diff options
author | Simon Schwarz <simonschwarzcor@googlemail.com> | 2011-09-14 15:29:26 -0400 |
---|---|---|
committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-09-30 22:00:54 +0200 |
commit | bb085b87e587b5ea98519d95c8b24f603d91360a (patch) | |
tree | 5b0a6a6b0243302d08e747c60e453e1d1aaa0537 /arch/arm/cpu/armv7/omap3 | |
parent | b88e42560b7f6b9766faf52340638ec8b8ce1e3f (diff) | |
download | u-boot-imx-bb085b87e587b5ea98519d95c8b24f603d91360a.zip u-boot-imx-bb085b87e587b5ea98519d95c8b24f603d91360a.tar.gz u-boot-imx-bb085b87e587b5ea98519d95c8b24f603d91360a.tar.bz2 |
omap-common: add nand spl support
Add NAND support for the new SPL structure.
Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/omap3')
-rw-r--r-- | arch/arm/cpu/armv7/omap3/board.c | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c index 0448bc9..1b3ef69 100644 --- a/arch/arm/cpu/armv7/omap3/board.c +++ b/arch/arm/cpu/armv7/omap3/board.c @@ -39,6 +39,7 @@ #include <asm/cache.h> #include <asm/armv7.h> #include <asm/arch/gpio.h> +#include <asm/omap_common.h> /* Declarations */ extern omap3_sysinfo sysinfo; @@ -56,6 +57,41 @@ static const struct gpio_bank gpio_bank_34xx[6] = { const struct gpio_bank *const omap_gpio_bank = gpio_bank_34xx; +#ifdef CONFIG_SPL_BUILD +/* +* We use static variables because global data is not ready yet. +* Initialized data is available in SPL right from the beginning. +* We would not typically need to save these parameters in regular +* U-Boot. This is needed only in SPL at the moment. +*/ +u32 omap3_boot_device = BOOT_DEVICE_NAND; + +/* auto boot mode detection is not possible for OMAP3 - hard code */ +u32 omap_boot_mode(void) +{ + switch (omap_boot_device()) { + case BOOT_DEVICE_MMC2: + return MMCSD_MODE_RAW; + case BOOT_DEVICE_MMC1: + return MMCSD_MODE_FAT; + break; + case BOOT_DEVICE_NAND: + return NAND_MODE_HW_ECC; + break; + default: + puts("spl: ERROR: unknown device - can't select boot mode\n"); + hang(); + } +} + +u32 omap_boot_device(void) +{ + return omap3_boot_device; +} + +#endif /* CONFIG_SPL_BUILD */ + + /****************************************************************************** * Routine: delay * Description: spinning delay to use before udelay works @@ -197,6 +233,10 @@ void s_init(void) per_clocks_enable(); +#ifdef CONFIG_SPL_BUILD + preloader_console_init(); +#endif + if (!in_sdram) mem_init(); } @@ -245,7 +285,7 @@ void abort(void) { } -#ifdef CONFIG_NAND_OMAP_GPMC +#if defined(CONFIG_NAND_OMAP_GPMC) & !defined(CONFIG_SPL_BUILD) /****************************************************************************** * OMAP3 specific command to switch between NAND HW and SW ecc *****************************************************************************/ @@ -273,7 +313,7 @@ U_BOOT_CMD( "[hw/sw] - Switch between NAND hardware (hw) or software (sw) ecc algorithm" ); -#endif /* CONFIG_NAND_OMAP_GPMC */ +#endif /* CONFIG_NAND_OMAP_GPMC & !CONFIG_SPL_BUILD */ #ifdef CONFIG_DISPLAY_BOARDINFO /** @@ -410,3 +450,9 @@ void enable_caches(void) dcache_enable(); } #endif + +void omap_rev_string(char *omap_rev_string) +{ + sprintf(omap_rev_string, "OMAP3, sorry revision detection" \ + " unimplemented"); +} |