diff options
Diffstat (limited to 'drivers/video/atmel_hlcdfb.c')
| -rw-r--r-- | drivers/video/atmel_hlcdfb.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c index 47078fd..f77da2e 100644 --- a/drivers/video/atmel_hlcdfb.c +++ b/drivers/video/atmel_hlcdfb.c @@ -426,7 +426,9 @@ static void atmel_hlcdc_init(struct udevice *dev) writel(~0UL, ®s->lcdc_baseidr); /* Setup the DMA descriptor, this descriptor will loop to itself */ - desc = (struct lcd_dma_desc *)(uc_plat->base - 16); + desc = memalign(CONFIG_SYS_CACHELINE_SIZE, sizeof(*desc)); + if (!desc) + return; desc->address = (u32)uc_plat->base; @@ -436,7 +438,9 @@ static void atmel_hlcdc_init(struct udevice *dev) desc->next = (u32)desc; /* Flush the DMA descriptor if we enabled dcache */ - flush_dcache_range((u32)desc, (u32)desc + sizeof(*desc)); + flush_dcache_range((u32)desc, + ALIGN(((u32)desc + sizeof(*desc)), + CONFIG_SYS_CACHELINE_SIZE)); writel(desc->address, ®s->lcdc_baseaddr); writel(desc->control, ®s->lcdc_basectrl); |