From: lyu <[email protected]>
Enable the axp221 PMIC chip in the dts file.
Allows board to power off correctly from the poweroff command
Tested on Contixo Q102 Tablet which uses the yones toptech bs1078 v2 pcb.
---
.../dts/sun6i-a31s-yones-toptech-bs1078-v2.dts | 86 ++++++++++++++++++++++
1 file changed, 86 insertions(+)
diff --git a/arch/arm/boot/dts/sun6i-a31s-yones-toptech-bs1078-v2.dts
b/arch/arm/boot/dts/sun6i-a31s-yones-toptech-bs1078-v2.dts
index b199020..57bc315 100644
--- a/arch/arm/boot/dts/sun6i-a31s-yones-toptech-bs1078-v2.dts
+++ b/arch/arm/boot/dts/sun6i-a31s-yones-toptech-bs1078-v2.dts
@@ -113,6 +113,92 @@
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
+&p2wi {
+ status = "okay";
+
+ axp221: pmic@68 {
+ compatible = "x-powers,axp221";
+ reg = <0x68>;
+ interrupt-parent = <&nmi_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ dcdc1-supply = <&vcc_3v0>;
+ dcdc5-supply = <&vcc_dram>;
+
+ regulators {
+ x-powers,dcdc-freq = <3000>;
+
+ vcc_3v0: dcdc1 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "vcc-3v0";
+ };
+
+ vdd_cpu: dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1320000>;
+ regulator-name = "vdd-cpu";
+ };
+
+ vdd_gpu: dcdc3 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1320000>;
+ regulator-name = "vdd-gpu";
+ };
+
+ vdd_sys_dll: dcdc4 {
+ regulator-always-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-sys-dll";
+ };
+
+ vcc_dram: dcdc5 {
+ regulator-always-on;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vcc-dram";
+ };
+
+ vcc_wifi: aldo1 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc_wifi";
+ };
+
+ avcc: aldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "avcc";
+ };
+
+ vdd1v5_csi: eldo1 {
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "eldo1";
+ };
+
+ vdd1v8_csi: eldo2 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "eldo2";
+ };
+
+ vcc_pe: dldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ regulator-name = "dldo3";
+ };
+ };
+ };
+};
+
®_usb1_vbus {
gpio = <&pio 7 27 GPIO_ACTIVE_HIGH>;
status = "okay";
--
2.5.3
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