1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * linux/drivers/video/omap2/dss/dss_features.c
4  *
5  * Copyright (C) 2010 Texas Instruments
6  * Author: Archit Taneja <archit@ti.com>
7  */
8 
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/types.h>
12 #include <linux/err.h>
13 #include <linux/slab.h>
14 
15 #include <video/omapfb_dss.h>
16 
17 #include "dss.h"
18 #include "dss_features.h"
19 
20 /* Defines a generic omap register field */
21 struct dss_reg_field {
22 	u8 start, end;
23 };
24 
25 struct dss_param_range {
26 	int min, max;
27 };
28 
29 struct omap_dss_features {
30 	const struct dss_reg_field *reg_fields;
31 	const int num_reg_fields;
32 
33 	const enum dss_feat_id *features;
34 	const int num_features;
35 
36 	const int num_mgrs;
37 	const int num_ovls;
38 	const enum omap_display_type *supported_displays;
39 	const enum omap_dss_output_id *supported_outputs;
40 	const enum omap_color_mode *supported_color_modes;
41 	const enum omap_overlay_caps *overlay_caps;
42 	const char * const *clksrc_names;
43 	const struct dss_param_range *dss_params;
44 
45 	const enum omap_dss_rotation_type supported_rotation_types;
46 
47 	const u32 buffer_size_unit;
48 	const u32 burst_size_unit;
49 };
50 
51 /* This struct is assigned to one of the below during initialization */
52 static const struct omap_dss_features *omap_current_dss_features;
53 
54 static const struct dss_reg_field omap2_dss_reg_fields[] = {
55 	[FEAT_REG_FIRHINC]			= { 11, 0 },
56 	[FEAT_REG_FIRVINC]			= { 27, 16 },
57 	[FEAT_REG_FIFOLOWTHRESHOLD]		= { 8, 0 },
58 	[FEAT_REG_FIFOHIGHTHRESHOLD]		= { 24, 16 },
59 	[FEAT_REG_FIFOSIZE]			= { 8, 0 },
60 	[FEAT_REG_HORIZONTALACCU]		= { 9, 0 },
61 	[FEAT_REG_VERTICALACCU]			= { 25, 16 },
62 	[FEAT_REG_DISPC_CLK_SWITCH]		= { 0, 0 },
63 };
64 
65 static const struct dss_reg_field omap3_dss_reg_fields[] = {
66 	[FEAT_REG_FIRHINC]			= { 12, 0 },
67 	[FEAT_REG_FIRVINC]			= { 28, 16 },
68 	[FEAT_REG_FIFOLOWTHRESHOLD]		= { 11, 0 },
69 	[FEAT_REG_FIFOHIGHTHRESHOLD]		= { 27, 16 },
70 	[FEAT_REG_FIFOSIZE]			= { 10, 0 },
71 	[FEAT_REG_HORIZONTALACCU]		= { 9, 0 },
72 	[FEAT_REG_VERTICALACCU]			= { 25, 16 },
73 	[FEAT_REG_DISPC_CLK_SWITCH]		= { 0, 0 },
74 };
75 
76 static const struct dss_reg_field am43xx_dss_reg_fields[] = {
77 	[FEAT_REG_FIRHINC]			= { 12, 0 },
78 	[FEAT_REG_FIRVINC]			= { 28, 16 },
79 	[FEAT_REG_FIFOLOWTHRESHOLD]	= { 11, 0 },
80 	[FEAT_REG_FIFOHIGHTHRESHOLD]		= { 27, 16 },
81 	[FEAT_REG_FIFOSIZE]		= { 10, 0 },
82 	[FEAT_REG_HORIZONTALACCU]		= { 9, 0 },
83 	[FEAT_REG_VERTICALACCU]			= { 25, 16 },
84 	[FEAT_REG_DISPC_CLK_SWITCH]		= { 0, 0 },
85 };
86 
87 static const struct dss_reg_field omap4_dss_reg_fields[] = {
88 	[FEAT_REG_FIRHINC]			= { 12, 0 },
89 	[FEAT_REG_FIRVINC]			= { 28, 16 },
90 	[FEAT_REG_FIFOLOWTHRESHOLD]		= { 15, 0 },
91 	[FEAT_REG_FIFOHIGHTHRESHOLD]		= { 31, 16 },
92 	[FEAT_REG_FIFOSIZE]			= { 15, 0 },
93 	[FEAT_REG_HORIZONTALACCU]		= { 10, 0 },
94 	[FEAT_REG_VERTICALACCU]			= { 26, 16 },
95 	[FEAT_REG_DISPC_CLK_SWITCH]		= { 9, 8 },
96 };
97 
98 static const struct dss_reg_field omap5_dss_reg_fields[] = {
99 	[FEAT_REG_FIRHINC]			= { 12, 0 },
100 	[FEAT_REG_FIRVINC]			= { 28, 16 },
101 	[FEAT_REG_FIFOLOWTHRESHOLD]		= { 15, 0 },
102 	[FEAT_REG_FIFOHIGHTHRESHOLD]		= { 31, 16 },
103 	[FEAT_REG_FIFOSIZE]			= { 15, 0 },
104 	[FEAT_REG_HORIZONTALACCU]		= { 10, 0 },
105 	[FEAT_REG_VERTICALACCU]			= { 26, 16 },
106 	[FEAT_REG_DISPC_CLK_SWITCH]		= { 9, 7 },
107 };
108 
109 static const enum omap_display_type omap2_dss_supported_displays[] = {
110 	/* OMAP_DSS_CHANNEL_LCD */
111 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
112 
113 	/* OMAP_DSS_CHANNEL_DIGIT */
114 	OMAP_DISPLAY_TYPE_VENC,
115 };
116 
