Commit 9fc1db1b authored Jan 21, 2016 by Chen-Yu Tsai Committed by Maxime Ripard Jan 25, 2016

ARM: dts: sun6i: sina31s: Switch to mmc3 for onboard eMMC



According to Allwinner, only mmc3 supports 8 bit DDR transfers for eMMC.
Switch to mmc3 for the onboard eMMC, and also assign vqmmc for signal
voltage sensing, and "cap-mmc-hw-reset" to denote this instance can use
eMMC hardware reset.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

parent a22f8b22

arch/arm/boot/dts/sun6i-a31s-sina31s-core.dtsi

+4 −2

Original line number	Diff line number	Diff line
		@@ -61,12 +61,14 @@
		};

		/* eMMC on core board */
		&mmc2 {
		&mmc3 {
		pinctrl-names = "default";
		pinctrl-0 = <&mmc2_8bit_emmc_pins>;
		pinctrl-0 = <&mmc3_8bit_emmc_pins>;
		vmmc-supply = <&reg_dcdc1>;
		vqmmc-supply = <&reg_dcdc1>;
		bus-width = <8>;
		non-removable;
		cap-mmc-hw-reset;
		status = "okay";
		};