From: Haibo Chen <haibo.chen@nxp.com>
Date: Tue, 17 Jan 2023 13:51:37 +0000 (+0800)
Subject: arm64: dts: imx93: add ADC support
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5d11fe56a6e826f2687f32848f8a8df8222cadc9;p=linux.git

arm64: dts: imx93: add ADC support

Add ADC support for imx93-11x11-evk board.

Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index 69786c326db00..cab5f4d66bf92 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -15,6 +15,13 @@
 		stdout-path = &lpuart1;
 	};
 
+	reg_vref_1v8: regulator-adc-vref {
+		compatible = "regulator-fixed";
+		regulator-name = "vref_1v8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
 	reg_usdhc2_vmmc: regulator-usdhc2 {
 		compatible = "regulator-fixed";
 		pinctrl-names = "default";
@@ -27,6 +34,11 @@
 	};
 };
 
+&adc1 {
+	vref-supply = <&reg_vref_1v8>;
+	status = "okay";
+};
+
 &mu1 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 6808321ed8099..abb3fbe4ba22e 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -280,6 +280,19 @@
 				compatible = "fsl,imx93-anatop", "syscon";
 				reg = <0x44480000 0x10000>;
 			};
+
+			adc1: adc@44530000 {
+				compatible = "nxp,imx93-adc";
+				reg = <0x44530000 0x10000>;
+				interrupts = <GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_ADC1_GATE>;
+				clock-names = "ipg";
+				#io-channel-cells = <1>;
+				status = "disabled";
+			};
 		};
 
 		aips2: bus@42000000 {