From: Frank Li <Frank.Li@nxp.com>
To: Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND
FLATTENED DEVICE TREE BINDINGS),
linux-arm-kernel@lists.infradead.org (moderated
list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-kernel@vger.kernel.org (open list)
Cc: imx@lists.linux.dev
Subject: [PATCH 2/3] arm64: dts: imx8dxl-evk: add i2c3 and its children nodes
Date: Mon, 29 Jan 2024 17:14:57 -0500 [thread overview]
Message-ID: <20240129221458.250492-2-Frank.Li@nxp.com> (raw)
In-Reply-To: <20240129221458.250492-1-Frank.Li@nxp.com>
Add i2c3 bus node. Add i2c gpio expandor pca6416 and i2c mux pca9548.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index b972658efb176..d313cf1dd79d5 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -261,6 +261,61 @@ i2c@6 {
};
};
+&i2c3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ pca6416_3: gpio@20 {
+ compatible = "ti,tca6416";
+ reg = <0x20>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&lsio_gpio2>;
+ interrupts = <5 IRQ_TYPE_EDGE_RISING>;
+ };
+
+ pca9548_2: i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x70>;
+
+ i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0>;
+ };
+
+ i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x1>;
+ };
+
+ i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x2>;
+ };
+
+ i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x3>;
+ };
+
+ i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4>;
+ };
+ };
+};
+
&lpuart0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lpuart0>;
--
2.34.1
next prev parent reply other threads:[~2024-01-29 22:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-29 22:14 [PATCH 1/3] arm64: dts: imx8dxl: update flexcan[1-3] interrupt number Frank Li
2024-01-29 22:14 ` Frank Li [this message]
2024-01-30 8:03 ` [PATCH 2/3] arm64: dts: imx8dxl-evk: add i2c3 and its children nodes Krzysztof Kozlowski
2024-01-29 22:14 ` [PATCH 3/3] arm64: dts: imx8dxl-evk: add flexcan2 and flecan3 Frank Li
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