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>

diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts
index d4f3866a8d0bfc9c929f9df7acc6d3885f7e36c7..5c9505a724d4307a2adef0463925aa50f1a6609a 100644 (file)
--- 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 {