linux-kernel - [PATCH v3 3/3] ARM: dts: omap: omap4-embt2ws: Add IMU at control unit

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Date:   Wed, 27 Sep 2023 19:32:45 +0200
From:   Andreas Kemnade <andreas@...nade.info>
To:     jic23@...nel.org, lars@...afoo.de, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        bcousson@...libre.com, tony@...mide.com, andreas@...nade.info,
        chenhuiz@...s.com, jean-baptiste.maneyrol@....com,
        andy.shevchenko@...il.com, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org
Subject: [PATCH v3 3/3] ARM: dts: omap: omap4-embt2ws: Add IMU at control unit

Add also the level-shifter flag to avoid probe failure in magnetometer
probe.

Signed-off-by: Andreas Kemnade <andreas@...nade.info>
---
 .../boot/dts/ti/omap/omap4-epson-embt2ws.dts    | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
index cd4f858d846ab..284a438fc5dcf 100644
--- a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
+++ b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
@@ -391,7 +391,16 @@ tlv320aic3x: codec@18 {
 		reset-gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
 	};
 
-	/* TODO: mpu9150 at control unit, seems to require quirks */
+	mpu9150: imu@68 {
+		compatible = "invensense,mpu9150";
+		reg = <0x68>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&mpu9150_pins>;
+		interrupt-parent = <&gpio2>;
+		interrupt = <7 IRQ_TYPE_LEVEL_HIGH>;
+		invensense,level-shifter;
+	};
 };
 
 &keypad {
@@ -530,6 +539,12 @@ OMAP4_IOPAD(0x0fc, PIN_INPUT | MUX_MODE0)       /* abe_mcbsp2_fsx */
 		>;
 	};
 
+	mpu9150_pins: pinmux-mpu9150-pins {
+		pinctrl-single,pins = <
+			OMAP4_IOPAD(0x5e, PIN_INPUT_PULLUP | MUX_MODE3)
+		>;
+	};
+
 	mpu9150h_pins: pinmux-mpu9150h-pins {
 		pinctrl-single,pins = <
 			OMAP4_IOPAD(0x76, PIN_INPUT_PULLUP | MUX_MODE3)
-- 
2.39.2