[U-Boot] [PATCH 1/1] versatile: board configs: Use buffered writes on flash

Jagannadha Sutradharudu Teki 402jagan at gmail.com
Sun Jul 29 16:26:08 CEST 2012


This patch provides a support to use buffered writes on flash
for versatile and vexpress boards.

This will certainly increase the flash writes.

Signed-off-by: Jagannadha Sutradharudu Teki <402jagan at gmail.com>
---
 include/configs/ca9x4_ct_vxp.h |    2 ++
 include/configs/versatile.h    |    1 +
 2 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/include/configs/ca9x4_ct_vxp.h b/include/configs/ca9x4_ct_vxp.h
index 14b8146..c67be37 100644
--- a/include/configs/ca9x4_ct_vxp.h
+++ b/include/configs/ca9x4_ct_vxp.h
@@ -170,6 +170,8 @@
 /* Room required on the stack for the environment data */
 #define CONFIG_ENV_SIZE			FLASH_MAX_SECTOR_SIZE
 
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
+
 /*
  * Amount of flash used for environment:
  * We don't know which end has the small erase blocks so we use the penultimate
diff --git a/include/configs/versatile.h b/include/configs/versatile.h
index ff23a92..32ffd56 100644
--- a/include/configs/versatile.h
+++ b/include/configs/versatile.h
@@ -241,6 +241,7 @@
 #define CONFIG_SYS_FLASH_PROTECTION	/* The devices have real protection */
 #define CONFIG_SYS_FLASH_EMPTY_INFO	/* flinfo indicates empty blocks */
 
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
 #endif
 
 #endif	/* __CONFIG_H */
-- 
1.7.0.4



More information about the U-Boot mailing list