117 static const enum omap_display_type omap3430_dss_supported_displays[] = {
118 	/* OMAP_DSS_CHANNEL_LCD */
119 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
120 	OMAP_DISPLAY_TYPE_SDI | OMAP_DISPLAY_TYPE_DSI,
121 
122 	/* OMAP_DSS_CHANNEL_DIGIT */
123 	OMAP_DISPLAY_TYPE_VENC,
124 };
125 
126 static const enum omap_display_type omap3630_dss_supported_displays[] = {
127 	/* OMAP_DSS_CHANNEL_LCD */
128 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
129 	OMAP_DISPLAY_TYPE_DSI,
130 
131 	/* OMAP_DSS_CHANNEL_DIGIT */
132 	OMAP_DISPLAY_TYPE_VENC,
133 };
134 
135 static const enum omap_display_type am43xx_dss_supported_displays[] = {
136 	/* OMAP_DSS_CHANNEL_LCD */
137 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI,
138 };
139 
140 static const enum omap_display_type omap4_dss_supported_displays[] = {
141 	/* OMAP_DSS_CHANNEL_LCD */
142 	OMAP_DISPLAY_TYPE_DBI | OMAP_DISPLAY_TYPE_DSI,
143 
144 	/* OMAP_DSS_CHANNEL_DIGIT */
145 	OMAP_DISPLAY_TYPE_VENC | OMAP_DISPLAY_TYPE_HDMI,
146 
147 	/* OMAP_DSS_CHANNEL_LCD2 */
148 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
149 	OMAP_DISPLAY_TYPE_DSI,
150 };
151 
152 static const enum omap_display_type omap5_dss_supported_displays[] = {
153 	/* OMAP_DSS_CHANNEL_LCD */
154 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
155 	OMAP_DISPLAY_TYPE_DSI,
156 
157 	/* OMAP_DSS_CHANNEL_DIGIT */
158 	OMAP_DISPLAY_TYPE_HDMI | OMAP_DISPLAY_TYPE_DPI,
159 
160 	/* OMAP_DSS_CHANNEL_LCD2 */
161 	OMAP_DISPLAY_TYPE_DPI | OMAP_DISPLAY_TYPE_DBI |
162 	OMAP_DISPLAY_TYPE_DSI,
163 };
164 
165 static const enum omap_dss_output_id omap2_dss_supported_outputs[] = {
166 	/* OMAP_DSS_CHANNEL_LCD */
167 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
168 
169 	/* OMAP_DSS_CHANNEL_DIGIT */
170 	OMAP_DSS_OUTPUT_VENC,
171 };
172 
173 static const enum omap_dss_output_id omap3430_dss_supported_outputs[] = {
174 	/* OMAP_DSS_CHANNEL_LCD */
175 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
176 	OMAP_DSS_OUTPUT_SDI | OMAP_DSS_OUTPUT_DSI1,
177 
178 	/* OMAP_DSS_CHANNEL_DIGIT */
179 	OMAP_DSS_OUTPUT_VENC,
180 };
181 
182 static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = {
183 	/* OMAP_DSS_CHANNEL_LCD */
184 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
185 	OMAP_DSS_OUTPUT_DSI1,
186 
187 	/* OMAP_DSS_CHANNEL_DIGIT */
188 	OMAP_DSS_OUTPUT_VENC,
189 };
190 
191 static const enum omap_dss_output_id am43xx_dss_supported_outputs[] = {
192 	/* OMAP_DSS_CHANNEL_LCD */
193 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI,
194 };
195 
196 static const enum omap_dss_output_id omap4_dss_supported_outputs[] = {
197 	/* OMAP_DSS_CHANNEL_LCD */
198 	OMAP_DSS_OUTPUT_DBI | OMAP_DSS_OUTPUT_DSI1,
199 
200 	/* OMAP_DSS_CHANNEL_DIGIT */
201 	OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI,
202 
203 	/* OMAP_DSS_CHANNEL_LCD2 */
204 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
205 	OMAP_DSS_OUTPUT_DSI2,
206 };
207 
208 static const enum omap_dss_output_id omap5_dss_supported_outputs[] = {
209 	/* OMAP_DSS_CHANNEL_LCD */
210 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
211 	OMAP_DSS_OUTPUT_DSI1 | OMAP_DSS_OUTPUT_DSI2,
212 
213 	/* OMAP_DSS_CHANNEL_DIGIT */
214 	OMAP_DSS_OUTPUT_HDMI,
215 
216 	/* OMAP_DSS_CHANNEL_LCD2 */
217 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
218 	OMAP_DSS_OUTPUT_DSI1,
219 
220 	/* OMAP_DSS_CHANNEL_LCD3 */
221 	OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI |
222 	OMAP_DSS_OUTPUT_DSI2,
223 };
224 
225 static const enum omap_color_mode omap2_dss_supported_color_modes[] = {
226 	/* OMAP_DSS_GFX */
227 	OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
228 	OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
229 	OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
