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mfd:rk616:support lcd1 as RGB output port

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This commit is contained in:
yxj
2013-04-21 10:50:19 +08:00
parent ae21e9c281
commit 601de0bf05
1 changed files with 17 additions and 28 deletions
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45
drivers/video/display/transmitter/rk616_lvds.c
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@@ -310,27 +310,20 @@ static int rk616_set_router(struct mfd_rk616 *rk616,rk_screen *screen)
}
else if((pdata->lcd0_func == INPUT) && (pdata->lcd1_func == OUTPUT))
{
if(screen->type == SCREEN_RGB)
{
route->vif0_bypass = 1;
route->vif0_en = 0;
route->vif1_bypass = 1;
route->vif1_en = 0;
route->sclin_sel = 0; // scl from vif0
route->scl_en = 1;
route->dither_sel = 1;
route->hdmi_sel = 2; //hdmi from lcd0
route->lcd1_input = 0; //lcd1 as out put
route->lvds_en = 0;
dev_info(rk616->dev,
"rk616 use lcd0 as input and lcd1 as"
"output for dual display\n");
}
else
{
dev_err(rk616->dev,"rk616 lcd1 only support RGB port in output mode\n");
return -EINVAL;
}
route->vif0_bypass = 1;
route->vif0_en = 0;
route->vif1_bypass = 1;
route->vif1_en = 0;
route->sclin_sel = 0; // scl from vif0
route->scl_en = 1;
route->dither_sel = 0;
route->hdmi_sel = 2; //hdmi from lcd0
route->lcd1_input = 0; //lcd1 as out put
route->lvds_en = 0;
dev_info(rk616->dev,
"rk616 use lcd0 as input and lcd1 as"
"output for dual display\n");
}
else if((pdata->lcd0_func == UNUSED) && (pdata->lcd1_func == INPUT))
{
@@ -400,8 +393,7 @@ static int rk616_display_router_cfg(struct mfd_rk616 *rk616,rk_screen *screen)
if(!route->lcd1_input) //set lcd1 port for output as RGB interface
{
val &= ~(LCD1_INPUT_EN);
val |= (LCD1_INPUT_EN << 16);
val = (LCD1_INPUT_EN << 16);
ret = rk616->write_dev(rk616,CRU_IO_CON0,&val);
}
}
@@ -434,11 +426,6 @@ static int rk616_display_router_cfg(struct mfd_rk616 *rk616,rk_screen *screen)
dev_info(rk616->dev,"rk616 use single lvds channel.......\n");
}
val = FRC_DCLK_INV | (FRC_DCLK_INV << 16);
ret = rk616->write_dev(rk616,FRC_REG,&val);
}
else //mux lvds port to RGB mode
{
@@ -457,6 +444,8 @@ static int rk616_display_router_cfg(struct mfd_rk616 *rk616,rk_screen *screen)
}
val = FRC_DCLK_INV | (FRC_DCLK_INV << 16);
ret = rk616->write_dev(rk616,FRC_REG,&val);
ret = rk616_vif_cfg(rk616,screen,0);
ret = rk616_vif_cfg(rk616,screen,1);