diff options
| author | Ash Charles <ashcharles@gmail.com> | 2014-05-21 14:04:48 -0700 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-05-23 16:12:02 -0400 |
| commit | dbba3daf9e4aac9cc9c8fcfdc886393c940fe764 (patch) | |
| tree | 586314f31635292012a7d6a69e40115e2b5fbda1 | |
| parent | 0b3fde113648b7e08089be96606c06f52d9a0953 (diff) | |
OMAP3: overo: add command support for mtd and ubi
The NAND linux partition format default was changed from jffs2 to ubi in
254973e6df0e48f1a72b67905185c774dcd9f394 but the corresponding commands were
not enabled.
Signed-off-by: Peter A. Bigot <pab@pabigot.com>
Tested-by: Ash Charles <ash@gumstix.com>
| -rw-r--r-- | include/configs/omap3_overo.h | 40 |
1 files changed, 37 insertions, 3 deletions
diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h index f26d06937c..7823aa1999 100644 --- a/include/configs/omap3_overo.h +++ b/include/configs/omap3_overo.h @@ -43,9 +43,11 @@ /* * Size of malloc() pool */ -#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ - /* Sector */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) +#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ + +/* Shift 128 << 15 provides 4 MiB heap to support UBI commands. + * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 15)) /* * Hardware drivers @@ -97,6 +99,37 @@ #undef CONFIG_CMD_NFS /* NFS support */ #define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ +#ifdef CONFIG_CMD_NAND + +#define CONFIG_CMD_MTDPARTS /* MTD partition support */ +#define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ +#define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ + +#define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ +#define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ + +#define CONFIG_MTD_DEVICE /* required by CONFIG_CMD_MTDPARTS */ +#define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ + +/* NAND block size is 128 KiB. Synchronize these values with + * overo_nand_partitions in mach-omap2/board-overo.c in Linux: + * xloader 4 * NAND_BLOCK_SIZE = 512 KiB + * uboot 14 * NAND_BLOCK_SIZE = 1792 KiB + * uboot environtment 2 * NAND_BLOCK_SIZE = 256 KiB + * linux 32 * NAND_BLOCK_SIE = 4 MiB + * rootfs remainder + */ +#define MTDIDS_DEFAULT "nand0=omap2-nand.0" +#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ + "512k(xloader)," \ + "1792k(u-boot)," \ + "256k(environ)," \ + "4m(linux)," \ + "-(rootfs)" +#else /* CONFIG_CMD_NAND */ +#define MTDPARTS_DEFAULT +#endif /* CONFIG_CMD_NAND */ + #define CONFIG_SYS_NO_FLASH #define CONFIG_SYS_I2C #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 @@ -145,6 +178,7 @@ "mmcrootfstype=ext3 rootwait\0" \ "nandroot=ubi0:rootfs ubi.mtd=4\0" \ "nandrootfstype=ubifs\0" \ + "mtdparts=" MTDPARTS_DEFAULT "\0" \ "mmcargs=setenv bootargs console=${console} " \ "${optargs} " \ "mpurate=${mpurate} " \ |