A7 uses a Bosch BMC150 accelerometer/magnetometer combo.
The chip provides two separate I2C devices for the accelerometer
and magnetometer that are already supported by the bmc150-accel
and bmc150-magn driver.
Signed-off-by: Lin, Meng-Bo <linmengbo0689@xxxxxxxxxxxxxx>
---
.../boot/dts/qcom/msm8939-samsung-a7.dts | 51 +++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/msm8939-samsung-a7.dts b/arch/arm64/boot/dts/qcom/msm8939-samsung-a7.dts
index 98a2738eb8ea..6a817038a3b9 100644
--- a/arch/arm64/boot/dts/qcom/msm8939-samsung-a7.dts
+++ b/arch/arm64/boot/dts/qcom/msm8939-samsung-a7.dts
@@ -69,6 +69,43 @@ button-home {
};
};
+ i2c-sensor {
+ compatible = "i2c-gpio";
+ sda-gpios = <&tlmm 84 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&tlmm 85 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+
+ pinctrl-0 = <&sensor_i2c_default>;
+ pinctrl-names = "default";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ accelerometer: accelerometer@10 {
+ compatible = "bosch,bmc150_accel";
+ reg = <0x10>;
+ interrupt-parent = <&tlmm>;
+ interrupts = <115 IRQ_TYPE_EDGE_RISING>;
+
+ vdd-supply = <&pm8916_l17>;
+ vddio-supply = <&pm8916_l5>;
+
+ pinctrl-0 = <&accel_int_default>;
+ pinctrl-names = "default";
+
+ mount-matrix = "-1", "0", "0",
+ "0", "-1", "0",
+ "0", "0", "1";
+ };
+
+ magnetometer@12 {
+ compatible = "bosch,bmc150_magn";
+ reg = <0x12>;
+
+ vdd-supply = <&pm8916_l17>;
+ vddio-supply = <&pm8916_l5>;
+ };
+ };
+
i2c-tkey {
compatible = "i2c-gpio";
sda-gpios = <&tlmm 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
@@ -190,6 +227,13 @@ &wcnss_iris {
};
&tlmm {
+ accel_int_default: accel-int-default-state {
+ pins = "gpio115";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
gpio_hall_sensor_default: gpio-hall-sensor-default-state {
pins = "gpio52";
function = "gpio";
@@ -218,6 +262,13 @@ sdc2_cd_default: sdc2-cd-default-state {
bias-pull-up;
};
+ sensor_i2c_default: sensor-i2c-default-state {
+ pins = "gpio84", "gpio85";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
tkey_default: tkey-default-state {
pins = "gpio20";
function = "gpio";
--
2.39.2