230 	OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P,
231 
232 	/* OMAP_DSS_VIDEO1 */
233 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
234 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
235 	OMAP_DSS_COLOR_UYVY,
236 
237 	/* OMAP_DSS_VIDEO2 */
238 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
239 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
240 	OMAP_DSS_COLOR_UYVY,
241 };
242 
243 static const enum omap_color_mode omap3_dss_supported_color_modes[] = {
244 	/* OMAP_DSS_GFX */
245 	OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
246 	OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
247 	OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
248 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
249 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
250 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
251 
252 	/* OMAP_DSS_VIDEO1 */
253 	OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P |
254 	OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
255 	OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_UYVY,
256 
257 	/* OMAP_DSS_VIDEO2 */
258 	OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
259 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
260 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
261 	OMAP_DSS_COLOR_UYVY | OMAP_DSS_COLOR_ARGB32 |
262 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
263 };
264 
265 static const enum omap_color_mode omap4_dss_supported_color_modes[] = {
266 	/* OMAP_DSS_GFX */
267 	OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
268 	OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
269 	OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
270 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
271 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
272 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32 |
273 	OMAP_DSS_COLOR_ARGB16_1555 | OMAP_DSS_COLOR_RGBX16 |
274 	OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_XRGB16_1555,
275 
276 	/* OMAP_DSS_VIDEO1 */
277 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
278 	OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
279 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
280 	OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
281 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
282 	OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
283 	OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
284 	OMAP_DSS_COLOR_RGBX32,
285 
286        /* OMAP_DSS_VIDEO2 */
287 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
288 	OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
289 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
290 	OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
291 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
292 	OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
293 	OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
294 	OMAP_DSS_COLOR_RGBX32,
295 
296 	/* OMAP_DSS_VIDEO3 */
297 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
298 	OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
299 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
300 	OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
301 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
302 	OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
303 	OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
304 	OMAP_DSS_COLOR_RGBX32,
305 
306 	/* OMAP_DSS_WB */
307 	OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB12U |
308 	OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_ARGB16_1555 |
309 	OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_NV12 |
310 	OMAP_DSS_COLOR_RGBA16 | OMAP_DSS_COLOR_RGB24U |
