@@ -104,13 +104,40 @@
<19 IRQ_TYPE_EDGE_RISING>;
};
lsm303dlh@1e {
- /* Magnetometer */
+ /*
+ * This magnetometer is packaged with
+ * the accelerometer, and has a DRDY line,
+ * however it is not connected on this
+ * board so it can not generate interrupts.
+ */
compatible = "st,lsm303dlh-magn";
reg = <0x1e>;
vdd-supply = <&ab8500_ldo_aux1_reg>;
vddio-supply = <&db8500_vsmps2_reg>;
+ };
+ lis331dl@1c {
+ /* Accelerometer */
+ compatible = "st,lis331dl-accel";
+ st,drdy-int-pin = <1>;
+ reg = <0x1c>;
+ vdd-supply = <&ab8500_ldo_aux1_reg>;
+ vddio-supply = <&db8500_vsmps2_reg>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&accel_tvk_mode>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <18 IRQ_TYPE_EDGE_RISING>,
+ <19 IRQ_TYPE_EDGE_RISING>;
+ };
+ ak8974@0f {
+ /* Magnetometer */
+ compatible = "asahi-kasei,ak8974";
+ reg = <0x0f>;
+ vdd-supply = <&ab8500_ldo_aux1_reg>;
+ vddio-supply = <&db8500_vsmps2_reg>;
pinctrl-names = "default";
- pinctrl-0 = <&magneto_tvk_mode>;
+ pinctrl-0 = <&gyro_magn_tvk_mode>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <0 IRQ_TYPE_EDGE_RISING>;
};
l3g4200d@68 {
/* Gyroscope */
@@ -119,6 +146,10 @@
reg = <0x68>;
vdd-supply = <&ab8500_ldo_aux1_reg>;
vddio-supply = <&db8500_vsmps2_reg>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&gyro_magn_tvk_mode>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <0 IRQ_TYPE_EDGE_RISING>;
};
lsp001wm@5c {
/* Barometer/pressure sensor */
@@ -159,17 +190,22 @@
/* Accelerometer interrupt lines 1 & 2 */
tvk_cfg {
pins = "GPIO82_C1", "GPIO83_D3";
- ste,config = <&gpio_in_pu>;
+ ste,config = <&gpio_in_pd>;
};
};
};
- magnetometer {
- magneto_tvk_mode: magneto_tvk {
- /* Magnetometer uses GPIO 31 and 32, pull these up/down respectively */
+ gyroscope {
+ /*
+ * These lines are shared between Gyroscope l3g400dh
+ * and AK8974 magnetometer.
+ */
+ gyro_magn_tvk_mode: gyro_magn_tvk {
+ /* GPIO 31 used for INT pull down the line */
tvk_cfg1 {
pins = "GPIO31_V3";
- ste,config = <&gpio_in_pu>;
+ ste,config = <&gpio_in_pd>;
};
+ /* GPIO 32 used for DRDY, pull this down */
tvk_cfg2 {
pins = "GPIO32_V2";
ste,config = <&gpio_in_pd>;
The U8500 HREF TVK board actually has a large set of sensors, with their interrupt lines connected using open drain electronics. Configure the two accelerometers and two magnetometers so we get all sensors to actually probe on boot. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- arch/arm/boot/dts/ste-href-tvk1281618.dtsi | 50 +++++++++++++++++++++++++----- 1 file changed, 43 insertions(+), 7 deletions(-) -- 2.4.3 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel