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-rw-r--r--drivers/video/Makefile1
-rw-r--r--drivers/video/cfb_console.c37
-rw-r--r--drivers/video/da8xx-fb.c338
-rw-r--r--drivers/video/da8xx-fb.h116
-rw-r--r--drivers/video/exynos_mipi_dsi_common.c62
-rw-r--r--drivers/video/exynos_mipi_dsi_common.h2
-rw-r--r--drivers/video/exynos_mipi_dsi_lowlevel.c2
-rw-r--r--drivers/video/exynos_mipi_dsi_lowlevel.h2
-rw-r--r--drivers/video/l5f31188.c192
-rw-r--r--drivers/video/mxc_ipuv3_fb.c5
-rw-r--r--drivers/video/mxsfb.c45
-rw-r--r--drivers/video/s6e8ax0.c59
-rw-r--r--drivers/video/sed156x.c1
13 files changed, 738 insertions, 124 deletions
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index f1fb26c18..6dee1e930 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -19,6 +19,7 @@ COBJS-$(CONFIG_EXYNOS_MIPI_DSIM) += exynos_mipi_dsi.o exynos_mipi_dsi_common.o \
exynos_mipi_dsi_lowlevel.o
COBJS-$(CONFIG_EXYNOS_PWM_BL) += exynos_pwm_bl.o
COBJS-$(CONFIG_FSL_DIU_FB) += fsl_diu_fb.o videomodes.o
+COBJS-$(CONFIG_L5F31188) += l5f31188.o
COBJS-$(CONFIG_MPC8XX_LCD) += mpc8xx_lcd.o
COBJS-$(CONFIG_PXA_LCD) += pxa_lcd.o
COBJS-$(CONFIG_S6E8AX0) += s6e8ax0.o
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index 96ef8f9c2..fd2885573 100644
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -197,7 +197,6 @@
#include <linux/types.h>
#include <stdio_dev.h>
#include <video_font.h>
-#include <video_font_data.h>
#if defined(CONFIG_CMD_DATE)
#include <rtc.h>
@@ -431,6 +430,16 @@ static const int video_font_draw_table32[16][4] = {
{0x00ffffff, 0x00ffffff, 0x00ffffff, 0x00ffffff}
};
+/*
+ * Implement a weak default function for boards that optionally
+ * need to skip the cfb initialization.
+ */
+__weak int board_cfb_skip(void)
+{
+ /* As default, don't skip cfb init */
+ return 0;
+}
+
static void video_drawchars(int xx, int yy, unsigned char *s, int count)
{
u8 *cdat, *dest, *dest0;
@@ -452,6 +461,10 @@ static void video_drawchars(int xx, int yy, unsigned char *s, int count)
((u32 *) dest)[0] =
(video_font_draw_table8[bits >> 4] &
eorx) ^ bgx;
+
+ if (VIDEO_FONT_WIDTH == 4)
+ continue;
+
((u32 *) dest)[1] =
(video_font_draw_table8[bits & 15] &
eorx) ^ bgx;
@@ -477,6 +490,10 @@ static void video_drawchars(int xx, int yy, unsigned char *s, int count)
SHORTSWAP32((video_font_draw_table15
[bits >> 4 & 3] & eorx) ^
bgx);
+
+ if (VIDEO_FONT_WIDTH == 4)
+ continue;
+
((u32 *) dest)[2] =
SHORTSWAP32((video_font_draw_table15
[bits >> 2 & 3] & eorx) ^
@@ -507,6 +524,10 @@ static void video_drawchars(int xx, int yy, unsigned char *s, int count)
SHORTSWAP32((video_font_draw_table16
[bits >> 4 & 3] & eorx) ^
bgx);
+
+ if (VIDEO_FONT_WIDTH == 4)
+ continue;
+
((u32 *) dest)[2] =
SHORTSWAP32((video_font_draw_table16
[bits >> 2 & 3] & eorx) ^
@@ -541,6 +562,11 @@ static void video_drawchars(int xx, int yy, unsigned char *s, int count)
((u32 *) dest)[3] =
SWAP32((video_font_draw_table32
[bits >> 4][3] & eorx) ^ bgx);
+
+
+ if (VIDEO_FONT_WIDTH == 4)
+ continue;
+
((u32 *) dest)[4] =
SWAP32((video_font_draw_table32
[bits & 15][0] & eorx) ^ bgx);
@@ -576,6 +602,10 @@ static void video_drawchars(int xx, int yy, unsigned char *s, int count)
((u32 *) dest)[2] =
(video_font_draw_table24[bits >> 4][2]
& eorx) ^ bgx;
+
+ if (VIDEO_FONT_WIDTH == 4)
+ continue;
+
((u32 *) dest)[3] =
(video_font_draw_table24[bits & 15][0]
& eorx) ^ bgx;
@@ -1996,6 +2026,8 @@ static void *video_logo(void)
return video_fb_address + video_logo_height * VIDEO_LINE_LEN;
}
#endif
+ if (board_cfb_skip())
+ return 0;
sprintf(info, " %s", version_string);
@@ -2205,6 +2237,9 @@ int drv_video_init(void)
/* Init video chip - returns with framebuffer cleared */
skip_dev_init = (video_init() == -1);
+ if (board_cfb_skip())
+ return 0;
+
#if !defined(CONFIG_VGA_AS_SINGLE_DEVICE)
debug("KBD: Keyboard init ...\n");
skip_dev_init |= (VIDEO_KBD_INIT_FCT == -1);
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 373991dde..3a5f325cd 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -24,10 +24,17 @@
#include <asm/arch/hardware.h>
#include "videomodes.h"
-#include <asm/arch/da8xx-fb.h>
+#include "da8xx-fb.h"
+
+#if !defined(DA8XX_LCD_CNTL_BASE)
+#define DA8XX_LCD_CNTL_BASE DAVINCI_LCD_CNTL_BASE
+#endif
#define DRIVER_NAME "da8xx_lcdc"
+#define LCD_VERSION_1 1
+#define LCD_VERSION_2 2
+
/* LCD Status Register */
#define LCD_END_OF_FRAME1 (1 << 9)
#define LCD_END_OF_FRAME0 (1 << 8)
@@ -42,9 +49,14 @@
#define LCD_DMA_BURST_4 0x2
#define LCD_DMA_BURST_8 0x3
#define LCD_DMA_BURST_16 0x4
-#define LCD_END_OF_FRAME_INT_ENA (1 << 2)
+#define LCD_V1_END_OF_FRAME_INT_ENA (1 << 2)
+#define LCD_V2_END_OF_FRAME0_INT_ENA (1 << 8)
+#define LCD_V2_END_OF_FRAME1_INT_ENA (1 << 9)
#define LCD_DUAL_FRAME_BUFFER_ENABLE (1 << 0)
+#define LCD_V2_TFT_24BPP_MODE (1 << 25)
+#define LCD_V2_TFT_24BPP_UNPACK (1 << 26)
+
/* LCD Control Register */
#define LCD_CLK_DIVISOR(x) ((x) << 8)
#define LCD_RASTER_MODE 0x01
@@ -58,12 +70,20 @@
#define LCD_MONO_8BIT_MODE (1 << 9)
#define LCD_RASTER_ORDER (1 << 8)
#define LCD_TFT_MODE (1 << 7)
-#define LCD_UNDERFLOW_INT_ENA (1 << 6)
-#define LCD_PL_ENABLE (1 << 4)
+#define LCD_V1_UNDERFLOW_INT_ENA (1 << 6)
+#define LCD_V2_UNDERFLOW_INT_ENA (1 << 5)
+#define LCD_V1_PL_INT_ENA (1 << 4)
+#define LCD_V2_PL_INT_ENA (1 << 6)
#define LCD_MONOCHROME_MODE (1 << 1)
#define LCD_RASTER_ENABLE (1 << 0)
