 FFACTOR(0, "clk167m", "pll_mac", 1, 6, 0),
390 FFACTOR(0, "clk54m_mm0", "pll_mm0", 1, 22, 0),
391 FFACTOR(0, "clk74m25", "pll_mm0", 1, 16, 0),
392 FFACTOR(0, "clk148m5", "pll_mm0", 1, 8, 0),
393 FFACTOR(0, "clk297m", "pll_mm0", 1, 4, 0),
394 FFACTOR(0, "clk594m", "pll_mm0", 1, 2, 0),
395 FFACTOR(0, "pll_mm0_1188m", "pll_mm0", 1, 1, 0),
396 FFACTOR(0, "clk396m", "pll_mm0", 1, 3, 0),
397 FFACTOR(0, "clk198m", "pll_mm0", 1, 6, 0),
398 FFACTOR(0, "clk99m", "pll_mm0", 1, 12, 0),
399 FFACTOR(0, "clk49m5", "pll_mm0", 1, 24, 0),
401 FFACTOR(0, "clk324m", "pll_mm1", 1, 4, 0),
402 FFACTOR(0, "clk648m", "pll_mm1", 1, 2, 0),
403 FFACTOR(0, "pll_mm1_1296m", "pll_mm1", 1, 1, 0),
404 FFACTOR(0, "clk216m", "pll_mm1", 1, 6, 0),
405 FFACTOR(0, "clk432m", "pll_mm1", 1, 3, 0),
406 FFACTOR(0, "clk108m", "pll_mm1", 1, 12, 0),
407 FFACTOR(0, "clk72m", "pll_mm1", 1, 18, 0),
408 FFACTOR(0, "clk27m", "pll_mm1", 1, 48, 0),
409 FFACTOR(0, "clk54m", "pll_mm1", 1, 24, 0),
411 FFACTOR(0, "pll_vga_1800m", "pll_vga", 1, 1, 0),
412 FFACTOR(0, "clk_vga", "pll_vga", 1, 2, 0),
414 FFACTOR(0, "clk466m", "pll_ddr", 1, 2, 0),
417 FFACTOR(0, "pll_audio_1800m", "pll_audio", 1, 1, 0),
418 FFACTOR(0, "clk32k768", "pll_audio", 1, 27000, 0),
419 FFACTOR(0, "clk16m384", "pll_audio", 1, 54, 0),
420 FFACTOR(0, "clk294m", "pll_audio", 1, 3, 0),
423 FFACTOR(0, "clk240m", "pll_hsic", 1, 4, 0),
424 FFACTOR(0, "clk480m", "pll_hsic", 1, 2, 0),
425 FFACTOR(0, "clk192m", "pll_hsic", 1, 5, 0),
426 FFACTOR(0, "clk_pll_24m", "pll_hsic", 1, 40, 0),
427 FFACTOR(0, "emmc_mux_div2", "emmc_mux", 1, 2, CLK_SET_RATE_PARENT
),
430 static struct clk_div_table noc_div_table
[] = {
431 { .val
= 1, .div
= 2, },
432 { .val
= 3, .div
= 4, },
434 static struct zx_clk_div top_div_clk
[] = {
435 DIV_T(0, "sys_noc_hclk", "sys_noc_aclk", TOP_CLK_DIV0
, 0, 2, 0, noc_div_table
),
436 DIV_T(0, "sys_noc_pclk", "sys_noc_aclk", TOP_CLK_DIV0
, 4, 2, 0, noc_div_table
),
439 static struct zx_clk_mux top_mux_clk
[] = {
440 MUX(0, "dbg_mux", dbg_wclk_p
, TOP_CLK_MUX0
, 12, 2),
441 MUX(0, "a72_mux", a72_coreclk_p
, TOP_CLK_MUX0
, 8, 3),
442 MUX(0, "cpu_peri_mux", cpu_periclk_p
, TOP_CLK_MUX0
, 4, 3),
443 MUX_F(0, "a53_mux", a53_coreclk_p
, TOP_CLK_MUX0
, 0, 3, CLK_SET_RATE_PARENT
, 0),
444 MUX(0, "sys_noc_aclk", sys_noc_alck_p
, TOP_CLK_MUX1
, 0, 3),
445 MUX(0, "sec_mux", sec_wclk_p
, TOP_CLK_MUX2
, 16, 3),
446 MUX(0, "sd1_mux", sd_nand_wclk_p
, TOP_CLK_MUX2
, 12, 3),
447 MUX(0, "sd0_mux", sd_nand_wclk_p
, TOP_CLK_MUX2
, 8, 3),
448 MUX(0, "emmc_mux", emmc_wclk_p
, TOP_CLK_MUX2
, 4, 3),
449 MUX(0, "nand_mux", sd_nand_wclk_p
, TOP_CLK_MUX2
, 0, 3),
450 MUX(0, "usb_ref24m_mux", usb_ref24m_p
, TOP_CLK_MUX9
, 16, 1),
451 MUX(0, "clk32k", clk32_p
, TOP_CLK_MUX9
, 12, 1),
452 MUX_F(0, "wdt_mux", wdt_ares_p
, TOP_CLK_MUX9
, 8, 1, CLK_SET_RATE_PARENT
, 0),
453 MUX(0, "timer_mux", osc
, TOP_CLK_MUX9
, 4, 1),
454 MUX(0, "vde_mux", vde_aclk_p
, TOP_CLK_MUX4
, 0, 3),
455 MUX(0, "vce_mux", vce_aclk_p
, TOP_CLK_MUX4
, 4, 3),
456 MUX(0, "hde_mux", hde_aclk_p
, TOP_CLK_MUX4
, 8, 3),
457 MUX(0, "gpu_mux", gpu_aclk_p
, TOP_CLK_MUX5
, 0, 3),
458 MUX(0, "sappu_a_mux", sappu_aclk_p
, TOP_CLK_MUX5
, 4, 2),
459 MUX(0, "sappu_w_mux", sappu_wclk_p
, TOP_CLK_MUX5
, 8, 3),
460 MUX(0, "vou_a_mux", vou_aclk_p
, TOP_CLK_MUX7
, 0, 3),
461 MUX(0, "vou_main_w_mux", vou_main_wclk_p
, TOP_CLK_MUX7
, 4, 3),
462 MUX(0, "vou_aux_w_mux", vou_aux_wclk_p
, TOP_CLK_MUX7
, 8, 3),
463 MUX(0, "vou_ppu_w_mux", vou_ppu_wclk_p
, TOP_CLK_MUX7
, 12, 3),
464 MUX(0, "vga_i2c_mux", vga_i2c_wclk_p
, TOP_CLK_MUX7
, 16, 1),
465 MUX(0, "viu_m0_a_mux", viu_m0_aclk_p
, TOP_CLK_MUX6
, 0, 3),
466 MUX(0, "viu_m1_a_mux", viu_m1_aclk_p
, TOP_CLK_MUX6
, 4, 3),
467 MUX(0, "viu_w_mux", viu_clk_p
, TOP_CLK_MUX6
, 8, 3),
468 MUX(0, "viu_jpeg_w_mux", viu_jpeg_clk_p
, TOP_CLK_MUX6
, 12, 3),
469 MUX(0, "ts_sys_mux", ts_sys_clk_p
, TOP_CLK_MUX6
, 16, 2),
472 static struct zx_clk_gate top_gate_clk
[] = {
473 GATE(CPU_DBG_GATE
, "dbg_wclk", "dbg_mux", TOP_CLK_GATE0
, 4, CLK_SET_RATE_PARENT
, 0),
474 GATE(A72_GATE
, "a72_coreclk", "a72_mux", TOP_CLK_GATE0
, 3, CLK_SET_RATE_PARENT
, 0),
475 GATE(CPU_PERI_GATE
, "cpu_peri", "cpu_peri_mux", TOP_CLK_GATE0
, 1, CLK_SET_RATE_PARENT
, 0),
476 GATE(A53_GATE
, "a53_coreclk", "a53_mux", TOP_CLK_GATE0
, 0, CLK_SET_RATE_PARENT
, 0),
477 GATE(SD1_WCLK
, "sd1_wclk", "sd1_mux", TOP_CLK_GATE1
, 13, CLK_SET_RATE_PARENT
, 0),
478 GATE(SD0_WCLK
, "sd0_wclk", "sd0_mux", TOP_CLK_GATE1
, 9, CLK_SET_RATE_PARENT
, 0),
479 GATE(EMMC_WCLK
, "emmc_wclk", "emmc_mux_div2", TOP_CLK_GATE0
, 5, CLK_SET_RATE_PARENT
, 0),
480 GATE(EMMC_NAND_AXI
, "emmc_nand_aclk", "sys_noc_aclk", TOP_CLK_GATE1
, 4, CLK_SET_RATE_PARENT
, 0),
481 GATE(NAND_WCLK
, "nand_wclk", "nand_mux", TOP_CLK_GATE0
, 1, CLK_SET_RATE_PARENT
, 0),
482 GATE(EMMC_NAND_AHB
, "emmc_nand_hclk", "sys_noc_hclk", TOP_CLK_GATE1
, 0, CLK_SET_RATE_PARENT
, 0),
483 GATE(0, "lsp1_pclk", "sys_noc_pclk", TOP_CLK_GATE2
, 31, 0, 0),
484 GATE(LSP1_148M5
, "lsp1_148m5", "clk148m5", TOP_CLK_GATE2
, 30, 0, 0),
485 GATE(LSP1_99M
, "lsp1_99m", "clk99m", TOP_CLK_GATE2
, 29, 0, 0),
486 GATE(LSP1_24M
, "lsp1_24m", "osc24m", TOP_CLK_GATE2
, 28, 0, 0),
487 GATE(LSP0_74M25
, "lsp0_74m25", "clk74m25", TOP_CLK_GATE2
, 25, 0, 0),
488 GATE(0, "lsp0_pclk", "sys_noc_pclk", TOP_CLK_GATE2
, 24, 0, 0),
489 GATE(LSP0_32K
, "lsp0_32k", "osc32k", TOP_CLK_GATE2
, 23, 0, 0),
490 GATE(LSP0_148M5
, "lsp0_148m5", "clk148m5", TOP_CLK_GATE2
, 22, 0, 0),
491 GATE(LSP0_99M
, "lsp0_99m", "clk99m", TOP_CLK_GATE2
, 21, 0, 0),
492 GATE(LSP0_24M
, "lsp0_24m", "osc24m", TOP_CLK_GATE2
, 20, 0, 0),
493 GATE(AUDIO_99M
, "audio_99m", "clk99m", TOP_CLK_GATE5
, 27, 0, 0),
494 GATE(AUDIO_24M
, "audio_24m", "osc24m", TOP_CLK_GATE5
, 28, 0, 0),
495 GATE(AUDIO_16M384
, "audio_16m384", "clk16m384", TOP_CLK_GATE5
, 29, 0, 0),
496 GATE(AUDIO_32K
, "audio_32k", "clk32k", TOP_CLK_GATE5
, 30, 0, 0),
497 GATE(WDT_WCLK
, "wdt_wclk", "wdt_mux", TOP_CLK_GATE6
, 9, CLK_SET_RATE_PARENT
, 0),
498 GATE(TIMER_WCLK
, "timer_wclk", "timer_mux", TOP_CLK_GATE6
, 5, CLK_SET_RATE_PARENT
, 0),
499 GATE(VDE_ACLK
, "vde_aclk", "vde_mux", TOP_CLK_GATE3
, 0, CLK_SET_RATE_PARENT
, 0),
500 GATE(VCE_ACLK
, "vce_aclk", "vce_mux", TOP_CLK_GATE3
, 4, CLK_SET_RATE_PARENT
, 0),
501 GATE(HDE_ACLK
, "hde_aclk", "hde_mux", TOP_CLK_GATE3
, 8, CLK_SET_RATE_PARENT
, 0),
502 GATE(GPU_ACLK
, "gpu_aclk", "gpu_mux", TOP_CLK_GATE3
, 16, CLK_SET_RATE_PARENT
, 0),
503 GATE(SAPPU_ACLK
, "sappu_aclk", "sappu_a_mux", TOP_CLK_GATE3
, 20, CLK_SET_RATE_PARENT
, 0),
504 GATE(SAPPU_WCLK
, "sappu_wclk", "sappu_w_mux", TOP_CLK_GATE3
, 22, CLK_SET_RATE_PARENT
, 0),
505 GATE(VOU_ACLK
, "vou_aclk", "vou_a_mux", TOP_CLK_GATE4
, 16, CLK_SET_RATE_PARENT
, 0),
506 GATE(VOU_MAIN_WCLK
, "vou_main_wclk", "vou_main_w_mux", TOP_CLK_GATE4
, 18, CLK_SET_RATE_PARENT
, 0),
507 GATE(VOU_AUX_WCLK
, "vou_aux_wclk", "vou_aux_w_mux", TOP_CLK_GATE4
, 19, CLK_SET_RATE_PARENT
, 0),
508 GATE(VOU_PPU_WCLK
, "vou_ppu_wclk", "vou_ppu_w_mux", TOP_CLK_GATE4
, 20, CLK_SET_RATE_PARENT
, 0),
509 GATE(MIPI_CFG_CLK
, "mipi_cfg_clk", "osc24m", TOP_CLK_GATE4
, 21, 0, 0),
510 GATE(VGA_I2C_WCLK
, "vga_i2c_wclk", "vga_i2c_mux", TOP_CLK_GATE4
, 23, CLK_SET_RATE_PARENT
, 0),
511 GATE(MIPI_REF_CLK
, "mipi_ref_clk", "clk27m", TOP_CLK_GATE4
, 24, 0, 0),
512 GATE(HDMI_OSC_CEC
, "hdmi_osc_cec", "clk2m", TOP_CLK_GATE4
, 22, 0, 0),
513 GATE(HDMI_OSC_CLK
, "hdmi_osc_clk", "clk240m", TOP_CLK_GATE4
, 25, 0, 0),
514 GATE(HDMI_XCLK
, "hdmi_xclk", "osc24m", TOP_CLK_GATE4
, 26, 0, 0),
515 GATE(VIU_M0_ACLK
, "viu_m0_aclk", "viu_m0_a_mux", TOP_CLK_GATE4
, 0, CLK_SET_RATE_PARENT
, 0),
516 GATE(VIU_M1_ACLK
, "viu_m1_aclk", "viu_m1_a_mux", TOP_CLK_GATE4
, 1, CLK_SET_RATE_PARENT
, 0),
517 GATE(VIU_WCLK
, "viu_wclk", "viu_w_mux", TOP_CLK_GATE4
, 2, CLK_SET_RATE_PARENT
, 0),
518 GATE(VIU_JPEG_WCLK
, "viu_jpeg_wclk", "viu_jpeg_w_mux", TOP_CLK_GATE4
, 3, CLK_SET_RATE_PARENT
, 0),
519 GATE(VIU_CFG_CLK
, "viu_cfg_clk", "osc24m", TOP_CLK_GATE4
, 6, 0, 0),
520 GATE(TS_SYS_WCLK
, "ts_sys_wclk", "ts_sys_mux", TOP_CLK_GATE5
, 2, CLK_SET_RATE_PARENT
, 0),
521 GATE(TS_SYS_108M
, "ts_sys_108m", "clk108m", TOP_CLK_GATE5
