Linux kernel and device drivers for NXP i.MX platforms
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From: Frank Li <Frank.Li@nxp.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.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>,
	devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND
	FLATTENED DEVICE TREE BINDINGS),
	imx@lists.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM
	ARCHITECTURE),
	linux-arm-kernel@lists.infradead.org (moderated
	list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 3/4] arm64: dts: imx95-19x19-evk: add lpi2c7 and expander gpio pcal6524
Date: Mon, 17 Jun 2024 18:30:59 -0400	[thread overview]
Message-ID: <20240617223100.1539796-3-Frank.Li@nxp.com> (raw)
In-Reply-To: <20240617223100.1539796-1-Frank.Li@nxp.com>

Add lpi2c7 and expander gpio pcal6524.

Signed-off-by: Frank Li <Frank.Li@nxp.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


  parent reply	other threads:[~2024-06-17 22:31 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-17 22:30 [PATCH 1/4] arm64: dts: imx95: add '#address-cells' and '#size-cells' for all i2c Frank Li
2024-06-17 22:30 ` [PATCH 2/4] arm64: dts: imx95: add pcie[0,1] and pcie-ep[0,1] support Frank Li
2024-06-17 22:30 ` Frank Li [this message]
2024-06-18  2:05   ` [PATCH 3/4] arm64: dts: imx95-19x19-evk: add lpi2c7 and expander gpio pcal6524 Fabio Estevam
2024-06-17 22:31 ` [PATCH 4/4] arm64: dts: imx95-19x19-evk: add PCIe[0,1] support Frank Li
2024-06-18  2:06   ` Fabio Estevam
2024-06-18  3:53 ` [PATCH 1/4] arm64: dts: imx95: add '#address-cells' and '#size-cells' for all i2c Peng Fan

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