#define LCD_TFT_ALT_ENABLE (1 << 23)
#define LCD_STN_565_ENABLE (1 << 24)
+#define LCD_V2_DMA_CLK_EN (1 << 2)
+#define LCD_V2_LIDD_CLK_EN (1 << 1)
+#define LCD_V2_CORE_CLK_EN (1 << 0)
+#define LCD_V2_LPP_B10 26
+#define LCD_V2_TFT_24BPP_MODE (1 << 25)
+#define LCD_V2_TFT_24BPP_UNPACK (1 << 26)
/* LCD Raster Timing 2 Register */
#define LCD_AC_BIAS_TRANSITIONS_PER_INT(x) ((x) << 16)
@@ -74,6 +94,8 @@
#define LCD_INVERT_LINE_CLOCK (1 << 21)
#define LCD_INVERT_FRAME_CLOCK (1 << 20)
+/* Clock registers available only on Version 2 */
+#define LCD_CLK_MAIN_RESET (1 << 3)
/* LCD Block */
struct da8xx_lcd_regs {
u32 revid;
@@ -97,6 +119,15 @@ struct da8xx_lcd_regs {
u32 dma_frm_buf_ceiling_addr_0;
u32 dma_frm_buf_base_addr_1;
u32 dma_frm_buf_ceiling_addr_1;
+ u32 resv1;
+ u32 raw_stat;
+ u32 masked_stat;
+ u32 int_ena_set;
+ u32 int_ena_clr;
+ u32 end_of_int_ind;
+ /* Clock registers available only on Version 2 */
+ u32 clk_ena;
+ u32 clk_reset;
};
#define LCD_NUM_BUFFERS 1
@@ -107,6 +138,8 @@ struct da8xx_lcd_regs {
#define RIGHT_MARGIN 64
#define UPPER_MARGIN 32
#define LOWER_MARGIN 32
+#define WAIT_FOR_FRAME_DONE true
+#define NO_WAIT_FOR_FRAME_DONE false
#define calc_fbsize() (panel.plnSizeX * panel.plnSizeY * panel.gdfBytesPP)
@@ -119,6 +152,8 @@ static GraphicDevice gpanel;
static const struct da8xx_panel *lcd_panel;
static struct fb_info *da8xx_fb_info;
static int bits_x_pixel;
+static unsigned int lcd_revision;
+const struct lcd_ctrl_config *da8xx_lcd_cfg;
static inline unsigned int lcdc_read(u32 *addr)
{
@@ -179,35 +214,24 @@ static struct fb_fix_screeninfo da8xx_fb_fix = {
.accel = FB_ACCEL_NONE
};
-static const struct display_panel disp_panel = {
- QVGA,
- 16,
- 16,
- COLOR_ACTIVE,
-};
-
-static const struct lcd_ctrl_config lcd_cfg = {
- &disp_panel,
- .ac_bias = 255,
- .ac_bias_intrpt = 0,
- .dma_burst_sz = 16,
- .bpp = 16,
- .fdd = 255,
- .tft_alt_mode = 0,
- .stn_565_mode = 0,
- .mono_8bit_mode = 0,
- .invert_line_clock = 1,
- .invert_frm_clock = 1,
- .sync_edge = 0,
- .sync_ctrl = 1,
- .raster_order = 0,
-};
-
/* Enable the Raster Engine of the LCD Controller */
static inline void lcd_enable_raster(void)
{
u32 reg;
+ /* Put LCDC in reset for several cycles */
+ if (lcd_revision == LCD_VERSION_2)
+ lcdc_write(LCD_CLK_MAIN_RESET,
+ &da8xx_fb_reg_base->clk_reset);
+
+ udelay(1000);
+ /* Bring LCDC out of reset */
+ if (lcd_revision == LCD_VERSION_2)
+ lcdc_write(0,
+ &da8xx_fb_reg_base->clk_reset);
+
+ udelay(1000);
+
reg = lcdc_read(&da8xx_fb_reg_base->raster_ctrl);
if (!(reg & LCD_RASTER_ENABLE))
lcdc_write(reg | LCD_RASTER_ENABLE,
@@ -215,14 +239,40 @@ static inline void lcd_enable_raster(void)
}
/* Disable the Raster Engine of the LCD Controller */
-static inline void lcd_disable_raster(void)
+static inline void lcd_disable_raster(bool wait_for_frame_done)
{
u32 reg;
+ u32 loop_cnt = 0;
+ u32 stat;
+ u32 i = 0;
+
+ if (wait_for_frame_done)
+ loop_cnt = 5000;
reg = lcdc_read(&da8xx_fb_reg_base->raster_ctrl);
if (reg & LCD_RASTER_ENABLE)
lcdc_write(reg & ~LCD_RASTER_ENABLE,
&da8xx_fb_reg_base->raster_ctrl);
+
+ /* Wait for the current frame to complete */
+ do {
+ if (lcd_revision == LCD_VERSION_1)
+ stat = lcdc_read(&da8xx_fb_reg_base->stat);
+ else
+ stat = lcdc_read(&da8xx_fb_reg_base->raw_stat);
+
+ mdelay(1);
+ } while (!(stat & 0x01) && (i++ < loop_cnt));
+
+ if (lcd_revision == LCD_VERSION_1)
+ lcdc_write(stat, &da8xx_fb_reg_base->stat);
+ else
+ lcdc_write(stat, &da8xx_fb_reg_base->raw_stat);
+
+ if ((loop_cnt != 0) && (i >= loop_cnt)) {
+ printf("LCD Controller timed out\n");
+ return;
+ }
}
static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
@@ -231,6 +281,7 @@ static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
u32 end;
u32 reg_ras;
u32 reg_dma;
+ u32 reg_int;
/* init reg to clear PLM (loading mode) fields */
reg_ras = lcdc_read(&da8xx_fb_reg_base->raster_ctrl);
@@ -243,7 +294,15 @@ static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
end = par->dma_end;
reg_ras |= LCD_PALETTE_LOAD_MODE(DATA_ONLY);
- reg_dma |= LCD_END_OF_FRAME_INT_ENA;
+ if (lcd_revision == LCD_VERSION_1) {
+ reg_dma |= LCD_V1_END_OF_FRAME_INT_ENA;
+ } else {
+ reg_int = lcdc_read(&da8xx_fb_reg_base->int_ena_set) |
+ LCD_V2_END_OF_FRAME0_INT_ENA |
+ LCD_V2_END_OF_FRAME1_INT_ENA |
+ LCD_V2_UNDERFLOW_INT_ENA | LCD_SYNC_LOST;
+ lcdc_write(reg_int, &da8xx_fb_reg_base->int_ena_set);
+ }
#if (LCD_NUM_BUFFERS == 2)
reg_dma |= LCD_DUAL_FRAME_BUFFER_ENABLE;
@@ -264,7 +323,13 @@ static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
end = start + par->palette_sz - 1;
reg_ras |= LCD_PALETTE_LOAD_MODE(PALETTE_ONLY);
- reg_ras |= LCD_PL_ENABLE;
+ if (lcd_revision == LCD_VERSION_1) {
+ reg_ras |= LCD_V1_PL_INT_ENA;
+ } else {
+ reg_int = lcdc_read(&da8xx_fb_reg_base->int_ena_set) |
+ LCD_V2_PL_INT_ENA;
+ lcdc_write(reg_int, &da8xx_fb_reg_base->int_ena_set);
+ }
lcdc_write(start, &da8xx_fb_reg_base->dma_frm_buf_base_addr_0);
lcdc_write(end, &da8xx_fb_reg_base->dma_frm_buf_ceiling_addr_0);
@@ -348,6 +413,7 @@ static void lcd_cfg_vertical_sync(int back_porch, int pulse_width,
static int lcd_cfg_display(const struct lcd_ctrl_config *cfg)
{
u32 reg;
+ u32 reg_int;
reg = lcdc_read(&da8xx_fb_reg_base->raster_ctrl) & ~(LCD_TFT_MODE |
LCD_MONO_8BIT_MODE |
@@ -375,7 +441,13 @@ static int lcd_cfg_display(const struct lcd_ctrl_config *cfg)
