2 * Copyright (c) 2009, Intel Corporation.
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
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
17 #ifndef __PSB_INTEL_REG_H__
18 #define __PSB_INTEL_REG_H__
31 # define GPIO_CLOCK_DIR_MASK (1 << 0)
32 # define GPIO_CLOCK_DIR_IN (0 << 1)
33 # define GPIO_CLOCK_DIR_OUT (1 << 1)
34 # define GPIO_CLOCK_VAL_MASK (1 << 2)
35 # define GPIO_CLOCK_VAL_OUT (1 << 3)
36 # define GPIO_CLOCK_VAL_IN (1 << 4)
37 # define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
38 # define GPIO_DATA_DIR_MASK (1 << 8)
39 # define GPIO_DATA_DIR_IN (0 << 9)
40 # define GPIO_DATA_DIR_OUT (1 << 9)
41 # define GPIO_DATA_VAL_MASK (1 << 10)
42 # define GPIO_DATA_VAL_OUT (1 << 11)
43 # define GPIO_DATA_VAL_IN (1 << 12)
44 # define GPIO_DATA_PULLUP_DISABLE (1 << 13)
46 #define GMBUS0 0x5100 /* clock/port select */
47 #define GMBUS_RATE_100KHZ (0<<8)
48 #define GMBUS_RATE_50KHZ (1<<8)
49 #define GMBUS_RATE_400KHZ (2<<8) /* reserved on Pineview */
50 #define GMBUS_RATE_1MHZ (3<<8) /* reserved on Pineview */
51 #define GMBUS_HOLD_EXT (1<<7) /* 300ns hold time, rsvd on Pineview */
52 #define GMBUS_PORT_DISABLED 0
53 #define GMBUS_PORT_SSC 1
54 #define GMBUS_PORT_VGADDC 2
55 #define GMBUS_PORT_PANEL 3
56 #define GMBUS_PORT_DPC 4 /* HDMIC */
57 #define GMBUS_PORT_DPB 5 /* SDVO, HDMIB */
59 #define GMBUS_PORT_DPD 7 /* HDMID */
60 #define GMBUS_NUM_PORTS 8
61 #define GMBUS1 0x5104 /* command/status */
62 #define GMBUS_SW_CLR_INT (1<<31)
63 #define GMBUS_SW_RDY (1<<30)
64 #define GMBUS_ENT (1<<29) /* enable timeout */
65 #define GMBUS_CYCLE_NONE (0<<25)
66 #define GMBUS_CYCLE_WAIT (1<<25)
67 #define GMBUS_CYCLE_INDEX (2<<25)
68 #define GMBUS_CYCLE_STOP (4<<25)
69 #define GMBUS_BYTE_COUNT_SHIFT 16
70 #define GMBUS_SLAVE_INDEX_SHIFT 8
71 #define GMBUS_SLAVE_ADDR_SHIFT 1
72 #define GMBUS_SLAVE_READ (1<<0)
73 #define GMBUS_SLAVE_WRITE (0<<0)
74 #define GMBUS2 0x5108 /* status */
75 #define GMBUS_INUSE (1<<15)
76 #define GMBUS_HW_WAIT_PHASE (1<<14)
77 #define GMBUS_STALL_TIMEOUT (1<<13)
78 #define GMBUS_INT (1<<12)
79 #define GMBUS_HW_RDY (1<<11)
80 #define GMBUS_SATOER (1<<10)
81 #define GMBUS_ACTIVE (1<<9)
82 #define GMBUS3 0x510c /* data buffer bytes 3-0 */
83 #define GMBUS4 0x5110 /* interrupt mask (Pineview+) */
84 #define GMBUS_SLAVE_TIMEOUT_EN (1<<4)
85 #define GMBUS_NAK_EN (1<<3)
86 #define GMBUS_IDLE_EN (1<<2)
87 #define GMBUS_HW_WAIT_EN (1<<1)
88 #define GMBUS_HW_RDY_EN (1<<0)
89 #define GMBUS5 0x5120 /* byte index */
90 #define GMBUS_2BYTE_INDEX_EN (1<<31)
92 #define BLC_PWM_CTL 0x61254
93 #define BLC_PWM_CTL2 0x61250
94 #define PWM_ENABLE (1 << 31)
95 #define PWM_LEGACY_MODE (1 << 30)
96 #define PWM_PIPE_B (1 << 29)
97 #define BLC_PWM_CTL_C 0x62254
98 #define BLC_PWM_CTL2_C 0x62250
99 #define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
101 * This is the most significant 15 bits of the number of backlight cycles in a
102 * complete cycle of the modulated backlight control.
104 * The actual value is this field multiplied by two.
106 #define BACKLIGHT_MODULATION_FREQ_MASK (0x7fff << 17)
107 #define BLM_LEGACY_MODE (1 << 16)
109 * This is the number of cycles out of the backlight modulation cycle for which
110 * the backlight is on.
112 * This field must be no greater than the number of cycles in the complete
113 * backlight modulation cycle.
115 #define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
116 #define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
118 #define I915_GCFGC 0xf0
119 #define I915_LOW_FREQUENCY_ENABLE (1 << 7)
120 #define I915_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
121 #define I915_DISPLAY_CLOCK_333_MHZ (4 << 4)
122 #define I915_DISPLAY_CLOCK_MASK (7 << 4)
124 #define I855_HPLLCC 0xc0
125 #define I855_CLOCK_CONTROL_MASK (3 << 0)
126 #define I855_CLOCK_133_200 (0 << 0)
127 #define I855_CLOCK_100_200 (1 << 0)
128 #define I855_CLOCK_100_133 (2 << 0)
129 #define I855_CLOCK_166_250 (3 << 0)
131 /* I830 CRTC registers */
132 #define HTOTAL_A 0x60000
133 #define HBLANK_A 0x60004
134 #define HSYNC_A 0x60008
135 #define VTOTAL_A 0x6000c
136 #define VBLANK_A 0x60010
137 #define VSYNC_A 0x60014
138 #define PIPEASRC 0x6001c
139 #define BCLRPAT_A 0x60020
140 #define VSYNCSHIFT_A 0x60028
142 #define HTOTAL_B 0x61000
143 #define HBLANK_B 0x61004
144 #define HSYNC_B 0x61008
145 #define VTOTAL_B 0x6100c
146 #define VBLANK_B 0x61010
147 #define VSYNC_B 0x61014
148 #define PIPEBSRC 0x6101c
149 #define BCLRPAT_B 0x61020
150 #define VSYNCSHIFT_B 0x61028
152 #define HTOTAL_C 0x62000
153 #define HBLANK_C 0x62004
154 #define HSYNC_C 0x62008
155 #define VTOTAL_C 0x6200c
156 #define VBLANK_C 0x62010
157 #define VSYNC_C 0x62014
158 #define PIPECSRC 0x6201c
159 #define BCLRPAT_C 0x62020
160 #define VSYNCSHIFT_C 0x62028
162 #define PP_STATUS 0x61200
163 # define PP_ON (1 << 31)
165 * Indicates that all dependencies of the panel are on:
169 * - LVDS/DVOB/DVOC on
171 #define PP_READY (1 << 30)
172 #define PP_SEQUENCE_NONE (0 << 28)
173 #define PP_SEQUENCE_ON (1 << 28)
174 #define PP_SEQUENCE_OFF (2 << 28)
175 #define PP_SEQUENCE_MASK 0x30000000
176 #define PP_CYCLE_DELAY_ACTIVE (1 << 27)
177 #define PP_SEQUENCE_STATE_ON_IDLE (1 << 3)
178 #define PP_SEQUENCE_STATE_MASK 0x0000000f
180 #define PP_CONTROL 0x61204
181 #define POWER_TARGET_ON (1 << 0)
182 #define PANEL_UNLOCK_REGS (0xabcd << 16)
183 #define PANEL_UNLOCK_MASK (0xffff << 16)
184 #define EDP_FORCE_VDD (1 << 3)
185 #define EDP_BLC_ENABLE (1 << 2)
186 #define PANEL_POWER_RESET (1 << 1)
187 #define PANEL_POWER_OFF (0 << 0)
188 #define PANEL_POWER_ON (1 << 0)
190 /* Poulsbo/Oaktrail */
