diff options
Diffstat (limited to 'drivers/video/atmel_lcdfb.c')
| -rw-r--r-- | drivers/video/atmel_lcdfb.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 235b618b411..f8e71114750 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -30,7 +30,7 @@ #define ATMEL_LCDC_CVAL_DEFAULT 0xc8 #define ATMEL_LCDC_DMA_BURST_LEN 8 -#if defined(CONFIG_ARCH_AT91SAM9263) +#if defined(CONFIG_ARCH_AT91SAM9263) || defined(CONFIG_ARCH_AT91CAP9) #define ATMEL_LCDC_FIFO_SIZE 2048 #else #define ATMEL_LCDC_FIFO_SIZE 512 @@ -268,6 +268,10 @@ static int atmel_lcdfb_set_par(struct fb_info *info) /* Turn off the LCD controller and the DMA controller */ lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); + /* Wait for the LCDC core to become idle */ + while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) + msleep(10); + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); if (info->var.bits_per_pixel == 1) @@ -797,5 +801,5 @@ module_init(atmel_lcdfb_init); module_exit(atmel_lcdfb_exit); MODULE_DESCRIPTION("AT91/AT32 LCD Controller framebuffer driver"); -MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@rfo.atmel.com>"); +MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@atmel.com>"); MODULE_LICENSE("GPL"); |