}
/* enable additional interrupts here */
- reg |= LCD_UNDERFLOW_INT_ENA;
+ if (lcd_revision == LCD_VERSION_1) {
+ reg |= LCD_V1_UNDERFLOW_INT_ENA;
+ } else {
+ reg_int = lcdc_read(&da8xx_fb_reg_base->int_ena_set) |
+ LCD_V2_UNDERFLOW_INT_ENA;
+ lcdc_write(reg_int, &da8xx_fb_reg_base->int_ena_set);
+ }
lcdc_write(reg, &da8xx_fb_reg_base->raster_ctrl);
@@ -413,22 +485,53 @@ static int lcd_cfg_frame_buffer(struct da8xx_fb_par *par, u32 width, u32 height,
/* Set the Panel Width */
/* Pixels per line = (PPL + 1)*16 */
- /*0x3F in bits 4..9 gives max horisontal resolution = 1024 pixels*/
- width &= 0x3f0;
+ if (lcd_revision == LCD_VERSION_1) {
+ /*
+ * 0x3F in bits 4..9 gives max horisontal resolution = 1024
+ * pixels
+ */
+ width &= 0x3f0;
+ } else {
+ /*
+ * 0x7F in bits 4..10 gives max horizontal resolution = 2048
+ * pixels.
+ */
+ width &= 0x7f0;
+ }
reg = lcdc_read(&da8xx_fb_reg_base->raster_timing_0);
reg &= 0xfffffc00;
- reg |= ((width >> 4) - 1) << 4;
+ if (lcd_revision == LCD_VERSION_1) {
+ reg |= ((width >> 4) - 1) << 4;
+ } else {
+ width = (width >> 4) - 1;
+ reg |= ((width & 0x3f) << 4) | ((width & 0x40) >> 3);
+ }
lcdc_write(reg, &da8xx_fb_reg_base->raster_timing_0);
/* Set the Panel Height */
+ /* Set bits 9:0 of Lines Per Pixel */
reg = lcdc_read(&da8xx_fb_reg_base->raster_timing_1);
reg = ((height - 1) & 0x3ff) | (reg & 0xfffffc00);
lcdc_write(reg, &da8xx_fb_reg_base->raster_timing_1);
+ /* Set bit 10 of Lines Per Pixel */
+ if (lcd_revision == LCD_VERSION_2) {
+ reg = lcdc_read(&da8xx_fb_reg_base->raster_timing_2);
+ reg |= ((height - 1) & 0x400) << 16;
+ lcdc_write(reg, &da8xx_fb_reg_base->raster_timing_2);
+ }
+
/* Set the Raster Order of the Frame Buffer */
reg = lcdc_read(&da8xx_fb_reg_base->raster_ctrl) & ~(1 << 8);
if (raster_order)
reg |= LCD_RASTER_ORDER;
+
+ if (bpp == 24)
+ reg |= (LCD_TFT_MODE | LCD_V2_TFT_24BPP_MODE);
+ else if (bpp == 32)
+ reg |= (LCD_TFT_MODE | LCD_V2_TFT_24BPP_MODE
+ | LCD_V2_TFT_24BPP_UNPACK);
+
lcdc_write(reg, &da8xx_fb_reg_base->raster_ctrl);
switch (bpp) {
@@ -436,6 +539,8 @@ static int lcd_cfg_frame_buffer(struct da8xx_fb_par *par, u32 width, u32 height,
case 2:
case 4:
case 16:
+ case 24:
+ case 32:
par->palette_sz = 16 * 2;
break;
@@ -494,6 +599,23 @@ static int fb_setcolreg(unsigned regno, unsigned red, unsigned green,
update_hw = 1;
palette[0] = 0x4000;
}
+ } else if (((info->var.bits_per_pixel == 32) && regno < 32) ||
+ ((info->var.bits_per_pixel == 24) && regno < 24)) {
+ red >>= (24 - info->var.red.length);
+ red <<= info->var.red.offset;
+
+ green >>= (24 - info->var.green.length);
+ green <<= info->var.green.offset;
+
+ blue >>= (24 - info->var.blue.length);
+ blue <<= info->var.blue.offset;
+
+ par->pseudo_palette[regno] = red | green | blue;
+
+ if (palette[0] != 0x4000) {
+ update_hw = 1;
+ palette[0] = 0x4000;
+ }
}
/* Update the palette in the h/w as needed. */
@@ -506,11 +628,18 @@ static int fb_setcolreg(unsigned regno, unsigned red, unsigned green,
static void lcd_reset(struct da8xx_fb_par *par)
{
/* Disable the Raster if previously Enabled */
- lcd_disable_raster();
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
/* DMA has to be disabled */
lcdc_write(0, &da8xx_fb_reg_base->dma_ctrl);
lcdc_write(0, &da8xx_fb_reg_base->raster_ctrl);
+
+ if (lcd_revision == LCD_VERSION_2) {
+ lcdc_write(0, &da8xx_fb_reg_base->int_ena_set);
+ /* Write 1 to reset */
+ lcdc_write(LCD_CLK_MAIN_RESET, &da8xx_fb_reg_base->clk_reset);
+ lcdc_write(0, &da8xx_fb_reg_base->clk_reset);
+ }
}
static void lcd_calc_clk_divider(struct da8xx_fb_par *par)
@@ -521,12 +650,17 @@ static void lcd_calc_clk_divider(struct da8xx_fb_par *par)
lcd_clk = clk_get(2);
div = lcd_clk / par->pxl_clk;
- debug("LCD Clock: 0x%x Divider: 0x%x PixClk: 0x%x\n",
- lcd_clk, div, par->pxl_clk);
+ debug("LCD Clock: %d Divider: %d PixClk: %d\n",
+ lcd_clk, div, par->pxl_clk);
/* Configure the LCD clock divisor. */
lcdc_write(LCD_CLK_DIVISOR(div) |
(LCD_RASTER_MODE & 0x1), &da8xx_fb_reg_base->ctrl);
+
+ if (lcd_revision == LCD_VERSION_2)
+ lcdc_write(LCD_V2_DMA_CLK_EN | LCD_V2_LIDD_CLK_EN |
+ LCD_V2_CORE_CLK_EN,
+ &da8xx_fb_reg_base->clk_ena);
}
static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
@@ -566,7 +700,8 @@ static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
if (ret < 0)
return ret;
- if (QVGA != cfg->p_disp_panel->panel_type)
+ if ((QVGA != cfg->p_disp_panel->panel_type) &&
+ (WVGA != cfg->p_disp_panel->panel_type))
return -EINVAL;
if (cfg->bpp <= cfg->p_disp_panel->max_bpp &&
@@ -602,7 +737,7 @@ static void lcdc_dma_start(void)
&da8xx_fb_reg_base->dma_frm_buf_ceiling_addr_1);
}
-static u32 lcdc_irq_handler(void)
+static u32 lcdc_irq_handler_rev01(void)
{
struct da8xx_fb_par *par = da8xx_fb_info->par;
u32 stat = lcdc_read(&da8xx_fb_reg_base->stat);
@@ -610,7 +745,7 @@ static u32 lcdc_irq_handler(void)
if ((stat & LCD_SYNC_LOST) && (stat & LCD_FIFO_UNDERFLOW)) {
debug("LCD_SYNC_LOST\n");
- lcd_disable_raster();
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
lcdc_write(stat, &da8xx_fb_reg_base->stat);
lcd_enable_raster();
return LCD_SYNC_LOST;
@@ -622,13 +757,13 @@ static u32 lcdc_irq_handler(void)
* interrupt via the following write to the status register. If
* this is done after then one gets multiple PL done interrupts.