191 #define LVDSPP_ON 0x61208
192 #define LVDSPP_OFF 0x6120c
193 #define PP_CYCLE 0x61210
196 #define PP_ON_DELAYS 0x61208 /* Cedartrail */
197 #define PANEL_PORT_SELECT_MASK (3 << 30)
198 #define PANEL_PORT_SELECT_LVDS (0 << 30)
199 #define PANEL_PORT_SELECT_EDP (1 << 30)
200 #define PANEL_POWER_UP_DELAY_MASK (0x1fff0000)
201 #define PANEL_POWER_UP_DELAY_SHIFT 16
202 #define PANEL_LIGHT_ON_DELAY_MASK (0x1fff)
203 #define PANEL_LIGHT_ON_DELAY_SHIFT 0
205 #define PP_OFF_DELAYS 0x6120c /* Cedartrail */
206 #define PANEL_POWER_DOWN_DELAY_MASK (0x1fff0000)
207 #define PANEL_POWER_DOWN_DELAY_SHIFT 16
208 #define PANEL_LIGHT_OFF_DELAY_MASK (0x1fff)
209 #define PANEL_LIGHT_OFF_DELAY_SHIFT 0
211 #define PP_DIVISOR 0x61210 /* Cedartrail */
212 #define PP_REFERENCE_DIVIDER_MASK (0xffffff00)
213 #define PP_REFERENCE_DIVIDER_SHIFT 8
214 #define PANEL_POWER_CYCLE_DELAY_MASK (0x1f)
215 #define PANEL_POWER_CYCLE_DELAY_SHIFT 0
217 #define PFIT_CONTROL 0x61230
218 #define PFIT_ENABLE (1 << 31)
219 #define PFIT_PIPE_MASK (3 << 29)
220 #define PFIT_PIPE_SHIFT 29
221 #define PFIT_SCALING_MODE_PILLARBOX (1 << 27)
222 #define PFIT_SCALING_MODE_LETTERBOX (3 << 26)
223 #define VERT_INTERP_DISABLE (0 << 10)
224 #define VERT_INTERP_BILINEAR (1 << 10)
225 #define VERT_INTERP_MASK (3 << 10)
226 #define VERT_AUTO_SCALE (1 << 9)
227 #define HORIZ_INTERP_DISABLE (0 << 6)
228 #define HORIZ_INTERP_BILINEAR (1 << 6)
229 #define HORIZ_INTERP_MASK (3 << 6)
230 #define HORIZ_AUTO_SCALE (1 << 5)
231 #define PANEL_8TO6_DITHER_ENABLE (1 << 3)
233 #define PFIT_PGM_RATIOS 0x61234
234 #define PFIT_VERT_SCALE_MASK 0xfff00000
235 #define PFIT_HORIZ_SCALE_MASK 0x0000fff0
237 #define PFIT_AUTO_RATIOS 0x61238
239 #define DPLL_A 0x06014
240 #define DPLL_B 0x06018
241 #define DPLL_VCO_ENABLE (1 << 31)
242 #define DPLL_DVO_HIGH_SPEED (1 << 30)
243 #define DPLL_SYNCLOCK_ENABLE (1 << 29)
244 #define DPLL_VGA_MODE_DIS (1 << 28)
245 #define DPLLB_MODE_DAC_SERIAL (1 << 26) /* i915 */
246 #define DPLLB_MODE_LVDS (2 << 26) /* i915 */
247 #define DPLL_MODE_MASK (3 << 26)
248 #define DPLL_DAC_SERIAL_P2_CLOCK_DIV_10 (0 << 24) /* i915 */
249 #define DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 (1 << 24) /* i915 */
250 #define DPLLB_LVDS_P2_CLOCK_DIV_14 (0 << 24) /* i915 */
251 #define DPLLB_LVDS_P2_CLOCK_DIV_7 (1 << 24) /* i915 */
252 #define DPLL_P2_CLOCK_DIV_MASK 0x03000000 /* i915 */
253 #define DPLL_FPA0h1_P1_POST_DIV_MASK 0x00ff0000 /* i915 */
254 #define DPLL_LOCK (1 << 15) /* CDV */
257 * The i830 generation, in DAC/serial mode, defines p1 as two plus this
258 * bitfield, or just 2 if PLL_P1_DIVIDE_BY_TWO is set.
260 # define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
262 * The i830 generation, in LVDS mode, defines P1 as the bit number set within
263 * this field (only one bit may be set).
265 #define DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS 0x003f0000
266 #define DPLL_FPA01_P1_POST_DIV_SHIFT 16
267 #define PLL_P2_DIVIDE_BY_4 (1 << 23) /* i830, required
269 # define PLL_P1_DIVIDE_BY_TWO (1 << 21) /* i830 */
270 #define PLL_REF_INPUT_DREFCLK (0 << 13)
271 #define PLL_REF_INPUT_TVCLKINA (1 << 13) /* i830 */
272 #define PLL_REF_INPUT_TVCLKINBC (2 << 13) /* SDVO
274 #define PLLB_REF_INPUT_SPREADSPECTRUMIN (3 << 13)
275 #define PLL_REF_INPUT_MASK (3 << 13)
276 #define PLL_LOAD_PULSE_PHASE_SHIFT 9
278 * Parallel to Serial Load Pulse phase selection.
279 * Selects the phase for the 10X DPLL clock for the PCIe
280 * digital display port. The range is 4 to 13; 10 or more
281 * is just a flip delay. The default is 6
283 #define PLL_LOAD_PULSE_PHASE_MASK (0xf << PLL_LOAD_PULSE_PHASE_SHIFT)
284 #define DISPLAY_RATE_SELECT_FPA1 (1 << 8)
287 * SDVO multiplier for 945G/GM. Not used on 965.
289 * DPLL_MD_UDI_MULTIPLIER_MASK
291 #define SDVO_MULTIPLIER_MASK 0x000000ff
292 #define SDVO_MULTIPLIER_SHIFT_HIRES 4
293 #define SDVO_MULTIPLIER_SHIFT_VGA 0
298 /* Pipe A SDVO/UDI clock multiplier/divider register for G965. */
299 #define DPLL_A_MD 0x0601c
300 /* Pipe B SDVO/UDI clock multiplier/divider register for G965. */
301 #define DPLL_B_MD 0x06020
303 * UDI pixel divider, controlling how many pixels are stuffed into a packet.
305 * Value is pixels minus 1. Must be set to 1 pixel for SDVO.
307 #define DPLL_MD_UDI_DIVIDER_MASK 0x3f000000
308 #define DPLL_MD_UDI_DIVIDER_SHIFT 24
309 /* UDI pixel divider for VGA, same as DPLL_MD_UDI_DIVIDER_MASK. */
310 #define DPLL_MD_VGA_UDI_DIVIDER_MASK 0x003f0000
311 #define DPLL_MD_VGA_UDI_DIVIDER_SHIFT 16
313 * SDVO/UDI pixel multiplier.
315 * SDVO requires that the bus clock rate be between 1 and 2 Ghz, and the bus
316 * clock rate is 10 times the DPLL clock. At low resolution/refresh rate
317 * modes, the bus rate would be below the limits, so SDVO allows for stuffing
318 * dummy bytes in the datastream at an increased clock rate, with both sides of
319 * the link knowing how many bytes are fill.
321 * So, for a mode with a dotclock of 65Mhz, we would want to double the clock
322 * rate to 130Mhz to get a bus rate of 1.30Ghz. The DPLL clock rate would be
323 * set to 130Mhz, and the SDVO multiplier set to 2x in this register and
324 * through an SDVO command.
326 * This register field has values of multiplication factor minus 1, with
327 * a maximum multiplier of 5 for SDVO.
329 #define DPLL_MD_UDI_MULTIPLIER_MASK 0x00003f00
330 #define DPLL_MD_UDI_MULTIPLIER_SHIFT 8
332 * SDVO/UDI pixel multiplier for VGA, same as DPLL_MD_UDI_MULTIPLIER_MASK.
333 * This best be set to the default value (3) or the CRT won't work. No,
334 * I don't entirely understand what this does...
