2 * linux/drivers/video/omap2/dss/dss_features.c
4 * Copyright (C) 2010 Texas Instruments
5 * Author: Archit Taneja <archit@ti.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program. If not, see <http://www.gnu.org/licenses/>.
20 #include <linux/kernel.h>
21 #include <linux/types.h>
22 #include <linux/err.h>
23 #include <linux/slab.h>
25 #include <video/omapdss.h>
28 #include "dss_features.h"
30 /* Defines a generic omap register field */
31 struct dss_reg_field {
35 struct dss_param_range {
39 struct omap_dss_features {
40 const struct dss_reg_field *reg_fields;
41 const int num_reg_fields;
43 const enum dss_feat_id *features;
44 const int num_features;
49 const enum omap_display_type *supported_displays;
50 const enum omap_dss_output_id *supported_outputs;
51 const enum omap_color_mode *supported_color_modes;
52 const enum omap_overlay_caps *overlay_caps;
53 const char * const *clksrc_names;
54 const struct dss_param_range *dss_params;
56 const enum omap_dss_rotation_type supported_rotation_types;
58 const u32 buffer_size_unit;
59 const u32 burst_size_unit;
62 /* This struct is assigned to one of the below during initialization */
63 static const struct omap_dss_features *omap_current_dss_features;
65 static const struct dss_reg_field omap2_dss_reg_fields[] = {
66 [FEAT_REG_FIRHINC] = { 11, 0 },
67 [FEAT_REG_FIRVINC] = { 27, 16 },
68 [FEAT_REG_FIFOLOWTHRESHOLD] = { 8, 0 },
69 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 24, 16 },
70 [FEAT_REG_FIFOSIZE] = { 8, 0 },
71 [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
72 [FEAT_REG_VERTICALACCU] = { 25, 16 },
73 [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
74 [FEAT_REG_DSIPLL_REGN] = { 0, 0 },
75 [FEAT_REG_DSIPLL_REGM] = { 0, 0 },
76 [FEAT_REG_DSIPLL_REGM_DISPC] = { 0, 0 },
77 [FEAT_REG_DSIPLL_REGM_DSI] = { 0, 0 },
80 static const struct dss_reg_field omap3_dss_reg_fields[] = {
81 [FEAT_REG_FIRHINC] = { 12, 0 },
82 [FEAT_REG_FIRVINC] = { 28, 16 },
83 [FEAT_REG_FIFOLOWTHRESHOLD] = { 11, 0 },
84 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 27, 16 },
85 [FEAT_REG_FIFOSIZE] = { 10, 0 },
86 [FEAT_REG_HORIZONTALACCU] = { 9, 0 },
87 [FEAT_REG_VERTICALACCU] = { 25, 16 },
88 [FEAT_REG_DISPC_CLK_SWITCH] = { 0, 0 },
89 [FEAT_REG_DSIPLL_REGN] = { 7, 1 },
90 [FEAT_REG_DSIPLL_REGM] = { 18, 8 },
91 [FEAT_REG_DSIPLL_REGM_DISPC] = { 22, 19 },
92 [FEAT_REG_DSIPLL_REGM_DSI] = { 26, 23 },
95 static const struct dss_reg_field omap4_dss_reg_fields[] = {
96 [FEAT_REG_FIRHINC] = { 12, 0 },
97 [FEAT_REG_FIRVINC] = { 28, 16 },
98 [FEAT_REG_FIFOLOWTHRESHOLD] = { 15, 0 },
99 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 31, 16 },
100 [FEAT_REG_FIFOSIZE] = { 15, 0 },
101 [FEAT_REG_HORIZONTALACCU] = { 10, 0 },
102 [FEAT_REG_VERTICALACCU] = { 26, 16 },
103 [FEAT_REG_DISPC_CLK_SWITCH] = { 9, 8 },
104 [FEAT_REG_DSIPLL_REGN] = { 8, 1 },
105 [FEAT_REG_DSIPLL_REGM] = { 20, 9 },
106 [FEAT_REG_DSIPLL_REGM_DISPC] = { 25, 21 },
107 [FEAT_REG_DSIPLL_REGM_DSI] = { 30, 26 },
110 static const struct dss_reg_field omap5_dss_reg_fields[] = {
111 [FEAT_REG_FIRHINC] = { 12, 0 },
112 [FEAT_REG_FIRVINC] = { 28, 16 },
113 [FEAT_REG_FIFOLOWTHRESHOLD] = { 15, 0 },
114 [FEAT_REG_FIFOHIGHTHRESHOLD] = { 31, 16 },
115 [FEAT_REG_FIFOSIZE] = { 15, 0 },
116 [FEAT_REG_HORIZONTALACCU] = { 10, 0 },
117 [FEAT_REG_VERTICALACCU] = { 26, 16 },
118 [FEAT_REG_DISPC_CLK_SWITCH] = { 9, 7 },
119 [FEAT_REG_DSIPLL_REGN] = { 8, 1 },
120 [FEAT_REG_DSIPLL_REGM] = { 20, 9 },
121 [FEAT_REG_DSIPLL_REGM_DISPC] = { 25, 21 },
122 [FEAT_REG_DSIPLL_REGM_DSI] = { 30, 26 },
125 static const enum omap_display_type omap2_dss_supported_displays[] = {