311 	OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_UYVY |
312 	OMAP_DSS_COLOR_ARGB16 | OMAP_DSS_COLOR_XRGB16_1555 |
313 	OMAP_DSS_COLOR_ARGB32 | OMAP_DSS_COLOR_RGBX16 |
314 	OMAP_DSS_COLOR_RGBX32,
315 };
316 
317 static const enum omap_overlay_caps omap2_dss_overlay_caps[] = {
318 	/* OMAP_DSS_GFX */
319 	OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
320 
321 	/* OMAP_DSS_VIDEO1 */
322 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
323 		OMAP_DSS_OVL_CAP_REPLICATION,
324 
325 	/* OMAP_DSS_VIDEO2 */
326 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
327 		OMAP_DSS_OVL_CAP_REPLICATION,
328 };
329 
330 static const enum omap_overlay_caps omap3430_dss_overlay_caps[] = {
331 	/* OMAP_DSS_GFX */
332 	OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_POS |
333 		OMAP_DSS_OVL_CAP_REPLICATION,
334 
335 	/* OMAP_DSS_VIDEO1 */
336 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
337 		OMAP_DSS_OVL_CAP_REPLICATION,
338 
339 	/* OMAP_DSS_VIDEO2 */
340 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
341 		OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
342 };
343 
344 static const enum omap_overlay_caps omap3630_dss_overlay_caps[] = {
345 	/* OMAP_DSS_GFX */
346 	OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
347 		OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
348 
349 	/* OMAP_DSS_VIDEO1 */
350 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_POS |
351 		OMAP_DSS_OVL_CAP_REPLICATION,
352 
353 	/* OMAP_DSS_VIDEO2 */
354 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
355 		OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_POS |
356 		OMAP_DSS_OVL_CAP_REPLICATION,
357 };
358 
359 static const enum omap_overlay_caps omap4_dss_overlay_caps[] = {
360 	/* OMAP_DSS_GFX */
361 	OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
362 		OMAP_DSS_OVL_CAP_ZORDER | OMAP_DSS_OVL_CAP_POS |
363 		OMAP_DSS_OVL_CAP_REPLICATION,
364 
365 	/* OMAP_DSS_VIDEO1 */
366 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
367 		OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
368 		OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
369 
370 	/* OMAP_DSS_VIDEO2 */
371 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
372 		OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
373 		OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
374 
375 	/* OMAP_DSS_VIDEO3 */
376 	OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
377 		OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER |
378 		OMAP_DSS_OVL_CAP_POS | OMAP_DSS_OVL_CAP_REPLICATION,
379 };
380 
381 static const char * const omap2_dss_clk_source_names[] = {
382 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC]	= "N/A",
383 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI]	= "N/A",
384 	[OMAP_DSS_CLK_SRC_FCK]			= "DSS_FCLK1",
385 };
386 
387 static const char * const omap3_dss_clk_source_names[] = {
388 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC]	= "DSI1_PLL_FCLK",
389 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI]	= "DSI2_PLL_FCLK",
390 	[OMAP_DSS_CLK_SRC_FCK]			= "DSS1_ALWON_FCLK",
391 };
392 
393 static const char * const omap4_dss_clk_source_names[] = {
394 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC]	= "PLL1_CLK1",
395 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI]	= "PLL1_CLK2",
396 	[OMAP_DSS_CLK_SRC_FCK]			= "DSS_FCLK",
397 	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC]	= "PLL2_CLK1",
398 	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI]	= "PLL2_CLK2",
399 };
400 
401 static const char * const omap5_dss_clk_source_names[] = {
402 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC]	= "DPLL_DSI1_A_CLK1",