336 #define DPLL_MD_VGA_UDI_MULTIPLIER_MASK 0x0000003f
337 #define DPLL_MD_VGA_UDI_MULTIPLIER_SHIFT 0
339 #define DPLL_TEST 0x606c
340 #define DPLLB_TEST_SDVO_DIV_1 (0 << 22)
341 #define DPLLB_TEST_SDVO_DIV_2 (1 << 22)
342 #define DPLLB_TEST_SDVO_DIV_4 (2 << 22)
343 #define DPLLB_TEST_SDVO_DIV_MASK (3 << 22)
344 #define DPLLB_TEST_N_BYPASS (1 << 19)
345 #define DPLLB_TEST_M_BYPASS (1 << 18)
346 #define DPLLB_INPUT_BUFFER_ENABLE (1 << 16)
347 #define DPLLA_TEST_N_BYPASS (1 << 3)
348 #define DPLLA_TEST_M_BYPASS (1 << 2)
349 #define DPLLA_INPUT_BUFFER_ENABLE (1 << 0)
352 #define ADPA_DAC_ENABLE (1 << 31)
353 #define ADPA_DAC_DISABLE 0
354 #define ADPA_PIPE_SELECT_MASK (1 << 30)
355 #define ADPA_PIPE_A_SELECT 0
356 #define ADPA_PIPE_B_SELECT (1 << 30)
357 #define ADPA_USE_VGA_HVPOLARITY (1 << 15)
358 #define ADPA_SETS_HVPOLARITY 0
359 #define ADPA_VSYNC_CNTL_DISABLE (1 << 11)
360 #define ADPA_VSYNC_CNTL_ENABLE 0
361 #define ADPA_HSYNC_CNTL_DISABLE (1 << 10)
362 #define ADPA_HSYNC_CNTL_ENABLE 0
363 #define ADPA_VSYNC_ACTIVE_HIGH (1 << 4)
364 #define ADPA_VSYNC_ACTIVE_LOW 0
365 #define ADPA_HSYNC_ACTIVE_HIGH (1 << 3)
366 #define ADPA_HSYNC_ACTIVE_LOW 0
372 #define FP_N_DIV_MASK 0x003f0000
373 #define FP_N_DIV_SHIFT 16
374 #define FP_M1_DIV_MASK 0x00003f00
375 #define FP_M1_DIV_SHIFT 8
376 #define FP_M2_DIV_MASK 0x0000003f
377 #define FP_M2_DIV_SHIFT 0
379 #define PORT_HOTPLUG_EN 0x61110
380 #define HDMIB_HOTPLUG_INT_EN (1 << 29)
381 #define HDMIC_HOTPLUG_INT_EN (1 << 28)
382 #define HDMID_HOTPLUG_INT_EN (1 << 27)
383 #define SDVOB_HOTPLUG_INT_EN (1 << 26)
384 #define SDVOC_HOTPLUG_INT_EN (1 << 25)
385 #define TV_HOTPLUG_INT_EN (1 << 18)
386 #define CRT_HOTPLUG_INT_EN (1 << 9)
387 #define CRT_HOTPLUG_FORCE_DETECT (1 << 3)
389 #define CRT_HOTPLUG_ACTIVATION_PERIOD_64 (1 << 8)
390 #define CRT_HOTPLUG_DAC_ON_TIME_2M (0 << 7)
391 #define CRT_HOTPLUG_DAC_ON_TIME_4M (1 << 7)
392 #define CRT_HOTPLUG_VOLTAGE_COMPARE_40 (0 << 5)
393 #define CRT_HOTPLUG_VOLTAGE_COMPARE_50 (1 << 5)
394 #define CRT_HOTPLUG_VOLTAGE_COMPARE_60 (2 << 5)
395 #define CRT_HOTPLUG_VOLTAGE_COMPARE_70 (3 << 5)
396 #define CRT_HOTPLUG_VOLTAGE_COMPARE_MASK (3 << 5)
397 #define CRT_HOTPLUG_DETECT_DELAY_1G (0 << 4)
398 #define CRT_HOTPLUG_DETECT_DELAY_2G (1 << 4)
399 #define CRT_HOTPLUG_DETECT_VOLTAGE_325MV (0 << 2)
400 #define CRT_HOTPLUG_DETECT_VOLTAGE_475MV (1 << 2)
401 #define CRT_HOTPLUG_DETECT_MASK 0x000000F8
403 #define PORT_HOTPLUG_STAT 0x61114
404 #define CRT_HOTPLUG_INT_STATUS (1 << 11)
405 #define TV_HOTPLUG_INT_STATUS (1 << 10)
406 #define CRT_HOTPLUG_MONITOR_MASK (3 << 8)
407 #define CRT_HOTPLUG_MONITOR_COLOR (3 << 8)
408 #define CRT_HOTPLUG_MONITOR_MONO (2 << 8)
409 #define CRT_HOTPLUG_MONITOR_NONE (0 << 8)
410 #define SDVOC_HOTPLUG_INT_STATUS (1 << 7)
411 #define SDVOB_HOTPLUG_INT_STATUS (1 << 6)
413 #define SDVOB 0x61140
414 #define SDVOC 0x61160
415 #define SDVO_ENABLE (1 << 31)
416 #define SDVO_PIPE_B_SELECT (1 << 30)
417 #define SDVO_STALL_SELECT (1 << 29)
418 #define SDVO_INTERRUPT_ENABLE (1 << 26)
419 #define SDVO_COLOR_RANGE_16_235 (1 << 8)
420 #define SDVO_AUDIO_ENABLE (1 << 6)
423 * 915G/GM SDVO pixel multiplier.
425 * Programmed value is multiplier - 1, up to 5x.
427 * DPLL_MD_UDI_MULTIPLIER_MASK
429 #define SDVO_PORT_MULTIPLY_MASK (7 << 23)
430 #define SDVO_PORT_MULTIPLY_SHIFT 23
431 #define SDVO_PHASE_SELECT_MASK (15 << 19)
432 #define SDVO_PHASE_SELECT_DEFAULT (6 << 19)
433 #define SDVO_CLOCK_OUTPUT_INVERT (1 << 18)
434 #define SDVOC_GANG_MODE (1 << 16)
435 #define SDVO_BORDER_ENABLE (1 << 7)
436 #define SDVOB_PCIE_CONCURRENCY (1 << 3)
437 #define SDVO_DETECTED (1 << 2)
438 /* Bits to be preserved when writing */
439 #define SDVOB_PRESERVE_MASK ((1 << 17) | (1 << 16) | (1 << 14))
440 #define SDVOC_PRESERVE_MASK (1 << 17)
443 * This register controls the LVDS output enable, pipe selection, and data
446 * All of the clock/data pairs are force powered down by power sequencing.
450 * Enables the LVDS port. This bit must be set before DPLLs are enabled, as
451 * the DPLL semantics change when the LVDS is assigned to that pipe.
453 #define LVDS_PORT_EN (1 << 31)
454 /* Selects pipe B for LVDS data. Must be set on pre-965. */
455 #define LVDS_PIPEB_SELECT (1 << 30)
457 /* Turns on border drawing to allow centered display. */
458 #define LVDS_BORDER_EN (1 << 15)
461 * Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
464 #define LVDS_A0A2_CLKA_POWER_MASK (3 << 8)
465 #define LVDS_A0A2_CLKA_POWER_DOWN (0 << 8)
466 #define LVDS_A0A2_CLKA_POWER_UP (3 << 8)
468 * Controls the A3 data pair, which contains the additional LSBs for 24 bit
469 * mode. Only enabled if LVDS_A0A2_CLKA_POWER_UP also indicates it should be
472 #define LVDS_A3_POWER_MASK (3 << 6)
473 #define LVDS_A3_POWER_DOWN (0 << 6)
474 #define LVDS_A3_POWER_UP (3 << 6)
476 * Controls the CLKB pair. This should only be set when LVDS_B0B3_POWER_UP
479 #define LVDS_CLKB_POWER_MASK (3 << 4)
480 #define LVDS_CLKB_POWER_DOWN (0 << 4)
481 #define LVDS_CLKB_POWER_UP (3 << 4)
483 * Controls the B0-B3 data pairs. This must be set to match the DPLL p2
484 * setting for whether we are in dual-channel mode. The B3 pair will
485 * additionally only be powered up when LVDS_A3_POWER_UP is set.
487 #define LVDS_B0B3_POWER_MASK (3 << 2)
488 #define LVDS_B0B3_POWER_DOWN (0 << 2)
489 #define LVDS_B0B3_POWER_UP (3 << 2)
491 #define PIPEACONF 0x70008
492 #define PIPEACONF_ENABLE (1 << 31)
493 #define PIPEACONF_DISABLE 0
494 #define PIPEACONF_DOUBLE_WIDE (1 << 30)
495 #define PIPECONF_ACTIVE (1 << 30)
496 #define PIPECONF_DSIPLL_LOCK (1 << 29)
497 #define PIPEACONF_SINGLE_WIDE 0
498 #define PIPEACONF_PIPE_UNLOCKED 0
499 #define PIPEACONF_DSR (1 << 26)
500 #define PIPEACONF_PIPE_LOCKED (1 << 25)
501 #define PIPEACONF_PALETTE 0
502 #define PIPECONF_FORCE_BORDER (1 << 25)
503 #define PIPEACONF_GAMMA (1 << 24)
504 #define PIPECONF_PROGRESSIVE (0 << 21)
505 #define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
506 #define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
507 #define PIPECONF_PLANE_OFF (1 << 19)
508 #define PIPECONF_CURSOR_OFF (1 << 18)
510 #define PIPEBCONF 0x71008
511 #define PIPEBCONF_ENABLE (1 << 31)
512 #define PIPEBCONF_DISABLE 0
513 #define PIPEBCONF_DOUBLE_WIDE (1 << 30)
514 #define PIPEBCONF_DISABLE 0
515 #define PIPEBCONF_GAMMA (1 << 24)
516 #define PIPEBCONF_PALETTE 0
518 #define PIPECCONF 0x72008
520 #define PIPEBGCMAXRED 0x71010
521 #define PIPEBGCMAXGREEN 0x71014
522 #define PIPEBGCMAXBLUE 0x71018
524 #define PIPEASTAT 0x70024
525 #define PIPEBSTAT 0x71024
526 #define PIPECSTAT 0x72024
527 #define PIPE_VBLANK_INTERRUPT_STATUS (1UL << 1)
528 #define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL << 2)
529 #define PIPE_VBLANK_CLEAR (1 << 1)
530 #define PIPE_VBLANK_STATUS (1 << 1)
531 #define PIPE_TE_STATUS (1UL << 6)
532 #define PIPE_DPST_EVENT_STATUS (1UL << 7)
533 #define PIPE_VSYNC_CLEAR (1UL << 9)
534 #define PIPE_VSYNC_STATUS (1UL << 9)
535 #define PIPE_HDMI_AUDIO_UNDERRUN_STATUS (1UL << 10)
536 #define PIPE_HDMI_AUDIO_BUFFER_DONE_STATUS (1UL << 11)
537 #define PIPE_VBLANK_INTERRUPT_ENABLE (1UL << 17)
538 #define PIPE_START_VBLANK_INTERRUPT_ENABLE (1UL << 18)
539 #define PIPE_TE_ENABLE (1UL << 22)
540 #define PIPE_LEGACY_BLC_EVENT_ENABLE (1UL << 22)
541 #define PIPE_DPST_EVENT_ENABLE (1UL << 23)
542 #define PIPE_VSYNC_ENABL (1UL << 25)
543 #define PIPE_HDMI_AUDIO_UNDERRUN (1UL << 26)
544 #define PIPE_HDMI_AUDIO_BUFFER_DONE (1UL << 27)
545 #define PIPE_FIFO_UNDERRUN (1UL << 31)
546 #define PIPE_HDMI_AUDIO_INT_MASK (PIPE_HDMI_AUDIO_UNDERRUN | \
547 PIPE_HDMI_AUDIO_BUFFER_DONE)
548 #define PIPE_EVENT_MASK ((1 << 29)|(1 << 28)|(1 << 27)|(1 << 26)|(1 << 24)|(1 << 23)|(1 << 22)|(1 << 21)|(1 << 20)|(1 << 16))
549 #define PIPE_VBLANK_MASK ((1 << 25)|(1 << 24)|(1 << 18)|(1 << 17))
550 #define HISTOGRAM_INT_CONTROL 0x61268
551 #define HISTOGRAM_BIN_DATA 0X61264
552 #define HISTOGRAM_LOGIC_CONTROL 0x61260
553 #define PWM_CONTROL_LOGIC 0x61250
554 #define PIPE_HOTPLUG_INTERRUPT_STATUS (1UL << 10)
555 #define HISTOGRAM_INTERRUPT_ENABLE (1UL << 31)
556 #define HISTOGRAM_LOGIC_ENABLE (1UL << 31)
557 #define PWM_LOGIC_ENABLE (1UL << 31)
558 #define PWM_PHASEIN_ENABLE (1UL << 25)
559 #define PWM_PHASEIN_INT_ENABLE (1UL << 24)
560 #define PWM_PHASEIN_VB_COUNT 0x00001f00
561 #define PWM_PHASEIN_INC 0x0000001f
562 #define HISTOGRAM_INT_CTRL_CLEAR (1UL << 30)
563 #define DPST_YUV_LUMA_MODE 0
565 struct dpst_ie_histogram_control
{
569 uint32_t bin_reg_index
:7;
571 uint32_t bin_reg_func_select
:1;
572 uint32_t sync_to_phase_in
:1;
573 uint32_t alt_enhancement_mode
:2;
574 uint32_t reserved1
:1;
575 uint32_t sync_to_phase_in_count
:8;
576 uint32_t histogram_mode_select
:1;
577 uint32_t reserved2
:4;
578 uint32_t ie_pipe_assignment
:1;
579 uint32_t ie_mode_table_enabled
:1;
580 uint32_t ie_histogram_enable
:1;
585 struct dpst_guardband
{
589 uint32_t guardband
:22;
590 uint32_t guardband_interrupt_delay
:8;
591 uint32_t interrupt_status
:1;
592 uint32_t interrupt_enable
:1;
597 #define PIPEAFRAMEHIGH 0x70040
598 #define PIPEAFRAMEPIXEL 0x70044
599 #define PIPEBFRAMEHIGH 0x71040
600 #define PIPEBFRAMEPIXEL 0x71044
601 #define PIPECFRAMEHIGH 0x72040
602 #define PIPECFRAMEPIXEL 0x72044
603 #define PIPE_FRAME_HIGH_MASK 0x0000ffff
604 #define PIPE_FRAME_HIGH_SHIFT 0
605 #define PIPE_FRAME_LOW_MASK 0xff000000
606 #define PIPE_FRAME_LOW_SHIFT 24
607 #define PIPE_PIXEL_MASK 0x00ffffff
608 #define PIPE_PIXEL_SHIFT 0
610 #define FW_BLC_SELF 0x20e0
611 #define FW_BLC_SELF_EN (1<<15)
613 #define DSPARB 0x70030
614 #define DSPFW1 0x70034
615 #define DSP_FIFO_SR_WM_MASK 0xFF800000
616 #define DSP_FIFO_SR_WM_SHIFT 23
617 #define CURSOR_B_FIFO_WM_MASK 0x003F0000
618 #define CURSOR_B_FIFO_WM_SHIFT 16
619 #define DSPFW2 0x70038
620 #define CURSOR_A_FIFO_WM_MASK 0x3F00
621 #define CURSOR_A_FIFO_WM_SHIFT 8
622 #define DSP_PLANE_C_FIFO_WM_MASK 0x7F
623 #define DSP_PLANE_C_FIFO_WM_SHIFT 0
624 #define DSPFW3 0x7003c
625 #define DSPFW4 0x70050
626 #define DSPFW5 0x70054
627 #define DSP_PLANE_B_FIFO_WM1_SHIFT 24
628 #define DSP_PLANE_A_FIFO_WM1_SHIFT 16
629 #define CURSOR_B_FIFO_WM1_SHIFT 8
630 #define CURSOR_FIFO_SR_WM1_SHIFT 0
631 #define DSPFW6 0x70058
632 #define DSPCHICKENBIT 0x70400
633 #define DSPACNTR 0x70180
634 #define DSPBCNTR 0x71180
635 #define DSPCCNTR 0x72180
636 #define DISPLAY_PLANE_ENABLE (1 << 31)
637 #define DISPLAY_PLANE_DISABLE 0
638 #define DISPPLANE_GAMMA_ENABLE (1 << 30)
639 #define DISPPLANE_GAMMA_DISABLE 0
640 #define DISPPLANE_PIXFORMAT_MASK (0xf << 26)
641 #define DISPPLANE_8BPP (0x2 << 26)
642 #define DISPPLANE_15_16BPP (0x4 << 26)
643 #define DISPPLANE_16BPP (0x5 << 26)
644 #define DISPPLANE_32BPP_NO_ALPHA (0x6 << 26)
645 #define DISPPLANE_32BPP (0x7 << 26)
646 #define DISPPLANE_STEREO_ENABLE (1 << 25)
647 #define DISPPLANE_STEREO_DISABLE 0
648 #define DISPPLANE_SEL_PIPE_MASK (1 << 24)
649 #define DISPPLANE_SEL_PIPE_POS 24
650 #define DISPPLANE_SEL_PIPE_A 0
651 #define DISPPLANE_SEL_PIPE_B (1 << 24)
652 #define DISPPLANE_SRC_KEY_ENABLE (1 << 22)
653 #define DISPPLANE_SRC_KEY_DISABLE 0
654 #define DISPPLANE_LINE_DOUBLE (1 << 20)
655 #define DISPPLANE_NO_LINE_DOUBLE 0
656 #define DISPPLANE_STEREO_POLARITY_FIRST 0
657 #define DISPPLANE_STEREO_POLARITY_SECOND (1 << 18)
659 #define DISPPLANE_ALPHA_TRANS_ENABLE (1 << 15)
660 #define DISPPLANE_ALPHA_TRANS_DISABLE 0
661 #define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
662 #define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
663 #define DISPPLANE_BOTTOM (4)
665 #define DSPABASE 0x70184
666 #define DSPALINOFF 0x70184
667 #define DSPASTRIDE 0x70188
669 #define DSPBBASE 0x71184
670 #define DSPBLINOFF 0X71184
671 #define DSPBADDR DSPBBASE
672 #define DSPBSTRIDE 0x71188
674 #define DSPCBASE 0x72184
675 #define DSPCLINOFF 0x72184
676 #define DSPCSTRIDE 0x72188
678 #define DSPAKEYVAL 0x70194
679 #define DSPAKEYMASK 0x70198
681 #define DSPAPOS 0x7018C /* reserved */
682 #define DSPASIZE 0x70190
683 #define DSPBPOS 0x7118C
684 #define DSPBSIZE 0x71190
685 #define DSPCPOS 0x7218C
686 #define DSPCSIZE 0x72190
688 #define DSPASURF 0x7019C
689 #define DSPATILEOFF 0x701A4
691 #define DSPBSURF 0x7119C
692 #define DSPBTILEOFF 0x711A4
694 #define DSPCSURF 0x7219C
695 #define DSPCTILEOFF 0x721A4
696 #define DSPCKEYMAXVAL 0x721A0
697 #define DSPCKEYMINVAL 0x72194
698 #define DSPCKEYMSK 0x72198
700 #define VGACNTRL 0x71400
701 #define VGA_DISP_DISABLE (1 << 31)
702 #define VGA_2X_MODE (1 << 30)
703 #define VGA_PIPE_B_SELECT (1 << 29)
708 #define OV_C_OFFSET 0x08000
709 #define OV_OVADD 0x30000
710 #define OV_DOVASTA 0x30008
711 # define OV_PIPE_SELECT ((1 << 6)|(1 << 7))
712 # define OV_PIPE_SELECT_POS 6
715 #define OV_OGAMC5 0x30010
716 #define OV_OGAMC4 0x30014
717 #define OV_OGAMC3 0x30018
718 #define OV_OGAMC2 0x3001C
719 #define OV_OGAMC1 0x30020
720 #define OV_OGAMC0 0x30024
721 #define OVC_OVADD 0x38000
722 #define OVC_DOVCSTA 0x38008
723 #define OVC_OGAMC5 0x38010
724 #define OVC_OGAMC4 0x38014
725 #define OVC_OGAMC3 0x38018
726 #define OVC_OGAMC2 0x3801C
727 #define OVC_OGAMC1 0x38020
728 #define OVC_OGAMC0 0x38024
731 * Some BIOS scratch area registers. The 845 (and 830?) store the amount
732 * of video memory available to the BIOS in SWF1.
743 * 855 scratch registers.
