From: Chen-Yu Tsai <wens@csie.org>
Date: Thu, 21 Jan 2016 05:26:36 +0000 (+0800)
Subject: ARM: dts: sun6i: sina31s: Switch to mmc3 for onboard eMMC
X-Git-Tag: v4.14-rc1~3592^2~11^2~21
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9fc1db1b7e4d9fc254968b1e0340732a60fba0a6;p=platform%2Fkernel%2Flinux-rpi.git

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>
---

diff --git a/arch/arm/boot/dts/sun6i-a31s-sina31s-core.dtsi b/arch/arm/boot/dts/sun6i-a31s-sina31s-core.dtsi
index ea69fb8..4ec0c86 100644
--- a/arch/arm/boot/dts/sun6i-a31s-sina31s-core.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31s-sina31s-core.dtsi
@@ -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";
 };