1 // SPDX-License-Identifier: GPL-2.0+
3 * Video driver for Marvell Armada XP SoC
5 * Initialization of LCD interface and setup of SPLASH screen image
12 #include <asm/cache.h>
13 #include <dm/device_compat.h>
14 #include <linux/mbus.h>
16 #include <asm/arch/cpu.h>
17 #include <asm/arch/soc.h>
19 #define MVEBU_LCD_WIN_CONTROL(w) (0xf000 + ((w) << 4))
20 #define MVEBU_LCD_WIN_BASE(w) (0xf004 + ((w) << 4))
21 #define MVEBU_LCD_WIN_REMAP(w) (0xf00c + ((w) << 4))
23 #define MVEBU_LCD_CFG_DMA_START_ADDR_0 0x00cc
24 #define MVEBU_LCD_CFG_DMA_START_ADDR_1 0x00dc
26 #define MVEBU_LCD_CFG_GRA_START_ADDR0 0x00f4
27 #define MVEBU_LCD_CFG_GRA_START_ADDR1 0x00f8
28 #define MVEBU_LCD_CFG_GRA_PITCH 0x00fc
29 #define MVEBU_LCD_SPU_GRA_OVSA_HPXL_VLN 0x0100
30 #define MVEBU_LCD_SPU_GRA_HPXL_VLN 0x0104
31 #define MVEBU_LCD_SPU_GZM_HPXL_VLN 0x0108
32 #define MVEBU_LCD_SPU_HWC_OVSA_HPXL_VLN 0x010c
33 #define MVEBU_LCD_SPU_HWC_HPXL_VLN 0x0110
34 #define MVEBU_LCD_SPUT_V_H_TOTAL 0x0114
35 #define MVEBU_LCD_SPU_V_H_ACTIVE 0x0118
36 #define MVEBU_LCD_SPU_H_PORCH 0x011c
37 #define MVEBU_LCD_SPU_V_PORCH 0x0120
38 #define MVEBU_LCD_SPU_BLANKCOLOR 0x0124
39 #define MVEBU_LCD_SPU_ALPHA_COLOR1 0x0128
40 #define MVEBU_LCD_SPU_ALPHA_COLOR2 0x012c
41 #define MVEBU_LCD_SPU_COLORKEY_Y 0x0130
42 #define MVEBU_LCD_SPU_COLORKEY_U 0x0134
43 #define MVEBU_LCD_SPU_COLORKEY_V 0x0138
44 #define MVEBU_LCD_CFG_RDREG4F 0x013c
45 #define MVEBU_LCD_SPU_SPI_RXDATA 0x0140
46 #define MVEBU_LCD_SPU_ISA_RXDATA 0x0144
47 #define MVEBU_LCD_SPU_DBG_ISA 0x0148
49 #define MVEBU_LCD_SPU_HWC_RDDAT 0x0158
50 #define MVEBU_LCD_SPU_GAMMA_RDDAT 0x015c
51 #define MVEBU_LCD_SPU_PALETTE_RDDAT 0x0160
52 #define MVEBU_LCD_SPU_IOPAD_IN 0x0178
53 #define MVEBU_LCD_FRAME_COUNT 0x017c
54 #define MVEBU_LCD_SPU_DMA_CTRL0 0x0190
55 #define MVEBU_LCD_SPU_DMA_CTRL1 0x0194
56 #define MVEBU_LCD_SPU_SRAM_CTRL 0x0198
57 #define MVEBU_LCD_SPU_SRAM_WRDAT 0x019c
58 #define MVEBU_LCD_SPU_SRAM_PARA0 0x01a0
59 #define MVEBU_LCD_SPU_SRAM_PARA1 0x01a4
60 #define MVEBU_LCD_CFG_SCLK_DIV 0x01a8
61 #define MVEBU_LCD_SPU_CONTRAST 0x01ac
62 #define MVEBU_LCD_SPU_SATURATION 0x01b0
63 #define MVEBU_LCD_SPU_CBSH_HUE 0x01b4
64 #define MVEBU_LCD_SPU_DUMB_CTRL 0x01b8
65 #define MVEBU_LCD_SPU_IOPAD_CONTROL 0x01bc
66 #define MVEBU_LCD_SPU_IRQ_ENA_2 0x01d8
67 #define MVEBU_LCD_SPU_IRQ_ISR_2 0x01dc
68 #define MVEBU_LCD_SPU_IRQ_ENA 0x01c0
69 #define MVEBU_LCD_SPU_IRQ_ISR 0x01c4
70 #define MVEBU_LCD_ADLL_CTRL 0x01c8
71 #define MVEBU_LCD_CLK_DIS 0x01cc
72 #define MVEBU_LCD_VGA_HVSYNC_DELAY 0x01d4
73 #define MVEBU_LCD_CLK_CFG_0 0xf0a0
74 #define MVEBU_LCD_CLK_CFG_1 0xf0a4
75 #define MVEBU_LCD_LVDS_CLK_CFG 0xf0ac
77 #define MVEBU_LVDS_PADS_REG (MVEBU_SYSTEM_REG_BASE + 0xf0)
80 /* Maximum LCD size we support */
83 LCD_MAX_LOG2_BPP = VIDEO_BPP16,
86 struct mvebu_lcd_info {
96 struct mvebu_video_priv {
100 /* Setup Mbus Bridge Windows for LCD */
101 static void mvebu_lcd_conf_mbus_registers(uintptr_t regs)
103 const struct mbus_dram_target_info *dram;
106 dram = mvebu_mbus_dram_info();
108 /* Disable windows, set size/base/remap to 0 */
109 for (i = 0; i < 6; i++) {
110 writel(0, regs + MVEBU_LCD_WIN_CONTROL(i));
111 writel(0, regs + MVEBU_LCD_WIN_BASE(i));
112 writel(0, regs + MVEBU_LCD_WIN_REMAP(i));
115 /* Write LCD bridge window registers */
116 for (i = 0; i < dram->num_cs; i++) {
117 const struct mbus_dram_window *cs = dram->cs + i;
118 writel(((cs->size - 1) & 0xffff0000) | (cs->mbus_attr << 8) |
119 (dram->mbus_dram_target_id << 4) | 1,
120 regs + MVEBU_LCD_WIN_CONTROL(i));
122 writel(cs->base & 0xffff0000, regs + MVEBU_LCD_WIN_BASE(i));
126 /* Initialize LCD registers */
127 static void mvebu_lcd_register_init(struct mvebu_lcd_info *lcd_info,
130 /* Local variable for easier handling */
131 int x = lcd_info->x_res;
132 int y = lcd_info->y_res;
135 /* Setup Mbus Bridge Windows */
136 mvebu_lcd_conf_mbus_registers(regs);
139 * Set LVDS Pads Control Register
140 * wr 0 182F0 FFE00000
142 clrbits_le32(MVEBU_LVDS_PADS_REG, 0x1f << 16);
145 * Set the LCD_CFG_GRA_START_ADDR0/1 Registers
146 * This is supposed to point to the "physical" memory at memory
147 * end (currently 1GB-64MB but also may be 2GB-64MB).
148 * See also the Window 0 settings!
150 writel(lcd_info->fb_base, regs + MVEBU_LCD_CFG_GRA_START_ADDR0);
151 writel(lcd_info->fb_base, regs + MVEBU_LCD_CFG_GRA_START_ADDR1);
154 * Set the LCD_CFG_GRA_PITCH Register
155 * Bits 31-28: Duty Cycle of Backlight. value/16=High (0x8=Mid Setting)
156 * Bits 25-16: Backlight divider from 32kHz Clock
157 * (here 16=0x10 for 1kHz)
158 * Bits 15-00: Line Length in Bytes
159 * 240*2 (for RGB1555)=480=0x1E0
161 writel(0x80100000 + 2 * x, regs + MVEBU_LCD_CFG_GRA_PITCH);
164 * Set the LCD_SPU_GRA_OVSA_HPXL_VLN Register
165 * Bits 31-16: Vertical start of graphical overlay on screen
166 * Bits 15-00: Horizontal start of graphical overlay on screen
168 writel(0x00000000, regs + MVEBU_LCD_SPU_GRA_OVSA_HPXL_VLN);
171 * Set the LCD_SPU_GRA_HPXL_VLN Register
172 * Bits 31-16: Vertical size of graphical overlay 320=0x140
173 * Bits 15-00: Horizontal size of graphical overlay 240=0xF0
174 * Values before zooming
176 writel((y << 16) | x, regs + MVEBU_LCD_SPU_GRA_HPXL_VLN);
179 * Set the LCD_SPU_GZM_HPXL_VLN Register
180 * Bits 31-16: Vertical size of graphical overlay 320=0x140
181 * Bits 15-00: Horizontal size of graphical overlay 240=0xF0
182 * Values after zooming
184 writel((y << 16) | x, regs + MVEBU_LCD_SPU_GZM_HPXL_VLN);
187 * Set the LCD_SPU_HWC_OVSA_HPXL_VLN Register
188 * Bits 31-16: Vertical position of HW Cursor 320=0x140
189 * Bits 15-00: Horizontal position of HW Cursor 240=0xF0
191 writel((y << 16) | x, regs + MVEBU_LCD_SPU_HWC_OVSA_HPXL_VLN);
194 * Set the LCD_SPU_HWC_OVSA_HPXL_VLN Register
195 * Bits 31-16: Vertical size of HW Cursor
196 * Bits 15-00: Horizontal size of HW Cursor
198 writel(0x00000000, regs + MVEBU_LCD_SPU_HWC_HPXL_VLN);
201 * Set the LCD_SPU_HWC_OVSA_HPXL_VLN Register
202 * Bits 31-16: Screen total vertical lines:
204 * Vertical Front Porch = 2
205 * Vertical Lines = 320
206 * Vertical Back Porch = 2
208 * Bits 15-00: Screen total horizontal pixels:
210 * Horizontal Front Porch = 44
211 * Horizontal Lines = 240
212 * Horizontal Back Porch = 2
214 * Note: For the display the backporch is between SYNC and
215 * the start of the pixels.
216 * This is not certain for the Marvell (!?)
218 val = ((y + lcd_info->y_fp + lcd_info->y_bp + 1) << 16) |
219 (x + lcd_info->x_fp + lcd_info->x_bp + 1);
220 writel(val, regs + MVEBU_LCD_SPUT_V_H_TOTAL);
223 * Set the LCD_SPU_V_H_ACTIVE Register
224 * Bits 31-16: Screen active vertical lines 320=0x140
225 * Bits 15-00: Screen active horizontakl pixels 240=0x00F0
227 writel((y << 16) | x, regs + MVEBU_LCD_SPU_V_H_ACTIVE);
230 * Set the LCD_SPU_H_PORCH Register
231 * Bits 31-16: Screen horizontal backporch 44=0x2c
232 * Bits 15-00: Screen horizontal frontporch 2=0x02
233 * Note: The terms "front" and "back" for the Marvell seem to be
234 * exactly opposite to the display.
236 writel((lcd_info->x_fp << 16) | lcd_info->x_bp,
237 regs + MVEBU_LCD_SPU_H_PORCH);
240 * Set the LCD_SPU_V_PORCH Register
241 * Bits 31-16: Screen vertical backporch 2=0x02
242 * Bits 15-00: Screen vertical frontporch 2=0x02
243 * Note: The terms "front" and "back" for the Marvell seem to be exactly
244 * opposite to the display.
246 writel((lcd_info->y_fp << 16) | lcd_info->y_bp,
247 regs + MVEBU_LCD_SPU_V_PORCH);
250 * Set the LCD_SPU_BLANKCOLOR Register
251 * This should be black = 0
252 * For tests this is magenta=00FF00FF
254 writel(0x00FF00FF, regs + MVEBU_LCD_SPU_BLANKCOLOR);
257 * Registers in the range of 0x0128 to 0x012C are colors for the cursor
258 * Registers in the range of 0x0130 to 0x0138 are colors for video
263 * Set the LCD_SPU_RDREG4F Register
264 * Bits 31-12: Reservd
266 * Bit 10: Smart display fast TX (must be 1)
267 * Bit 9: DMA Arbitration Video/Graphics overlay: 0=interleaved
268 * Bit 8: FIFO watermark for DMA: 0=disable
269 * Bits 07-00: Empty 8B FIFO entries to trigger DMA, default=0x80
271 writel(0x00000780, regs + MVEBU_LCD_CFG_RDREG4F);
274 * Set the LCD_SPU_DMACTRL 0 Register
275 * Bit 31: Disable overlay blending 1=disable
276 * Bit 30: Gamma correction enable, 0=disable
277 * Bit 29: Video Contrast/Saturation/Hue Adjust enable, 0=disable
278 * Bit 28: Color palette enable, 0=disable
279 * Bit 27: DMA AXI Arbiter, 1=default
280 * Bit 26: HW Cursor 1-bit mode
281 * Bit 25: HW Cursor or 1- or 2-bit mode
282 * Bit 24: HW Cursor enabled, 0=disable
283 * Bits 23-20: Graphics Memory Color Format: 0x1=RGB1555
284 * Bits 19-16: Video Memory Color Format: 0x1=RGB1555
285 * Bit 15: Memory Toggle between frame 0 and 1: 0=disable
