[PATCH v1 1/1] arm64: dts: imx93-11x11-evk: add rtc PCF2131 support

From: Joy Zou
Date: Sun Apr 07 2024 - 01:12:02 EST


Support rtc PCF2131 on imx93-11x11-evk.

Signed-off-by: Joy Zou <joy.zou@xxxxxxx>
---
.../boot/dts/freescale/imx93-11x11-evk.dts | 25 +++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index 07e85a30a25f..065fa3390791 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -281,6 +281,24 @@ ldo5: LDO5 {
};
};

+&lpi2c3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <400000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_lpi2c3>;
+ pinctrl-1 = <&pinctrl_lpi2c3>;
+ status = "okay";
+
+ pcf2131: rtc@53 {
+ compatible = "nxp,pcf2131";
+ reg = <0x53>;
+ interrupt-parent = <&pcal6524>;
+ interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
+ status = "okay";
+ };
+};
+
&iomuxc {
pinctrl_eqos: eqosgrp {
fsl,pins = <
@@ -343,6 +361,13 @@ MX93_PAD_I2C2_SDA__LPI2C2_SDA 0x40000b9e
>;
};

+ pinctrl_lpi2c3: lpi2c3grp {
+ fsl,pins = <
+ MX93_PAD_GPIO_IO28__LPI2C3_SDA 0x40000b9e
+ MX93_PAD_GPIO_IO29__LPI2C3_SCL 0x40000b9e
+ >;
+ };
+
pinctrl_pcal6524: pcal6524grp {
fsl,pins = <
MX93_PAD_CCM_CLKO2__GPIO3_IO27 0x31e
--
2.37.1