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linux-loongson/arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts
Samuel Holland 1b9dac68c6 arm64: dts: allwinner: Use constants for RTC clock indexes 
The binding header provides descriptive names for the RTC clock indexes,
since the indexes were arbitrarily chosen by the binding, not by the
hardware. Let's use the names, so the meaning is clearer.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220607012438.18183-2-samuel@sholland.org
2022-06-13 22:52:40 +02:00

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
// Copyright (C) 2018 Amarula Solutions B.V.
// Author: Jagan Teki <jagan@amarulasolutions.com>
/dts-v1/;
#include "sun50i-a64.dtsi"
#include "sun50i-a64-cpu-opp.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Amarula A64-Relic";
compatible = "amarula,a64-relic", "allwinner,sun50i-a64";
aliases {
serial0 = &uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
i2c {
compatible = "i2c-gpio";
sda-gpios = <&pio 4 13 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pio 4 12 GPIO_ACTIVE_HIGH>;
i2c-gpio,delay-us = <5>;
#address-cells = <1>;
#size-cells = <0>;
ov5640: camera@3c {
compatible = "ovti,ov5640";
reg = <0x3c>;
pinctrl-names = "default";
pinctrl-0 = <&csi_mclk_pin>;
clocks = <&ccu CLK_CSI_MCLK>;
clock-names = "xclk";
AVDD-supply = <&reg_aldo1>;
DOVDD-supply = <&reg_dldo3>;
DVDD-supply = <&reg_eldo3>;
reset-gpios = <&pio 4 14 GPIO_ACTIVE_LOW>; /* CSI-RST-R: PE14 */
powerdown-gpios = <&pio 4 15 GPIO_ACTIVE_HIGH>; /* CSI-STBY-R: PE15 */
port {
ov5640_ep: endpoint {
remote-endpoint = <&csi_ep>;
bus-width = <8>;
hsync-active = <1>; /* Active high */
vsync-active = <0>; /* Active low */
data-active = <1>; /* Active high */
pclk-sample = <1>; /* Rising */
};
};
};
};
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
clocks = <&rtc CLK_OSC32K_FANOUT>;
clock-names = "ext_clock";
reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* WL-PMU-EN: PL2 */
};
};
&cpu0 {
cpu-supply = <&reg_dcdc2>;
};
&cpu1 {
cpu-supply = <&reg_dcdc2>;
};
&cpu2 {
cpu-supply = <&reg_dcdc2>;
};
&cpu3 {
cpu-supply = <&reg_dcdc2>;
};
&csi {
status = "okay";
port {
csi_ep: endpoint {
remote-endpoint = <&ov5640_ep>;
bus-width = <8>;
hsync-active = <1>; /* Active high */
vsync-active = <0>; /* Active low */
data-active = <1>; /* Active high */
pclk-sample = <1>; /* Rising */
};
};
};
&ehci0 {
status = "okay";
};
&i2c0 {
status = "okay";
sensor@48 {
compatible = "st,stlm75";
reg = <0x48>;
};
};
&i2c0_pins {
bias-pull-up;
};
&i2c1 {
status = "okay";
touchscreen@5d {
compatible = "goodix,gt5663";
reg = <0x5d>;
AVDD28-supply = <&reg_ldo_io0>; /* VCC-CTP: GPIO0-LDO */
interrupt-parent = <&pio>;
interrupts = <7 4 IRQ_TYPE_EDGE_FALLING>;
irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* CTP-INT: PH4 */
reset-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* CTP-RST: PH8 */
touchscreen-inverted-x;
touchscreen-inverted-y;
};
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <&reg_dcdc1>;
/*
* Schematic shows both dldo4 and eldo1 connected for vcc-io-wifi, but
* dldo4 connection shows DNP(Do Not Populate) and eldo1 connected with
* 0Ohm register to vcc-io-wifi so eldo1 is used.
*/
vqmmc-supply = <&reg_eldo1>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
status = "okay";
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
interrupt-parent = <&r_pio>;
interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* WL-WAKE-AP: PL3 */
interrupt-names = "host-wake";
};
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_pins>;
vmmc-supply = <&reg_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
status = "okay";
};
&ohci0 {
status = "okay";
};
&r_rsb {
status = "okay";
axp803: pmic@3a3 {
compatible = "x-powers,axp803";
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
};
};
#include "axp803.dtsi"
&reg_aldo1 {
regulator-always-on;
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-name = "avdd-csi";
};
&reg_aldo2 {
regulator-always-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-pl";
};
&reg_aldo3 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "vcc-pll-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 = <1040000>;
regulator-max-microvolt = <1300000>;
regulator-name = "vdd-cpux";
};
/* DCDC3 is polyphased with DCDC2 */
&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 = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-sys";
};
&reg_dldo1 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-hdmi-dsi-sensor";
};
&reg_dldo2 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-mipi";
};
&reg_dldo3 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-name = "dovdd-csi";
};
&reg_dldo4 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi-io";
};
&reg_drivevbus {
regulator-name = "usb0-vbus";
status = "okay";
};
&reg_eldo1 {
regulator-always-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "cpvdd";
};
&reg_eldo3 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "dvdd-csi";
};
&reg_fldo1 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "vcc-1v2-hsic";
};
/*
* The A64 chip cannot work without this regulator off, although
* it seems to be only driving the AR100 core.
* Maybe we don't still know well about CPUs domain.
*/
&reg_fldo2 {
regulator-always-on;
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-cpus";
};
&reg_ldo_io0 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-name = "vcc-ctp";
status = "okay";
};
&reg_rtc_ldo {
regulator-name = "vcc-rtc";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
status = "okay";
};
&usb_otg {
dr_mode = "otg";
status = "okay";
};
&usbphy {
usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
usb0_vbus-supply = <&reg_drivevbus>;
status = "okay";
};
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