286 * Bit 14: Graphics horizontal scaling enable: 0=disable
287 * Bit 13: Graphics test mode: 0=disable
288 * Bit 12: Graphics SWAP R and B: 0=disable
289 * Bit 11: Graphics SWAP U and V: 0=disable
290 * Bit 10: Graphics SWAP Y and U/V: 0=disable
291 * Bit 09: Graphic YUV to RGB Conversion: 0=disable
292 * Bit 08: Graphic Transfer: 1=enable
293 * Bit 07: Memory Toggle: 0=disable
294 * Bit 06: Video horizontal scaling enable: 0=disable
295 * Bit 05: Video test mode: 0=disable
296 * Bit 04: Video SWAP R and B: 0=disable
297 * Bit 03: Video SWAP U and V: 0=disable
298 * Bit 02: Video SWAP Y and U/V: 0=disable
299 * Bit 01: Video YUV to RGB Conversion: 0=disable
300 * Bit 00: Video Transfer: 0=disable
302 writel(0x88111100, regs + MVEBU_LCD_SPU_DMA_CTRL0);
305 * Set the LCD_SPU_DMA_CTRL1 Register
306 * Bit 31: Manual DMA Trigger = 0
307 * Bits 30-28: DMA Trigger Source: 0x2 VSYNC
308 * Bit 28: VSYNC_INV: 0=Rising Edge, 1=Falling Edge
309 * Bits 26-24: Color Key Mode: 0=disable
310 * Bit 23: Fill low bits: 0=fill with zeroes
312 * Bit 21: Gated Clock: 0=disable
313 * Bit 20: Power Save enable: 0=disable
314 * Bits 19-18: Reserved
315 * Bits 17-16: Configure Video/Graphic Path: 0x1: Graphic path alpha.
316 * Bits 15-08: Configure Alpha: 0x00.
317 * Bits 07-00: Reserved.
319 writel(0x20010000, regs + MVEBU_LCD_SPU_DMA_CTRL1);
322 * Set the LCD_SPU_SRAM_CTRL Register
323 * Reset to default = 0000C000
324 * Bits 15-14: SRAM control: init=0x3, Read=0, Write=2
325 * Bits 11-08: SRAM address ID: 0=gamma_yr, 1=gammy_ug, 2=gamma_vb,
326 * 3=palette, 15=cursor
328 writel(0x0000C000, regs + MVEBU_LCD_SPU_SRAM_CTRL);
331 * LCD_SPU_SRAM_WRDAT register: 019C
332 * LCD_SPU_SRAM_PARA0 register: 01A0
333 * LCD_SPU_SRAM_PARA1 register: 01A4 - Cursor control/Power settings
335 writel(0x00000000, regs + MVEBU_LCD_SPU_SRAM_PARA1);
338 /* Clock settings in the at 01A8 and in the range F0A0 see below */
341 * Set LCD_SPU_CONTRAST
342 * Bits 31-16: Brightness sign ext. 8-bit value +255 to -255: default=0
343 * Bits 15-00: Contrast sign ext. 8-bit value +255 to -255: default=0
345 writel(0x00000000, regs + MVEBU_LCD_SPU_CONTRAST);
348 * Set LCD_SPU_SATURATION
349 * Bits 31-16: Multiplier signed 4.12 fixed point value
350 * Bits 15-00: Saturation signed 4.12 fixed point value
352 writel(0x10001000, regs + MVEBU_LCD_SPU_SATURATION);
356 * Bits 31-16: Sine signed 2.14 fixed point value
357 * Bits 15-00: Cosine signed 2.14 fixed point value
359 writel(0x00000000, regs + MVEBU_LCD_SPU_CBSH_HUE);
362 * Set LCD_SPU_DUMB_CTRL
363 * Bits 31-28: LCD Type: 3=18 bit RGB | 6=24 bit RGB888
364 * Bits 27-12: Reserved
365 * Bit 11: LCD DMA Pipeline Enable: 1=Enable
366 * Bits 10-09: Reserved
367 * Bit 8: LCD GPIO pin (??)
369 * Bit 6: Invert composite blank signal DE/EN (??)
370 * Bit 5: Invert composite sync signal
371 * Bit 4: Invert Pixel Valid Enable DE/EN (??)