, 3, 0, 0),
522 GATE(USB20_HCLK
, "usb20_hclk", "sys_noc_hclk", TOP_CLK_GATE2
, 12, 0, 0),
523 GATE(USB20_PHY_CLK
, "usb20_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2
, 13, 0, 0),
524 GATE(USB21_HCLK
, "usb21_hclk", "sys_noc_hclk", TOP_CLK_GATE2
, 14, 0, 0),
525 GATE(USB21_PHY_CLK
, "usb21_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2
, 15, 0, 0),
526 GATE(GMAC_RMIICLK
, "gmac_rmii_clk", "clk50m", TOP_CLK_GATE2
, 3, 0, 0),
527 GATE(GMAC_PCLK
, "gmac_pclk", "clk198m", TOP_CLK_GATE2
, 1, 0, 0),
528 GATE(GMAC_ACLK
, "gmac_aclk", "clk49m5", TOP_CLK_GATE2
, 0, 0, 0),
529 GATE(GMAC_RFCLK
, "gmac_refclk", "clk25m", TOP_CLK_GATE2
, 4, 0, 0),
530 GATE(SD1_AHB
, "sd1_hclk", "sys_noc_hclk", TOP_CLK_GATE1
, 12, 0, 0),
531 GATE(SD0_AHB
, "sd0_hclk", "sys_noc_hclk", TOP_CLK_GATE1
, 8, 0, 0),
532 GATE(TEMPSENSOR_GATE
, "tempsensor_gate", "clk4m", TOP_CLK_GATE5
, 31, 0, 0),
535 static struct clk_hw_onecell_data top_hw_onecell_data
= {
538 [TOP_NR_CLKS
- 1] = NULL
,
542 static int __init
top_clocks_init(struct device_node
*np
)
544 void __iomem
*reg_base
;
547 reg_base
= of_iomap(np
, 0);
549 pr_err("%s: Unable to map clk base\n", __func__
);
553 for (i
= 0; i
< ARRAY_SIZE(zx296718_pll_clk
); i
++) {
554 zx296718_pll_clk
[i
].reg_base
+= (uintptr_t)reg_base
;
555 ret
= clk_hw_register(NULL
, &zx296718_pll_clk
[i
].hw
);
557 pr_warn("top clk %s init error!\n",
558 zx296718_pll_clk
[i
].hw
.init
->name
);
562 for (i
= 0; i
< ARRAY_SIZE(top_ffactor_clk
); i
++) {
563 if (top_ffactor_clk
[i
].id
)
564 top_hw_onecell_data
.hws
[top_ffactor_clk
[i
].id
] =
565 &top_ffactor_clk
[i
].factor
.hw
;
567 ret
= clk_hw_register(NULL
, &top_ffactor_clk
[i
].factor
.hw
);
569 pr_warn("top clk %s init error!\n",
570 top_ffactor_clk
[i
].factor
.hw
.init
->name
);
574 for (i
= 0; i
< ARRAY_SIZE(top_mux_clk
); i
++) {
575 if (top_mux_clk
[i
].id
)
576 top_hw_onecell_data
.hws
[top_mux_clk
[i
].id
] =
577 &top_mux_clk
[i
].mux
.hw
;
579 top_mux_clk
[i
].mux
.reg
+= (uintptr_t)reg_base
;
580 ret
= clk_hw_register(NULL
, &top_mux_clk
[i
].mux
.hw
);
582 pr_warn("top clk %s init error!\n",
583 top_mux_clk
[i
].mux
.hw
.init
->name
);
587 for (i
= 0; i
< ARRAY_SIZE(top_gate_clk
); i
++) {
588 if (top_gate_clk
[i
].id
)
589 top_hw_onecell_data
.hws
[top_gate_clk
[i
].id
] =
590 &top_gate_clk
[i
].gate
.hw
;
592 top_gate_clk
[i
].gate
.reg
+= (uintptr_t)reg_base
;
593 ret
= clk_hw_register(NULL
, &top_gate_clk
[i
].gate
.hw
);
595 pr_warn("top clk %s init error!\n",
596 top_gate_clk
[i
].gate
.hw
.init
->name
);
600 for (i
= 0; i
< ARRAY_SIZE(top_div_clk
); i
++) {
601 if (top_div_clk
[i
].id
)
602 top_hw_onecell_data
.hws
[top_div_clk
[i
].id
] =
603 &top_div_clk
[i
].div
.hw
;
605 top_div_clk
[i
].div
.reg
+= (uintptr_t)reg_base
;
606 ret
= clk_hw_register(NULL
, &top_div_clk
[i
].div
.hw
);
608 pr_warn("top clk %s init error!\n",
609 top_div_clk
[i
].div
.hw
.init
->name
);
613 if (of_clk_add_hw_provider(np
, of_clk_hw_onecell_get
, &top_hw_onecell_data
))
614 panic("could not register clk provider\n");
615 pr_info("top clk init over, nr:%d\n", TOP_NR_CLKS
);
620 static struct clk_div_table common_even_div_table
[] = {
621 { .val
= 0, .div
= 1, },
622 { .val
= 1, .div
= 2, },
623 { .val
= 3, .div
= 4, },
624 { .val
= 5, .div
= 6, },
625 { .val
= 7, .div
= 8, },
626 { .val
= 9, .div
= 10, },
627 { .val
= 11, .div
= 12, },
628 { .val
= 13, .div
= 14, },
629 { .val
= 15, .div
= 16, },
632 static struct clk_div_table common_div_table
[] = {
633 { .val
= 0, .div
= 1, },
634 { .val
= 1, .div
= 2, },
635 { .val
= 2, .div
= 3, },
636 { .val
= 3, .div
= 4, },
637 { .val
= 4, .div
= 5, },
638 { .val
= 5, .div
= 6, },
639 { .val
= 6, .div
= 7, },
640 { .val
= 7, .div
= 8, },
641 { .val
= 8, .div
= 9, },
642 { .val
= 9, .div
= 10, },
643 { .val
= 10, .div
= 11, },
644 { .val
= 11, .div
= 12, },
645 { .val
= 12, .div
= 13, },
646 { .val
= 13, .div
= 14, },
647 { .val
= 14, .div
= 15, },
648 { .val
= 15, .div
= 16, },
651 PNAME(lsp0_wclk_common_p
) = {
656 PNAME(lsp0_wclk_timer3_p
) = {
661 PNAME(lsp0_wclk_timer4_p
) = {
666 PNAME(lsp0_wclk_timer5_p
) = {
671 PNAME(lsp0_wclk_spifc0_p
) = {
678 PNAME(lsp0_wclk_ssp_p
) = {
684 static struct zx_clk_mux lsp0_mux_clk
[] = {
685 MUX(0, "timer3_wclk_mux", lsp0_wclk_timer3_p
, LSP0_TIMER3_CLK
, 4, 1),
686 MUX(0, "timer4_wclk_mux", lsp0_wclk_timer4_p
, LSP0_TIMER4_CLK
, 4, 1),
687 MUX(0, "timer5_wclk_mux", lsp0_wclk_timer5_p
, LSP0_TIMER5_CLK
, 4, 1),
688 MUX(0, "uart3_wclk_mux", lsp0_wclk_common_p
, LSP0_UART3_CLK
, 4, 1),
689 MUX(0, "uart1_wclk_mux", lsp0_wclk_common_p
, LSP0_UART1_CLK
, 4, 1),
690 MUX(0, "uart2_wclk_mux", lsp0_wclk_common_p
, LSP0_UART2_CLK
, 4, 1),
691 MUX(0, "spifc0_wclk_mux", lsp0_wclk_spifc0_p
, LSP0_SPIFC0_CLK
, 4, 2),
692 MUX(0, "i2c4_wclk_mux", lsp0_wclk_common_p
, LSP0_I2C4_CLK
, 4, 1),
693 MUX(0, "i2c5_wclk_mux", lsp0_wclk_common_p
, LSP0_I2C5_CLK
, 4, 1),
694 MUX(0, "ssp0_wclk_mux", lsp0_wclk_ssp_p
, LSP0_SSP0_CLK
, 4, 1),
695 MUX(0, "ssp1_wclk_mux", lsp0_wclk_ssp_p
, LSP0_SSP1_CLK
, 4, 1),
696 MUX(0, "i2c3_wclk_mux", lsp0_wclk_common_p
, LSP0_I2C3_CLK
, 4, 1),
699 static struct zx_clk_gate lsp0_gate_clk
[] = {
700 GATE(LSP0_TIMER3_WCLK
, "timer3_wclk", "timer3_wclk_mux", LSP0_TIMER3_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
701 GATE(LSP0_TIMER4_WCLK
, "timer4_wclk", "timer4_wclk_mux", LSP0_TIMER4_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