745 #define SWF00 0x70410
746 #define SWF01 0x70414
747 #define SWF02 0x70418
748 #define SWF03 0x7041c
749 #define SWF04 0x70420
750 #define SWF05 0x70424
751 #define SWF06 0x70428
761 #define SWF30 0x72414
762 #define SWF31 0x72418
763 #define SWF32 0x7241c
769 #define PALETTE_A 0x0a000
770 #define PALETTE_B 0x0a800
771 #define PALETTE_C 0x0ac00
773 /* Cursor A & B regs */
774 #define CURACNTR 0x70080
775 #define CURSOR_MODE_DISABLE 0x00
776 #define CURSOR_MODE_64_32B_AX 0x07
777 #define CURSOR_MODE_64_ARGB_AX ((1 << 5) | CURSOR_MODE_64_32B_AX)
778 #define MCURSOR_GAMMA_ENABLE (1 << 26)
779 #define CURABASE 0x70084
780 #define CURAPOS 0x70088
781 #define CURSOR_POS_MASK 0x007FF
782 #define CURSOR_POS_SIGN 0x8000
783 #define CURSOR_X_SHIFT 0
784 #define CURSOR_Y_SHIFT 16
785 #define CURBCNTR 0x700c0
786 #define CURBBASE 0x700c4
787 #define CURBPOS 0x700c8
788 #define CURCCNTR 0x700e0
789 #define CURCBASE 0x700e4
790 #define CURCPOS 0x700e8
793 * Interrupt Registers
801 * MOORESTOWN delta registers
803 #define MRST_DPLL_A 0x0f014
804 #define MDFLD_DPLL_B 0x0f018
805 #define MDFLD_INPUT_REF_SEL (1 << 14)
806 #define MDFLD_VCO_SEL (1 << 16)
807 #define DPLLA_MODE_LVDS (2 << 26) /* mrst */
808 #define MDFLD_PLL_LATCHEN (1 << 28)
809 #define MDFLD_PWR_GATE_EN (1 << 30)
810 #define MDFLD_P1_MASK (0x1FF << 17)
811 #define MRST_FPA0 0x0f040
812 #define MRST_FPA1 0x0f044
813 #define MDFLD_DPLL_DIV0 0x0f048
814 #define MDFLD_DPLL_DIV1 0x0f04c
815 #define MRST_PERF_MODE 0x020f4
818 * MEDFIELD HDMI registers
820 #define HDMIPHYMISCCTL 0x61134
821 #define HDMI_PHY_POWER_DOWN 0x7f
822 #define HDMIB_CONTROL 0x61140
823 #define HDMIB_PORT_EN (1 << 31)
824 #define HDMIB_PIPE_B_SELECT (1 << 30)
825 #define HDMIB_NULL_PACKET (1 << 9)
826 #define HDMIB_HDCP_PORT (1 << 5)
828 /* #define LVDS 0x61180 */
829 #define MRST_PANEL_8TO6_DITHER_ENABLE (1 << 25)
830 #define MRST_PANEL_24_DOT_1_FORMAT (1 << 24)
831 #define LVDS_A3_POWER_UP_0_OUTPUT (1 << 6)
834 #define MIPI_C 0x62190
835 #define MIPI_PORT_EN (1 << 31)
836 /* Turns on border drawing to allow centered display. */
837 #define SEL_FLOPPED_HSTX (1 << 23)
838 #define PASS_FROM_SPHY_TO_AFE (1 << 16)
839 #define MIPI_BORDER_EN (1 << 15)
840 #define MIPIA_3LANE_MIPIC_1LANE 0x1
841 #define MIPIA_2LANE_MIPIC_2LANE 0x2
842 #define TE_TRIGGER_DSI_PROTOCOL (1 << 2)
843 #define TE_TRIGGER_GPIO_PIN (1 << 3)
844 #define MIPI_TE_COUNT 0x61194
846 /* #define PP_CONTROL 0x61204 */
847 #define POWER_DOWN_ON_RESET (1 << 1)
849 /* #define PFIT_CONTROL 0x61230 */
850 #define PFIT_PIPE_SELECT (3 << 29)
851 #define PFIT_PIPE_SELECT_SHIFT (29)
853 /* #define BLC_PWM_CTL 0x61254 */
854 #define MRST_BACKLIGHT_MODULATION_FREQ_SHIFT (16)
855 #define MRST_BACKLIGHT_MODULATION_FREQ_MASK (0xffff << 16)
857 /* #define PIPEACONF 0x70008 */
858 #define PIPEACONF_PIPE_STATE (1 << 30)
859 /* #define DSPACNTR 0x70180 */
861 #define MRST_DSPABASE 0x7019c
862 #define MRST_DSPBBASE 0x7119c
863 #define MDFLD_DSPCBASE 0x7219c
866 * Moorestown registers.
872 #define MIPIC_REG_OFFSET 0x800
874 #define DEVICE_READY_REG 0xb000
875 #define LP_OUTPUT_HOLD (1 << 16)
876 #define EXIT_ULPS_DEV_READY 0x3
877 #define LP_OUTPUT_HOLD_RELEASE 0x810000
878 # define ENTERING_ULPS (2 << 1)
879 # define EXITING_ULPS (1 << 1)
880 # define ULPS_MASK (3 << 1)
881 # define BUS_POSSESSION (1 << 3)
882 #define INTR_STAT_REG 0xb004
883 #define RX_SOT_ERROR (1 << 0)
884 #define RX_SOT_SYNC_ERROR (1 << 1)
885 #define RX_ESCAPE_MODE_ENTRY_ERROR (1 << 3)
886 #define RX_LP_TX_SYNC_ERROR (1 << 4)
887 #define RX_HS_RECEIVE_TIMEOUT_ERROR (1 << 5)
888 #define RX_FALSE_CONTROL_ERROR (1 << 6)
889 #define RX_ECC_SINGLE_BIT_ERROR (1 << 7)
890 #define RX_ECC_MULTI_BIT_ERROR (1 << 8)
891 #define RX_CHECKSUM_ERROR (1 << 9)
892 #define RX_DSI_DATA_TYPE_NOT_RECOGNIZED (1 << 10)
893 #define RX_DSI_VC_ID_INVALID (1 << 11)
894 #define TX_FALSE_CONTROL_ERROR (1 << 12)
895 #define TX_ECC_SINGLE_BIT_ERROR (1 << 13)
896 #define TX_ECC_MULTI_BIT_ERROR (1 << 14)
897 #define TX_CHECKSUM_ERROR (1 << 15)
898 #define TX_DSI_DATA_TYPE_NOT_RECOGNIZED (1 << 16)
899 #define TX_DSI_VC_ID_INVALID (1 << 17)
900 #define HIGH_CONTENTION (1 << 18)
901 #define LOW_CONTENTION (1 << 19)
902 #define DPI_FIFO_UNDER_RUN (1 << 20)
903 #define HS_TX_TIMEOUT (1 << 21)
904 #define LP_RX_TIMEOUT (1 << 22)
905 #define TURN_AROUND_ACK_TIMEOUT (1 << 23)
906 #define ACK_WITH_NO_ERROR (1 << 24)
907 #define HS_GENERIC_WR_FIFO_FULL (1 << 27)
908 #define LP_GENERIC_WR_FIFO_FULL (1 << 28)
909 #define SPL_PKT_SENT (1 << 30)
910 #define INTR_EN_REG 0xb008
911 #define DSI_FUNC_PRG_REG 0xb00c
912 #define DPI_CHANNEL_NUMBER_POS 0x03
913 #define DBI_CHANNEL_NUMBER_POS 0x05
914 #define FMT_DPI_POS 0x07
915 #define FMT_DBI_POS 0x0A
916 #define DBI_DATA_WIDTH_POS 0x0D
918 /* DPI PIXEL FORMATS */
919 #define RGB_565_FMT 0x01 /* RGB 565 FORMAT */
920 #define RGB_666_FMT 0x02 /* RGB 666 FORMAT */
921 #define LRGB_666_FMT 0x03 /* RGB LOOSELY PACKED
924 #define RGB_888_FMT 0x04 /* RGB 888 FORMAT */
925 #define VIRTUAL_CHANNEL_NUMBER_0 0x00 /* Virtual channel 0 */
926 #define VIRTUAL_CHANNEL_NUMBER_1 0x01 /* Virtual channel 1 */
927 #define VIRTUAL_CHANNEL_NUMBER_2 0x02 /* Virtual channel 2 */
928 #define VIRTUAL_CHANNEL_NUMBER_3 0x03 /* Virtual channel 3 */
930 #define DBI_NOT_SUPPORTED 0x00 /* command mode
933 #define DBI_DATA_WIDTH_16BIT 0x01 /* 16 bit data */
934 #define DBI_DATA_WIDTH_9BIT 0x02 /* 9 bit data */
935 #define DBI_DATA_WIDTH_8BIT 0x03 /* 8 bit data */
936 #define DBI_DATA_WIDTH_OPT1 0x04 /* option 1 */
937 #define DBI_DATA_WIDTH_OPT2 0x05 /* option 2 */
939 #define HS_TX_TIMEOUT_REG 0xb010
940 #define LP_RX_TIMEOUT_REG 0xb014
941 #define TURN_AROUND_TIMEOUT_REG 0xb018
942 #define DEVICE_RESET_REG 0xb01C
943 #define DPI_RESOLUTION_REG 0xb020
944 #define RES_V_POS 0x10
945 #define DBI_RESOLUTION_REG 0xb024 /* Reserved for MDFLD */
946 #define HORIZ_SYNC_PAD_COUNT_REG 0xb028
947 #define HORIZ_BACK_PORCH_COUNT_REG 0xb02C
948 #define HORIZ_FRONT_PORCH_COUNT_REG 0xb030
949 #define HORIZ_ACTIVE_AREA_COUNT_REG 0xb034
950 #define VERT_SYNC_PAD_COUNT_REG 0xb038
951 #define VERT_BACK_PORCH_COUNT_REG 0xb03c
952 #define VERT_FRONT_PORCH_COUNT_REG 0xb040
953 #define HIGH_LOW_SWITCH_COUNT_REG 0xb044
954 #define DPI_CONTROL_REG 0xb048
955 #define DPI_SHUT_DOWN (1 << 0)
956 #define DPI_TURN_ON (1 << 1)
957 #define DPI_COLOR_MODE_ON (1 << 2)
958 #define DPI_COLOR_MODE_OFF (1 << 3)
959 #define DPI_BACK_LIGHT_ON (1 << 4)
960 #define DPI_BACK_LIGHT_OFF (1 << 5)
961 #define DPI_LP (1 << 6)
962 #define DPI_DATA_REG 0xb04c
963 #define DPI_BACK_LIGHT_ON_DATA 0x07
964 #define DPI_BACK_LIGHT_OFF_DATA 0x17
965 #define INIT_COUNT_REG 0xb050
966 #define MAX_RET_PAK_REG 0xb054
967 #define VIDEO_FMT_REG 0xb058
968 #define COMPLETE_LAST_PCKT (1 << 2)
969 #define EOT_DISABLE_REG 0xb05c
970 #define ENABLE_CLOCK_STOPPING (1 << 1)
971 #define LP_BYTECLK_REG 0xb060
972 #define LP_GEN_DATA_REG 0xb064
973 #define HS_GEN_DATA_REG 0xb068
974 #define LP_GEN_CTRL_REG 0xb06C
975 #define HS_GEN_CTRL_REG 0xb070
976 #define DCS_CHANNEL_NUMBER_POS 0x6
977 #define MCS_COMMANDS_POS 0x8
978 #define WORD_COUNTS_POS 0x8
979 #define MCS_PARAMETER_POS 0x10
980 #define GEN_FIFO_STAT_REG 0xb074
981 #define HS_DATA_FIFO_FULL (1 << 0)
