ARM: pxa: raumfeld-controller: add pinctrl for charger pins
The PEN2 line needs to be pulled up for the charger to enter high-current
mode. Do this with a static pull on the GPIO.
Signed-off-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
diff --git a/arch/arm/boot/dts/pxa300-raumfeld-controller.dts b/arch/arm/boot/dts/pxa300-raumfeld-controller.dts
index e0e1f99..12b1594 100644
--- a/arch/arm/boot/dts/pxa300-raumfeld-controller.dts
+++ b/arch/arm/boot/dts/pxa300-raumfeld-controller.dts
@@ -41,6 +41,8 @@
};
charger: charger {
+ pinctrl-names = "default";
+ pinctrl-0 = <&charger_pins>;
compatible = "gpio-charger";
charger-type = "mains";
gpios = <&gpio 101 GPIO_ACTIVE_LOW>;
@@ -237,6 +239,14 @@
pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_FLOAT);
};
+ charger_pins: charger_pins {
+ pinctrl-single,pins = <
+ MFP_PIN_PXA300(31) MFP_AF0 /* PEN2 */
+ >;
+ pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_HIGH);
+ pinctrl-single,bias-pullup = MPF_PULL_UP;
+ };
+
dock_detect_pins: dock_detect_pins {
pinctrl-single,pins = <
MFP_PIN_PXA300(116) MFP_AF0 /* DOCK_DETECT */