702 GATE(LSP0_TIMER5_WCLK
, "timer5_wclk", "timer5_wclk_mux", LSP0_TIMER5_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
703 GATE(LSP0_UART3_WCLK
, "uart3_wclk", "uart3_wclk_mux", LSP0_UART3_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
704 GATE(LSP0_UART1_WCLK
, "uart1_wclk", "uart1_wclk_mux", LSP0_UART1_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
705 GATE(LSP0_UART2_WCLK
, "uart2_wclk", "uart2_wclk_mux", LSP0_UART2_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
706 GATE(LSP0_SPIFC0_WCLK
, "spifc0_wclk", "spifc0_wclk_mux", LSP0_SPIFC0_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
707 GATE(LSP0_I2C4_WCLK
, "i2c4_wclk", "i2c4_wclk_mux", LSP0_I2C4_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
708 GATE(LSP0_I2C5_WCLK
, "i2c5_wclk", "i2c5_wclk_mux", LSP0_I2C5_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
709 GATE(LSP0_SSP0_WCLK
, "ssp0_wclk", "ssp0_div", LSP0_SSP0_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
710 GATE(LSP0_SSP1_WCLK
, "ssp1_wclk", "ssp1_div", LSP0_SSP1_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
711 GATE(LSP0_I2C3_WCLK
, "i2c3_wclk", "i2c3_wclk_mux", LSP0_I2C3_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
714 static struct zx_clk_div lsp0_div_clk
[] = {
715 DIV_T(0, "timer3_div", "lsp0_24m", LSP0_TIMER3_CLK
, 12, 4, 0, common_even_div_table
),
716 DIV_T(0, "timer4_div", "lsp0_24m", LSP0_TIMER4_CLK
, 12, 4, 0, common_even_div_table
),
717 DIV_T(0, "timer5_div", "lsp0_24m", LSP0_TIMER5_CLK
, 12, 4, 0, common_even_div_table
),
718 DIV_T(0, "ssp0_div", "ssp0_wclk_mux", LSP0_SSP0_CLK
, 12, 4, 0, common_even_div_table
),
719 DIV_T(0, "ssp1_div", "ssp1_wclk_mux", LSP0_SSP1_CLK
, 12, 4, 0, common_even_div_table
),
722 static struct clk_hw_onecell_data lsp0_hw_onecell_data
= {
725 [LSP0_NR_CLKS
- 1] = NULL
,
729 static int __init
lsp0_clocks_init(struct device_node
*np
)
731 void __iomem
*reg_base
;
734 reg_base
= of_iomap(np
, 0);
736 pr_err("%s: Unable to map clk base\n", __func__
);
740 for (i
= 0; i
< ARRAY_SIZE(lsp0_mux_clk
); i
++) {
741 if (lsp0_mux_clk
[i
].id
)
742 lsp0_hw_onecell_data
.hws
[lsp0_mux_clk
[i
].id
] =
743 &lsp0_mux_clk
[i
].mux
.hw
;
745 lsp0_mux_clk
[i
].mux
.reg
+= (uintptr_t)reg_base
;
746 ret
= clk_hw_register(NULL
, &lsp0_mux_clk
[i
].mux
.hw
);
748 pr_warn("lsp0 clk %s init error!\n",
749 lsp0_mux_clk
[i
].mux
.hw
.init
->name
);
753 for (i
= 0; i
< ARRAY_SIZE(lsp0_gate_clk
); i
++) {
754 if (lsp0_gate_clk
[i
].id
)
755 lsp0_hw_onecell_data
.hws
[lsp0_gate_clk
[i
].id
] =
756 &lsp0_gate_clk
[i
].gate
.hw
;
758 lsp0_gate_clk
[i
].gate
.reg
+= (uintptr_t)reg_base
;
759 ret
= clk_hw_register(NULL
, &lsp0_gate_clk
[i
].gate
.hw
);
761 pr_warn("lsp0 clk %s init error!\n",
762 lsp0_gate_clk
[i
].gate
.hw
.init
->name
);
766 for (i
= 0; i
< ARRAY_SIZE(lsp0_div_clk
); i
++) {
767 if (lsp0_div_clk
[i
].id
)
768 lsp0_hw_onecell_data
.hws
[lsp0_div_clk
[i
].id
] =
769 &lsp0_div_clk
[i
].div
.hw
;
771 lsp0_div_clk
[i
].div
.reg
+= (uintptr_t)reg_base
;
772 ret
= clk_hw_register(NULL
, &lsp0_div_clk
[i
].div
.hw
);
774 pr_warn("lsp0 clk %s init error!\n",
775 lsp0_div_clk
[i
].div
.hw
.init
->name
);
779 if (of_clk_add_hw_provider(np
, of_clk_hw_onecell_get
, &lsp0_hw_onecell_data
))
780 panic("could not register clk provider\n");
781 pr_info("lsp0-clk init over:%d\n", LSP0_NR_CLKS
);
786 PNAME(lsp1_wclk_common_p
) = {
791 PNAME(lsp1_wclk_ssp_p
) = {
797 static struct zx_clk_mux lsp1_mux_clk
[] = {
798 MUX(0, "uart4_wclk_mux", lsp1_wclk_common_p
, LSP1_UART4_CLK
, 4, 1),
799 MUX(0, "uart5_wclk_mux", lsp1_wclk_common_p
, LSP1_UART5_CLK
, 4, 1),
800 MUX(0, "pwm_wclk_mux", lsp1_wclk_common_p
, LSP1_PWM_CLK
, 4, 1),
801 MUX(0, "i2c2_wclk_mux", lsp1_wclk_common_p
, LSP1_I2C2_CLK
, 4, 1),
802 MUX(0, "ssp2_wclk_mux", lsp1_wclk_ssp_p
, LSP1_SSP2_CLK
, 4, 2),
803 MUX(0, "ssp3_wclk_mux", lsp1_wclk_ssp_p
, LSP1_SSP3_CLK
, 4, 2),
804 MUX(0, "ssp4_wclk_mux", lsp1_wclk_ssp_p
, LSP1_SSP4_CLK
, 4, 2),
805 MUX(0, "usim1_wclk_mux", lsp1_wclk_common_p
, LSP1_USIM1_CLK
, 4, 1),
808 static struct zx_clk_div lsp1_div_clk
[] = {
809 DIV_T(0, "pwm_div", "pwm_wclk_mux", LSP1_PWM_CLK
, 12, 4, CLK_SET_RATE_PARENT
, common_div_table
),
810 DIV_T(0, "ssp2_div", "ssp2_wclk_mux", LSP1_SSP2_CLK
, 12, 4, CLK_SET_RATE_PARENT
, common_even_div_table
),
811 DIV_T(0, "ssp3_div", "ssp3_wclk_mux", LSP1_SSP3_CLK
, 12, 4, CLK_SET_RATE_PARENT
, common_even_div_table
),
812 DIV_T(0, "ssp4_div", "ssp4_wclk_mux", LSP1_SSP4_CLK
, 12, 4, CLK_SET_RATE_PARENT
, common_even_div_table
),
815 static struct zx_clk_gate lsp1_gate_clk
[] = {
816 GATE(LSP1_UART4_WCLK
, "lsp1_uart4_wclk", "uart4_wclk_mux", LSP1_UART4_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
817 GATE(LSP1_UART5_WCLK
, "lsp1_uart5_wclk", "uart5_wclk_mux", LSP1_UART5_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
818 GATE(LSP1_PWM_WCLK
, "lsp1_pwm_wclk", "pwm_div", LSP1_PWM_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
819 GATE(LSP1_PWM_PCLK
, "lsp1_pwm_pclk", "lsp1_pclk", LSP1_PWM_CLK
, 0, 0, 0),
820 GATE(LSP1_I2C2_WCLK
, "lsp1_i2c2_wclk", "i2c2_wclk_mux", LSP1_I2C2_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
821 GATE(LSP1_SSP2_WCLK
, "lsp1_ssp2_wclk", "ssp2_div", LSP1_SSP2_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
822 GATE(LSP1_SSP3_WCLK
, "lsp1_ssp3_wclk", "ssp3_div", LSP1_SSP3_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