*/
- lcd_disable_raster();
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
lcdc_write(stat, &da8xx_fb_reg_base->stat);
/* Disable PL completion inerrupt */
reg_ras = lcdc_read(&da8xx_fb_reg_base->raster_ctrl);
- reg_ras &= ~LCD_PL_ENABLE;
+ reg_ras &= ~LCD_V1_PL_INT_ENA;
lcdc_write(reg_ras, &da8xx_fb_reg_base->raster_ctrl);
/* Setup and start data loading mode */
@@ -650,6 +785,66 @@ static u32 lcdc_irq_handler(void)
return stat;
}
+static u32 lcdc_irq_handler_rev02(void)
+{
+ struct da8xx_fb_par *par = da8xx_fb_info->par;
+ u32 stat = lcdc_read(&da8xx_fb_reg_base->masked_stat);
+ u32 reg_int;
+
+ if ((stat & LCD_SYNC_LOST) && (stat & LCD_FIFO_UNDERFLOW)) {
+ debug("LCD_SYNC_LOST\n");
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
+ lcdc_write(stat, &da8xx_fb_reg_base->masked_stat);
+ lcd_enable_raster();
+ lcdc_write(0, &da8xx_fb_reg_base->end_of_int_ind);
+ return LCD_SYNC_LOST;
+ } else if (stat & LCD_PL_LOAD_DONE) {
+ debug("LCD_PL_LOAD_DONE\n");
+ /*
+ * Must disable raster before changing state of any control bit.
+ * And also must be disabled before clearing the PL loading
+ * interrupt via the following write to the status register. If
+ * this is done after then one gets multiple PL done interrupts.
+ */
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
+
+ lcdc_write(stat, &da8xx_fb_reg_base->masked_stat);
+
+ /* Disable PL completion inerrupt */
+ reg_int = lcdc_read(&da8xx_fb_reg_base->int_ena_clr) |
+ (LCD_V2_PL_INT_ENA);
+ lcdc_write(reg_int, &da8xx_fb_reg_base->int_ena_clr);
+
+ /* Setup and start data loading mode */
+ lcd_blit(LOAD_DATA, par);
+ lcdc_write(0, &da8xx_fb_reg_base->end_of_int_ind);
+ return LCD_PL_LOAD_DONE;
+ } else {
+ lcdc_write(stat, &da8xx_fb_reg_base->masked_stat);
+
+ if (stat & LCD_END_OF_FRAME0)
+ debug("LCD_END_OF_FRAME0\n");
+
+ lcdc_write(par->dma_start,
+ &da8xx_fb_reg_base->dma_frm_buf_base_addr_0);
+ lcdc_write(par->dma_end,
+ &da8xx_fb_reg_base->dma_frm_buf_ceiling_addr_0);
+ par->vsync_flag = 1;
+ lcdc_write(0, &da8xx_fb_reg_base->end_of_int_ind);
+ return LCD_END_OF_FRAME0;
+ }
+ lcdc_write(0, &da8xx_fb_reg_base->end_of_int_ind);
+ return stat;
+}
+
+static u32 lcdc_irq_handler(void)
+{
+ if (lcd_revision == LCD_VERSION_1)
+ return lcdc_irq_handler_rev01();
+ else
+ return lcdc_irq_handler_rev02();
+}
+
static u32 wait_for_event(u32 event)
{
u32 timeout = 50000;
@@ -673,6 +868,7 @@ void *video_hw_init(void)
{
struct da8xx_fb_par *par;
u32 size;
+ u32 rev;
char *p;
if (!lcd_panel) {
@@ -685,6 +881,10 @@ void *video_hw_init(void)
gpanel.plnSizeY = lcd_panel->height;
switch (bits_x_pixel) {
+ case 32:
+ gpanel.gdfBytesPP = 4;
+ gpanel.gdfIndex = GDF_32BIT_X888RGB;
+ break;
case 24:
gpanel.gdfBytesPP = 4;
gpanel.gdfIndex = GDF_32BIT_X888RGB;
@@ -699,12 +899,29 @@ void *video_hw_init(void)
break;
}
- da8xx_fb_reg_base = (struct da8xx_lcd_regs *)DAVINCI_LCD_CNTL_BASE;
+ da8xx_fb_reg_base = (struct da8xx_lcd_regs *)DA8XX_LCD_CNTL_BASE;
+
+ /* Determine LCD IP Version */
+ rev = lcdc_read(&da8xx_fb_reg_base->revid);
+ switch (rev) {
+ case 0x4C100102:
+ lcd_revision = LCD_VERSION_1;
+ break;
+ case 0x4F200800:
+ case 0x4F201000:
+ lcd_revision = LCD_VERSION_2;
+ break;
+ default:
+ printf("Unknown PID Reg value 0x%x, defaulting to LCD revision 1\n",
+ rev);
+ lcd_revision = LCD_VERSION_1;
+ break;
+ }
- debug("Resolution: %dx%d %x\n",
- gpanel.winSizeX,
- gpanel.winSizeY,
- lcd_cfg.bpp);
+ debug("rev: 0x%x Resolution: %dx%d %d\n", rev,
+ gpanel.winSizeX,
+ gpanel.winSizeY,
+ da8xx_lcd_cfg->bpp);
size = sizeof(struct fb_info) + sizeof(struct da8xx_fb_par);
da8xx_fb_info = malloc(size);
@@ -722,13 +939,14 @@ void *video_hw_init(void)
par = da8xx_fb_info->par;
par->pxl_clk = lcd_panel->pxl_clk;
- if (lcd_init(par, &lcd_cfg, lcd_panel) < 0) {
+ if (lcd_init(par, da8xx_lcd_cfg, lcd_panel) < 0) {
printf("lcd_init failed\n");
goto err_release_fb;
}
/* allocate frame buffer */
- par->vram_size = lcd_panel->width * lcd_panel->height * lcd_cfg.bpp;
+ par->vram_size = lcd_panel->width * lcd_panel->height *
+ da8xx_lcd_cfg->bpp;
par->vram_size = par->vram_size * LCD_NUM_BUFFERS / 8;
par->vram_virt = malloc(par->vram_size);
@@ -741,12 +959,13 @@ void *video_hw_init(void)
printf("GLCD: malloc for frame buffer failed\n");
goto err_release_fb;
}
+ gd->fb_base = (int)par->vram_virt;
gpanel.frameAdrs = (unsigned int)par->vram_virt;
da8xx_fb_info->screen_base = (char *) par->vram_virt;
da8xx_fb_fix.smem_start = gpanel.frameAdrs;
da8xx_fb_fix.smem_len = par->vram_size;
- da8xx_fb_fix.line_length = (lcd_panel->width * lcd_cfg.bpp) / 8;
+ da8xx_fb_fix.line_length = (lcd_panel->width * da8xx_lcd_cfg->bpp) / 8;
par->dma_start = par->vram_phys;
par->dma_end = par->dma_start + lcd_panel->height *
@@ -762,7 +981,7 @@ void *video_hw_init(void)
par->p_palette_base = (unsigned int)par->v_palette_base;
/* Initialize par */
- da8xx_fb_info->var.bits_per_pixel = lcd_cfg.bpp;
+ da8xx_fb_info->var.bits_per_pixel = da8xx_lcd_cfg->bpp;
da8xx_fb_var.xres = lcd_panel->width;
da8xx_fb_var.xres_virtual = lcd_panel->width;
@@ -771,8 +990,8 @@ void *video_hw_init(void)
da8xx_fb_var.yres_virtual = lcd_panel->height * LCD_NUM_BUFFERS;
da8xx_fb_var.grayscale =
- lcd_cfg.p_disp_panel->panel_shade == MONOCHROME ? 1 : 0;
- da8xx_fb_var.bits_per_pixel = lcd_cfg.bpp;
+ da8xx_lcd_cfg->p_disp_panel->panel_shade == MONOCHROME ? 1 : 0;
+ da8xx_fb_var.bits_per_pixel = da8xx_lcd_cfg->bpp;
da8xx_fb_var.hsync_len = lcd_panel->hsw;
da8xx_fb_var.vsync_len = lcd_panel->vsw;
