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rk3066b lcdc:modify data format register config ploy

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This commit is contained in:
yxj
2012-09-03 18:09:08 +08:00
parent a508f48c25
commit dcf19a6474
1 changed files with 14 additions and 15 deletions
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29
drivers/video/rockchip/chips/rk31_lcdc.c
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@@ -388,6 +388,7 @@ static int win0_set_par(struct rk31_lcdc_device *lcdc_dev,rk_screen *screen,
u32 ScaleYrgbY = 0x1000;
u32 ScaleCbrX = 0x1000;
u32 ScaleCbrY = 0x1000;
u8 fmt_cfg =0 ; //data format register config value
xact = par->xact; //active (origin) picture window width/height
yact = par->yact;
@@ -402,17 +403,23 @@ static int win0_set_par(struct rk31_lcdc_device *lcdc_dev,rk_screen *screen,
switch (par->format)
{
case ARGB888:
par->format = RGB888;
fmt_cfg = 0;
break;
case RGB565:
fmt_cfg = 1;
break;
case YUV422:// yuv422
fmt_cfg = 2;
ScaleCbrX = CalScale((xact/2), par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
case YUV420: // yuv420
fmt_cfg = 3;
ScaleCbrX = CalScale(xact/2, par->xsize);
ScaleCbrY = CalScale(yact/2, par->ysize);
break;
case YUV444:// yuv444
fmt_cfg = 4;
ScaleCbrX = CalScale(xact, par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
@@ -428,7 +435,7 @@ static int win0_set_par(struct rk31_lcdc_device *lcdc_dev,rk_screen *screen,
{
LcdWrReg(lcdc_dev, WIN0_SCL_FACTOR_YRGB, v_X_SCL_FACTOR(ScaleYrgbX) | v_Y_SCL_FACTOR(ScaleYrgbY));
LcdWrReg(lcdc_dev, WIN0_SCL_FACTOR_CBR,v_X_SCL_FACTOR(ScaleCbrX)| v_Y_SCL_FACTOR(ScaleCbrY));
LcdMskReg(lcdc_dev,SYS_CFG, m_W0_FORMAT, v_W0_FORMAT(par->format - 1)); //(inf->video_mode==0)
LcdMskReg(lcdc_dev,SYS_CFG, m_W0_FORMAT, v_W0_FORMAT(fmt_cfg)); //(inf->video_mode==0)
LcdWrReg(lcdc_dev, WIN0_ACT_INFO,v_ACT_WIDTH(xact) | v_ACT_HEIGHT(yact));
LcdWrReg(lcdc_dev, WIN0_DSP_ST, v_DSP_STX(xpos) | v_DSP_STY(ypos));
LcdWrReg(lcdc_dev, WIN0_DSP_INFO, v_DSP_WIDTH(par->xsize)| v_DSP_HEIGHT(par->ysize));
@@ -451,6 +458,7 @@ static int win1_set_par(struct rk31_lcdc_device *lcdc_dev,rk_screen *screen,
u32 ScaleYrgbY = 0x1000;
u32 ScaleCbrX = 0x1000;
u32 ScaleCbrY = 0x1000;
u8 fmt_cfg;
xact = par->xact;
yact = par->yact;
@@ -471,25 +479,16 @@ static int win1_set_par(struct rk31_lcdc_device *lcdc_dev,rk_screen *screen,
switch (par->format)
{
case ARGB888:
par->format = RGB888;
fmt_cfg = 0;
break;
case YUV422:// yuv422
ScaleCbrX = CalScale((xact/2), par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
case YUV420: // yuv420
ScaleCbrX = CalScale(xact/2, par->xsize);
ScaleCbrY = CalScale(yact/2, par->ysize);
break;
case YUV444:// yuv444
ScaleCbrX = CalScale(xact, par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
case RGB565:
fmt_cfg = 1;
break;
default:
break;
}
LcdMskReg(lcdc_dev,SYS_CFG, m_W1_FORMAT, v_W1_FORMAT(par->format - 1));
LcdMskReg(lcdc_dev,SYS_CFG, m_W1_FORMAT, v_W1_FORMAT(fmt_cfg));
LcdWrReg(lcdc_dev, WIN1_DSP_ST,v_DSP_STX(xpos) | v_DSP_STY(ypos));
LcdWrReg(lcdc_dev, WIN1_DSP_INFO,v_DSP_WIDTH(par->xsize) | v_DSP_HEIGHT(par->ysize));
// enable win1 color key and set the color to black(rgb=0)