[U-Boot] [PATCH v3 11/15] imx6: icorem6_rqs: Update SPL board boot order for eMMC

[Stefano Babic]

On 02/02/2017 15:56, Jagan Teki wrote:
> SPL mmc device index is get based on the boot device, like
> - BOOT_DEVICE_MMC1 for mmc device 0
> - BOOT_DEVICE_MMC2 for mmc device 1
> 
> Currently BOOT_DEVICE_MMC1 is setting both SD/eSD and MMC/eMMC
> boot devices in i.MX, So u-boot is loading from mmc device 0 even
> "if the board booting from SD/eSD or MMC/eMMC"
> 
> So, this patch set BOOT_DEVICE_MMC2 for MMC/eMMC so for MMC/eMMC
> the u-boot is loading from mmc device 1 and the board file need to
> take care if the board have different mmc device order intialization.
> 
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Matteo Lisi <matteo.lisi at engicam.com>
> Cc: Michael Trimarchi <michael at amarulasolutions.com>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
>  board/engicam/icorem6_rqs/icorem6_rqs.c | 26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/board/engicam/icorem6_rqs/icorem6_rqs.c b/board/engicam/icorem6_rqs/icorem6_rqs.c
> index 2769177..e3c520f 100644
> --- a/board/engicam/icorem6_rqs/icorem6_rqs.c
> +++ b/board/engicam/icorem6_rqs/icorem6_rqs.c
> @@ -125,6 +125,32 @@ int board_mmc_init(bd_t *bis)
>  
>  	return 0;
>  }
> +
> +#ifdef CONFIG_ENV_IS_IN_MMC
> +void board_boot_order(u32 *spl_boot_list)
> +{
> +	u32 bmode = imx6_src_get_boot_mode();
> +	u8 boot_dev = BOOT_DEVICE_MMC1;
> +
> +	switch ((bmode & IMX6_BMODE_MASK) >> IMX6_BMODE_SHIFT) {
> +	case IMX6_BMODE_SD:
> +	case IMX6_BMODE_ESD:
> +		/* SD/eSD - BOOT_DEVICE_MMC1 */
> +		break;
> +	case IMX6_BMODE_MMC:
> +	case IMX6_BMODE_EMMC:
> +		/* MMC/eMMC */
> +		boot_dev = BOOT_DEVICE_MMC2;
> +		break;
> +	default:
> +		/* Default - BOOT_DEVICE_MMC1 */
> +		printf("Wrong board boot order\n");
> +		break;
> +	}
> +
> +	spl_boot_list[0] = boot_dev;
> +}
> +#endif
>  #endif
>  
>  /*
> 

Reviewed by : Stefano Babic |sbabic at denx.de>

Best regards,
Stefano Babic


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