shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-11 13:27:06 +09:00
Code Issues Packages Projects Releases Wiki Activity

rk3066b lcdc: turn on frame start interrupt after all lcdc register resumed

Browse Source
This commit is contained in:
yxj
2012-11-03 16:43:48 +08:00
parent eb3d196914
commit b9b12ad8da
1 changed files with 28 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
drivers/video/rockchip/lcdc/rk3066b_lcdc.c
View File

@@ -353,8 +353,6 @@ static int rk3066b_lcdc_blank(struct rk_lcdc_device_driver*lcdc_drv,int layer_id
{
struct rk3066b_lcdc_device * lcdc_dev = container_of(lcdc_drv,struct rk3066b_lcdc_device ,driver);
printk(KERN_INFO "%s>>>>>%d\n",__func__, blank_mode);
spin_lock(&lcdc_dev->reg_lock);
if(likely(lcdc_dev->clk_on))
{
@@ -371,6 +369,7 @@ static int rk3066b_lcdc_blank(struct rk_lcdc_device_driver*lcdc_drv,int layer_id
break;
}
LCDC_REG_CFG_DONE();
printk(KERN_INFO "%s>>>>>%d\n",__func__, blank_mode);
}
spin_unlock(&lcdc_dev->reg_lock);
@@ -785,6 +784,22 @@ static int rk3066b_fb_get_layer(struct rk_lcdc_device_driver *dev_drv,const char
return layer_id;
}
static void rk3066b_lcdc_reg_dump(struct rk3066b_lcdc_device *lcdc_dev)
{
int *cbase = (int *)lcdc_dev->reg_vir_base;
int v;
int i,j;
for(i=0; i<=(0xa0>>4);i++)
{
for(j=0;j<4;j++)
printk("%08x ",readl(cbase+i*4 +j));
printk("\n");
}
}
int rk3066b_lcdc_early_suspend(struct rk_lcdc_device_driver *dev_drv)
{
struct rk3066b_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk3066b_lcdc_device,driver);
@@ -805,7 +820,7 @@ int rk3066b_lcdc_early_suspend(struct rk_lcdc_device_driver *dev_drv)
}
mdelay(1);
mdelay(30);
clk_disable(lcdc_dev->dclk);
clk_disable(lcdc_dev->hclk);
clk_disable(lcdc_dev->aclk);
@@ -826,12 +841,18 @@ int rk3066b_lcdc_early_resume(struct rk_lcdc_device_driver *dev_drv)
clk_enable(lcdc_dev->dclk);
clk_enable(lcdc_dev->aclk);
}
memcpy((u8*)lcdc_dev->preg, (u8*)&lcdc_dev->regbak, 0xc4); //resume reg
mdelay(5);
memcpy((u8*)lcdc_dev->preg, (u8*)&lcdc_dev->regbak, 0x24); //resume reg ,skip INT_STATUS reg
memcpy(((u8*)lcdc_dev->preg) + 0x28,((u8*)&lcdc_dev->regbak) + 0x28, 0x74);
spin_lock(&lcdc_dev->reg_lock);
if(lcdc_dev->atv_layer_cnt)
{
LcdMskReg(lcdc_dev, SYS_CFG,m_LCDC_STANDBY,v_LCDC_STANDBY(0));
LcdMskReg(lcdc_dev, INT_STATUS, m_SCANNING_CLEAR | m_FRM_STARTCLEAR | m_HOR_STARTCLEAR |
m_SCANNING_MASK | m_HOR_STARTMASK | m_FRM_STARTMASK ,
v_SCANNING_CLEAR(1) | v_FRM_STARTCLEAR(1) | v_HOR_STARTCLEAR(1) |
v_SCANNING_MASK(1) | v_FRM_STARTMASK(0) | v_HOR_STARTMASK(1));
LCDC_REG_CFG_DONE();
}
lcdc_dev->clk_on = 1;
@@ -1063,17 +1084,17 @@ static struct platform_driver rk3066b_lcdc_driver = {
},
.suspend = rk3066b_lcdc_suspend,
.resume = rk3066b_lcdc_resume,
.shutdown = rk3066b_lcdc_shutdown,
.shutdown = rk3066b_lcdc_shutdown,
};
static int __init rk3066b_lcdc_init(void)
{
return platform_driver_register(&rk3066b_lcdc_driver);
return platform_driver_register(&rk3066b_lcdc_driver);
}
static void __exit rk3066b_lcdc_exit(void)
{
platform_driver_unregister(&rk3066b_lcdc_driver);
platform_driver_unregister(&rk3066b_lcdc_driver);
}