On 01/26/2018 03:57 PM, Lukasz Majewski wrote:
> This patch tries to solve the problem described in following patch:
> https://patchwork.ozlabs.org/patch/796237/
You should explain what the problem is in the commit message. Random
link to a random website which may go away at some point is useless.
Having it below --- is fine, but in the commit message it's not.
> The main argument against the above code was the potential lack of
> consistency if we boot SPL from the SD card (and then eMMC may load
> u-boot proper).
>
> This patch preserves this consistency if spl_boot_device() detects boot
> from either SD card or eMMC.
>
> It only will change boot device if boot from non-SD/eMMC device is
> detected - i.e SPI-NOR (as in this case).
And from this, I don't really understand what this patch is trying to
solve. IMO it'd be better to solve this on a board-level.
> Signed-off-by: Lukasz Majewski <lu...@denx.de>
> ---
>
> arch/arm/mach-imx/spl.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-imx/spl.c b/arch/arm/mach-imx/spl.c
> index 6c16872f59..735d9f6261 100644
> --- a/arch/arm/mach-imx/spl.c
> +++ b/arch/arm/mach-imx/spl.c
> @@ -134,7 +134,12 @@ int g_dnl_bind_fixup(struct usb_device_descriptor *dev,
> const char *name)
> /* called from spl_mmc to see type of boot mode for storage (RAW or FAT) */
> u32 spl_boot_mode(const u32 boot_device)
> {
> - switch (spl_boot_device()) {
> + u32 spl_bd = spl_boot_device();
> +
> + if (spl_bd != BOOT_DEVICE_MMC1)
> + spl_bd = boot_device;
> +
> + switch (spl_bd) {
> /* for MMC return either RAW or FAT mode */
> case BOOT_DEVICE_MMC1:
> case BOOT_DEVICE_MMC2:
>
--
Best regards,
Marek Vasut
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