ARM: dts: sun9i: cubieboard4: Add AXP809 PMIC device node and regulators

The AXP809 PMIC is the primary PMIC. It provides various supply voltages
for the SoC and other peripherals. The PMIC's interrupt line is connected
to NMI pin of the SoC.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
index eb2ccd0a3bd5d4217f7a2a91a7383d87594ef074..8d8af1189d87f74c5a75af3ab03c4b7d02ad922a 100644 (file)
--- a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
+++ b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts
@@ -98,7 +98,7 @@
 &mmc0 {
        pinctrl-names = "default";
        pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_cubieboard4>;
-       vmmc-supply = <&reg_vcc3v0>;
+       vmmc-supply = <&reg_dcdc1>;
        bus-width = <4>;
        cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH18 */
        cd-inverted;
@@ -108,7 +108,7 @@
 &mmc2 {
        pinctrl-names = "default";
        pinctrl-0 = <&mmc2_8bit_pins>;
-       vmmc-supply = <&reg_vcc3v0>;
+       vmmc-supply = <&reg_dcdc1>;
        bus-width = <8>;
        non-removable;
        cap-mmc-hw-reset;
@@ -126,8 +126,135 @@
 
 &r_rsb {
        status = "okay";
+
+       axp809: pmic@3a3 {
+               reg = <0x3a3>;
+               interrupt-parent = <&nmi_intc>;
+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+
+               regulators {
+                       reg_aldo1: aldo1 {
+                               /*
+                                * TODO: This should be handled by the
+                                * USB PHY driver.
+                                */
+                               regulator-always-on;
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-name = "vcc33-usbh";
+                       };
+
+                       reg_aldo2: aldo2 {
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-name = "vcc-pb-io-cam";
+                       };
+
+                       aldo3 {
+                               /* unused */
+                       };
+
+                       reg_dc5ldo: dc5ldo {
+                               regulator-always-on;
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-name = "vdd-cpus-09-usbh";
+                       };
+
+                       reg_dcdc1: dcdc1 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-name = "vcc-3v";
+                       };
+
+                       reg_dcdc2: dcdc2 {
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-name = "vdd-gpu";
+                       };
+
+                       reg_dcdc3: dcdc3 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-name = "vdd-cpua";
+                       };
+
+                       reg_dcdc4: dcdc4 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-name = "vdd-sys-usb0-hdmi";
+                       };
+
+                       reg_dcdc5: dcdc5 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <1425000>;
+                               regulator-max-microvolt = <1575000>;
+                               regulator-name = "vcc-dram";
+                       };
+
+                       reg_dldo1: dldo1 {
+                               /*
+                                * The WiFi chip supports a wide range
+                                * (3.0 ~ 4.8V) of voltages, and so does
+                                * this regulator (3.0 ~ 4.2V), but
+                                * Allwinner SDK always sets it to 3.3V.
+                                */
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-name = "vcc-wifi";
+                       };
+
+                       reg_dldo2: dldo2 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-name = "vcc-pl";
+                       };
+
+                       reg_eldo1: eldo1 {
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1200000>;
+                               regulator-name = "vcc-dvdd-cam";
+                       };
+
+                       reg_eldo2: eldo2 {
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-name = "vcc-pe";
+                       };
+
+                       reg_eldo3: eldo3 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-name = "vcc-pm-codec-io1";
+                       };
+
+                       reg_ldo_io0: ldo_io0 {
+                               regulator-always-on;
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-name = "vcc-pg";
+                       };
+
+                       reg_ldo_io1: ldo_io1 {
+                               regulator-min-microvolt = <2500000>;
+                               regulator-max-microvolt = <2500000>;
+                               regulator-name = "vcc-pa-gmac-2v5";
+                       };
+
+                       reg_rtc_ldo: rtc_ldo {
+                               regulator-name = "vcc-rtc-vdd1v8-io";
+                       };
+               };
+       };
 };
 
+#include "axp809.dtsi"
+
 &uart0 {
        pinctrl-names = "default";
        pinctrl-0 = <&uart0_pins_a>;