[PATCH 6/6] arm64: dts: renesas: falcon: Enable MMC

From: Wolfram Sang
Date: Sun Dec 27 2020 - 12:43:37 EST


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]
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
.../boot/dts/renesas/r8a779a0-falcon.dts | 41 +++++++++++++++++++
1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts b/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
index 48801f2bdbe5..0c44466d398f 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
@@ -20,6 +20,24 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ reg_1p8v: regulator0 {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-1.8V";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_3p3v: regulator1 {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
};

&avb0 {
@@ -169,6 +187,23 @@ &i2c6 {
clock-frequency = <100000>;
};

+&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 {
@@ -307,6 +342,12 @@ i2c6_pins: i2c6 {
groups = "i2c6";
function = "i2c6";
};
+
+ mmc_pins: mmc {
+ groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
+ function = "mmc";
+ power-source = <1800>;
+ };
};

&rwdt {
--
2.28.0