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ARM: dts: imx7s-warp: Add MPL3115 sensor support

PATCH New Breno Lima 2 participants 3 messages Aug 9, 2016 – Aug 15, 2016

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Device tree bindings Arm (32-bit) Arm i.MX and Layerscape
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Breno Lima

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#0 lore raw

PATCH 1/2 ARM: dts: imx7s-warp: Add MPL3115 sensor support

Add support for MPL3115 NXP pressure sensor.

Tested by reading temperature and pressure:

$ cat /sys/bus/iio/devices/iio:device0/in_temp_raw
$ cat /sys/bus/iio/devices/iio:device0/in_pressure_raw
Signed-off-by Breno Lima <[email protected]>
---
 arch/arm/boot/dts/imx7s-warp.dts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
arch/arm/boot/dts/imx7s-warp.dts +19 -0
index e318c98..ae23781 100644
@@ -155,6 +155,18 @@
 	};
 };
 
+&i2c4 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c4>;
+	status = "okay";
+
+	mpl3115 at 60 {
+		compatible = "fsl,mpl3115";
+		reg = <0x60>;
+	};
+};
+
 &uart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart1>;

@@ -189,6 +201,13 @@
 		>;
 	};
 
+	pinctrl_i2c4: i2c4grp {
+		fsl,pins = <
+			MX7D_PAD_I2C4_SCL__I2C4_SCL	0x4000007f
+			MX7D_PAD_I2C4_SDA__I2C4_SDA	0x4000007f
+		>;
+	};
+
 	pinctrl_uart1: uart1grp {
 		fsl,pins = <
 			MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX	0x79
Signature · 1 line
2.7.4
author
#1 lore raw

PATCH 2/2 ARM: imx_v6_v7_defconfig: Add CONFIG_MPL3115

Add MPL3115 NXP pressure sensor configuration.

This sensor is used by warp7 board.

Signed-off-by Breno Lima <[email protected]>
---
 arch/arm/configs/imx_v6_v7_defconfig | 1 +
 1 file changed, 1 insertion(+)
arch/arm/configs/imx_v6_v7_defconfig +1 -0
index 0685d54..73c4c5e 100644
@@ -340,6 +340,7 @@ CONFIG_STAGING=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_IIO=y
 CONFIG_VF610_ADC=y
+CONFIG_MPL3115=y
 CONFIG_PWM=y
 CONFIG_PWM_FSL_FTM=y
 CONFIG_PWM_IMX=y
Signature · 1 line
2.7.4
Applied
#2 lore raw

PATCH 1/2 ARM: dts: imx7s-warp: Add MPL3115 sensor support

In reply to Breno Lima
Quoted 8 lines · Breno Lima

Add support for MPL3115 NXP pressure sensor.

Tested by reading temperature and pressure:

$ cat /sys/bus/iio/devices/iio:device0/in_temp_raw
$ cat /sys/bus/iio/devices/iio:device0/in_pressure_raw
Signed-off-by Breno Lima <[email protected]>

Applied both, thanks.