[PATCH v5 1/1] arm64: dts: imx93-11x11-evk: add RTC PCF2131 support
Joy Zou
joy.zou at nxp.com
Wed Apr 24 18:35:07 PDT 2024
Support RTC PCF2131 on imx93-11x11-evk.
Signed-off-by: Joy Zou <joy.zou at nxp.com>
---
Changes in v5:
1.remove pinctrl-1.
2.change rtc into RTC.
3.remove unnecessary cells in order to keep terse.
Changes in v4:
1.remove the sleep from the pinctrl-names.
Changes in v3:
1.adjust the indentation.
Changes in v2:
1.remove unnecessary status property.
---
.../boot/dts/freescale/imx93-11x11-evk.dts | 21 +++++++++++++++++++
1 file changed, 21 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..11eeaa9d2674 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -281,6 +281,20 @@ ldo5: LDO5 {
};
};
+&lpi2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpi2c3>;
+ status = "okay";
+
+ pcf2131: rtc at 53 {
+ compatible = "nxp,pcf2131";
+ reg = <0x53>;
+ interrupt-parent = <&pcal6524>;
+ interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
+ };
+};
+
&iomuxc {
pinctrl_eqos: eqosgrp {
fsl,pins = <
@@ -343,6 +357,13 @@ 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
More information about the linux-arm-kernel
mailing list