[PATCH v3 7/7] arm64: dts: imx95-19x19-evk: add lpi2c[5,6] and sub-nodes

From: Peng Fan (OSS)
Date: Sat Oct 12 2024 - 07:12:23 EST


From: Peng Fan <peng.fan@xxxxxxx>

Add LPI2C[5,6] and the gpio expander subnodes.
Since we are at here, also add the alias for all lpi2c and gpio nodes.

Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts | 69 +++++++++++++++++++++++
1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
index 5101cd171e095fb5209464055a52ebdfa7dc5a61..6086cb7fa5a0e14882be3a8c609725e15c179392 100644
--- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
@@ -22,6 +22,19 @@ / {
compatible = "fsl,imx95-19x19-evk", "fsl,imx95";

aliases {
+ gpio0 = &gpio1;
+ gpio1 = &gpio2;
+ gpio2 = &gpio3;
+ gpio3 = &gpio4;
+ gpio4 = &gpio5;
+ i2c0 = &lpi2c1;
+ i2c1 = &lpi2c2;
+ i2c2 = &lpi2c3;
+ i2c3 = &lpi2c4;
+ i2c4 = &lpi2c5;
+ i2c5 = &lpi2c6;
+ i2c6 = &lpi2c7;
+ i2c7 = &lpi2c8;
mmc0 = &usdhc1;
mmc1 = &usdhc2;
serial0 = &lpuart1;
@@ -241,6 +254,42 @@ i2c4_gpio_expander_21: gpio@21 {
};
};

+&lpi2c5 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpi2c5>;
+ status = "okay";
+
+ i2c5_pcal6408: gpio@21 {
+ compatible = "nxp,pcal6408";
+ reg = <0x21>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ vcc-supply = <&reg_3p3v>;
+ };
+};
+
+&lpi2c6 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpi2c6>;
+ status = "okay";
+
+ i2c6_pcal6416: gpio@21 {
+ compatible = "nxp,pcal6416";
+ reg = <0x21>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <28 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcal6416>;
+ vcc-supply = <&reg_3p3v>;
+ };
+};
+
&lpi2c7 {
clock-frequency = <1000000>;
pinctrl-names = "default";
@@ -427,6 +476,20 @@ IMX95_PAD_GPIO_IO31__LPI2C4_SCL 0x40000b9e
>;
};

+ pinctrl_lpi2c5: lpi2c5grp {
+ fsl,pins = <
+ IMX95_PAD_GPIO_IO22__LPI2C5_SDA 0x40000b9e
+ IMX95_PAD_GPIO_IO23__LPI2C5_SCL 0x40000b9e
+ >;
+ };
+
+ pinctrl_lpi2c6: lpi2c6grp {
+ fsl,pins = <
+ IMX95_PAD_GPIO_IO02__LPI2C6_SDA 0x40000b9e
+ IMX95_PAD_GPIO_IO03__LPI2C6_SCL 0x40000b9e
+ >;
+ };
+
pinctrl_lpi2c7: lpi2c7grp {
fsl,pins = <
IMX95_PAD_GPIO_IO08__LPI2C7_SDA 0x40000b9e
@@ -446,6 +509,12 @@ IMX95_PAD_GPIO_IO35__HSIOMIX_TOP_PCIE2_CLKREQ_B 0x4000031e
>;
};

+ pinctrl_pcal6416: pcal6416grp {
+ fsl,pins = <
+ IMX95_PAD_CCM_CLKO3__GPIO4_IO_BIT28 0x31e
+ >;
+ };
+
pinctrl_pdm: pdmgrp {
fsl,pins = <
IMX95_PAD_PDM_CLK__AONMIX_TOP_PDM_CLK 0x31e

--
2.37.1