[U-Boot] [PATCH] arm: imx: make bmode command work with SPL/U-Boot combo

[Stefano Babic <sbabic@denx.de>]

Hi Nikita,

On 29/10/2014 18:28, Nikita Kiryanov wrote:
> The bmode command forces the SoC to use a specific boot device
> by writing its boot mode into SRC_GPR9, and notifying the SoC of
> the change using SRC_GPR10[28] bit: if the bit is on, bootROM
> uses the value in SRC_GPR9 instead of SRC_SMBR1 to determine
> the boot device.
> 
> SPL on the other hand is oblivious to this distinction, so once
> the bootROM loads SPL from the device configured in SRC_GPR10,
> SPL will attempt to load U-Boot from the device configured in
> SRC_SMBR1, which is not updated by the bootROM to the value in
> SRC_GPR9.
> 
> The result is that the selected boot device is not used across all
> the boot stages.
> 
> Update spl_boot_device() to look at gpr9 when necessary.
> 
> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
> Cc: Stefano Babic <sbabic@denx.de>
> Cc: Troy Kisky <troy.kisky@boundarydevices.com>
> Cc: Tim Harvey <tharvey@gateworks.com>
> Cc: Eric Nelson <eric.nelson@boundarydevices.com>
> Cc: Fabio Estevam <fabio.estevam@freescale.com>
> Cc: Heiko Schocher <hs@denx.de>
> ---

Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic


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