403 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI]	= "DPLL_DSI1_A_CLK2",
404 	[OMAP_DSS_CLK_SRC_FCK]			= "DSS_CLK",
405 	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC]	= "DPLL_DSI1_C_CLK1",
406 	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI]	= "DPLL_DSI1_C_CLK2",
407 };
408 
409 static const struct dss_param_range omap2_dss_param_range[] = {
410 	[FEAT_PARAM_DSS_FCK]			= { 0, 133000000 },
411 	[FEAT_PARAM_DSS_PCD]			= { 2, 255 },
412 	[FEAT_PARAM_DOWNSCALE]			= { 1, 2 },
413 	/*
414 	 * Assuming the line width buffer to be 768 pixels as OMAP2 DISPC
415 	 * scaler cannot scale a image with width more than 768.
416 	 */
417 	[FEAT_PARAM_LINEWIDTH]			= { 1, 768 },
418 };
419 
420 static const struct dss_param_range omap3_dss_param_range[] = {
421 	[FEAT_PARAM_DSS_FCK]			= { 0, 173000000 },
422 	[FEAT_PARAM_DSS_PCD]			= { 1, 255 },
423 	[FEAT_PARAM_DSIPLL_LPDIV]		= { 1, (1 << 13) - 1},
424 	[FEAT_PARAM_DSI_FCK]			= { 0, 173000000 },
425 	[FEAT_PARAM_DOWNSCALE]			= { 1, 4 },
426 	[FEAT_PARAM_LINEWIDTH]			= { 1, 1024 },
427 };
428 
429 static const struct dss_param_range am43xx_dss_param_range[] = {
430 	[FEAT_PARAM_DSS_FCK]			= { 0, 200000000 },
431 	[FEAT_PARAM_DSS_PCD]			= { 1, 255 },
432 	[FEAT_PARAM_DOWNSCALE]			= { 1, 4 },
433 	[FEAT_PARAM_LINEWIDTH]			= { 1, 1024 },
434 };
435 
436 static const struct dss_param_range omap4_dss_param_range[] = {
437 	[FEAT_PARAM_DSS_FCK]			= { 0, 186000000 },
438 	[FEAT_PARAM_DSS_PCD]			= { 1, 255 },
439 	[FEAT_PARAM_DSIPLL_LPDIV]		= { 0, (1 << 13) - 1 },
440 	[FEAT_PARAM_DSI_FCK]			= { 0, 170000000 },
441 	[FEAT_PARAM_DOWNSCALE]			= { 1, 4 },
442 	[FEAT_PARAM_LINEWIDTH]			= { 1, 2048 },
443 };
444 
445 static const struct dss_param_range omap5_dss_param_range[] = {
446 	[FEAT_PARAM_DSS_FCK]			= { 0, 209250000 },
447 	[FEAT_PARAM_DSS_PCD]			= { 1, 255 },
448 	[FEAT_PARAM_DSIPLL_LPDIV]		= { 0, (1 << 13) - 1 },
449 	[FEAT_PARAM_DSI_FCK]			= { 0, 209250000 },
450 	[FEAT_PARAM_DOWNSCALE]			= { 1, 4 },
451 	[FEAT_PARAM_LINEWIDTH]			= { 1, 2048 },
452 };
453 
454 static const enum dss_feat_id omap2_dss_feat_list[] = {
455 	FEAT_LCDENABLEPOL,
456 	FEAT_LCDENABLESIGNAL,
457 	FEAT_PCKFREEENABLE,
458 	FEAT_FUNCGATED,
459 	FEAT_ROWREPEATENABLE,
460 	FEAT_RESIZECONF,
461 };
462 
463 static const enum dss_feat_id omap3430_dss_feat_list[] = {
464 	FEAT_LCDENABLEPOL,
465 	FEAT_LCDENABLESIGNAL,
466 	FEAT_PCKFREEENABLE,
467 	FEAT_FUNCGATED,
468 	FEAT_LINEBUFFERSPLIT,
469 	FEAT_ROWREPEATENABLE,
470 	FEAT_RESIZECONF,
471 	FEAT_DSI_REVERSE_TXCLKESC,
472 	FEAT_VENC_REQUIRES_TV_DAC_CLK,
473 	FEAT_CPR,
474 	FEAT_PRELOAD,
475 	FEAT_FIR_COEF_V,
476 	FEAT_ALPHA_FIXED_ZORDER,
477 	FEAT_FIFO_MERGE,
478 	FEAT_OMAP3_DSI_FIFO_BUG,
479 	FEAT_DPI_USES_VDDS_DSI,
480 };
481 
482 static const enum dss_feat_id am35xx_dss_feat_list[] = {
483 	FEAT_LCDENABLEPOL,
484 	FEAT_LCDENABLESIGNAL,
485 	FEAT_PCKFREEENABLE,
486 	FEAT_FUNCGATED,
487 	FEAT_LINEBUFFERSPLIT,
488 	FEAT_ROWREPEATENABLE,
489 	FEAT_RESIZECONF,
490 	FEAT_DSI_REVERSE_TXCLKESC,
491 	FEAT_VENC_REQUIRES_TV_DAC_CLK,
492 	FEAT_CPR,
493 	FEAT_PRELOAD,
494 	FEAT_FIR_COEF_V,
495 	FEAT_ALPHA_FIXED_ZORDER,
496 	FEAT_FIFO_MERGE,
497 	FEAT_OMAP3_DSI_FIFO_BUG,
498 };
499 
500 static const enum dss_feat_id am43xx_dss_feat_list[] = {
501 	FEAT_LCDENABLEPOL,
502 	FEAT_LCDENABLESIGNAL,
503 	FEAT_PCKFREEENABLE,
504 	FEAT_FUNCGATED,
505 	FEAT_LINEBUFFERSPLIT,
506 	FEAT_ROWREPEATENABLE,
507 	FEAT_RESIZECONF,
508 	FEAT_CPR,
509 	FEAT_PRELOAD,
510 	FEAT_FIR_COEF_V,
511 	FEAT_ALPHA_FIXED_ZORDER,
512 	FEAT_FIFO_MERGE,
513 };
514 
515 static const enum dss_feat_id omap3630_dss_feat_list[] = {
516 	FEAT_LCDENABLEPOL,
517 	FEAT_LCDENABLESIGNAL,
518 	FEAT_PCKFREEENABLE,
519 	FEAT_FUNCGATED,
520 	FEAT_LINEBUFFERSPLIT,
