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authorChen-Yu Tsai <wens@csie.org>2015-01-17 08:19:32 +0300
committerMaxime Ripard <maxime.ripard@free-electrons.com>2015-01-21 11:59:21 +0300
commit9e320feb2c44e1f5ec1e6cf09a1d511efcc0a313 (patch)
treeeddbd7bd0811c05867d736ff42c3da7c039b2294 /arch/arm/boot/dts/sun9i-a80-optimus.dts
parent10eb98b1f3362174f712e3aed1651f4edcdf4312 (diff)
downloadlinux-9e320feb2c44e1f5ec1e6cf09a1d511efcc0a313.tar.xz
ARM: dts: sun9i: Enable mmc0 on A80 Optimus Board
Enable the micro-sd slot on the A80 Optimus Board, which is connected to mmc0. This adds the card-detect gpio and enables mmc0. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Andreas Färber <afaerber@suse.de> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/sun9i-a80-optimus.dts')
-rw-r--r--arch/arm/boot/dts/sun9i-a80-optimus.dts18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts
index d4f3866a8d0b..5c9505a724d4 100644
--- a/arch/arm/boot/dts/sun9i-a80-optimus.dts
+++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts
@@ -49,6 +49,7 @@
/dts-v1/;
#include "sun9i-a80.dtsi"
+#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>
@@ -100,6 +101,23 @@
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
+
+ mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
+ allwinner,pins = "PH18";
+ allwinner,function = "gpio_in";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
+ };
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
+ vmmc-supply = <&reg_vcc3v0>;
+ bus-width = <4>;
+ cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
+ cd-inverted;
+ status = "okay";
};
&uart0 {