372 * Bit 3: Invert VSYNC
373 * Bit 2: Invert HSYNC
374 * Bit 1: Invert Pixel Clock
375 * Bit 0: Enable LCD Panel: 1=Enable
376 * Question: Do we have to disable Smart and Dumb LCD
377 * and separately enable LVDS?
379 writel(0x6000080F, regs + MVEBU_LCD_SPU_DUMB_CTRL);
382 * Set LCD_SPU_IOPAD_CTRL
383 * Bits 31-20: Reserved
384 * Bits 19-18: Vertical Interpolation: 0=Disable
385 * Bits 17-16: Reserved
386 * Bit 15: Graphics Vertical Mirror enable: 0=disable
388 * Bit 13: Video Vertical Mirror enable: 0=disable
390 * Bit 11: Command Vertical Mirror enable: 0=disable
392 * Bits 09-08: YUV to RGB Color space conversion: 0 (Not used)
393 * Bits 07-04: AXI Bus Master: 0x4: no crossing of 4k boundary,
395 * Bits 03-00: LCD pins: ??? 0=24-bit Dump panel ??
397 writel(0x000000C0, regs + MVEBU_LCD_SPU_IOPAD_CONTROL);
400 * Set SUP_IRQ_ENA_2: Disable all interrupts
402 writel(0x00000000, regs + MVEBU_LCD_SPU_IRQ_ENA_2);
405 * Set SUP_IRQ_ENA: Disable all interrupts.
407 writel(0x00000000, regs + MVEBU_LCD_SPU_IRQ_ENA);
410 * Set up ADDL Control Register
411 * Bits 31-29: 0x0 = Fastest Delay Line (default)
412 * 0x3 = Slowest Delay Line (default)
413 * Bit 28: Calibration done status.
415 * Bit 26: Set Pixel Clock to ADDL output
416 * Bit 25: Reduce CAL Enable
417 * Bits 24-22: Manual calibration value.
418 * Bit 21: Manual calibration enable.
419 * Bit 20: Restart Auto Cal
420 * Bits 19-16: Calibration Threshold voltage, default= 0x2
421 * Bite 15-14: Reserved
422 * Bits 13-11: Divisor for ADDL Clock: 0x1=/2, 0x3=/8, 0x5=/16
423 * Bit 10: Power Down ADDL module, default = 1!
424 * Bits 09-08: Test point configuration: 0x2=Bias, 0x3=High-z
426 * Bit 06: Invert ADLL Clock
427 * Bits 05-00: Delay taps, 0x3F=Half Cycle, 0x00=No delay
428 * Note: ADLL is used for a VGA interface with DAC - not used here
430 writel(0x00000000, regs + MVEBU_LCD_ADLL_CTRL);
433 * Set the LCD_CLK_DIS Register:
434 * Bits 3 and 4 must be 1
436 writel(0x00000018, regs + MVEBU_LCD_CLK_DIS);
439 * Set the LCD_VGA_HSYNC/VSYNC Delay Register:
440 * Bits 03-00: Sets the delay for the HSYNC and VSYNC signals
442 writel(0x00000000, regs + MVEBU_LCD_VGA_HVSYNC_DELAY);
446 * See page 475 in the functional spec.
449 /* Step 1 and 2: Disable the PLL */
452 * Disable PLL, see "LCD Clock Configuration 1 Register" below
454 writel(0x8FF40007, regs + MVEBU_LCD_CLK_CFG_1);
457 * Powerdown, see "LCD Clock Configuration 0 Register" below
459 writel(0x94000174, regs + MVEBU_LCD_CLK_CFG_0);
462 * Set the LCD_CFG_SCLK_DIV Register
463 * This is set fix to 0x40000001 for the LVDS output:
464 * Bits 31-30: SCLCK Source: 0=AXIBus, 1=AHBus, 2=PLLDivider0
465 * Bits 15-01: Clock Divider: Bypass for LVDS=0x0001
466 * See page 475 in section 28.5.
468 writel(0x80000001, regs + MVEBU_LCD_CFG_SCLK_DIV);
471 * Set the LCD Clock Configuration 0 Register:
472 * Bit 31: Powerdown: 0=Power up
473 * Bits 30-29: Reserved
474 * Bits 28-26: PLL_KDIV: This encodes K
476 * Bits 25-17: PLL_MDIV: This is M-1:
478 * Bits 16-13: VCO band: 0x1 for 700-920MHz
479 * Bits 12-04: PLL_NDIV: This is N-1 and corresponds to R1_CTRL!