521 	FEAT_ROWREPEATENABLE,
522 	FEAT_RESIZECONF,
523 	FEAT_DSI_PLL_PWR_BUG,
524 	FEAT_CPR,
525 	FEAT_PRELOAD,
526 	FEAT_FIR_COEF_V,
527 	FEAT_ALPHA_FIXED_ZORDER,
528 	FEAT_FIFO_MERGE,
529 	FEAT_OMAP3_DSI_FIFO_BUG,
530 	FEAT_DPI_USES_VDDS_DSI,
531 };
532 
533 static const enum dss_feat_id omap4430_es1_0_dss_feat_list[] = {
534 	FEAT_MGR_LCD2,
535 	FEAT_CORE_CLK_DIV,
536 	FEAT_LCD_CLK_SRC,
537 	FEAT_DSI_DCS_CMD_CONFIG_VC,
538 	FEAT_DSI_VC_OCP_WIDTH,
539 	FEAT_DSI_GNQ,
540 	FEAT_HANDLE_UV_SEPARATE,
541 	FEAT_ATTR2,
542 	FEAT_CPR,
543 	FEAT_PRELOAD,
544 	FEAT_FIR_COEF_V,
545 	FEAT_ALPHA_FREE_ZORDER,
546 	FEAT_FIFO_MERGE,
547 	FEAT_BURST_2D,
548 };
549 
550 static const enum dss_feat_id omap4430_es2_0_1_2_dss_feat_list[] = {
551 	FEAT_MGR_LCD2,
552 	FEAT_CORE_CLK_DIV,
553 	FEAT_LCD_CLK_SRC,
554 	FEAT_DSI_DCS_CMD_CONFIG_VC,
555 	FEAT_DSI_VC_OCP_WIDTH,
556 	FEAT_DSI_GNQ,
557 	FEAT_HDMI_CTS_SWMODE,
558 	FEAT_HANDLE_UV_SEPARATE,
559 	FEAT_ATTR2,
560 	FEAT_CPR,
561 	FEAT_PRELOAD,
562 	FEAT_FIR_COEF_V,
563 	FEAT_ALPHA_FREE_ZORDER,
564 	FEAT_FIFO_MERGE,
565 	FEAT_BURST_2D,
566 };
567 
568 static const enum dss_feat_id omap4_dss_feat_list[] = {
569 	FEAT_MGR_LCD2,
570 	FEAT_CORE_CLK_DIV,
571 	FEAT_LCD_CLK_SRC,
572 	FEAT_DSI_DCS_CMD_CONFIG_VC,
573 	FEAT_DSI_VC_OCP_WIDTH,
574 	FEAT_DSI_GNQ,
575 	FEAT_HDMI_CTS_SWMODE,
576 	FEAT_HDMI_AUDIO_USE_MCLK,
577 	FEAT_HANDLE_UV_SEPARATE,
578 	FEAT_ATTR2,
579 	FEAT_CPR,
580 	FEAT_PRELOAD,
581 	FEAT_FIR_COEF_V,
582 	FEAT_ALPHA_FREE_ZORDER,
583 	FEAT_FIFO_MERGE,
584 	FEAT_BURST_2D,
585 };
586 
587 static const enum dss_feat_id omap5_dss_feat_list[] = {
588 	FEAT_MGR_LCD2,
589 	FEAT_MGR_LCD3,
590 	FEAT_CORE_CLK_DIV,
591 	FEAT_LCD_CLK_SRC,
592 	FEAT_DSI_DCS_CMD_CONFIG_VC,
593 	FEAT_DSI_VC_OCP_WIDTH,
594 	FEAT_DSI_GNQ,
595 	FEAT_HDMI_CTS_SWMODE,
596 	FEAT_HDMI_AUDIO_USE_MCLK,
597 	FEAT_HANDLE_UV_SEPARATE,
598 	FEAT_ATTR2,
599 	FEAT_CPR,
600 	FEAT_PRELOAD,
601 	FEAT_FIR_COEF_V,
602 	FEAT_ALPHA_FREE_ZORDER,
603 	FEAT_FIFO_MERGE,
604 	FEAT_BURST_2D,
605 	FEAT_DSI_PHY_DCC,
606 	FEAT_MFLAG,
607 };
608 
609 /* OMAP2 DSS Features */
610 static const struct omap_dss_features omap2_dss_features = {
611 	.reg_fields = omap2_dss_reg_fields,
612 	.num_reg_fields = ARRAY_SIZE(omap2_dss_reg_fields),
613 
614 	.features = omap2_dss_feat_list,
615 	.num_features = ARRAY_SIZE(omap2_dss_feat_list),
616 
617 	.num_mgrs = 2,
618 	.num_ovls = 3,
619 	.supported_displays = omap2_dss_supported_displays,
620 	.supported_outputs = omap2_dss_supported_outputs,
621 	.supported_color_modes = omap2_dss_supported_color_modes,
622 	.overlay_caps = omap2_dss_overlay_caps,
623 	.clksrc_names = omap2_dss_clk_source_names,
624 	.dss_params = omap2_dss_param_range,
625 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
626 	.buffer_size_unit = 1,
627 	.burst_size_unit = 8,
628 };
629 
630 /* OMAP3 DSS Features */
631 static const struct omap_dss_features omap3430_dss_features = {
632 	.reg_fields = omap3_dss_reg_fields,
633 	.num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
634 
635 	.features = omap3430_dss_feat_list,
636 	.num_features = ARRAY_SIZE(omap3430_dss_feat_list),
637 
638 	.num_mgrs = 2,
639 	.num_ovls = 3,
640 	.supported_displays = omap3430_dss_supported_displays,
641 	.supported_outputs = omap3430_dss_supported_outputs,
642 	.supported_color_modes = omap3_dss_supported_color_modes,
643 	.overlay_caps = omap3430_dss_overlay_caps,
644 	.clksrc_names = omap3_dss_clk_source_names,
645 	.dss_params = omap3_dss_param_range,
646 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
647 	.buffer_size_unit = 1,
648 	.burst_size_unit = 8,
649 };
650 
651 /*
652  * AM35xx DSS Features. This is basically OMAP3 DSS Features without the
653  * vdds_dsi regulator.
