From: Ian Campbell <ijc@hellion.org.uk>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3 3/6] sunxi: When we've both mmc0 and mmc2, detect from which one we're booting
Date: Sun, 12 Oct 2014 22:16:12 +0100 [thread overview]
Message-ID: <1413148572.11505.69.camel@hellion.org.uk> (raw)
In-Reply-To: <1413137238-27251-4-git-send-email-hdegoede@redhat.com>
On Sun, 2014-10-12 at 20:07 +0200, Hans de Goede wrote:
> sunxi SOCs can boot from both mmc0 and mmc2, detect from which one we're
> booting, and make that one "mmc dev 0" so that a single u-boot binary can
> be used for both the onboard eMMC and for external sdcards.
>
> When we're booting from mmc2, we make it dev 0 because that is where the SPL
> will load the tertiary payload (the actual u-boot binary in our case) from,
> see: common/spl/spl_mmc.c, which has dev 0 hardcoded everywhere.
>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
next prev parent reply other threads:[~2014-10-12 21:16 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-12 18:07 [U-Boot] [PATCH v3 0/6] sunxi: Enable second sdcard slot found on some boards Hans de Goede
2014-10-12 18:07 ` [U-Boot] [PATCH v3 1/6] sunxi: Add mmc card-detect functionality Hans de Goede
2014-10-12 18:07 ` [U-Boot] [PATCH v3 2/6] sunxi: Turn MMC_SUNXI_SLOT_EXTRA into a proper Kconfig option Hans de Goede
2014-10-12 18:07 ` [U-Boot] [PATCH v3 3/6] sunxi: When we've both mmc0 and mmc2, detect from which one we're booting Hans de Goede
2014-10-12 21:16 ` Ian Campbell [this message]
2014-10-12 18:07 ` [U-Boot] [PATCH v3 4/6] sunxi: Use PG3 - PG8 as io-pins for mmc1 Hans de Goede
2014-10-12 18:07 ` [U-Boot] [PATCH v3 5/6] sunxi: Enable second sdcard slot found on some boards Hans de Goede
2014-10-12 18:07 ` [U-Boot] [PATCH v3 6/6] sunxi: Kconfig: Unify sunxi Kconfig code Hans de Goede
2014-10-12 21:17 ` Ian Campbell
2014-10-21 19:03 ` Ian Campbell
2014-10-21 19:25 ` Tom Rini
2014-10-22 12:18 ` Hans de Goede
2014-10-12 21:19 ` [U-Boot] [PATCH v3 0/6] sunxi: Enable second sdcard slot found on some boards Ian Campbell
2014-10-13 4:48 ` Hans de Goede
2014-10-13 7:00 ` Ian Campbell
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