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rk3288 lcdc: backup reg config at uboot

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This commit is contained in:
hjc
2014-04-10 14:59:03 +08:00
parent bd34a0dcbd
commit c8eb9b4b24
1 changed files with 6 additions and 7 deletions
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13
drivers/video/rockchip/lcdc/rk3288_lcdc.c
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@@ -200,12 +200,11 @@ static int rk3288_lcdc_reg_dump(struct rk_lcdc_driver *dev_drv)
/********do basic init*********/
static int rk3288_lcdc_pre_init(struct rk_lcdc_driver *dev_drv)
{
int v,i,j;
int v,i;
struct lcdc_device *lcdc_dev = container_of(dev_drv,
struct
lcdc_device,
driver);
int *cbase = (int *)lcdc_dev->regs;
if (lcdc_dev->pre_init)
return 0;
@@ -226,10 +225,10 @@ static int rk3288_lcdc_pre_init(struct rk_lcdc_driver *dev_drv)
} else {
lcdc_dev->clk_on = 1;
}
/*rk3288_lcdc_read_reg_defalut_cfg(lcdc_dev);*/
for (i = 0; i <= (0x200 >> 4); i++) {
for (j = 0; j < 4; j++)
readl_relaxed(cbase + i * 4 + j);
/*backup reg config at uboot*/
for (i = 0; i < 0x1a0;) {
lcdc_readl(lcdc_dev,i);
i += 4;
}
#ifndef CONFIG_RK_FPGA
if (lcdc_dev->pwr18 == true) {
@@ -2931,7 +2930,7 @@ static int rk3288_lcdc_dpi_status(struct rk_lcdc_driver *dev_drv)
spin_unlock(&lcdc_dev->reg_lock);
return ovl;
}
static rk3288_lcdc_set_irq_to_cpu(struct rk_lcdc_driver * dev_drv,int enable)
static int rk3288_lcdc_set_irq_to_cpu(struct rk_lcdc_driver * dev_drv,int enable)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv,struct lcdc_device,driver);