654  */
655 static const struct omap_dss_features am35xx_dss_features = {
656 	.reg_fields = omap3_dss_reg_fields,
657 	.num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
658 
659 	.features = am35xx_dss_feat_list,
660 	.num_features = ARRAY_SIZE(am35xx_dss_feat_list),
661 
662 	.num_mgrs = 2,
663 	.num_ovls = 3,
664 	.supported_displays = omap3430_dss_supported_displays,
665 	.supported_outputs = omap3430_dss_supported_outputs,
666 	.supported_color_modes = omap3_dss_supported_color_modes,
667 	.overlay_caps = omap3430_dss_overlay_caps,
668 	.clksrc_names = omap3_dss_clk_source_names,
669 	.dss_params = omap3_dss_param_range,
670 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
671 	.buffer_size_unit = 1,
672 	.burst_size_unit = 8,
673 };
674 
675 static const struct omap_dss_features am43xx_dss_features = {
676 	.reg_fields = am43xx_dss_reg_fields,
677 	.num_reg_fields = ARRAY_SIZE(am43xx_dss_reg_fields),
678 
679 	.features = am43xx_dss_feat_list,
680 	.num_features = ARRAY_SIZE(am43xx_dss_feat_list),
681 
682 	.num_mgrs = 1,
683 	.num_ovls = 3,
684 	.supported_displays = am43xx_dss_supported_displays,
685 	.supported_outputs = am43xx_dss_supported_outputs,
686 	.supported_color_modes = omap3_dss_supported_color_modes,
687 	.overlay_caps = omap3430_dss_overlay_caps,
688 	.clksrc_names = omap2_dss_clk_source_names,
689 	.dss_params = am43xx_dss_param_range,
690 	.supported_rotation_types = OMAP_DSS_ROT_DMA,
691 	.buffer_size_unit = 1,
692 	.burst_size_unit = 8,
693 };
694 
695 static const struct omap_dss_features omap3630_dss_features = {
696 	.reg_fields = omap3_dss_reg_fields,
697 	.num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
698 
699 	.features = omap3630_dss_feat_list,
700 	.num_features = ARRAY_SIZE(omap3630_dss_feat_list),
701 
702 	.num_mgrs = 2,
703 	.num_ovls = 3,
704 	.supported_displays = omap3630_dss_supported_displays,
705 	.supported_outputs = omap3630_dss_supported_outputs,
706 	.supported_color_modes = omap3_dss_supported_color_modes,
707 	.overlay_caps = omap3630_dss_overlay_caps,
708 	.clksrc_names = omap3_dss_clk_source_names,
709 	.dss_params = omap3_dss_param_range,
710 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_VRFB,
711 	.buffer_size_unit = 1,
712 	.burst_size_unit = 8,
713 };
714 
715 /* OMAP4 DSS Features */
716 /* For OMAP4430 ES 1.0 revision */
717 static const struct omap_dss_features omap4430_es1_0_dss_features  = {
718 	.reg_fields = omap4_dss_reg_fields,
719 	.num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
720 
721 	.features = omap4430_es1_0_dss_feat_list,
722 	.num_features = ARRAY_SIZE(omap4430_es1_0_dss_feat_list),
723 
724 	.num_mgrs = 3,
725 	.num_ovls = 4,
726 	.supported_displays = omap4_dss_supported_displays,
727 	.supported_outputs = omap4_dss_supported_outputs,
728 	.supported_color_modes = omap4_dss_supported_color_modes,
729 	.overlay_caps = omap4_dss_overlay_caps,
730 	.clksrc_names = omap4_dss_clk_source_names,
731 	.dss_params = omap4_dss_param_range,
732 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
733 	.buffer_size_unit = 16,
734 	.burst_size_unit = 16,
735 };
736 
737 /* For OMAP4430 ES 2.0, 2.1 and 2.2 revisions */
738 static const struct omap_dss_features omap4430_es2_0_1_2_dss_features = {
739 	.reg_fields = omap4_dss_reg_fields,
740 	.num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
741 
742 	.features = omap4430_es2_0_1_2_dss_feat_list,
743 	.num_features = ARRAY_SIZE(omap4430_es2_0_1_2_dss_feat_list),
744 
745 	.num_mgrs = 3,
746 	.num_ovls = 4,
747 	.supported_displays = omap4_dss_supported_displays,
748 	.supported_outputs = omap4_dss_supported_outputs,
749 	.supported_color_modes = omap4_dss_supported_color_modes,
750 	.overlay_caps = omap4_dss_overlay_caps,
751 	.clksrc_names = omap4_dss_clk_source_names,
752 	.dss_params = omap4_dss_param_range,
753 	.supported_rotation_types = OMAP_DSS_ROT_DMA | OMAP_DSS_ROT_TILER,
754 	.buffer_size_unit = 16,
755 	.burst_size_unit = 16,
756 };
757 
758 /* For all the other OMAP4 versions */
759 static const struct omap_dss_features omap4_dss_features = {
760 	.reg_fields = omap4_dss_reg_fields,
761 	.num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
762 
763 	.features = omap4_dss_feat_list,
764 	.num_features = ARRAY_SIZE(omap4_dss_feat_list),