982 #define HS_DATA_FIFO_HALF_EMPTY (1 << 1)
983 #define HS_DATA_FIFO_EMPTY (1 << 2)
984 #define LP_DATA_FIFO_FULL (1 << 8)
985 #define LP_DATA_FIFO_HALF_EMPTY (1 << 9)
986 #define LP_DATA_FIFO_EMPTY (1 << 10)
987 #define HS_CTRL_FIFO_FULL (1 << 16)
988 #define HS_CTRL_FIFO_HALF_EMPTY (1 << 17)
989 #define HS_CTRL_FIFO_EMPTY (1 << 18)
990 #define LP_CTRL_FIFO_FULL (1 << 24)
991 #define LP_CTRL_FIFO_HALF_EMPTY (1 << 25)
992 #define LP_CTRL_FIFO_EMPTY (1 << 26)
993 #define DBI_FIFO_EMPTY (1 << 27)
994 #define DPI_FIFO_EMPTY (1 << 28)
995 #define HS_LS_DBI_ENABLE_REG 0xb078
996 #define TXCLKESC_REG 0xb07c
997 #define DPHY_PARAM_REG 0xb080
998 #define DBI_BW_CTRL_REG 0xb084
999 #define CLK_LANE_SWT_REG 0xb088
1002 * MIPI Adapter registers
1004 #define MIPI_CONTROL_REG 0xb104
1005 #define MIPI_2X_CLOCK_BITS ((1 << 0) | (1 << 1))
1006 #define MIPI_DATA_ADDRESS_REG 0xb108
1007 #define MIPI_DATA_LENGTH_REG 0xb10C
1008 #define MIPI_COMMAND_ADDRESS_REG 0xb110
1009 #define MIPI_COMMAND_LENGTH_REG 0xb114
1010 #define MIPI_READ_DATA_RETURN_REG0 0xb118
1011 #define MIPI_READ_DATA_RETURN_REG1 0xb11C
1012 #define MIPI_READ_DATA_RETURN_REG2 0xb120
1013 #define MIPI_READ_DATA_RETURN_REG3 0xb124
1014 #define MIPI_READ_DATA_RETURN_REG4 0xb128
1015 #define MIPI_READ_DATA_RETURN_REG5 0xb12C
1016 #define MIPI_READ_DATA_RETURN_REG6 0xb130
1017 #define MIPI_READ_DATA_RETURN_REG7 0xb134
1018 #define MIPI_READ_DATA_VALID_REG 0xb138
1021 #define soft_reset 0x01
1023 * The display module performs a software reset.
1024 * Registers are written with their SW Reset default values.
1026 #define get_power_mode 0x0a
1028 * The display module returns the current power mode
1030 #define get_address_mode 0x0b
1032 * The display module returns the current status.
1034 #define get_pixel_format 0x0c
1036 * This command gets the pixel format for the RGB image data
1037 * used by the interface.
1039 #define get_display_mode 0x0d
1041 * The display module returns the Display Image Mode status.
1043 #define get_signal_mode 0x0e
1045 * The display module returns the Display Signal Mode.
1047 #define get_diagnostic_result 0x0f
1049 * The display module returns the self-diagnostic results following
1050 * a Sleep Out command.
1052 #define enter_sleep_mode 0x10
1054 * This command causes the display module to enter the Sleep mode.
1055 * In this mode, all unnecessary blocks inside the display module are
1056 * disabled except interface communication. This is the lowest power
1057 * mode the display module supports.
1059 #define exit_sleep_mode 0x11
1061 * This command causes the display module to exit Sleep mode.
1062 * All blocks inside the display module are enabled.
1064 #define enter_partial_mode 0x12
1066 * This command causes the display module to enter the Partial Display
1067 * Mode. The Partial Display Mode window is described by the
1068 * set_partial_area command.
1070 #define enter_normal_mode 0x13
1072 * This command causes the display module to enter the Normal mode.
1073 * Normal Mode is defined as Partial Display mode and Scroll mode are off
1075 #define exit_invert_mode 0x20
1077 * This command causes the display module to stop inverting the image
1078 * data on the display device. The frame memory contents remain unchanged.
1079 * No status bits are changed.
1081 #define enter_invert_mode 0x21
1083 * This command causes the display module to invert the image data only on
1084 * the display device. The frame memory contents remain unchanged.
1085 * No status bits are changed.
1087 #define set_gamma_curve 0x26
1089 * This command selects the desired gamma curve for the display device.
1090 * Four fixed gamma curves are defined in section DCS spec.
1092 #define set_display_off 0x28
1093 /* ************************************************************************* *\
1094 This command causes the display module to stop displaying the image data
1095 on the display device. The frame memory contents remain unchanged.
1096 No status bits are changed.
1097 \* ************************************************************************* */
1098 #define set_display_on 0x29
1099 /* ************************************************************************* *\
1100 This command causes the display module to start displaying the image data
1101 on the display device. The frame memory contents remain unchanged.
1102 No status bits are changed.
1103 \* ************************************************************************* */
1104 #define set_column_address 0x2a
1106 * This command defines the column extent of the frame memory accessed by
1107 * the hostprocessor with the read_memory_continue and
1108 * write_memory_continue commands.
1109 * No status bits are changed.
1111 #define set_page_addr 0x2b
1113 * This command defines the page extent of the frame memory accessed by
1114 * the host processor with the write_memory_continue and
1115 * read_memory_continue command.
1116 * No status bits are changed.
1118 #define write_mem_start 0x2c
1120 * This command transfers image data from the host processor to the
1121 * display modules frame memory starting at the pixel location specified
1122 * by preceding set_column_address and set_page_address commands.
1124 #define set_partial_area 0x30
1126 * This command defines the Partial Display mode s display area.
1127 * There are two parameters associated with this command, the first
1128 * defines the Start Row (SR) and the second the End Row (ER). SR and ER
1129 * refer to the Frame Memory Line Pointer.
1131 #define set_scroll_area 0x33
1133 * This command defines the display modules Vertical Scrolling Area.
1135 #define set_tear_off 0x34
1137 * This command turns off the display modules Tearing Effect output
1138 * signal on the TE signal line.
1140 #define set_tear_on 0x35
1142 * This command turns on the display modules Tearing Effect output signal
1143 * on the TE signal line.
1145 #define set_address_mode 0x36
1147 * This command sets the data order for transfers from the host processor
1148 * to display modules frame memory,bits B[7:5] and B3, and from the
1149 * display modules frame memory to the display device, bits B[2:0] and B4.
1151 #define set_scroll_start 0x37
1153 * This command sets the start of the vertical scrolling area in the frame
1154 * memory. The vertical scrolling area is fully defined when this command
1155 * is used with the set_scroll_area command The set_scroll_start command
1156 * has one parameter, the Vertical Scroll Pointer. The VSP defines the
1157 * line in the frame memory that is written to the display device as the
1158 * first line of the vertical scroll area.
1160 #define exit_idle_mode 0x38
1162 * This command causes the display module to exit Idle mode.
1164 #define enter_idle_mode 0x39
1166 * This command causes the display module to enter Idle Mode.
1167 * In Idle Mode, color expression is reduced. Colors are shown on the
1168 * display device using the MSB of each of the R, G and B color
1169 * components in the frame memory
1171 #define set_pixel_format 0x3a
1173 * This command sets the pixel format for the RGB image data used by the
1175 * Bits D[6:4] DPI Pixel Format Definition
1176 * Bits D[2:0] DBI Pixel Format Definition
1177 * Bits D7 and D3 are not used.
