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| author | Sourav Poddar <sourav.poddar@ti.com> | 2014-05-19 16:53:37 -0400 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-06-06 17:46:12 -0400 |
| commit | 7a5f71bc4056591574ea122ba58c55d14145eeb0 (patch) | |
| tree | 0a3bcaf7058faaffcfd34fd148ff2ddb395473ee /include/configs/am43xx_evm.h | |
| parent | 867f03040f771a95323925b569eaf3b911b9eb14 (diff) | |
| download | blackbird-obmc-uboot-7a5f71bc4056591574ea122ba58c55d14145eeb0.tar.gz blackbird-obmc-uboot-7a5f71bc4056591574ea122ba58c55d14145eeb0.zip | |
am43xx_evm: Add qspiboot target
The ePOS EVM and EVM SK have QSPI as an option to boot. Add a qspiboot
target that utilizes QSPI for env and so forth as an example of best
practices. As QSPI is booted from directly we need to chang
CONFIG_SYS_TEXT_BASE.
Note that on ePOS EVM the QSPI and NAND are mutually exclusive choices
we need to handle that elsewhere, once NAND support is also added.
Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'include/configs/am43xx_evm.h')
| -rw-r--r-- | include/configs/am43xx_evm.h | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/include/configs/am43xx_evm.h b/include/configs/am43xx_evm.h index d5e6c4b0dc..c1c0035d71 100644 --- a/include/configs/am43xx_evm.h +++ b/include/configs/am43xx_evm.h @@ -48,15 +48,15 @@ * Since SPL did pll and ddr initialization for us, * we don't need to do it twice. */ -#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) +#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_QSPI_BOOT) #define CONFIG_SKIP_LOWLEVEL_INIT #endif /* Now bring in the rest of the common code. */ #include <configs/ti_armv7_common.h> -/* Always 128 KiB env size */ -#define CONFIG_ENV_SIZE (128 << 10) +/* Always 64 KiB env size */ +#define CONFIG_ENV_SIZE (64 << 10) #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG @@ -86,6 +86,30 @@ #define CONFIG_OMAP_USB_PHY #define CONFIG_AM437X_USB2PHY2_HOST +#ifdef CONFIG_QSPI_BOOT +#define CONFIG_SYS_TEXT_BASE 0x30000000 +#undef CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_SYS_REDUNDAND_ENVIRONMENT +#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED +#define CONFIG_ENV_SECT_SIZE (64 << 10) /* 64 KB sectors */ +#define CONFIG_ENV_OFFSET 0x110000 +#define CONFIG_ENV_OFFSET_REDUND 0x120000 +#ifdef MTDIDS_DEFAULT +#undef MTDIDS_DEFAULT +#endif +#ifdef MTDPARTS_DEFAULT +#undef MTDPARTS_DEFAULT +#endif +#define MTDPARTS_DEFAULT "mtdparts=qspi.0:512k(QSPI.u-boot)," \ + "512k(QSPI.u-boot.backup)," \ + "512k(QSPI.u-boot-spl-os)," \ + "64k(QSPI.u-boot-env)," \ + "64k(QSPI.u-boot-env.backup)," \ + "8m(QSPI.kernel)," \ + "-(QSPI.file-system)" +#endif + /* SPI */ #undef CONFIG_OMAP3_SPI #define CONFIG_TI_QSPI @@ -94,6 +118,7 @@ #define CONFIG_CMD_SF #define CONFIG_CMD_SPI #define CONFIG_TI_SPI_MMAP +#define CONFIG_SPI_FLASH_BAR #define CONFIG_QSPI_SEL_GPIO 48 #define CONFIG_SF_DEFAULT_SPEED 48000000 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_3 |