481 * Bits 03-00: R1_CTRL (for N=28 => 0x4)
483 writel(0x940021B4, regs + MVEBU_LCD_CLK_CFG_0);
486 * Set the LCD Clock Configuration 1 Register:
487 * Bits 31-19: Reserved
488 * Bit 18: Select PLL: Core PLL, 1=Dedicated PPL
489 * Bit 17: Clock Output Enable: 0=disable, 1=enable
490 * Bit 16: Select RefClk: 0=RefClk (25MHz), 1=External
491 * Bit 15: Half-Div, Device Clock by DIV+0.5*Half-Dev
492 * Bits 14-13: Reserved
493 * Bits 12-00: PLL Full Divider [Note: Assumed to be the Post-Divider
496 writel(0x8FF40007, regs + MVEBU_LCD_CLK_CFG_1);
499 * Set the LVDS Clock Configuration Register:
500 * Bit 31: Clock Gating for the input clock to the LVDS
501 * Bit 30: LVDS Serializer enable: 1=Enabled
502 * Bits 29-11: Reserved
503 * Bit 11-08: LVDS Clock delay: 0x02 (default): by 2 pixel clock/7
504 * Bits 07-02: Reserved
505 * Bit 01: 24bbp Option: 0=Option_1,1=Option2
506 * Bit 00: 1=24bbp Panel: 0=18bpp Panel
507 * Note: Bits 0 and must be verified with the help of the
510 writel(0xC0000201, regs + MVEBU_LCD_LVDS_CLK_CFG);
513 * Power up PLL (Clock Config 0)
515 writel(0x140021B4, regs + MVEBU_LCD_CLK_CFG_0);
521 * Enable PLL (Clock Config 1)
523 writel(0x8FF60007, regs + MVEBU_LCD_CLK_CFG_1);
526 static int mvebu_video_probe(struct udevice *dev)
528 struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
529 struct video_priv *uc_priv = dev_get_uclass_priv(dev);
530 struct mvebu_video_priv *priv = dev_get_priv(dev);
531 struct mvebu_lcd_info lcd_info;
532 struct display_timing timings;
533 u32 fb_start, fb_end;
536 priv->regs = dev_read_addr(dev);
537 if (priv->regs == FDT_ADDR_T_NONE) {
538 dev_err(dev, "failed to get LCD address\n");
542 ret = ofnode_decode_display_timing(dev_ofnode(dev), 0, &timings);
544 dev_err(dev, "failed to get any display timings\n");
548 /* Use DT timing (resolution) in internal info struct */
549 lcd_info.fb_base = plat->base;
550 lcd_info.x_res = timings.hactive.typ;
551 lcd_info.x_fp = timings.hfront_porch.typ;
552 lcd_info.x_bp = timings.hback_porch.typ;
553 lcd_info.y_res = timings.vactive.typ;
554 lcd_info.y_fp = timings.vfront_porch.typ;
555 lcd_info.y_bp = timings.vback_porch.typ;
557 /* Initialize the LCD controller */
558 mvebu_lcd_register_init(&lcd_info, priv->regs);
560 /* Enable dcache for the frame buffer */
561 fb_start = plat->base & ~(MMU_SECTION_SIZE - 1);
562 fb_end = plat->base + plat->size;
563 fb_end = ALIGN(fb_end, 1 << MMU_SECTION_SHIFT);
564 mmu_set_region_dcache_behaviour(fb_start, fb_end - fb_start,
566 video_set_flush_dcache(dev, true);
568 uc_priv->xsize = lcd_info.x_res;
569 uc_priv->ysize = lcd_info.y_res;
570 uc_priv->bpix = VIDEO_BPP16; /* Uses RGB555 format */
575 static int mvebu_video_bind(struct udevice *dev)
577 struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
579 plat->size = LCD_MAX_WIDTH * LCD_MAX_HEIGHT *
580 (1 << LCD_MAX_LOG2_BPP) / 8;
585 static const struct udevice_id mvebu_video_ids[] = {
586 { .compatible = "marvell,armada-xp-lcd" },
590 U_BOOT_DRIVER(mvebu_video) = {
591 .name = "mvebu_video",
593 .of_match = mvebu_video_ids,
594 .bind = mvebu_video_bind,
595 .probe = mvebu_video_probe,
596 .priv_auto_alloc_size = sizeof(struct mvebu_video_priv),