linux-kernel - [PATCH v2 7/7] arm64: dts: freescale: imx95-19x19-evk: add lpi2c[5,6] and sub-nodes

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Message-Id: <20240903-imx95-dts-new-v2-7-8ed795d61358@nxp.com>
Date: Tue, 03 Sep 2024 15:17:52 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Peng Fan <peng.fan@....com>
Subject: [PATCH v2 7/7] arm64: dts: freescale: imx95-19x19-evk: add
 lpi2c[5,6] and sub-nodes

From: Peng Fan <peng.fan@....com>

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@....com>
---
 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 5101cd171e09..6086cb7fa5a0 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