@@ -787,8 +1006,11 @@ void *video_hw_init(void)
/* Clear interrupt */
memset((void *)par->vram_virt, 0, par->vram_size);
- lcd_disable_raster();
- lcdc_write(0xFFFF, &da8xx_fb_reg_base->stat);
+ lcd_disable_raster(NO_WAIT_FOR_FRAME_DONE);
+ if (lcd_revision == LCD_VERSION_1)
+ lcdc_write(0xFFFF, &da8xx_fb_reg_base->stat);
+ else
+ lcdc_write(0xFFFF, &da8xx_fb_reg_base->masked_stat);
debug("Palette at 0x%x size %d\n", par->p_palette_base,
par->palette_sz);
lcdc_dma_start();
@@ -823,8 +1045,10 @@ void video_set_lut(unsigned int index, /* color number */
return;
}
-void da8xx_video_init(const struct da8xx_panel *panel, int bits_pixel)
+void da8xx_video_init(const struct da8xx_panel *panel,
+ const struct lcd_ctrl_config *lcd_cfg, int bits_pixel)
{
lcd_panel = panel;
+ da8xx_lcd_cfg = lcd_cfg;
bits_x_pixel = bits_pixel;
}
diff --git a/drivers/video/da8xx-fb.h b/drivers/video/da8xx-fb.h
new file mode 100644
index 000000000..6447a4047
--- /dev/null
+++ b/drivers/video/da8xx-fb.h
@@ -0,0 +1,116 @@
+/*
+ * Porting to u-boot:
+ *
+ * (C) Copyright 2011
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ *
+ * Copyright (C) 2008-2009 MontaVista Software Inc.
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * Based on the LCD driver for TI Avalanche processors written by
+ * Ajay Singh and Shalom Hai.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef DA8XX_FB_H
+#define DA8XX_FB_H
+
+enum panel_type {
+ QVGA = 0,
+ WVGA
+};
+
+enum panel_shade {
+ MONOCHROME = 0,
+ COLOR_ACTIVE,
+ COLOR_PASSIVE,
+};
+
+enum raster_load_mode {
+ LOAD_DATA = 1,
+ LOAD_PALETTE,
+};
+
+struct display_panel {
+ enum panel_type panel_type; /* QVGA */
+ int max_bpp;
+ int min_bpp;
+ enum panel_shade panel_shade;
+};
+
+struct da8xx_panel {
+ const char name[25]; /* Full name <vendor>_<model> */
+ unsigned short width;
+ unsigned short height;
+ int hfp; /* Horizontal front porch */
+ int hbp; /* Horizontal back porch */
+ int hsw; /* Horizontal Sync Pulse Width */
+ int vfp; /* Vertical front porch */
+ int vbp; /* Vertical back porch */
+ int vsw; /* Vertical Sync Pulse Width */
+ unsigned int pxl_clk; /* Pixel clock */
+ unsigned char invert_pxl_clk; /* Invert Pixel clock */
+};
+
+struct da8xx_lcdc_platform_data {
+ const char manu_name[10];
+ void *controller_data;
+ const char type[25];
+ void (*panel_power_ctrl)(int);
+};
+
+struct lcd_ctrl_config {
+ const struct display_panel *p_disp_panel;
+
+ /* AC Bias Pin Frequency */
+ int ac_bias;
+
+ /* AC Bias Pin Transitions per Interrupt */
+ int ac_bias_intrpt;
+
+ /* DMA burst size */
+ int dma_burst_sz;
+
+ /* Bits per pixel */
+ int bpp;
+
+ /* FIFO DMA Request Delay */
+ int fdd;
+
+ /* TFT Alternative Signal Mapping (Only for active) */
+ unsigned char tft_alt_mode;
+
+ /* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
+ unsigned char stn_565_mode;
+
+ /* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
+ unsigned char mono_8bit_mode;
+
+ /* Invert line clock */
+ unsigned char invert_line_clock;
+
+ /* Invert frame clock */
+ unsigned char invert_frm_clock;
+
+ /* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
+ unsigned char sync_edge;
+
+ /* Horizontal and Vertical Sync: Control: 0=ignore */
+ unsigned char sync_ctrl;
+
+ /* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
+ unsigned char raster_order;
+};
+
+struct lcd_sync_arg {
+ int back_porch;
+ int front_porch;
+ int pulse_width;
+};
+
+void da8xx_video_init(const struct da8xx_panel *panel,
+ const struct lcd_ctrl_config *lcd_cfg,
+ int bits_pixel);
+
+#endif /* ifndef DA8XX_FB_H */
diff --git a/drivers/video/exynos_mipi_dsi_common.c b/drivers/video/exynos_mipi_dsi_common.c
index 2cc847f6e..97e12484f 100644
--- a/drivers/video/exynos_mipi_dsi_common.c
+++ b/drivers/video/exynos_mipi_dsi_common.c
@@ -50,7 +50,7 @@ static unsigned int dpll_table[15] = {
};
static void exynos_mipi_dsi_long_data_wr(struct mipi_dsim_device *dsim,
- unsigned int data0, unsigned int data1)
+ const unsigned char *data0, unsigned int data1)
{
unsigned int data_cnt = 0, payload = 0;
@@ -62,42 +62,40 @@ static void exynos_mipi_dsi_long_data_wr(struct mipi_dsim_device *dsim,
*/
if ((data1 - data_cnt) < 4) {
if ((data1 - data_cnt) == 3) {
- payload = *(u8 *)(data0 + data_cnt) |
- (*(u8 *)(data0 + (data_cnt + 1))) << 8 |
- (*(u8 *)(data0 + (data_cnt + 2))) << 16;
+ payload = data0[data_cnt] |
+ data0[data_cnt + 1] << 8 |
+ data0[data_cnt + 2] << 16;
debug("count = 3 payload = %x, %x %x %x\n",
- payload, *(u8 *)(data0 + data_cnt),
- *(u8 *)(data0 + (data_cnt + 1)),
- *(u8 *)(data0 + (data_cnt + 2)));
+ payload, data0[data_cnt],
+ data0[data_cnt + 1],
+ data0[data_cnt + 2]);
} else if ((data1 - data_cnt) == 2) {
- payload = *(u8 *)(data0 + data_cnt) |
- (*(u8 *)(data0 + (data_cnt + 1))) << 8;
+ payload = data0[data_cnt] |
+ data0[data_cnt + 1] << 8;
debug("count = 2 payload = %x, %x %x\n", payload,
- *(u8 *)(data0 + data_cnt),
- *(u8 *)(data0 + (data_cnt + 1)));
+ data0[data_cnt], data0[data_cnt + 1]);
} else if ((data1 - data_cnt) == 1) {
- payload = *(u8 *)(data0 + data_cnt);
+ payload = data0[data_cnt];
}
} else {
/* send 4bytes per one time. */
- payload = *(u8 *)(data0 + data_cnt) |
- (*(u8 *)(data0 + (data_cnt + 1))) << 8 |
- (*(u8 *)(data0 + (data_cnt + 2))) << 16 |
- (*(u8 *)(data0 + (data_cnt + 3))) << 24;
+ payload = data0[data_cnt] |
+ data0[data_cnt + 1] << 8 |
+ data0[data_cnt + 2] << 16 |
+ data0[data_cnt + 3] << 24;
debug("count = 4 payload = %x, %x %x %x %x\n",
