From: Chase Maupin <Chase.Maupin@ti.com>
Date: Fri, 8 Feb 2013 11:20:12 +0000 (+0000)
Subject: am335x_evm: Add SPI environment variables
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=63ba7c66d9f56e6e9ab82dab9b8e819c3a1f6f22;p=u-boot.git

am335x_evm: Add SPI environment variables

* Added variables to support SPI booting
* Note that the first 512KiB are reserved for 4 copies of SPL.

Signed-off-by: Chase Maupin <Chase.Maupin@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
---

diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 77bd734e95..54707d45d3 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -75,6 +75,15 @@
 		"${optargs} " \
 		"root=${nandroot} " \
 		"rootfstype=${nandrootfstype}\0" \
+	"spiroot=/dev/mtdblock4 rw\0" \
+	"spirootfstype=jffs2\0" \
+	"spisrcaddr=0xe0000\0" \
+	"spiimgsize=0x362000\0" \
+	"spibusno=0\0" \
+	"spiargs=setenv bootargs console=${console} " \
+		"${optargs} " \
+		"root=${spiroot} " \
+		"rootfstype=${spirootfstype}\0" \
 	"bootenv=uEnv.txt\0" \
 	"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 	"importbootenv=echo Importing environment from mmc ...; " \
@@ -93,6 +102,11 @@
 		"run nandargs; " \
 		"nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
 		"bootm ${loadaddr}\0" \
+	"spiboot=echo Booting from spi ...; " \
+		"run spiargs; " \
+		"sf probe ${spibusno}:0; " \
+		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
+		"bootm ${loadaddr}\0" \
 	"ramboot=echo Booting from ramdisk ...; " \
 		"run ramargs; " \
 		"bootm ${loadaddr}\0" \