1179 #define DCS_PIXEL_FORMAT_3bpp 0x1
1180 #define DCS_PIXEL_FORMAT_8bpp 0x2
1181 #define DCS_PIXEL_FORMAT_12bpp 0x3
1182 #define DCS_PIXEL_FORMAT_16bpp 0x5
1183 #define DCS_PIXEL_FORMAT_18bpp 0x6
1184 #define DCS_PIXEL_FORMAT_24bpp 0x7
1186 #define write_mem_cont 0x3c
1189 * This command transfers image data from the host processor to the
1190 * display module's frame memory continuing from the pixel location
1191 * following the previous write_memory_continue or write_memory_start
1194 #define set_tear_scanline 0x44
1196 * This command turns on the display modules Tearing Effect output signal
1197 * on the TE signal line when the display module reaches line N.
1199 #define get_scanline 0x45
1201 * The display module returns the current scanline, N, used to update the
1202 * display device. The total number of scanlines on a display device is
1203 * defined as VSYNC + VBP + VACT + VFP.The first scanline is defined as
1204 * the first line of V Sync and is denoted as Line 0.
1205 * When in Sleep Mode, the value returned by get_scanline is undefined.
1208 /* MCS or Generic COMMANDS */
1209 /* MCS/generic data type */
1210 #define GEN_SHORT_WRITE_0 0x03 /* generic short write, no parameters */
1211 #define GEN_SHORT_WRITE_1 0x13 /* generic short write, 1 parameters */
1212 #define GEN_SHORT_WRITE_2 0x23 /* generic short write, 2 parameters */
1213 #define GEN_READ_0 0x04 /* generic read, no parameters */
1214 #define GEN_READ_1 0x14 /* generic read, 1 parameters */
1215 #define GEN_READ_2 0x24 /* generic read, 2 parameters */
1216 #define GEN_LONG_WRITE 0x29 /* generic long write */
1217 #define MCS_SHORT_WRITE_0 0x05 /* MCS short write, no parameters */
1218 #define MCS_SHORT_WRITE_1 0x15 /* MCS short write, 1 parameters */
1219 #define MCS_READ 0x06 /* MCS read, no parameters */
1220 #define MCS_LONG_WRITE 0x39 /* MCS long write */
1221 /* MCS/generic commands */
1223 #define write_display_profile 0x50
1224 #define write_display_brightness 0x51
1225 #define write_ctrl_display 0x53
1226 #define write_ctrl_cabc 0x55
1227 #define UI_IMAGE 0x01
1228 #define STILL_IMAGE 0x02
1229 #define MOVING_IMAGE 0x03
1230 #define write_hysteresis 0x57
1231 #define write_gamma_setting 0x58
1232 #define write_cabc_min_bright 0x5e
1233 #define write_kbbc_profile 0x60
1235 #define tmd_write_display_brightness 0x8c
1238 * This command is used to control ambient light, panel backlight
1239 * brightness and gamma settings.
1241 #define BRIGHT_CNTL_BLOCK_ON (1 << 5)
1242 #define AMBIENT_LIGHT_SENSE_ON (1 << 4)
1243 #define DISPLAY_DIMMING_ON (1 << 3)
1244 #define BACKLIGHT_ON (1 << 2)
1245 #define DISPLAY_BRIGHTNESS_AUTO (1 << 1)
1246 #define GAMMA_AUTO (1 << 0)
1248 /* DCS Interface Pixel Formats */
1249 #define DCS_PIXEL_FORMAT_3BPP 0x1
1250 #define DCS_PIXEL_FORMAT_8BPP 0x2
1251 #define DCS_PIXEL_FORMAT_12BPP 0x3
1252 #define DCS_PIXEL_FORMAT_16BPP 0x5
1253 #define DCS_PIXEL_FORMAT_18BPP 0x6
1254 #define DCS_PIXEL_FORMAT_24BPP 0x7
1255 /* ONE PARAMETER READ DATA */
1256 #define addr_mode_data 0xfc
1257 #define diag_res_data 0x00
1258 #define disp_mode_data 0x23
1259 #define pxl_fmt_data 0x77
1260 #define pwr_mode_data 0x74
1261 #define sig_mode_data 0x00
1262 /* TWO PARAMETERS READ DATA */
1263 #define scanline_data1 0xff
1264 #define scanline_data2 0xff
1265 #define NON_BURST_MODE_SYNC_PULSE 0x01 /* Non Burst Mode
1268 #define NON_BURST_MODE_SYNC_EVENTS 0x02 /* Non Burst Mode
1271 #define BURST_MODE 0x03 /* Burst Mode */
1272 #define DBI_COMMAND_BUFFER_SIZE 0x240 /* 0x32 */ /* 0x120 */
1273 /* Allocate at least
1274 * 0x100 Byte with 32
1277 #define DBI_DATA_BUFFER_SIZE 0x120 /* Allocate at least
1278 * 0x100 Byte with 32
1281 #define DBI_CB_TIME_OUT 0xFFFF
1283 #define GEN_FB_TIME_OUT 2000
1286 #define SKU_100 0x02
1287 #define SKU_100L 0x04
1288 #define SKU_BYPASS 0x08
1290 /* Some handy macros for playing with bitfields. */
1291 #define PSB_MASK(high, low) (((1<<((high)-(low)+1))-1)<<(low))
1292 #define SET_FIELD(value, field) (((value) << field ## _SHIFT) & field ## _MASK)
1293 #define GET_FIELD(word, field) (((word) & field ## _MASK) >> field ## _SHIFT)
1295 #define _PIPE(pipe, a, b) ((a) + (pipe)*((b)-(a)))
1297 /* PCI config space */
1299 #define SB_PCKT 0x02100 /* cedarview */
1300 # define SB_OPCODE_MASK PSB_MASK(31, 16)
1301 # define SB_OPCODE_SHIFT 16
1302 # define SB_OPCODE_READ 0
1303 # define SB_OPCODE_WRITE 1
1304 # define SB_DEST_MASK PSB_MASK(15, 8)
1305 # define SB_DEST_SHIFT 8
1306 # define SB_DEST_DPLL 0x88
1307 # define SB_BYTE_ENABLE_MASK PSB_MASK(7, 4)
1308 # define SB_BYTE_ENABLE_SHIFT 4
1309 # define SB_BUSY (1 << 0)
1311 #define DSPCLK_GATE_D 0x6200
1312 # define VRHUNIT_CLOCK_GATE_DISABLE (1 << 28) /* Fixed value on CDV */
1313 # define DPOUNIT_CLOCK_GATE_DISABLE (1 << 11)
1314 # define DPIOUNIT_CLOCK_GATE_DISABLE (1 << 6)
1315 # define DPUNIT_PIPEB_GATE_DISABLE (1 << 30)
1316 # define DPUNIT_PIPEA_GATE_DISABLE (1 << 25)
1317 # define DPCUNIT_CLOCK_GATE_DISABLE (1 << 24)
1318 # define DPLSUNIT_CLOCK_GATE_DISABLE (1 << 13)
1320 #define RAMCLK_GATE_D 0x6210
1322 /* 32-bit value read/written from the DPIO reg. */
1323 #define SB_DATA 0x02104 /* cedarview */
1324 /* 32-bit address of the DPIO reg to be read/written. */
1325 #define SB_ADDR 0x02108 /* cedarview */
1326 #define DPIO_CFG 0x02110 /* cedarview */
1327 # define DPIO_MODE_SELECT_1 (1 << 3)
1328 # define DPIO_MODE_SELECT_0 (1 << 2)
1329 # define DPIO_SFR_BYPASS (1 << 1)
1330 /* reset is active low */
1331 # define DPIO_CMN_RESET_N (1 << 0)
1333 /* Cedarview sideband registers */
1334 #define _SB_M_A 0x8008
1335 #define _SB_M_B 0x8028
1336 #define SB_M(pipe) _PIPE(pipe, _SB_M_A, _SB_M_B)
1337 # define SB_M_DIVIDER_MASK (0xFF << 24)
1338 # define SB_M_DIVIDER_SHIFT 24
1340 #define _SB_N_VCO_A 0x8014
1341 #define _SB_N_VCO_B 0x8034
1342 #define SB_N_VCO(pipe) _PIPE(pipe, _SB_N_VCO_A, _SB_N_VCO_B)
1343 #define SB_N_VCO_SEL_MASK PSB_MASK(31, 30)
1344 #define SB_N_VCO_SEL_SHIFT 30
1345 #define SB_N_DIVIDER_MASK PSB_MASK(29, 26)
1346 #define SB_N_DIVIDER_SHIFT 26
1347 #define SB_N_CB_TUNE_MASK PSB_MASK(25, 24)
1348 #define SB_N_CB_TUNE_SHIFT 24
1350 /* the bit 14:13 is used to select between the different reference clock for Pipe A/B */
1351 #define SB_REF_DPLLA 0x8010
1352 #define SB_REF_DPLLB 0x8030
1353 #define REF_CLK_MASK (0x3 << 13)
1354 #define REF_CLK_CORE (0 << 13)
1355 #define REF_CLK_DPLL (1 << 13)
1356 #define REF_CLK_DPLLA (2 << 13)
1357 /* For the DPLL B, it will use the reference clk from DPLL A when using (2 << 13) */
1359 #define _SB_REF_A 0x8018
1360 #define _SB_REF_B 0x8038
1361 #define SB_REF_SFR(pipe) _PIPE(pipe, _SB_REF_A, _SB_REF_B)
1363 #define _SB_P_A 0x801c
1364 #define _SB_P_B 0x803c
1365 #define SB_P(pipe) _PIPE(pipe, _SB_P_A, _SB_P_B)
1366 #define SB_P2_DIVIDER_MASK PSB_MASK(31, 30)
1367 #define SB_P2_DIVIDER_SHIFT 30
1368 #define SB_P2_10 0 /* HDMI, DP, DAC */
1369 #define SB_P2_5 1 /* DAC */
1370 #define SB_P2_14 2 /* LVDS single */
1371 #define SB_P2_7 3 /* LVDS double */
1372 #define SB_P1_DIVIDER_MASK PSB_MASK(15, 12)
1373 #define SB_P1_DIVIDER_SHIFT 12
1375 #define PSB_LANE0 0x120
1376 #define PSB_LANE1 0x220
1377 #define PSB_LANE2 0x2320
1378 #define PSB_LANE3 0x2420
1380 #define LANE_PLL_MASK (0x7 << 20)
1381 #define LANE_PLL_ENABLE (0x3 << 20)
1382 #define LANE_PLL_PIPE(p) (((p) == 0) ? (1 << 21) : (0 << 21))
1384 #define DP_B 0x64100
1385 #define DP_C 0x64200
1387 #define DP_PORT_EN (1 << 31)
1388 #define DP_PIPEB_SELECT (1 << 30)
1389 #define DP_PIPE_MASK (1 << 30)
1391 /* Link training mode - select a suitable mode for each stage */
1392 #define DP_LINK_TRAIN_PAT_1 (0 << 28)
1393 #define DP_LINK_TRAIN_PAT_2 (1 << 28)
1394 #define DP_LINK_TRAIN_PAT_IDLE (2 << 28)
1395 #define DP_LINK_TRAIN_OFF (3 << 28)
1396 #define DP_LINK_TRAIN_MASK (3 << 28)
1397 #define DP_LINK_TRAIN_SHIFT 28
1399 /* Signal voltages. These are mostly controlled by the other end */
1400 #define DP_VOLTAGE_0_4 (0 << 25)
1401 #define DP_VOLTAGE_0_6 (1 << 25)
1402 #define DP_VOLTAGE_0_8 (2 << 25)
1403 #define DP_VOLTAGE_1_2 (3 << 25)
1404 #define DP_VOLTAGE_MASK (7 << 25)
1405 #define DP_VOLTAGE_SHIFT 25
1407 /* Signal pre-emphasis levels, like voltages, the other end tells us what
1410 #define DP_PRE_EMPHASIS_0 (0 << 22)
1411 #define DP_PRE_EMPHASIS_3_5 (1 << 22)
1412 #define DP_PRE_EMPHASIS_6 (2 << 22)
1413 #define DP_PRE_EMPHASIS_9_5 (3 << 22)
1414 #define DP_PRE_EMPHASIS_MASK (7 << 22)
1415 #define DP_PRE_EMPHASIS_SHIFT 22
1417 /* How many wires to use. I guess 3 was too hard */
1418 #define DP_PORT_WIDTH_1 (0 << 19)
1419 #define DP_PORT_WIDTH_2 (1 << 19)
1420 #define DP_PORT_WIDTH_4 (3 << 19)
1421 #define DP_PORT_WIDTH_MASK (7 << 19)
1423 /* Mystic DPCD version 1.1 special mode */
1424 #define DP_ENHANCED_FRAMING (1 << 18)
1426 /** locked once port is enabled */
1427 #define DP_PORT_REVERSAL (1 << 15)
1429 /** sends the clock on lane 15 of the PEG for debug */
1430 #define DP_CLOCK_OUTPUT_ENABLE (1 << 13)
1432 #define DP_SCRAMBLING_DISABLE (1 << 12)
1433 #define DP_SCRAMBLING_DISABLE_IRONLAKE (1 << 7)
1435 /** limit RGB values to avoid confusing TVs */
1436 #define DP_COLOR_RANGE_16_235 (1 << 8)
1438 /** Turn on the audio link */
1439 #define DP_AUDIO_OUTPUT_ENABLE (1 << 6)
1441 /** vs and hs sync polarity */
1442 #define DP_SYNC_VS_HIGH (1 << 4)
1443 #define DP_SYNC_HS_HIGH (1 << 3)
1446 #define DP_DETECTED (1 << 2)
1448 /** The aux channel provides a way to talk to the
1449 * signal sink for DDC etc. Max packet size supported
1450 * is 20 bytes in each direction, hence the 5 fixed
1453 #define DPB_AUX_CH_CTL 0x64110
1454 #define DPB_AUX_CH_DATA1 0x64114
1455 #define DPB_AUX_CH_DATA2 0x64118
1456 #define DPB_AUX_CH_DATA3 0x6411c
1457 #define DPB_AUX_CH_DATA4 0x64120
1458 #define DPB_AUX_CH_DATA5 0x64124
1460 #define DPC_AUX_CH_CTL 0x64210
1461 #define DPC_AUX_CH_DATA1 0x64214
1462 #define DPC_AUX_CH_DATA2 0x64218
1463 #define DPC_AUX_CH_DATA3 0x6421c
1464 #define DPC_AUX_CH_DATA4 0x64220
1465 #define DPC_AUX_CH_DATA5 0x64224
1467 #define DP_AUX_CH_CTL_SEND_BUSY (1 << 31)
1468 #define DP_AUX_CH_CTL_DONE (1 << 30)
1469 #define DP_AUX_CH_CTL_INTERRUPT (1 << 29)
1470 #define DP_AUX_CH_CTL_TIME_OUT_ERROR (1 << 28)
1471 #define DP_AUX_CH_CTL_TIME_OUT_400us (0 << 26)
1472 #define DP_AUX_CH_CTL_TIME_OUT_600us (1 << 26)
1473 #define DP_AUX_CH_CTL_TIME_OUT_800us (2 << 26)
1474 #define DP_AUX_CH_CTL_TIME_OUT_1600us (3 << 26)
1475 #define DP_AUX_CH_CTL_TIME_OUT_MASK (3 << 26)
1476 #define DP_AUX_CH_CTL_RECEIVE_ERROR (1 << 25)
1477 #define DP_AUX_CH_CTL_MESSAGE_SIZE_MASK (0x1f << 20)
1478 #define DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT 20
1479 #define DP_AUX_CH_CTL_PRECHARGE_2US_MASK (0xf << 16)
1480 #define DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT 16
1481 #define DP_AUX_CH_CTL_AUX_AKSV_SELECT (1 << 15)
1482 #define DP_AUX_CH_CTL_MANCHESTER_TEST (1 << 14)
1483 #define DP_AUX_CH_CTL_SYNC_TEST (1 << 13)
1484 #define DP_AUX_CH_CTL_DEGLITCH_TEST (1 << 12)
1485 #define DP_AUX_CH_CTL_PRECHARGE_TEST (1 << 11)
1486 #define DP_AUX_CH_CTL_BIT_CLOCK_2X_MASK (0x7ff)
1487 #define DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT 0
1490 * Computing GMCH M and N values for the Display Port link
1492 * GMCH M/N = dot clock * bytes per pixel / ls_clk * # of lanes
1494 * ls_clk (we assume) is the DP link clock (1.62 or 2.7 GHz)
1496 * The GMCH value is used internally
1498 * bytes_per_pixel is the number of bytes coming out of the plane,
1499 * which is after the LUTs, so we want the bytes for our color format.
1500 * For our current usage, this is always 3, one byte for R, G and B.
1503 #define _PIPEA_GMCH_DATA_M 0x70050
1504 #define _PIPEB_GMCH_DATA_M 0x71050
1506 /* Transfer unit size for display port - 1, default is 0x3f (for TU size 64) */
1507 #define PIPE_GMCH_DATA_M_TU_SIZE_MASK (0x3f << 25)
1508 #define PIPE_GMCH_DATA_M_TU_SIZE_SHIFT 25
1510 #define PIPE_GMCH_DATA_M_MASK (0xffffff)
1512 #define _PIPEA_GMCH_DATA_N 0x70054
1513 #define _PIPEB_GMCH_DATA_N 0x71054
1514 #define PIPE_GMCH_DATA_N_MASK (0xffffff)
1517 * Computing Link M and N values for the Display Port link
1519 * Link M / N = pixel_clock / ls_clk
1521 * (the DP spec calls pixel_clock the 'strm_clk')
1523 * The Link value is transmitted in the Main Stream
1524 * Attributes and VB-ID.
1527 #define _PIPEA_DP_LINK_M 0x70060
1528 #define _PIPEB_DP_LINK_M 0x71060
1529 #define PIPEA_DP_LINK_M_MASK (0xffffff)
1531 #define _PIPEA_DP_LINK_N 0x70064
1532 #define _PIPEB_DP_LINK_N 0x71064
1533 #define PIPEA_DP_LINK_N_MASK (0xffffff)
1535 #define PIPE_GMCH_DATA_M(pipe) _PIPE(pipe, _PIPEA_GMCH_DATA_M, _PIPEB_GMCH_DATA_M)
1536 #define PIPE_GMCH_DATA_N(pipe) _PIPE(pipe, _PIPEA_GMCH_DATA_N, _PIPEB_GMCH_DATA_N)
1537 #define PIPE_DP_LINK_M(pipe) _PIPE(pipe, _PIPEA_DP_LINK_M, _PIPEB_DP_LINK_M)
1538 #define PIPE_DP_LINK_N(pipe) _PIPE(pipe, _PIPEA_DP_LINK_N, _PIPEB_DP_LINK_N)
1540 #define PIPE_BPC_MASK (7 << 5)
1541 #define PIPE_8BPC (0 << 5)
1542 #define PIPE_10BPC (1 << 5)
1543 #define PIPE_6BPC (2 << 5)