[PATCH v2 5/8] ARM: dts: sun8i: a83t: allwinner-h8homlet-v2: Add AXP818 regulator nodes

From: Chen-Yu Tsai
Date: Wed Oct 18 2017 - 04:32:40 EST

This patch adds device nodes for all the regulators of the AXP818 PMIC.
Sunxi common regulators are removed, and USB VBUS regulators are added.

Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
.../boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts | 147 +++++++++++++++++++--
1 file changed, 134 insertions(+), 13 deletions(-)

diff --git a/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts b/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts
index 1f0d60afb25b..5091cecbcd1e 100644
--- a/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts
@@ -43,7 +43,8 @@

/dts-v1/;
#include "sun8i-a83t.dtsi"
-#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>

/ {
model = "Allwinner A83T H8Homlet Proto Dev Board v2.0";
@@ -56,6 +57,26 @@
chosen {
stdout-path = "serial0:115200n8";
};
+
+ reg_usb0_vbus: reg-usb0-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb0-vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */
+ };
+
+ 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 = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ };
};

&ehci0 {
@@ -65,7 +86,7 @@
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
- vmmc-supply = <&reg_vcc3v0>;
+ vmmc-supply = <&reg_dcdc1>;
cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
bus-width = <4>;
cd-inverted;
@@ -75,7 +96,8 @@
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_8bit_emmc_pins>;
- vmmc-supply = <&reg_vcc3v0>;
+ vmmc-supply = <&reg_dcdc1>;
+ vqmmc-supply = <&reg_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
@@ -86,16 +108,6 @@
status = "okay";
};

-&reg_usb0_vbus {
- gpio = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */
- status = "okay";
-};
-
-&reg_usb1_vbus {
- gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
- status = "okay";
-};
-
&r_rsb {
status = "okay";

@@ -104,6 +116,8 @@
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ eldoin-supply = <&reg_dcdc1>;
+ swin-supply = <&reg_dcdc1>;
};

ac100: codec@e89 {
@@ -131,6 +145,113 @@
};
};

+#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 {
+ 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 = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vcc-dram";
+};
+
+&reg_dcdc6 {
+ regulator-always-on;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-name = "vdd-sys";
+};
+
+&reg_dldo2 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-mipi";
+};
+
+&reg_dldo4 {
+ /*
+ * 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-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-ephy";
+};
+
+&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_sw {
+ regulator-name = "vcc-wifi";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
--
2.14.2