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[U-Boot,v2,10/16] colibri_t20: enable mtdparts support

Message ID 229c0209faf8254396b2e28d63525e6dcb078745.1437426110.git.marcel.ziswiler@toradex.com
State Superseded
Delegated to: Tom Warren
Headers show

Commit Message

Marcel Ziswiler July 20, 2015, 10:35 p.m. UTC 
From: Marcel Ziswiler <marcel.ziswiler@toradex.com>

Enable mtdparts aka dynamic MTD partition support.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
---
Changes in v2:
Actually set mtdparts environment variable as part of the board extra ones.

 include/configs/colibri_t20.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

diff --git a/include/configs/colibri_t20.h b/include/configs/colibri_t20.h
index 24880c3..a5f0a35 100644
--- a/include/configs/colibri_t20.h
+++ b/include/configs/colibri_t20.h
@@ -64,6 +64,17 @@ 
 #define CONFIG_TEGRA_NAND
 #define CONFIG_SYS_MAX_NAND_DEVICE     1
 
+/* Dynamic MTD partition support */
+#define CONFIG_CMD_MTDPARTS	/* Enable 'mtdparts' command line support */
+#define CONFIG_MTD_PARTITIONS
+#define CONFIG_MTD_DEVICE	/* needed for mtdparts commands */
+#define MTDIDS_DEFAULT		"nand0=tegra_nand"
+#define MTDPARTS_DEFAULT	"mtdparts=tegra_nand:"		\
+				"2m(u-boot)ro,"			\
+				"1m(u-boot-env),"		\
+				"1m(cfgblock)ro,"		\
+				"-(ubi)"
+
 /* Environment in NAND, 64K is a bit excessive but erase block is 512K anyway */
 #define CONFIG_ENV_IS_IN_NAND
 #define CONFIG_ENV_OFFSET              (SZ_2M)
@@ -76,6 +87,9 @@ 
 /* Miscellaneous commands */
 #define CONFIG_FAT_WRITE
 
+#define BOARD_EXTRA_ENV_SETTINGS \
+	"mtdparts=" MTDPARTS_DEFAULT "\0"
+
 /* Increase console I/O buffer size */
 #undef CONFIG_SYS_CBSIZE
 #define CONFIG_SYS_CBSIZE		1024