765 
766 	.num_mgrs = 3,
767 	.num_ovls = 4,
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,
777 };
778 
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),
783 
784 	.features = omap5_dss_feat_list,
785 	.num_features = ARRAY_SIZE(omap5_dss_feat_list),
786 
787 	.num_mgrs = 4,
788 	.num_ovls = 4,
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,
798 };
799 
800 /* Functions returning values related to a DSS feature */
801 int dss_feat_get_num_mgrs(void)
802 {
803 	return omap_current_dss_features->num_mgrs;
804 }
805 EXPORT_SYMBOL(dss_feat_get_num_mgrs);
806 
807 int dss_feat_get_num_ovls(void)
808 {
809 	return omap_current_dss_features->num_ovls;
810 }
811 EXPORT_SYMBOL(dss_feat_get_num_ovls);
812 
813 unsigned long dss_feat_get_param_min(enum dss_range_param param)
814 {
815 	return omap_current_dss_features->dss_params[param].min;
816 }
817 
818 unsigned long dss_feat_get_param_max(enum dss_range_param param)
819 {
820 	return omap_current_dss_features->dss_params[param].max;
821 }
822 
823 enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel)
824 {
825 	return omap_current_dss_features->supported_displays[channel];
826 }
827 
828 enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel)
829 {
830 	return omap_current_dss_features->supported_outputs[channel];
831 }
832 
833 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane)
834 {
835 	return omap_current_dss_features->supported_color_modes[plane];
836 }
837 EXPORT_SYMBOL(dss_feat_get_supported_color_modes);
838 
839 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane)
840 {
841 	return omap_current_dss_features->overlay_caps[plane];
842 }
843 
844 bool dss_feat_color_mode_supported(enum omap_plane plane,
845 		enum omap_color_mode color_mode)
846 {
847 	return omap_current_dss_features->supported_color_modes[plane] &
848 			color_mode;
849 }
850 
851 const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id)
852 {
853 	return omap_current_dss_features->clksrc_names[id];
854 }
855 
856 u32 dss_feat_get_buffer_size_unit(void)
857 {
858 	return omap_current_dss_features->buffer_size_unit;
859 }
860 
861 u32 dss_feat_get_burst_size_unit(void)
862 {
863 	return omap_current_dss_features->burst_size_unit;
864 }
865 
866 /* DSS has_feature check */
867 bool dss_has_feature(enum dss_feat_id id)
868 {
869 	int i;
870 	const enum dss_feat_id *features = omap_current_dss_features->features;
871 	const int num_features = omap_current_dss_features->num_features;
872 
873 	for (i = 0; i < num_features; i++) {
874 		if (features[i] == id)
875 			return true;
876 	}
877 
878 	return false;
879 }
880 
881 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end)
882 {
883 	BUG_ON(id >= omap_current_dss_features->num_reg_fields);
884 
885 	*start = omap_current_dss_features->reg_fields[id].start;
886 	*end = omap_current_dss_features->reg_fields[id].end;
887 }
888 
889 bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type)
890 {
891 	return omap_current_dss_features->supported_rotation_types & rot_type;
892 }
893 
894 void dss_features_init(enum omapdss_version version)
895 {
896 	switch (version) {
897 	case OMAPDSS_VER_OMAP24xx:
898 		omap_current_dss_features = &omap2_dss_features;
899 		break;
900 
901 	case OMAPDSS_VER_OMAP34xx_ES1:
902 	case OMAPDSS_VER_OMAP34xx_ES3:
903 		omap_current_dss_features = &omap3430_dss_features;
904 		break;
905 
906 	case OMAPDSS_VER_OMAP3630:
907 		omap_current_dss_features = &omap3630_dss_features;
908 		break;
909 
910 	case OMAPDSS_VER_OMAP4430_ES1:
911 		omap_current_dss_features = &omap4430_es1_0_dss_features;
912 		break;
913 
914 	case OMAPDSS_VER_OMAP4430_ES2:
915 		omap_current_dss_features = &omap4430_es2_0_1_2_dss_features;
916 		break;
917 
918 	case OMAPDSS_VER_OMAP4:
919 		omap_current_dss_features = &omap4_dss_features;
920 		break;
921 
922 	case OMAPDSS_VER_OMAP5:
923 	case OMAPDSS_VER_DRA7xx:
924 		omap_current_dss_features = &omap5_dss_features;
925 		break;
926 
927 	case OMAPDSS_VER_AM35xx:
928 		omap_current_dss_features = &am35xx_dss_features;
929 		break;
930 
931 	case OMAPDSS_VER_AM43xx:
932 		omap_current_dss_features = &am43xx_dss_features;
933 		break;
934 
935 	default:
936 		DSSWARN("Unsupported OMAP version");
937 		break;
938 	}
939 }
940