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 Acked-by: Stephen Warren swarren@nvidia.com --- 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(+)
diff --git a/include/configs/colibri_t20.h b/include/configs/colibri_t20.h index 2eb043a..7c16e7b 100644 --- a/include/configs/colibri_t20.h +++ b/include/configs/colibri_t20.h @@ -63,6 +63,17 @@ #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) @@ -75,6 +86,9 @@ /* 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