payload, *(u8 *)(data0 + data_cnt),
- *(u8 *)(data0 + (data_cnt + 1)),
- *(u8 *)(data0 + (data_cnt + 2)),
- *(u8 *)(data0 + (data_cnt + 3)));
-
+ data0[data_cnt + 1],
+ data0[data_cnt + 2],
+ data0[data_cnt + 3]);
}
exynos_mipi_dsi_wr_tx_data(dsim, payload);
}
}
int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
- unsigned int data0, unsigned int data1)
+ const unsigned char *data0, unsigned int data1)
{
unsigned int timeout = TRY_GET_FIFO_TIMEOUT;
unsigned long delay_val, delay;
@@ -136,8 +134,8 @@ int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
case MIPI_DSI_DCS_SHORT_WRITE_PARAM:
case MIPI_DSI_SET_MAXIMUM_RETURN_PACKET_SIZE:
debug("data0 = %x data1 = %x\n",
- data0, data1);
- exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0, data1);
+ data0[0], data0[1]);
+ exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0[0], data0[1]);
if (check_rx_ack) {
/* process response func should be implemented */
return 0;
@@ -150,7 +148,7 @@ int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
case MIPI_DSI_COLOR_MODE_ON:
case MIPI_DSI_SHUTDOWN_PERIPHERAL:
case MIPI_DSI_TURN_ON_PERIPHERAL:
- exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0, data1);
+ exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0[0], data0[1]);
if (check_rx_ack) {
/* process response func should be implemented. */
return 0;
@@ -172,7 +170,7 @@ int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
case MIPI_DSI_GENERIC_READ_REQUEST_2_PARAM:
case MIPI_DSI_DCS_READ:
exynos_mipi_dsi_clear_all_interrupt(dsim);
- exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0, data1);
+ exynos_mipi_dsi_wr_tx_header(dsim, data_id, data0[0], data0[1]);
/* process response func should be implemented. */
return 0;
@@ -183,21 +181,19 @@ int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
case MIPI_DSI_GENERIC_LONG_WRITE:
case MIPI_DSI_DCS_LONG_WRITE:
{
- unsigned int data_cnt = 0, payload = 0;
+ unsigned int payload = 0;
/* if data count is less then 4, then send 3bytes data. */
if (data1 < 4) {
- payload = *(u8 *)(data0) |
- *(u8 *)(data0 + 1) << 8 |
- *(u8 *)(data0 + 2) << 16;
+ payload = data0[0] |
+ data0[1] << 8 |
+ data0[2] << 16;
exynos_mipi_dsi_wr_tx_data(dsim, payload);
debug("count = %d payload = %x,%x %x %x\n",
- data1, payload,
- *(u8 *)(data0 + data_cnt),
- *(u8 *)(data0 + (data_cnt + 1)),
- *(u8 *)(data0 + (data_cnt + 2)));
+ data1, payload, data0[0],
+ data0[1], data0[2]);
} else {
/* in case that data count is more then 4 */
exynos_mipi_dsi_long_data_wr(dsim, data0, data1);
diff --git a/drivers/video/exynos_mipi_dsi_common.h b/drivers/video/exynos_mipi_dsi_common.h
index 318c7ecec..ef6510abd 100644
--- a/drivers/video/exynos_mipi_dsi_common.h
+++ b/drivers/video/exynos_mipi_dsi_common.h
@@ -13,7 +13,7 @@
#define _EXYNOS_MIPI_DSI_COMMON_H
int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
- unsigned int data0, unsigned int data1);
+ const unsigned char *data0, unsigned int data1);
int exynos_mipi_dsi_pll_on(struct mipi_dsim_device *dsim, unsigned int enable);
unsigned long exynos_mipi_dsi_change_pll(struct mipi_dsim_device *dsim,
unsigned int pre_divider, unsigned int main_divider,
diff --git a/drivers/video/exynos_mipi_dsi_lowlevel.c b/drivers/video/exynos_mipi_dsi_lowlevel.c
index b47eee45d..1313bcea4 100644
--- a/drivers/video/exynos_mipi_dsi_lowlevel.c
+++ b/drivers/video/exynos_mipi_dsi_lowlevel.c
@@ -600,7 +600,7 @@ unsigned int exynos_mipi_dsi_get_fifo_state(struct mipi_dsim_device *dsim)
}
void exynos_mipi_dsi_wr_tx_header(struct mipi_dsim_device *dsim,
- unsigned int di, unsigned int data0, unsigned int data1)
+ unsigned int di, const unsigned char data0, const unsigned char data1)
{
struct exynos_mipi_dsim *mipi_dsim =
(struct exynos_mipi_dsim *)samsung_get_base_mipi_dsim();
diff --git a/drivers/video/exynos_mipi_dsi_lowlevel.h b/drivers/video/exynos_mipi_dsi_lowlevel.h
index 8a45954e9..59f6ce09e 100644
--- a/drivers/video/exynos_mipi_dsi_lowlevel.h
+++ b/drivers/video/exynos_mipi_dsi_lowlevel.h
@@ -91,7 +91,7 @@ unsigned int _exynos_mipi_dsi_get_frame_done_status(struct mipi_dsim_device
*dsim);
void _exynos_mipi_dsi_clear_frame_done(struct mipi_dsim_device *dsim);
void exynos_mipi_dsi_wr_tx_header(struct mipi_dsim_device *dsim,
- unsigned int di, unsigned int data0, unsigned int data1);
+ unsigned int di, const unsigned char data0, const unsigned char data1);
void exynos_mipi_dsi_wr_tx_data(struct mipi_dsim_device *dsim,
unsigned int tx_data);
diff --git a/drivers/video/l5f31188.c b/drivers/video/l5f31188.c
new file mode 100644
index 000000000..3312dcfb3
--- /dev/null
+++ b/drivers/video/l5f31188.c
@@ -0,0 +1,192 @@
+/*
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ * Hyungwon Hwang <human.hwang@samsung.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/mipi_dsim.h>
+
+#define SCAN_FROM_LEFT_TO_RIGHT 0
+#define SCAN_FROM_RIGHT_TO_LEFT 1
+#define SCAN_FROM_TOP_TO_BOTTOM 0
+#define SCAN_FROM_BOTTOM_TO_TOP 1
+
+static void l5f31188_sleep_in(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x10, 0x00);
+}
+
+static void l5f31188_sleep_out(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x11, 0x00);
+}
+
+static void l5f31188_set_gamma(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x26, 0x00);
+}
+
+static void l5f31188_display_off(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x28, 0x00);
+}
+
+static void l5f31188_display_on(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x29, 0x00);
+}
+
