[U-Boot] [PATCH v2 2/4] arm: lager: Add support QSPI device and enable boot from SPI flash

Nobuhiro Iwamatsu nobuhiro.iwamatsu.yj at renesas.com
Wed Jan 8 02:32:22 CET 2014


This supports SH-QSPI device on lager board, and enable booting from
SPI flash.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj at renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
---
 v2: Remove address definition of SH QSPI
     Move CONFIG_SYS_TEXT_BASE from SPI section.

 include/configs/lager.h | 33 +++++++++++++++++++++++++++++----
 1 file changed, 29 insertions(+), 4 deletions(-)

diff --git a/include/configs/lager.h b/include/configs/lager.h
index 8932825..b6c1954 100644
--- a/include/configs/lager.h
+++ b/include/configs/lager.h
@@ -34,7 +34,15 @@
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_NFS
 #define CONFIG_CMD_BOOTZ
-#define	CONFIG_CMD_FLASH
+
+#if defined(CONFIG_SYS_USE_BOOT_NORFLASH)
+#define CONFIG_CMD_FLASH
+#define CONFIG_SYS_TEXT_BASE	0x00000000
+#else
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SPI
+#define CONFIG_SYS_TEXT_BASE	0xE8080000
+#endif
 
 #define	CONFIG_CMDLINE_TAG
 #define	CONFIG_SETUP_MEMORY_TAGS
@@ -104,8 +112,8 @@
 #define CONFIG_SYS_GBL_DATA_SIZE	(256)
 #define CONFIG_SYS_BOOTMAPSZ		(8 * 1024 * 1024)
 
+#if defined(CONFIG_SYS_USE_BOOT_NORFLASH)
 /* USE NOR FLASH */
-#define CONFIG_SYS_TEXT_BASE	0x00000000
 #define CONFIG_SYS_FLASH_CFI
 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
 #define	CONFIG_FLASH_CFI_DRIVER
@@ -124,10 +132,27 @@
 
 /* ENV setting */
 #define CONFIG_ENV_IS_IN_FLASH
-#define CONFIG_ENV_OVERWRITE	1
-#define CONFIG_ENV_SECT_SIZE	(256 * 1024)
 #define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + \
 				 CONFIG_SYS_MONITOR_LEN)
+
+#else /* CONFIG_SYS_USE_BOOT_NORFLASH */
+
+/* USE SPI */
+#define CONFIG_SPI
+#define CONFIG_SPI_FLASH_BAR
+#define CONFIG_SH_QSPI
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_SPANSION
+#define CONFIG_SYS_NO_FLASH
+
+/* ENV setting */
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_ADDR	0xC0000
+#endif
+
+/* Common ENV setting */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_ENV_SECT_SIZE	(256 * 1024)
 #define CONFIG_ENV_OFFSET	(CONFIG_ENV_ADDR)
 #define CONFIG_ENV_SIZE		(CONFIG_ENV_SECT_SIZE)
 #define CONFIG_ENV_SIZE_REDUND	(CONFIG_SYS_MONITOR_LEN)
-- 
1.8.5



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