ARM: dts: sun8i: a83t: bananapi-m3: Add AXP813 regulator nodes

This patch adds device nodes for all the regulators of the AXP813 PMIC.
Sunxi common regulators are removed, and USB VBUS regulators are added.

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

1 files changed, 132 insertions, 9 deletions

diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
index 2bafd7e99ef7..78036b2f2ab4 100644
--- a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
@@ -44,7 +44,6 @@
 
 /dts-v1/;
 #include "sun8i-a83t.dtsi"
-#include "sunxi-common-regulators.dtsi"
 
 #include <dt-bindings/gpio/gpio.h>
 
@@ -59,6 +58,16 @@
         chosen {
                 stdout-path = "serial0:115200n8";
         };
+
+        reg_usb1_vbus: reg-usb1-vbus {
+                compatible = "regulator-fixed";
+                regulator-name = "usb1-vbus";
+                regulator-min-microvolt = <5000000>;
+                regulator-max-microvolt = <5000000>;
+                regulator-boot-on;
+                enable-active-high;
+                gpio = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
+        };
 };
 
 &ehci0 {
@@ -71,7 +80,7 @@
 &mmc0 {
         pinctrl-names = "default";
         pinctrl-0 = <&mmc0_pins>;
-        vmmc-supply = <&reg_vcc3v3>;
+        vmmc-supply = <&reg_dcdc1>;
         bus-width = <4>;
         cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
         cd-inverted;
@@ -81,7 +90,8 @@
 &mmc2 {
         pinctrl-names = "default";
         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
-        vmmc-supply = <&reg_vcc3v3>;
+        vmmc-supply = <&reg_dcdc1>;
+        vqmmc-supply = <&reg_dcdc1>;
         bus-width = <8>;
         non-removable;
         cap-mmc-hw-reset;
@@ -96,6 +106,10 @@
                 reg = <0x3a3>;
                 interrupt-parent = <&r_intc>;
                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+                eldoin-supply = <&reg_dcdc1>;
+                fldoin-supply = <&reg_dcdc5>;
+                swin-supply = <&reg_dcdc1>;
+                x-powers,drive-vbus-en;
         };
 
         ac100: codec@e89 {
@@ -123,17 +137,126 @@
         };
 };
 
-&reg_usb1_vbus {
-        gpio = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
+#include "axp81x.dtsi"
+
+&reg_aldo1 {
+        regulator-always-on;
+        regulator-min-microvolt = <1800000>;
+        regulator-max-microvolt = <1800000>;
+        regulator-name = "vcc-1v8";
+};
+
+&reg_aldo2 {
+        regulator-always-on;
+        regulator-min-microvolt = <1800000>;
+        regulator-max-microvolt = <1800000>;
+        regulator-name = "dram-pll";
+};
+
+&reg_aldo3 {
+        regulator-always-on;
+        regulator-min-microvolt = <3000000>;
+        regulator-max-microvolt = <3000000>;
+        regulator-name = "avcc";
+};
+
+&reg_dcdc1 {
+        /* schematics says 3.1V but FEX file says 3.3V */
+        regulator-always-on;
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-name = "vcc-3v3";
+};
+
+&reg_dcdc2 {
+        regulator-always-on;
+        regulator-min-microvolt = <700000>;
+        regulator-max-microvolt = <1100000>;
+        regulator-name = "vdd-cpua";
+};
+
+&reg_dcdc3 {
+        regulator-always-on;
+        regulator-min-microvolt = <700000>;
+        regulator-max-microvolt = <1100000>;
+        regulator-name = "vdd-cpub";
+};
+
+&reg_dcdc4 {
+        regulator-min-microvolt = <700000>;
+        regulator-max-microvolt = <1100000>;
+        regulator-name = "vdd-gpu";
+};
+
+&reg_dcdc5 {
+        regulator-always-on;
+        regulator-min-microvolt = <1200000>;
+        regulator-max-microvolt = <1200000>;
+        regulator-name = "vcc-dram";
+};
+
+&reg_dcdc6 {
+        regulator-always-on;
+        regulator-min-microvolt = <900000>;
+        regulator-max-microvolt = <900000>;
+        regulator-name = "vdd-sys";
+};
+
+&reg_dldo1 {
+        /*
+         * This powers both the WiFi/BT module's main power, I/O supply,
+         * and external pull-ups on all the data lines. It should be set
+         * to the same voltage as the I/O supply (DCDC1 in this case) to
+         * avoid any leakage or mismatch.
+         */
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-name = "vcc-wifi";
+};
+
+&reg_dldo3 {
+        regulator-always-on;
+        regulator-min-microvolt = <2500000>;
+        regulator-max-microvolt = <2500000>;
+        regulator-name = "vcc-pd";
+};
+
+&reg_drivevbus {
+        regulator-name = "usb0-vbus";
         status = "okay";
 };
 
-&reg_vcc3v0 {
-        status = "disabled";
+&reg_fldo1 {
+        regulator-min-microvolt = <1080000>;
+        regulator-max-microvolt = <1320000>;
+        regulator-name = "vdd12-hsic";
+};
+
+&reg_fldo2 {
+        /*
+         * Despite the embedded CPUs core not being used in any way,
+         * this must remain on or the system will hang.
+         */
+        regulator-always-on;
+        regulator-min-microvolt = <700000>;
+        regulator-max-microvolt = <1100000>;
+        regulator-name = "vdd-cpus";
+};
+
+&reg_rtc_ldo {
+        regulator-name = "vcc-rtc";
 };
 
-&reg_vcc5v0 {
-        status = "disabled";
+&reg_sw {
+        /*
+         * The PHY requires 20ms after all voltages
+         * are applied until core logic is ready and
+         * 30ms after the reset pin is de-asserted.
+         * Set a 100ms delay to account for PMIC
+         * ramp time and board traces.
+         */
+        regulator-enable-ramp-delay = <100000>;
+        regulator-name = "vcc-ephy";
 };
 
 &uart0 {