126 /* OMAP_DSS_CHANNEL_LCD */
127 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
129 /* OMAP_DSS_CHANNEL_DIGIT */
130 OMAP_DISPLAY_TYPE_VENC,
133 static const enum omap_display_type omap3430_dss_supported_displays[] = {
134 /* OMAP_DSS_CHANNEL_LCD */
135 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
136 OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI,
138 /* OMAP_DSS_CHANNEL_DIGIT */
139 OMAP_DISPLAY_TYPE_VENC,
142 static const enum omap_display_type omap3630_dss_supported_displays[] = {
143 /* OMAP_DSS_CHANNEL_LCD */
144 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
145 OMAP_DISPLAY_TYPE_DSI,
147 /* OMAP_DSS_CHANNEL_DIGIT */
148 OMAP_DISPLAY_TYPE_VENC,
151 static const enum omap_display_type omap4_dss_supported_displays[] = {
152 /* OMAP_DSS_CHANNEL_LCD */
153 OMAP_DISPLAY_TYPE_DBI | OMAP_DISPLAY_TYPE_DSI,
155 /* OMAP_DSS_CHANNEL_DIGIT */
156 OMAP_DISPLAY_TYPE_VENC | OMAP_DISPLAY_TYPE_HDMI,
158 /* OMAP_DSS_CHANNEL_LCD2 */
159 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
160 OMAP_DISPLAY_TYPE_DSI,
163 static const enum omap_display_type omap5_dss_supported_displays[] = {
164 /* OMAP_DSS_CHANNEL_LCD */
165 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
166 OMAP_DISPLAY_TYPE_DSI,
168 /* OMAP_DSS_CHANNEL_DIGIT */
169 OMAP_DISPLAY_TYPE_HDMI | OMAP_DISPLAY_TYPE_DPI,
171 /* OMAP_DSS_CHANNEL_LCD2 */
172 OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
173 OMAP_DISPLAY_TYPE_DSI,
176 static const enum omap_dss_output_id omap2_dss_supported_outputs[] = {
177 /* OMAP_DSS_CHANNEL_LCD */
178 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
180 /* OMAP_DSS_CHANNEL_DIGIT */
181 OMAP_DSS_OUTPUT_VENC,
184 static const enum omap_dss_output_id omap3430_dss_supported_outputs[] = {
185 /* OMAP_DSS_CHANNEL_LCD */
186 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
187 OMAP_DSS_OUTPUT_SDI | OMAP_DSS_OUTPUT_DSI1,
189 /* OMAP_DSS_CHANNEL_DIGIT */
190 OMAP_DSS_OUTPUT_VENC,
193 static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = {
194 /* OMAP_DSS_CHANNEL_LCD */
195 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
196 OMAP_DSS_OUTPUT_DSI1,
198 /* OMAP_DSS_CHANNEL_DIGIT */
199 OMAP_DSS_OUTPUT_VENC,
202 static const enum omap_dss_output_id omap4_dss_supported_outputs[] = {
203 /* OMAP_DSS_CHANNEL_LCD */
204 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
205 OMAP_DSS_OUTPUT_DSI1,
207 /* OMAP_DSS_CHANNEL_DIGIT */
208 OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI |
211 /* OMAP_DSS_CHANNEL_LCD2 */
212 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
213 OMAP_DSS_OUTPUT_DSI2,
216 static const enum omap_dss_output_id omap5_dss_supported_outputs[] = {
217 /* OMAP_DSS_CHANNEL_LCD */
218 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
219 OMAP_DSS_OUTPUT_DSI1 | OMAP_DSS_OUTPUT_DSI2,
221 /* OMAP_DSS_CHANNEL_DIGIT */
222 OMAP_DSS_OUTPUT_HDMI | OMAP_DSS_OUTPUT_DPI,
224 /* OMAP_DSS_CHANNEL_LCD2 */
225 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
226 OMAP_DSS_OUTPUT_DSI1,
228 /* OMAP_DSS_CHANNEL_LCD3 */
229 OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
230 OMAP_DSS_OUTPUT_DSI2,
233 static const enum omap_color_mode omap2_dss_supported_color_modes[] = {
235 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
236 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
237 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
238 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P,
240 /* OMAP_DSS_VIDEO1 */
241 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
242 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
245 /* OMAP_DSS_VIDEO2 */
246 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
247 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
251 static const enum omap_color_mode omap3_dss_supported_color_modes[] = {
253 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
254 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
255 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
256 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
257 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
258 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
260 /* OMAP_DSS_VIDEO1 */
261 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P |
262 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
263 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_UYVY,
265 /* OMAP_DSS_VIDEO2 */
266 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
267 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
268 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
269 OMAP_DSS_COLOR_UYVY | OMAP_DSS_COLOR_ARGB32 |
270 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
273 static const enum omap_color_mode omap4_dss_supported_color_modes[] = {
275 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
276 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
277 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
278 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
279 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
280 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32 |
281 OMAP_DSS_COLOR_ARGB16_1555 | OMAP_DSS_COLOR_RGBX16 |
282 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_XRGB16_1555,
284 /* OMAP_DSS_VIDEO1 */
285 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
286 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
287 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
288 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
289 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
290 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
291 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
292 OMAP_DSS_COLOR_RGBX32,
294 /* OMAP_DSS_VIDEO2 */
295 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
296 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
297 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
298 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
299 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
300 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
301 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
302 OMAP_DSS_COLOR_RGBX32,
304 /* OMAP_DSS_VIDEO3 */
305 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
306 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
307 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
308 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
309 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
310 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
311 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
312 OMAP_DSS_COLOR_RGBX32,
315 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
316 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
317 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
318 OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
319 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
320 OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
321 OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
322 OMAP_DSS_COLOR_RGBX32,
325 static const enum omap_overlay_caps omap2_dss_overlay_caps[] = {
327 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
329 /* OMAP_DSS_VIDEO1 */
330 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
331 OMAP_DSS_OVL_CAP_REPLICATION,
333 /* OMAP_DSS_VIDEO2 */
334 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
335 OMAP_DSS_OVL_CAP_REPLICATION,
338 static const enum omap_overlay_caps omap3430_dss_overlay_caps[] = {
340 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_POS |
341 OMAP_DSS_OVL_CAP_REPLICATION,
343 /* OMAP_DSS_VIDEO1 */
344 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
345 OMAP_DSS_OVL_CAP_REPLICATION,
347 /* OMAP_DSS_VIDEO2 */
348 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
349 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
352 static const enum omap_overlay_caps omap3630_dss_overlay_caps[] = {
354 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
355 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
357 /* OMAP_DSS_VIDEO1 */
358 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
359 OMAP_DSS_OVL_CAP_REPLICATION,
361 /* OMAP_DSS_VIDEO2 */
362 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
363 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_POS |
364 OMAP_DSS_OVL_CAP_REPLICATION,
367 static const enum omap_overlay_caps omap4_dss_overlay_caps[] = {
369 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
370 OMAP_DSS_OVL_CAP_ZORDER | OMAP_DSS_OVL_CAP_POS |
371 OMAP_DSS_OVL_CAP_REPLICATION,
373 /* OMAP_DSS_VIDEO1 */
374 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
375 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
376 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
378 /* OMAP_DSS_VIDEO2 */
379 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
380 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
381 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
383 /* OMAP_DSS_VIDEO3 */
384 OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
385 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
386 OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
389 static const char * const omap2_dss_clk_source_names[] = {
390 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "N/A",
391 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "N/A",
392 [OMAP_DSS_CLK_SRC_FCK] = "DSS_FCLK1",
395 static const char * const omap3_dss_clk_source_names[] = {
396 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DSI1_PLL_FCLK",
397 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DSI2_PLL_FCLK",
398 [OMAP_DSS_CLK_SRC_FCK] = "DSS1_ALWON_FCLK",
401 static const char * const omap4_dss_clk_source_names[] = {
402 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "PLL1_CLK1",
403 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "PLL1_CLK2",
404 [OMAP_DSS_CLK_SRC_FCK] = "DSS_FCLK",
405 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC] = "PLL2_CLK1",
406 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "PLL2_CLK2",
409 static const char * const omap5_dss_clk_source_names[] = {
410 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DPLL_DSI1_A_CLK1",
411 [OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DPLL_DSI1_A_CLK2",
412 [OMAP_DSS_CLK_SRC_FCK] = "DSS_CLK",
413 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC] = "DPLL_DSI1_C_CLK1",
414 [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "DPLL_DSI1_C_CLK2",
417 static const struct dss_param_range omap2_dss_param_range[] = {
418 [FEAT_PARAM_DSS_FCK] = { 0, 173000000 },
419 [FEAT_PARAM_DSS_PCD] = { 2, 255 },
420 [FEAT_PARAM_DSIPLL_REGN] = { 0, 0 },
421 [FEAT_PARAM_DSIPLL_REGM] = { 0, 0 },
422 [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, 0 },
423 [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, 0 },
424 [FEAT_PARAM_DSIPLL_FINT] = { 0, 0 },
425 [FEAT_PARAM_DSIPLL_LPDIV] = { 0, 0 },
426 [FEAT_PARAM_DOWNSCALE] = { 1, 2 },
428 * Assuming the line width buffer to be 768 pixels as OMAP2 DISPC
429 * scaler cannot scale a image with width more than 768.
431 [FEAT_PARAM_LINEWIDTH] = { 1, 768 },
432 [FEAT_PARAM_MGR_WIDTH] = { 1, 2048 },
433 [FEAT_PARAM_MGR_HEIGHT] = { 1, 2048 },
436 static const struct dss_param_range omap3_dss_param_range[] = {
437 [FEAT_PARAM_DSS_FCK] = { 0, 173000000 },
438 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
439 [FEAT_PARAM_DSIPLL_REGN] = { 0, (1 << 7) - 1 },
440 [FEAT_PARAM_DSIPLL_REGM] = { 0, (1 << 11) - 1 },
441 [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, (1 << 4) - 1 },
442 [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, (1 << 4) - 1 },
443 [FEAT_PARAM_DSIPLL_FINT] = { 750000, 2100000 },
444 [FEAT_PARAM_DSIPLL_LPDIV] = { 1, (1 << 13) - 1},
445 [FEAT_PARAM_DSI_FCK] = { 0, 173000000 },
446 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
447 [FEAT_PARAM_LINEWIDTH] = { 1, 1024 },
448 [FEAT_PARAM_MGR_WIDTH] = { 1, 2048 },
449 [FEAT_PARAM_MGR_HEIGHT] = { 1, 2048 },
452 static const struct dss_param_range omap4_dss_param_range[] = {
453 [FEAT_PARAM_DSS_FCK] = { 0, 186000000 },
454 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
455 [FEAT_PARAM_DSIPLL_REGN] = { 0, (1 << 8) - 1 },
456 [FEAT_PARAM_DSIPLL_REGM] = { 0, (1 << 12) - 1 },
457 [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, (1 << 5) - 1 },
458 [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, (1 << 5) - 1 },
459 [FEAT_PARAM_DSIPLL_FINT] = { 500000, 2500000 },
460 [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 },
461 [FEAT_PARAM_DSI_FCK] = { 0, 170000000 },
462 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
463 [FEAT_PARAM_LINEWIDTH] = { 1, 2048 },
464 [FEAT_PARAM_MGR_WIDTH] = { 1, 2048 },
465 [FEAT_PARAM_MGR_HEIGHT] = { 1, 2048 },
468 static const struct dss_param_range omap5_dss_param_range[] = {
469 [FEAT_PARAM_DSS_FCK] = { 0, 200000000 },
470 [FEAT_PARAM_DSS_PCD] = { 1, 255 },
471 [FEAT_PARAM_DSIPLL_REGN] = { 0, (1 << 8) - 1 },
472 [FEAT_PARAM_DSIPLL_REGM] = { 0, (1 << 12) - 1 },
473 [FEAT_PARAM_DSIPLL_REGM_DISPC] = { 0, (1 << 5) - 1 },
474 [FEAT_PARAM_DSIPLL_REGM_DSI] = { 0, (1 << 5) - 1 },
475 [FEAT_PARAM_DSIPLL_FINT] = { 500000, 2500000 },
476 [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 },
477 [FEAT_PARAM_DSI_FCK] = { 0, 170000000 },
478 [FEAT_PARAM_DOWNSCALE] = { 1, 4 },
479 [FEAT_PARAM_LINEWIDTH] = { 1, 2048 },
480 [FEAT_PARAM_MGR_WIDTH] = { 1, 2048 },
481 [FEAT_PARAM_MGR_HEIGHT] = { 1, 2048 },
484 static const enum dss_feat_id omap2_dss_feat_list[] = {
486 FEAT_LCDENABLESIGNAL,
489 FEAT_ROWREPEATENABLE,
493 static const enum dss_feat_id omap3430_dss_feat_list[] = {
495 FEAT_LCDENABLESIGNAL,
498 FEAT_LINEBUFFERSPLIT,
499 FEAT_ROWREPEATENABLE,
501 FEAT_DSI_PLL_FREQSEL,
502 FEAT_DSI_REVERSE_TXCLKESC,
503 FEAT_VENC_REQUIRES_TV_DAC_CLK,
507 FEAT_ALPHA_FIXED_ZORDER,
509 FEAT_OMAP3_DSI_FIFO_BUG,
510 FEAT_DPI_USES_VDDS_DSI,
513 static const enum dss_feat_id am35xx_dss_feat_list[] = {
515 FEAT_LCDENABLESIGNAL,
518 FEAT_LINEBUFFERSPLIT,
519 FEAT_ROWREPEATENABLE,
521 FEAT_DSI_PLL_FREQSEL,
522 FEAT_DSI_REVERSE_TXCLKESC,
523 FEAT_VENC_REQUIRES_TV_DAC_CLK,
527 FEAT_ALPHA_FIXED_ZORDER,
529 FEAT_OMAP3_DSI_FIFO_BUG,
532 static const enum dss_feat_id omap3630_dss_feat_list[] = {
534 FEAT_LCDENABLESIGNAL,
537 FEAT_LINEBUFFERSPLIT,
538 FEAT_ROWREPEATENABLE,
540 FEAT_DSI_PLL_PWR_BUG,
541 FEAT_DSI_PLL_FREQSEL,
545 FEAT_ALPHA_FIXED_ZORDER,
547 FEAT_OMAP3_DSI_FIFO_BUG,
550 static const enum dss_feat_id omap4430_es1_0_dss_feat_list[] = {
554 FEAT_DSI_DCS_CMD_CONFIG_VC,
555 FEAT_DSI_VC_OCP_WIDTH,
557 FEAT_HANDLE_UV_SEPARATE,
562 FEAT_ALPHA_FREE_ZORDER,