823 GATE(LSP1_SSP4_WCLK
, "lsp1_ssp4_wclk", "ssp4_div", LSP1_SSP4_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
824 GATE(LSP1_USIM1_WCLK
, "lsp1_usim1_wclk", "usim1_wclk_mux", LSP1_USIM1_CLK
, 1, CLK_SET_RATE_PARENT
, 0),
827 static struct clk_hw_onecell_data lsp1_hw_onecell_data
= {
830 [LSP1_NR_CLKS
- 1] = NULL
,
834 static int __init
lsp1_clocks_init(struct device_node
*np
)
836 void __iomem
*reg_base
;
839 reg_base
= of_iomap(np
, 0);
841 pr_err("%s: Unable to map clk base\n", __func__
);
845 for (i
= 0; i
< ARRAY_SIZE(lsp1_mux_clk
); i
++) {
846 if (lsp1_mux_clk
[i
].id
)
847 lsp1_hw_onecell_data
.hws
[lsp1_mux_clk
[i
].id
] =
848 &lsp0_mux_clk
[i
].mux
.hw
;
850 lsp1_mux_clk
[i
].mux
.reg
+= (uintptr_t)reg_base
;
851 ret
= clk_hw_register(NULL
, &lsp1_mux_clk
[i
].mux
.hw
);
853 pr_warn("lsp1 clk %s init error!\n",
854 lsp1_mux_clk
[i
].mux
.hw
.init
->name
);
858 for (i
= 0; i
< ARRAY_SIZE(lsp1_gate_clk
); i
++) {
859 if (lsp1_gate_clk
[i
].id
)
860 lsp1_hw_onecell_data
.hws
[lsp1_gate_clk
[i
].id
] =
861 &lsp1_gate_clk
[i
].gate
.hw
;
863 lsp1_gate_clk
[i
].gate
.reg
+= (uintptr_t)reg_base
;
864 ret
= clk_hw_register(NULL
, &lsp1_gate_clk
[i
].gate
.hw
);
866 pr_warn("lsp1 clk %s init error!\n",
867 lsp1_gate_clk
[i
].gate
.hw
.init
->name
);
871 for (i
= 0; i
< ARRAY_SIZE(lsp1_div_clk
); i
++) {
872 if (lsp1_div_clk
[i
].id
)
873 lsp1_hw_onecell_data
.hws
[lsp1_div_clk
[i
].id
] =
874 &lsp1_div_clk
[i
].div
.hw
;
876 lsp1_div_clk
[i
].div
.reg
+= (uintptr_t)reg_base
;
877 ret
= clk_hw_register(NULL
, &lsp1_div_clk
[i
].div
.hw
);
879 pr_warn("lsp1 clk %s init error!\n",
880 lsp1_div_clk
[i
].div
.hw
.init
->name
);
884 if (of_clk_add_hw_provider(np
, of_clk_hw_onecell_get
, &lsp1_hw_onecell_data
))
885 panic("could not register clk provider\n");
886 pr_info("lsp1-clk init over, nr:%d\n", LSP1_NR_CLKS
);
891 static const struct of_device_id zx_clkc_match_table
[] = {
892 { .compatible
= "zte,zx296718-topcrm", .data
= &top_clocks_init
},
893 { .compatible
= "zte,zx296718-lsp0crm", .data
= &lsp0_clocks_init
},
894 { .compatible
= "zte,zx296718-lsp1crm", .data
= &lsp1_clocks_init
},
898 static int zx_clkc_probe(struct platform_device
*pdev
)
900 int (*init_fn
)(struct device_node
*np
);
901 struct device_node
*np
= pdev
->dev
.of_node
;
903 init_fn
= of_device_get_match_data(&pdev
->dev
);
905 dev_err(&pdev
->dev
, "Error: No device match found\n");
912 static struct platform_driver zx_clk_driver
= {
913 .probe
= zx_clkc_probe
,
915 .name
= "zx296718-clkc",
916 .of_match_table
= zx_clkc_match_table
,
920 static int __init
zx_clk_init(void)
922 return platform_driver_register(&zx_clk_driver
);
924 core_initcall(zx_clk_init
);