[PATCH 2/2] arm64: dts: renesas: falcon: Enable MMC

[Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>]

From: Takeshi Saito <takeshi.saito.xv@xxxxxxxxxxx>

Enable MMC on the Falcon board.

Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>
[wsa: double checked, rebased, slightly improved, moved to falcon-cpu]
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
Changes since v1:
* improved node names for regulators
* moved entries to Falcon CPU dtsi

 .../boot/dts/renesas/r8a779a0-falcon-cpu.dtsi | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
index 0059381443f6..c54d1e287a49 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
@@ -32,6 +32,24 @@ memory@700000000 {
 		device_type = "memory";
 		reg = <0x7 0x00000000 0x0 0x80000000>;
 	};
+
+	reg_1p8v: regulator-1p8v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-1.8V";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &avb0 {
@@ -189,6 +207,23 @@ &i2c6 {
 	clock-frequency = <400000>;
 };
 
+&mmc0 {
+	pinctrl-0 = <&mmc_pins>;
+	pinctrl-1 = <&mmc_pins>;
+	pinctrl-names = "default", "state_uhs";
+
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_1p8v>;
+	mmc-hs200-1_8v;
+	mmc-hs400-1_8v;
+	bus-width = <8>;
+	no-sd;
+	no-sdio;
+	non-removable;
+	full-pwr-cycle-in-suspend;
+	status = "okay";
+};
+
 &pfc {
 	avb0_pins: avb0 {
 		mux {
@@ -327,6 +362,12 @@ i2c6_pins: i2c6 {
 		groups = "i2c6";
 		function = "i2c6";
 	};
+
+	mmc_pins: mmc {
+		groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
+		function = "mmc";
+		power-source = <1800>;
+	};
 };
 
 &scif0 {
-- 
2.29.2