567 static const enum dss_feat_id omap4430_es2_0_1_2_dss_feat_list[] = {
571 FEAT_DSI_DCS_CMD_CONFIG_VC,
572 FEAT_DSI_VC_OCP_WIDTH,
574 FEAT_HDMI_CTS_SWMODE,
575 FEAT_HANDLE_UV_SEPARATE,
580 FEAT_ALPHA_FREE_ZORDER,
585 static const enum dss_feat_id omap4_dss_feat_list[] = {
589 FEAT_DSI_DCS_CMD_CONFIG_VC,
590 FEAT_DSI_VC_OCP_WIDTH,
592 FEAT_HDMI_CTS_SWMODE,
593 FEAT_HDMI_AUDIO_USE_MCLK,
594 FEAT_HANDLE_UV_SEPARATE,
599 FEAT_ALPHA_FREE_ZORDER,
604 static const enum dss_feat_id omap5_dss_feat_list[] = {
608 FEAT_DSI_DCS_CMD_CONFIG_VC,
609 FEAT_DSI_VC_OCP_WIDTH,
611 FEAT_HDMI_CTS_SWMODE,
612 FEAT_HDMI_AUDIO_USE_MCLK,
613 FEAT_HANDLE_UV_SEPARATE,
618 FEAT_ALPHA_FREE_ZORDER,
621 FEAT_DSI_PLL_SELFREQDCO,
626 /* OMAP2 DSS Features */
627 static const struct omap_dss_features omap2_dss_features = {
628 .reg_fields = omap2_dss_reg_fields,
629 .num_reg_fields = ARRAY_SIZE(omap2_dss_reg_fields),
631 .features = omap2_dss_feat_list,
632 .num_features = ARRAY_SIZE(omap2_dss_feat_list),
636 .supported_displays = omap2_dss_supported_displays,
637 .supported_outputs = omap2_dss_supported_outputs,
638 .supported_color_modes = omap2_dss_supported_color_modes,
639 .overlay_caps = omap2_dss_overlay_caps,
640 .clksrc_names = omap2_dss_clk_source_names,
641 .dss_params = omap2_dss_param_range,
642 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
643 .buffer_size_unit = 1,
644 .burst_size_unit = 8,
647 /* OMAP3 DSS Features */
648 static const struct omap_dss_features omap3430_dss_features = {
649 .reg_fields = omap3_dss_reg_fields,
650 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
652 .features = omap3430_dss_feat_list,
653 .num_features = ARRAY_SIZE(omap3430_dss_feat_list),
657 .supported_displays = omap3430_dss_supported_displays,
658 .supported_outputs = omap3430_dss_supported_outputs,
659 .supported_color_modes = omap3_dss_supported_color_modes,
660 .overlay_caps = omap3430_dss_overlay_caps,
661 .clksrc_names = omap3_dss_clk_source_names,
662 .dss_params = omap3_dss_param_range,
663 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
664 .buffer_size_unit = 1,
665 .burst_size_unit = 8,
669 * AM35xx DSS Features. This is basically OMAP3 DSS Features without the
670 * vdds_dsi regulator.
672 static const struct omap_dss_features am35xx_dss_features = {
673 .reg_fields = omap3_dss_reg_fields,
674 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
676 .features = am35xx_dss_feat_list,
677 .num_features = ARRAY_SIZE(am35xx_dss_feat_list),
681 .supported_displays = omap3430_dss_supported_displays,
682 .supported_outputs = omap3430_dss_supported_outputs,
683 .supported_color_modes = omap3_dss_supported_color_modes,
684 .overlay_caps = omap3430_dss_overlay_caps,
685 .clksrc_names = omap3_dss_clk_source_names,
686 .dss_params = omap3_dss_param_range,
687 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
688 .buffer_size_unit = 1,
689 .burst_size_unit = 8,
692 static const struct omap_dss_features omap3630_dss_features = {
693 .reg_fields = omap3_dss_reg_fields,
694 .num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
696 .features = omap3630_dss_feat_list,
697 .num_features = ARRAY_SIZE(omap3630_dss_feat_list),
701 .supported_displays = omap3630_dss_supported_displays,
702 .supported_outputs = omap3630_dss_supported_outputs,
703 .supported_color_modes = omap3_dss_supported_color_modes,
704 .overlay_caps = omap3630_dss_overlay_caps,
705 .clksrc_names = omap3_dss_clk_source_names,
706 .dss_params = omap3_dss_param_range,
707 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
708 .buffer_size_unit = 1,
709 .burst_size_unit = 8,
712 /* OMAP4 DSS Features */
