[U-Boot] [PATCH] imx-common: spl: return boot mode for asked MMC device in spl_boot_mode()

[Anatolij Gustschin]

Hi Stefano,

On Wed, 2 Aug 2017 11:54:24 +0200
Stefano Babic sbabic at denx.de wrote:
...
> > +++ b/arch/arm/mach-imx/spl.c
> > @@ -84,7 +84,7 @@ u32 spl_boot_device(void)
> >  /* 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()) {
> > +	switch (boot_device) {
> >  	/* for MMC return either RAW or FAT mode */
> >  	case BOOT_DEVICE_MMC1:
> >  	case BOOT_DEVICE_MMC2:
> >   
> 
> Nevertheless it seems difficult to be consistent. Let's start with the
> case where a on-board device (SPI or eMMC) does not boot, and the way to
> save the board is to boot from an external board. And SPL on the onboard
> flash is damaged, but not u-boot.img. Anyway, we want that the board
> boots with its consistent status, that is with the pair SPL+u-boot.img.
> In the example I tracked, both from the SD card. This is consistent
> using spl_boot_device, because it does not try to boot from a different
> device as the one where SPL was loaded.

thanks for explanation, I'll have to find another way then, or
will maintain this patch out of tree.

--
Anatolij