linux-kernel - [PATCH 1/2] arm64: dts: rockchip: pinenote: Add accelerometer

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Date:   Tue, 12 Apr 2022 22:56:13 -0500
From:   Samuel Holland <samuel@...lland.org>
To:     Heiko Stuebner <heiko@...ech.de>,
        linux-rockchip@...ts.infradead.org
Cc:     Samuel Holland <samuel@...lland.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] arm64: dts: rockchip: pinenote: Add accelerometer

PineNote has an SC7A20 accelerometer connected via I2C. Enable it.

Signed-off-by: Samuel Holland <samuel@...lland.org>
---

 .../boot/dts/rockchip/rk3566-pinenote.dtsi    | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
index fea748adfa90..adc0e7d39fb3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
@@ -468,6 +468,22 @@ led@1 {
 	};
 };
 
+&i2c5 {
+	status = "okay";
+
+	accelerometer@18 {
+		compatible = "silan,sc7a20";
+		reg = <0x18>;
+		interrupt-parent = <&gpio3>;
+		interrupts = <RK_PB2 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-0 = <&accelerometer_int_l>;
+		pinctrl-names = "default";
+		st,drdy-int-pin = <1>;
+		vdd-supply = <&vcc_3v3>;
+		vddio-supply = <&vcc_3v3>;
+	};
+};
+
 &i2s1_8ch {
 	pinctrl-0 = <&i2s1m0_lrcktx>, <&i2s1m0_sclktx>, <&i2s1m0_sdi0>, <&i2s1m0_sdo0>;
 	rockchip,trcm-sync-tx-only;
@@ -482,6 +498,12 @@ &pdm {
 };
 
 &pinctrl {
+	accelerometer {
+		accelerometer_int_l: accelerometer-int-l {
+			rockchip,pins = <3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	audio-amplifier {
 		spk_amp_enable_h: spk-amp-enable-h {
 			rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
-- 
2.35.1