713 /* For OMAP4430 ES 1.0 revision */
714 static const struct omap_dss_features omap4430_es1_0_dss_features = {
715 .reg_fields = omap4_dss_reg_fields,
716 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
718 .features = omap4430_es1_0_dss_feat_list,
719 .num_features = ARRAY_SIZE(omap4430_es1_0_dss_feat_list),
724 .supported_displays = omap4_dss_supported_displays,
725 .supported_outputs = omap4_dss_supported_outputs,
726 .supported_color_modes = omap4_dss_supported_color_modes,
727 .overlay_caps = omap4_dss_overlay_caps,
728 .clksrc_names = omap4_dss_clk_source_names,
729 .dss_params = omap4_dss_param_range,
730 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
731 .buffer_size_unit = 16,
732 .burst_size_unit = 16,
735 /* For OMAP4430 ES 2.0, 2.1 and 2.2 revisions */
736 static const struct omap_dss_features omap4430_es2_0_1_2_dss_features = {
737 .reg_fields = omap4_dss_reg_fields,
738 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
740 .features = omap4430_es2_0_1_2_dss_feat_list,
741 .num_features = ARRAY_SIZE(omap4430_es2_0_1_2_dss_feat_list),
746 .supported_displays = omap4_dss_supported_displays,
747 .supported_outputs = omap4_dss_supported_outputs,
748 .supported_color_modes = omap4_dss_supported_color_modes,
749 .overlay_caps = omap4_dss_overlay_caps,
750 .clksrc_names = omap4_dss_clk_source_names,
751 .dss_params = omap4_dss_param_range,
752 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
753 .buffer_size_unit = 16,
754 .burst_size_unit = 16,
757 /* For all the other OMAP4 versions */
758 static const struct omap_dss_features omap4_dss_features = {
759 .reg_fields = omap4_dss_reg_fields,
760 .num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
762 .features = omap4_dss_feat_list,
763 .num_features = ARRAY_SIZE(omap4_dss_feat_list),
768 .supported_displays = omap4_dss_supported_displays,
769 .supported_outputs = omap4_dss_supported_outputs,
770 .supported_color_modes = omap4_dss_supported_color_modes,
771 .overlay_caps = omap4_dss_overlay_caps,
772 .clksrc_names = omap4_dss_clk_source_names,
773 .dss_params = omap4_dss_param_range,
774 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
775 .buffer_size_unit = 16,
776 .burst_size_unit = 16,
779 /* OMAP5 DSS Features */
780 static const struct omap_dss_features omap5_dss_features = {
781 .reg_fields = omap5_dss_reg_fields,
782 .num_reg_fields = ARRAY_SIZE(omap5_dss_reg_fields),
784 .features = omap5_dss_feat_list,
785 .num_features = ARRAY_SIZE(omap5_dss_feat_list),
789 .supported_displays = omap5_dss_supported_displays,
790 .supported_outputs = omap5_dss_supported_outputs,
791 .supported_color_modes = omap4_dss_supported_color_modes,
792 .overlay_caps = omap4_dss_overlay_caps,
793 .clksrc_names = omap5_dss_clk_source_names,
794 .dss_params = omap5_dss_param_range,
795 .supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
796 .buffer_size_unit = 16,
797 .burst_size_unit = 16,
800 #if defined(CONFIG_OMAP4_DSS_HDMI)
801 /* HDMI OMAP4 Functions*/
802 static const struct ti_hdmi_ip_ops omap4_hdmi_functions = {
804 .video_configure = ti_hdmi_4xxx_basic_configure,
805 .phy_enable = ti_hdmi_4xxx_phy_enable,
806 .phy_disable = ti_hdmi_4xxx_phy_disable,
807 .read_edid = ti_hdmi_4xxx_read_edid,
808 .detect = ti_hdmi_4xxx_detect,
809 .pll_enable = ti_hdmi_4xxx_pll_enable,
810 .pll_disable = ti_hdmi_4xxx_pll_disable,
811 .video_enable = ti_hdmi_4xxx_wp_video_start,
812 .video_disable = ti_hdmi_4xxx_wp_video_stop,
813 .dump_wrapper = ti_hdmi_4xxx_wp_dump,
814 .dump_core = ti_hdmi_4xxx_core_dump,
815 .dump_pll = ti_hdmi_4xxx_pll_dump,
816 .dump_phy = ti_hdmi_4xxx_phy_dump,
