video/da8xx-fb: Cache-align memory allocations

Resort to malloc_cache_aligned() rather than malloc() which also removes
'CACHE: Misaligned operation at range' warnings.
Signed-off-by: NNiko Mauno <niko.mauno@vaisala.com>

drivers/video/da8xx-fb.c

@@ -14,7 +14,7 @@
  */
 
 #include <common.h>
-#include <malloc.h>
+#include <memalign.h>
 #include <video_fb.h>
 #include <linux/list.h>
 #include <linux/fb.h>
@@ -924,7 +924,7 @@ void *video_hw_init(void)
 	      da8xx_lcd_cfg->bpp);
 
 	size = sizeof(struct fb_info) + sizeof(struct da8xx_fb_par);
-	da8xx_fb_info = malloc(size);
+	da8xx_fb_info = malloc_cache_aligned(size);
 	debug("da8xx_fb_info at %x\n", (unsigned int)da8xx_fb_info);
 
 	if (!da8xx_fb_info) {
@@ -949,7 +949,7 @@ void *video_hw_init(void)
 			da8xx_lcd_cfg->bpp;
 	par->vram_size = par->vram_size * LCD_NUM_BUFFERS / 8;
 
-	par->vram_virt = malloc(par->vram_size);
+	par->vram_virt = malloc_cache_aligned(par->vram_size);
 
 	par->vram_phys = (dma_addr_t) par->vram_virt;
 	debug("Requesting 0x%x bytes for framebuffer at 0x%x\n",
@@ -972,7 +972,7 @@ void *video_hw_init(void)
 		da8xx_fb_fix.line_length - 1;
 
 	/* allocate palette buffer */
-	par->v_palette_base = malloc(PALETTE_SIZE);
+	par->v_palette_base = malloc_cache_aligned(PALETTE_SIZE);
 	if (!par->v_palette_base) {
 		printf("GLCD: malloc for palette buffer failed\n");
 		goto err_release_fb_mem;