+static void l5f31188_ctl_memory_access(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops,
+ int h_direction, int v_direction)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x36,
+ (((h_direction & 0x1) << 1) | (v_direction & 0x1)));
+}
+
+static void l5f31188_set_pixel_format(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x3A, 0x70);
+}
+
+static void l5f31188_write_disbv(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops, unsigned int brightness)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x51, brightness);
+}
+
+static void l5f31188_write_ctrld(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x53, 0x2C);
+}
+
+static void l5f31188_write_cabc(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops,
+ unsigned int wm_mode)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x55, wm_mode);
+}
+
+static void l5f31188_write_cabcmb(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops, unsigned int min_brightness)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x5E,
+ min_brightness);
+}
+
+static void l5f31188_set_extension(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ const unsigned char data_to_send[] = {
+ 0xB9, 0xFF, 0x83, 0x94
+ };
+
+ ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
+ (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+}
+
+static void l5f31188_set_dgc_lut(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ const unsigned char data_to_send[] = {
+ 0xC1, 0x01, 0x00, 0x04, 0x0E, 0x18, 0x1E, 0x26,
+ 0x2F, 0x36, 0x3E, 0x47, 0x4E, 0x56, 0x5D, 0x65,
+ 0x6D, 0x75, 0x7D, 0x84, 0x8C, 0x94, 0x9C, 0xA4,
+ 0xAD, 0xB5, 0xBD, 0xC5, 0xCC, 0xD4, 0xDE, 0xE5,
+ 0xEE, 0xF7, 0xFF, 0x3F, 0x9A, 0xCE, 0xD4, 0x21,
+ 0xA1, 0x26, 0x54, 0x00, 0x00, 0x04, 0x0E, 0x19,
+ 0x1F, 0x27, 0x30, 0x37, 0x40, 0x48, 0x50, 0x58,
+ 0x60, 0x67, 0x6F, 0x77, 0x7F, 0x87, 0x8F, 0x97,
+ 0x9F, 0xA7, 0xB0, 0xB8, 0xC0, 0xC8, 0xCE, 0xD8,
+ 0xE0, 0xE7, 0xF0, 0xF7, 0xFF, 0x3C, 0xEB, 0xFD,
+ 0x2F, 0x66, 0xA8, 0x2C, 0x46, 0x00, 0x00, 0x04,
+ 0x0E, 0x18, 0x1E, 0x26, 0x30, 0x38, 0x41, 0x4A,
+ 0x52, 0x5A, 0x62, 0x6B, 0x73, 0x7B, 0x83, 0x8C,
+ 0x94, 0x9C, 0xA5, 0xAD, 0xB6, 0xBD, 0xC5, 0xCC,
+ 0xD4, 0xDD, 0xE3, 0xEB, 0xF2, 0xF9, 0xFF, 0x3F,
+ 0xA4, 0x8A, 0x8F, 0xC7, 0x33, 0xF5, 0xE9, 0x00
+ };
+ ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
+ (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+}
+
+static void l5f31188_set_tcon(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ const unsigned char data_to_send[] = {
+ 0xC7, 0x00, 0x20
+ };
+ ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
+ (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+}
+
+static void l5f31188_set_ptba(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ const unsigned char data_to_send[] = {
+ 0xBF, 0x06, 0x10
+ };
+ ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
+ (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+}
+
+static void l5f31188_set_eco(struct mipi_dsim_device *dev,
+ struct mipi_dsim_master_ops *ops)
+{
+ ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xC6, 0x0C);
+}
+
+static int l5f31188_panel_init(struct mipi_dsim_device *dev)
+{
+ struct mipi_dsim_master_ops *ops = dev->master_ops;
+
+ l5f31188_set_extension(dev, ops);
+ l5f31188_set_dgc_lut(dev, ops);
+
+ l5f31188_set_eco(dev, ops);
+ l5f31188_set_tcon(dev, ops);
+ l5f31188_set_ptba(dev, ops);
+ l5f31188_set_gamma(dev, ops);
+ l5f31188_ctl_memory_access(dev, ops,
+ SCAN_FROM_LEFT_TO_RIGHT, SCAN_FROM_TOP_TO_BOTTOM);
+ l5f31188_set_pixel_format(dev, ops);
+ l5f31188_write_disbv(dev, ops, 0xFF);
+ l5f31188_write_ctrld(dev, ops);
+ l5f31188_write_cabc(dev, ops, 0x0);
+ l5f31188_write_cabcmb(dev, ops, 0x0);
+
+ l5f31188_sleep_out(dev, ops);
+
+ /* 120 msec */
+ udelay(120 * 1000);
+
+ return 0;
+}
+
+static void l5f31188_display_enable(struct mipi_dsim_device *dev)
+{
+ struct mipi_dsim_master_ops *ops = dev->master_ops;
+ l5f31188_display_on(dev, ops);
+}
+
+static struct mipi_dsim_lcd_driver l5f31188_dsim_ddi_driver = {
+ .name = "l5f31188",
+ .id = -1,
+
+ .mipi_panel_init = l5f31188_panel_init,
+ .mipi_display_on = l5f31188_display_enable,
+};
+
+void l5f31188_init(void)
+{
+ exynos_mipi_dsi_register_lcd_driver(&l5f31188_dsim_ddi_driver);
+}
diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c
index fd74370ed..3e21fb230 100644
--- a/drivers/video/mxc_ipuv3_fb.c
+++ b/drivers/video/mxc_ipuv3_fb.c
@@ -399,8 +399,9 @@ static int mxcfb_map_video_memory(struct fb_info *fbi)
fbi->fix.smem_len = fbi->var.yres_virtual *
fbi->fix.line_length;
}
-
- fbi->screen_base = (char *)malloc(fbi->fix.smem_len);
+ fbi->fix.smem_len = roundup(fbi->fix.smem_len, ARCH_DMA_MINALIGN);
+ fbi->screen_base = (char *)memalign(ARCH_DMA_MINALIGN,
+ fbi->fix.smem_len);
fbi->fix.smem_start = (unsigned long)fbi->screen_base;
if (fbi->screen_base == 0) {
puts("Unable to allocate framebuffer memory\n");
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 6bf9fc503..03b0f88ac 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -15,11 +15,25 @@
#include <asm/errno.h>
#include <asm/io.h>
+#include <asm/imx-common/dma.h>
+
#include "videomodes.h"
#define PS2KHZ(ps) (1000000000UL / (ps))
static GraphicDevice panel;
+struct mxs_dma_desc desc;
+
+/**
+ * mxsfb_system_setup() - Fine-tune LCDIF configuration
+ *
+ * This function is used to adjust the LCDIF configuration. This is usually
+ * needed when driving the controller in System-Mode to operate an 8080 or
+ * 6800 connected SmartLCD.
