5 Feb
2020
5 Feb
'20
7:42 a.m.
-----Original Message----- From: U-Boot u-boot-bounces@lists.denx.de On Behalf Of Alison Wang Sent: Tuesday, January 21, 2020 1:03 PM To: Priyanka Jain priyanka.jain@nxp.com; u-boot@lists.denx.de Cc: Alison Wang alison.wang@nxp.com; Peng Ma peng.ma@nxp.com Subject: [PATCH] configs: ls1021a: Reserve low memory for CMA
The default reserved memory for CMA is high memory. If LPAE is enabled, highmem pages are non-remapped and can not be used with dma_alloc_coherent. This patch will reserve low memory for CMA and fix the issue on LS1021A.
Signed-off-by: Peng Ma peng.ma@nxp.com Signed-off-by: Shengzhou Liu Shengzhou.Liu@nxp.com Signed-off-by: Alison Wang alison.wang@nxp.com
Patch applied on u-boot-fsl-qoriq/master. Awaiting upstream -priyankajain