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Message-Id: <20240617223100.1539796-3-Frank.Li@nxp.com>
Date: Mon, 17 Jun 2024 18:30:59 -0400
From: Frank Li <Frank.Li@....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>,
devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 3/4] arm64: dts: imx95-19x19-evk: add lpi2c7 and expander gpio pcal6524
Add lpi2c7 and expander gpio pcal6524.
Signed-off-by: Frank Li <Frank.Li@....com>
---
.../boot/dts/freescale/imx95-19x19-evk.dts | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
index 675abb70aa18d..636907c852e78 100644
--- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
@@ -53,6 +53,27 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
};
};
+&lpi2c7 {
+ clock-frequency = <1000000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_lpi2c7>;
+ pinctrl-1 = <&pinctrl_lpi2c7>;
+ status = "okay";
+
+ i2c7_pcal6524: i2c7-gpio@22 {
+ compatible = "nxp,pcal6524";
+ reg = <0x22>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c7_pcal6524>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&gpio5>;
+ interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
+ };
+};
+
&lpuart1 {
/* console */
pinctrl-names = "default";
@@ -95,6 +116,19 @@ &wdog3 {
};
&scmi_iomuxc {
+ pinctrl_i2c7_pcal6524: i2c7pcal6524grp {
+ fsl,pins = <
+ IMX95_PAD_GPIO_IO36__GPIO5_IO_BIT16 0x31e
+ >;
+ };
+
+ pinctrl_lpi2c7: lpi2c7grp {
+ fsl,pins = <
+ IMX95_PAD_GPIO_IO08__LPI2C7_SDA 0x40000b9e
+ IMX95_PAD_GPIO_IO09__LPI2C7_SCL 0x40000b9e
+ >;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins = <
IMX95_PAD_UART1_RXD__AONMIX_TOP_LPUART1_RX 0x31e
--
2.34.1
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