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mfd:rk616:vif:disable vif when hdmi remove

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This commit is contained in:
yxj
2013-05-09 10:41:07 +08:00
parent 79262c5a6c
commit 5e98fe59cc
1 changed files with 34 additions and 0 deletions
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34
drivers/mfd/rk616-vif.c
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@@ -117,7 +117,34 @@ int rk616_vif_cfg(struct mfd_rk616 *rk616,rk_screen *screen,int id)
}
static int rk616_vif_disable(struct mfd_rk616 *rk616,int id)
{
u32 val = 0;
int ret = 0;
printk(KERN_INFO "rk616 vif%d disable\n",id);
if(id == 0) //video interface 0
{
val = (VIF0_EN << 16); //disable vif0
ret = rk616->write_dev(rk616,VIF0_REG0,&val);
clk_set_rate(rk616->mclk, 11289600);
return 0;
}
else //vide0 interface 1
{
val = (VIF0_EN << 16); //disabl VIF1
ret = rk616->write_dev(rk616,VIF1_REG0,&val);
clk_set_rate(rk616->mclk, 11289600);
return 0;
}
return 0;
}
static int rk616_scaler_disable(struct mfd_rk616 *rk616)
{
u32 val = 0;
@@ -612,6 +639,13 @@ int rk616_set_vif(struct mfd_rk616 *rk616,rk_screen *screen,bool connect)
{
pdata = rk616->pdata;
}
if(!connect)
{
rk616_vif_disable(rk616,0);
rk616_vif_disable(rk616,1);
return 0;
}
#if defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
return 0;
#else