DART-6UL 128MB DRAM: Difference between revisions
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{{PageHeader|DART-6UL - 128MB DRAM}} {{DocImage|category1=DART-6UL|category2=Yocto}} | |||
= Using LCD display = | = Using LCD display = | ||
On SOMs with 128MB DRAM apply the following patch to the Linux kernel source to fix framebuffer memory allocation: | On SOMs with 128MB DRAM apply the following patch to the Linux kernel source to fix framebuffer memory allocation: | ||
Revision as of 09:12, 27 January 2017
DART-6UL - 128MB DRAM
Using LCD display
On SOMs with 128MB DRAM apply the following patch to the Linux kernel source to fix framebuffer memory allocation:
<syntaxhighlight lang="diff"> diff --git a/drivers/video/fbdev/mxsfb.c b/drivers/video/fbdev/mxsfb.c index deec998..dd2f481 100644 --- a/drivers/video/fbdev/mxsfb.c +++ b/drivers/video/fbdev/mxsfb.c @@ -1249,7 +1249,7 @@ static int mxsfb_init_fbinfo(struct mxsfb_info *host)
fb_info->fix.line_length =
fb_info->var.xres * (fb_info->var.bits_per_pixel >> 3);
- fb_info->fix.smem_len = SZ_32M; + fb_info->fix.smem_len = SZ_16M;
/* Memory allocation for framebuffer */
if (mxsfb_map_videomem(fb_info) < 0)