arm64: dts: renesas: rzg2l-smarc: Enable I2C{0,1,3} support

Enable I2C{0,1,3} support on RZ/G2L SMARC EVK.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20210920182955.13445-3-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
index 7ecd4a3f417561dc006fda72a50b6ec5670d585d..8ecc5b45fc995aff70973e5af3a88543e1995275 100644 (file)
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -11,6 +11,9 @@
 / {
        aliases {
                serial0 = &scif0;
+               i2c0 = &i2c0;
+               i2c1 = &i2c1;
+               i2c3 = &i2c3;
        };
 
        chosen {
@@ -45,6 +48,27 @@
        status = "okay";
 };
 
+&i2c0 {
+       pinctrl-0 = <&i2c0_pins>;
+       pinctrl-names = "default";
+
+       status = "okay";
+};
+
+&i2c1 {
+       pinctrl-0 = <&i2c1_pins>;
+       pinctrl-names = "default";
+
+       status = "okay";
+};
+
+&i2c3 {
+       pinctrl-0 = <&i2c3_pins>;
+       pinctrl-names = "default";
+
+       status = "okay";
+};
+
 &ohci0 {
        dr_mode = "otg";
        status = "okay";
@@ -59,6 +83,21 @@
 };
 
 &pinctrl {
+       i2c0_pins: i2c0 {
+               pins = "RIIC0_SDA", "RIIC0_SCL";
+               input-enable;
+       };
+
+       i2c1_pins: i2c1 {
+               pins = "RIIC1_SDA", "RIIC1_SCL";
+               input-enable;
+       };
+
+       i2c3_pins: i2c3 {
+               pinmux = <RZG2L_PORT_PINMUX(18, 0, 3)>, /* SDA */
+                        <RZG2L_PORT_PINMUX(18, 1, 3)>; /* SCL */
+       };
+
        scif0_pins: scif0 {
                pinmux = <RZG2L_PORT_PINMUX(38, 0, 1)>, /* TxD */
                         <RZG2L_PORT_PINMUX(38, 1, 1)>; /* RxD */