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video: fbdev: fsl: Fix the sleep function for FSL DIU module 

For deep sleep, the diu module will power off, when wake up
from the deep sleep, the registers need to be reinitialized.

Signed-off-by: Jason Jin <Jason.Jin@freescale.com>
Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
Acked-by: Timur Tabi <timur@tabi.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Jason Jin 2015-08-14 13:54:09 +08:00 committed by Tomi Valkeinen
parent 1f93e4a96c
commit e03dc19ba9
1 changed files with 8 additions and 1 deletions
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9
drivers/video/fbdev/fsl-diu-fb.c
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@ -1628,9 +1628,16 @@ static int fsl_diu_suspend(struct platform_device *ofdev, pm_message_t state)
static int fsl_diu_resume(struct platform_device *ofdev)
{
struct fsl_diu_data *data;
unsigned int i;
data = dev_get_drvdata(&ofdev->dev);
enable_lcdc(data->fsl_diu_info);
fsl_diu_enable_interrupts(data);
update_lcdc(data->fsl_diu_info);
for (i = 0; i < NUM_AOIS; i++) {
if (data->mfb[i].count)
fsl_diu_enable_panel(&data->fsl_diu_info[i]);
}
return 0;
}