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rk3188 lcdc:modify config for GRF_IO_CON4

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This commit is contained in:
yxj
2013-01-31 22:07:07 +08:00
parent 9437116749
commit 2772aaae94
1 changed files with 4 additions and 8 deletions
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12
drivers/video/rockchip/lcdc/rk3188_lcdc.c
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@@ -266,26 +266,22 @@ static int rk3188_lcdc_init(struct rk_lcdc_device_driver *dev_drv)
if(lcdc_dev->id == 0)
{
v = readl_relaxed(RK30_GRF_BASE + GRF_IO_CON4);
#if defined(CONFIG_LCDC0_IO_18V)
v |= 0xffff4000; //bit14: 1,1.8v;0,3.3v
v = 0x40004000; //bit14: 1,1.8v;0,3.3v
writel_relaxed(v,RK30_GRF_BASE + GRF_IO_CON4);
#else
v |= 0xffff0000;
v &= 0xffffbfff;
v = 0x40000000;
writel_relaxed(v,RK30_GRF_BASE + GRF_IO_CON4);
#endif
}
if(lcdc_dev->id == 1) //iomux for lcdc1
{
v = readl_relaxed(RK30_GRF_BASE + GRF_IO_CON4);
#if defined(CONFIG_LCDC1_IO_18V)
v |= 0xffff8000; //bit14: 1,1.8v;0,3.3v
v = 0x80008000; //bit14: 1,1.8v;0,3.3v
writel_relaxed(v,RK30_GRF_BASE + GRF_IO_CON4);
#else
v |= 0xffff0000;
v &= 0xffff7fff;
v = 0x80000000;
writel_relaxed(v,RK30_GRF_BASE + GRF_IO_CON4);
#endif
iomux_set(LCDC1_DCLK);