[U-Boot] [PATCH 3/3] am33xx: Add SPI SPL as an option

[Tom Rini]

On Wed, Oct 17, 2012 at 08:47:57AM +0200, Peter Korsgaard wrote:
> >>>>> "Tom" == Tom Rini <trini at ti.com> writes:
> 
>  Tom> Add the required config.mk logic for this SoC as well as the BOOT_DEVICE
>  Tom> define.  Finally, enable the options on the am335x_evm.
> 
>  Tom> Signed-off-by: Tom Rini <trini at ti.com>
>  Tom> ---
>  Tom>  arch/arm/cpu/armv7/am33xx/config.mk    |    1 +
>  Tom>  arch/arm/include/asm/arch-am33xx/spl.h |    1 +
>  Tom>  include/configs/am335x_evm.h           |    7 +++++++
>  Tom>  3 files changed, 9 insertions(+)
> 
>  Tom> diff --git a/arch/arm/cpu/armv7/am33xx/config.mk b/arch/arm/cpu/armv7/am33xx/config.mk
>  Tom> index 5750bbd..babf0eb 100644
>  Tom> --- a/arch/arm/cpu/armv7/am33xx/config.mk
>  Tom> +++ b/arch/arm/cpu/armv7/am33xx/config.mk
>  Tom> @@ -13,6 +13,7 @@
>  Tom>  #
>  Tom>  ifdef CONFIG_SPL_BUILD
>  Tom>  ALL-y	+= $(OBJTREE)/MLO
>  Tom> +ALL-$(CONFIG_SPL_SPI_SUPPORT) += $(OBJTREE)/MLO.byteswap
>  Tom>  else
>  Tom>  ALL-y	+= $(obj)u-boot.img
>  Tom>  endif
>  Tom> diff --git a/arch/arm/include/asm/arch-am33xx/spl.h b/arch/arm/include/asm/arch-am33xx/spl.h
>  Tom> index 63ed10b..644ff35 100644
>  Tom> --- a/arch/arm/include/asm/arch-am33xx/spl.h
>  Tom> +++ b/arch/arm/include/asm/arch-am33xx/spl.h
>  Tom> @@ -27,6 +27,7 @@
>  Tom>  #define BOOT_DEVICE_NAND	5
>  Tom>  #define BOOT_DEVICE_MMC1	8
>  Tom>  #define BOOT_DEVICE_MMC2	9	/* eMMC or daughter card */
>  Tom> +#define BOOT_DEVICE_SPI		11
> 
> 11? According to the TRM (spuh73f, pg4295) spi is 21.

Correct.  I hadn't seen the table before and all of those numbers come
from run-time testing.  I'm filing a bug against the TRM now, thanks!

-- 
Tom
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