817 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
818 .audio_enable = ti_hdmi_4xxx_wp_audio_enable,
819 .audio_disable = ti_hdmi_4xxx_wp_audio_disable,
820 .audio_start = ti_hdmi_4xxx_audio_start,
821 .audio_stop = ti_hdmi_4xxx_audio_stop,
822 .audio_config = ti_hdmi_4xxx_audio_config,
827 void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data,
828 enum omapdss_version version)
831 case OMAPDSS_VER_OMAP4430_ES1:
832 case OMAPDSS_VER_OMAP4430_ES2:
833 case OMAPDSS_VER_OMAP4:
834 ip_data->ops = &omap4_hdmi_functions;
840 WARN_ON(ip_data->ops == NULL);
844 /* Functions returning values related to a DSS feature */
845 int dss_feat_get_num_mgrs(void)
847 return omap_current_dss_features->num_mgrs;
850 int dss_feat_get_num_ovls(void)
852 return omap_current_dss_features->num_ovls;
855 int dss_feat_get_num_wbs(void)
857 return omap_current_dss_features->num_wbs;
860 unsigned long dss_feat_get_param_min(enum dss_range_param param)
862 return omap_current_dss_features->dss_params[param].min;
865 unsigned long dss_feat_get_param_max(enum dss_range_param param)
867 return omap_current_dss_features->dss_params[param].max;
870 enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel)
872 return omap_current_dss_features->supported_displays[channel];
875 enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel)
877 return omap_current_dss_features->supported_outputs[channel];
880 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane)
882 return omap_current_dss_features->supported_color_modes[plane];
885 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane)
887 return omap_current_dss_features->overlay_caps[plane];
890 bool dss_feat_color_mode_supported(enum omap_plane plane,
891 enum omap_color_mode color_mode)
893 return omap_current_dss_features->supported_color_modes[plane] &
897 const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id)
899 return omap_current_dss_features->clksrc_names[id];
902 u32 dss_feat_get_buffer_size_unit(void)
904 return omap_current_dss_features->buffer_size_unit;
907 u32 dss_feat_get_burst_size_unit(void)
909 return omap_current_dss_features->burst_size_unit;
912 /* DSS has_feature check */
913 bool dss_has_feature(enum dss_feat_id id)
916 const enum dss_feat_id *features = omap_current_dss_features->features;
917 const int num_features = omap_current_dss_features->num_features;
919 for (i = 0; i < num_features; i++) {
920 if (features[i] == id)
927 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end)
929 if (id >= omap_current_dss_features->num_reg_fields)
932 *start = omap_current_dss_features->reg_fields[id].start;
933 *end = omap_current_dss_features->reg_fields[id].end;
936 bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type)
938 return omap_current_dss_features->supported_rotation_types & rot_type;
941 void dss_features_init(enum omapdss_version version)
944 case OMAPDSS_VER_OMAP24xx:
945 omap_current_dss_features = &omap2_dss_features;
948 case OMAPDSS_VER_OMAP34xx_ES1:
949 case OMAPDSS_VER_OMAP34xx_ES3:
950 omap_current_dss_features = &omap3430_dss_features;
953 case OMAPDSS_VER_OMAP3630:
954 omap_current_dss_features = &omap3630_dss_features;
957 case OMAPDSS_VER_OMAP4430_ES1:
958 omap_current_dss_features = &omap4430_es1_0_dss_features;
961 case OMAPDSS_VER_OMAP4430_ES2:
962 omap_current_dss_features = &omap4430_es2_0_1_2_dss_features;
965 case OMAPDSS_VER_OMAP4:
966 omap_current_dss_features = &omap4_dss_features;
969 case OMAPDSS_VER_OMAP5:
970 omap_current_dss_features = &omap5_dss_features;
973 case OMAPDSS_VER_AM35xx:
974 omap_current_dss_features = &am35xx_dss_features;
978 DSSWARN("Unsupported OMAP version");