From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@bootlin.com (Maxime Ripard) Date: Thu, 12 Jul 2018 09:43:39 +0200 Subject: [PATCH] ARM: dts: sunxi: libretech-all-h3-cc: Enable eMMC module In-Reply-To: <20180712030417.15881-1-wens@csie.org> References: <20180712030417.15881-1-wens@csie.org> Message-ID: <20180712074339.qizqbfyhsug2pe4g@flea> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Jul 12, 2018 at 11:04:17AM +0800, Chen-Yu Tsai wrote: > The Libretech ALL-H3-CC has a high density connector for attaching > an eMMC module. The module form factor and connection is specific > to Libretech, and has provisions for split vmmc/vqmmc (core and I/O) > voltage supplies, but this board does not wire the vqmmc side. The > H2+/H3/H5 SoCs do not support alternate I/O voltages for eMMC either. > Only 3.3V is supported. A specific module that ties vqmmc to vmmc, > with both at 3.3V, must be used. > > Given that a) eMMC is not designed to be hotplugged, b) power is > always provided on the pins, and c) MMC controllers can deal with > missing cards, we can enable this by default. If a module is attached > it will be picked up by the system. > > Signed-off-by: Chen-Yu Tsai Applied, thanks! Maxime -- Maxime Ripard, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: