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authoruwe <uwe@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1>2008-11-28 21:36:51 +0000
committeruwe <uwe@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1>2008-11-28 21:36:51 +0000
commit7bddb369910f3bf32fe33138b8e66cde3faa8922 (patch)
treeb1e437eb9e184676bc4ca62472bfb103ca4d2196 /spi.h
parent26f9fa7080777b1ed6d1c8b06e30520a0efe9537 (diff)
downloadflashrom-7bddb369910f3bf32fe33138b8e66cde3faa8922.tar.gz
Original v2 revision: 3779
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: https://code.coreboot.org/svn/flashrom/trunk@351 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'spi.h')
-rw-r--r--spi.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/spi.h b/spi.h
index c096dce..25ce297 100644
--- a/spi.h
+++ b/spi.h
@@ -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