+ */
+__weak void mxsfb_system_setup(void)
+{
+}
/*
* DENX M28EVK:
@@ -75,6 +89,9 @@ static void mxs_lcd_init(GraphicDevice *panel,
writel(valid_data << LCDIF_CTRL1_BYTE_PACKING_FORMAT_OFFSET,
&regs->hw_lcdif_ctrl1);
+
+ mxsfb_system_setup();
+
writel((mode->yres << LCDIF_TRANSFER_COUNT_V_COUNT_OFFSET) | mode->xres,
&regs->hw_lcdif_transfer_count);
@@ -102,8 +119,10 @@ static void mxs_lcd_init(GraphicDevice *panel,
/* Flush FIFO first */
writel(LCDIF_CTRL1_FIFO_CLEAR, &regs->hw_lcdif_ctrl1_set);
+#ifndef CONFIG_VIDEO_MXS_MODE_SYSTEM
/* Sync signals ON */
setbits_le32(&regs->hw_lcdif_vdctrl4, LCDIF_VDCTRL4_SYNC_SIGNALS_ON);
+#endif
/* FIFO cleared */
writel(LCDIF_CTRL1_FIFO_CLEAR, &regs->hw_lcdif_ctrl1_clr);
@@ -161,7 +180,8 @@ void *video_hw_init(void)
panel.memSize = mode.xres * mode.yres * panel.gdfBytesPP;
/* Allocate framebuffer */
- fb = malloc(panel.memSize);
+ fb = memalign(ARCH_DMA_MINALIGN,
+ roundup(panel.memSize, ARCH_DMA_MINALIGN));
if (!fb) {
printf("MXSFB: Error allocating framebuffer!\n");
return NULL;
@@ -177,5 +197,28 @@ void *video_hw_init(void)
/* Start framebuffer */
mxs_lcd_init(&panel, &mode, bpp);
+#ifdef CONFIG_VIDEO_MXS_MODE_SYSTEM
+ /*
+ * If the LCD runs in system mode, the LCD refresh has to be triggered
+ * manually by setting the RUN bit in HW_LCDIF_CTRL register. To avoid
+ * having to set this bit manually after every single change in the
+ * framebuffer memory, we set up specially crafted circular DMA, which
+ * sets the RUN bit, then waits until it gets cleared and repeats this
+ * infinitelly. This way, we get smooth continuous updates of the LCD.
+ */
+ struct mxs_lcdif_regs *regs = (struct mxs_lcdif_regs *)MXS_LCDIF_BASE;
+
+ memset(&desc, 0, sizeof(struct mxs_dma_desc));
+ desc.address = (dma_addr_t)&desc;
+ desc.cmd.data = MXS_DMA_DESC_COMMAND_NO_DMAXFER | MXS_DMA_DESC_CHAIN |
+ MXS_DMA_DESC_WAIT4END |
+ (1 << MXS_DMA_DESC_PIO_WORDS_OFFSET);
+ desc.cmd.pio_words[0] = readl(&regs->hw_lcdif_ctrl) | LCDIF_CTRL_RUN;
+ desc.cmd.next = (uint32_t)&desc.cmd;
+
+ /* Execute the DMA chain. */
+ mxs_dma_circ_start(MXS_DMA_CHANNEL_AHB_APBH_LCDIF, &desc);
+#endif
+
return (void *)&panel;
}
diff --git a/drivers/video/s6e8ax0.c b/drivers/video/s6e8ax0.c
index fc092522b..0e97f511f 100644
--- a/drivers/video/s6e8ax0.c
+++ b/drivers/video/s6e8ax0.c
@@ -34,11 +34,11 @@ static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev)
if (reverse) {
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send_reverse,
+ data_to_send_reverse,
ARRAY_SIZE(data_to_send_reverse));
} else {
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
}
@@ -50,8 +50,7 @@ static void s6e8ax0_display_cond(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_gamma_cond(struct mipi_dsim_device *dsim_dev)
@@ -65,15 +64,18 @@ static void s6e8ax0_gamma_cond(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_gamma_update(struct mipi_dsim_device *dsim_dev)
{
struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
+ static const unsigned char data_to_send[] = {
+ 0xf7, 0x03
+ };
- ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xf7, 0x3);
+ ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
+ ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_source_control(struct mipi_dsim_device *dsim_dev)
@@ -84,8 +86,7 @@ static void s6e8ax0_etc_source_control(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_pentile_control(struct mipi_dsim_device *dsim_dev)
@@ -97,8 +98,7 @@ static void s6e8ax0_etc_pentile_control(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_mipi_control1(struct mipi_dsim_device *dsim_dev)
@@ -109,8 +109,7 @@ static void s6e8ax0_etc_mipi_control1(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_mipi_control2(struct mipi_dsim_device *dsim_dev)
@@ -121,8 +120,7 @@ static void s6e8ax0_etc_mipi_control2(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_power_control(struct mipi_dsim_device *dsim_dev)
@@ -133,14 +131,18 @@ static void s6e8ax0_etc_power_control(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_mipi_control3(struct mipi_dsim_device *dsim_dev)
{
struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
+ static const unsigned char data_to_send[] = {
+ 0xe3, 0x40
+ };
- ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xe3, 0x40);
+ ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
+ ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_etc_mipi_control4(struct mipi_dsim_device *dsim_dev)
@@ -151,7 +153,7 @@ static void s6e8ax0_etc_mipi_control4(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_elvss_set(struct mipi_dsim_device *dsim_dev)
@@ -162,24 +164,29 @@ static void s6e8ax0_elvss_set(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send,
- ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_display_on(struct mipi_dsim_device *dsim_dev)
{
struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
+ static const unsigned char data_to_send[] = {
+ 0x29, 0x00
+ };
- ops->cmd_write(dsim_dev,
- MIPI_DSI_DCS_SHORT_WRITE, 0x29, 0x00);
+ ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
+ ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_sleep_out(struct mipi_dsim_device *dsim_dev)
{
struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
+ static const unsigned char data_to_send[] = {
+ 0x11, 0x00
+ };
- ops->cmd_write(dsim_dev,
- MIPI_DSI_DCS_SHORT_WRITE, 0x11, 0x00);
+ ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
+ ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_apply_level1_key(struct mipi_dsim_device *dsim_dev)
@@ -190,7 +197,7 @@ static void s6e8ax0_apply_level1_key(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_apply_mtp_key(struct mipi_dsim_device *dsim_dev)
@@ -201,7 +208,7 @@ static void s6e8ax0_apply_mtp_key(struct mipi_dsim_device *dsim_dev)
};
ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
- (unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
+ data_to_send, ARRAY_SIZE(data_to_send));
}
static void s6e8ax0_panel_init(struct mipi_dsim_device *dsim_dev)
diff --git a/drivers/video/sed156x.c b/drivers/video/sed156x.c
index d8b0d7f5d..f324354c3 100644
--- a/drivers/video/sed156x.c
+++ b/drivers/video/sed156x.c
@@ -25,7 +25,6 @@
/* include the font data */
#include <video_font.h>
-#include <video_font_data.h>
#if VIDEO_FONT_WIDTH != 8 || VIDEO_FONT_HEIGHT != 16
#error Expecting VIDEO_FONT_WIDTH == 8 && VIDEO_FONT_HEIGHT == 16
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-01 04:57:18 +0000