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[U-Boot,v2,3/5] ls102xa: ifc: nor: fix the write issue when bytes unaligned

Message ID 1413530796-12881-3-git-send-email-b18965@freescale.com
State Accepted
Delegated to: York Sun
Headers show

Commit Message

Alison Wang Oct. 17, 2014, 7:26 a.m. UTC 
From: Yuan Yao <yao.yuan@freescale.com>

Add define CONFIG_SYS_WRITE_SWAPPED_DATA.
For LS1021AQDS and LS1021QTWR nor flash write should swap the
bytes when handle unaligned tail bytes.

Because of the ending, if the date bus width is 16-bits and the
number of bytes is odd, we should swap the byte when write the
last one.

Signed-off-by: Yuan Yao <yao.yuan@freescale.com>
---
Change log:
 v2: Change the commits to match with the subject.

 include/configs/ls1021aqds.h | 1 +
 include/configs/ls1021atwr.h | 1 +
 2 files changed, 2 insertions(+)

Comments

York Sun Nov. 25, 2014, 5:55 p.m. UTC | #1 
On 10/17/2014 12:26 AM, Alison Wang wrote:
> From: Yuan Yao <yao.yuan@freescale.com>
> 
> Add define CONFIG_SYS_WRITE_SWAPPED_DATA.
> For LS1021AQDS and LS1021QTWR nor flash write should swap the
> bytes when handle unaligned tail bytes.
> 
> Because of the ending, if the date bus width is 16-bits and the
> number of bytes is odd, we should swap the byte when write the
> last one.
> 
> Signed-off-by: Yuan Yao <yao.yuan@freescale.com>
> ---
> Change log:
>  v2: Change the commits to match with the subject.
> 
>  include/configs/ls1021aqds.h | 1 +
>  include/configs/ls1021atwr.h | 1 +
>  2 files changed, 2 insertions(+)

Applied to u-boot-fsl-qoriq master. Awaiting upstream. Thanks.

York
diff mbox

Patch

diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h
index bb47813..7e78e78 100644
--- a/include/configs/ls1021aqds.h
+++ b/include/configs/ls1021aqds.h
@@ -109,6 +109,7 @@  unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_FLASH_QUIET_TEST
 #define CONFIG_FLASH_SHOW_PROGRESS	45
 #define CONFIG_CFI_FLASH_USE_WEAK_ACCESSORS
+#define CONFIG_SYS_WRITE_SWAPPED_DATA
 
 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* number of banks */
 #define CONFIG_SYS_MAX_FLASH_SECT	1024	/* sectors per device */
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index 45b2272..2427f2e 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -93,6 +93,7 @@ 
 #define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE_PHYS }
 
 #define CONFIG_CFI_FLASH_USE_WEAK_ACCESSORS
+#define CONFIG_SYS_WRITE_SWAPPED_DATA
 
 /* CPLD */