Add support for the AMD/ATI SB600 southbridge SPI functionality.

This has been tested by Uwe Hermann on an RS690/SB600 board.

Signed-off-by: Jason Wang <Qingpei.Wang@amd.com>
Reviewed-by: Joe Bao <zheng.bao@amd.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3779 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Jason Wang
2008-11-28 21:36:51 +00:00
committed by Uwe Hermann
parent 4ed326be5d
commit f22ce41840
7 changed files with 246 additions and 20 deletions

View File

@ -80,6 +80,11 @@
#define JEDEC_RDSR_INSIZE 0x01
#define JEDEC_RDSR_BIT_WIP (0x01 << 0)
/* Write Status Enable */
#define JEDEC_EWSR 0x50
#define JEDEC_EWSR_OUTSIZE 0x01
#define JEDEC_EWSR_INSIZE 0x00
/* Write Status Register */
#define JEDEC_WRSR 0x01
#define JEDEC_WRSR_OUTSIZE 0x02