[PATCH 3/3] arm64: dts: allwinner: Add Jide Remix Mini PC support

Jernej Škrabec jernej.skrabec at gmail.com
Mon Feb 5 10:12:45 PST 2024 

Hi Andre!

Dne nedelja, 04. februar 2024 ob 10:44:04 CET je Andre Przywara napisal(a):
> The Remix Mini PC is a "mini computer" using the Allwinner H64 SoC,
> which appears to be just a relabelled A64. It was launched in 2015 by
> the now defunct company Jide, and shipped with a desktop optimised
> version of Android. It features
> 	- Allwinner H64 Soc (4 * Arm Cortex-A53 cores)
> 	- 1 or 2 GB DRAM
> 	- 8 or 16 GB eMMC flash
> 	- 100 MBit Ethernet port (using an X-Powers AC200 PHY)
> 	- RTL8723BS WiFi & Bluetooth chip
> 	- HDMI port
> 	- two USB 2.0 ports
> 	- 3.5mm AV port
> 	- microSD card slot
> 
> The devicetree covers most peripherals, though there is no agreed
> binding for the PHY chip yet, so this is left out.
> 
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
>  arch/arm64/boot/dts/allwinner/Makefile        |   1 +
>  .../allwinner/sun50i-h64-remix-mini-pc.dts    | 357 ++++++++++++++++++
>  2 files changed, 358 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
> 
> diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
> index 91d505b385de..2db3b15ad09f 100644
> --- a/arch/arm64/boot/dts/allwinner/Makefile
> +++ b/arch/arm64/boot/dts/allwinner/Makefile
> @@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-pinetab.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-pinetab-early-adopter.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-sopine-baseboard.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-teres-i.dtb
> +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h64-remix-mini-pc.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a100-allwinner-perf1.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-bananapi-m2-plus.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-bananapi-m2-plus-v1.2.dtb
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts b/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
> new file mode 100644
> index 000000000000..537923a541a8
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
> @@ -0,0 +1,357 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +// Copyright (c) 2018 ARM Ltd.

Shouldn't be 2024?

> +
> +/dts-v1/;
> +
> +#include "sun50i-a64.dtsi"
> +#include "sun50i-a64-cpu-opp.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> +	model = "Remix Mini PC";
> +	compatible = "jide,remix-mini-pc", "allwinner,sun50i-h64",
> +		     "allwinner,sun50i-a64";
> +
> +	aliases {
> +		ethernet1 = &rtl8723bs;
> +		serial0 = &uart0;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	hdmi-connector {
> +		compatible = "hdmi-connector";
> +		type = "a";
> +
> +		port {
> +			hdmi_con_in: endpoint {
> +				remote-endpoint = <&hdmi_out_con>;
> +			};
> +		};
> +	};
> +
> +	reg_vcc5v: regulator-5v {
> +		/* board wide 5V supply directly from the DC input */
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc-5v";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-always-on;
> +	};
> +
> +	wifi_pwrseq: wifi_pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		pinctrl-names = "default";
> +		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
> +		post-power-on-delay-ms = <200>;
> +	};
> +};
> +
> +&codec {
> +	status = "okay";
> +};
> +
> +&codec_analog {
> +	cpvdd-supply = <&reg_eldo1>;
> +	status = "okay";
> +};
> +
> +&cpu0 {
> +	cpu-supply = <&reg_dcdc2>;
> +};
> +
> +&cpu1 {
> +	cpu-supply = <&reg_dcdc2>;
> +};
> +
> +&cpu2 {
> +	cpu-supply = <&reg_dcdc2>;
> +};
> +
> +&cpu3 {
> +	cpu-supply = <&reg_dcdc2>;
> +};
> +
> +&dai {
> +	status = "okay";
> +};
> +
> +&de {
> +	status = "okay";
> +};
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&hdmi {
> +	hvcc-supply = <&reg_dldo1>;
> +	status = "okay";
> +};
> +
> +&hdmi_out {
> +	hdmi_out_con: endpoint {
> +		remote-endpoint = <&hdmi_con_in>;
> +	};
> +};
> +
> +/* Connects to the AC200 chip */
> +&i2c0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c0_pins>;
> +	status = "okay";
> +};
> +
> +&i2c0_pins {
> +	bias-pull-up;
> +};
> +
> +&mmc0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc0_pins>;
> +	vmmc-supply = <&reg_dcdc1>;
> +	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
> +	disable-wp;
> +	bus-width = <4>;
> +	status = "okay";
> +};
> +
> +&mmc1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc1_pins>;
> +	vmmc-supply = <&reg_aldo1>;
> +	vqmmc-supply = <&reg_dldo4>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	bus-width = <4>;
> +	non-removable;
> +	status = "okay";
> +
> +	rtl8723bs: wifi at 1 {
> +		reg = <1>;
> +		interrupt-parent = <&r_pio>;
> +		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 */
> +		interrupt-names = "host-wake";
> +	};

Node without compatible doesn't help. Please remove it.

> +};
> +
> +&mmc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc2_pins>, <&mmc2_ds_pin>;
> +	vmmc-supply = <&reg_dcdc1>;
> +	vqmmc-supply = <&reg_eldo1>;
> +	bus-width = <8>;
> +	non-removable;
> +	mmc-ddr-1_8v;
> +	mmc-hs200-1_8v;

Aren't these speed modes enabled by default?


Best regards,
Jernej

> +	cap-mmc-hw-reset;
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +&pio {
> +	vcc-pb-supply = <&reg_dcdc1>;
> +	vcc-pc-supply = <&reg_dcdc1>;
> +	vcc-pd-supply = <&reg_dcdc1>;
> +	vcc-pe-supply = <&reg_dcdc1>;
> +	vcc-pf-supply = <&reg_dcdc1>;
> +	vcc-pg-supply = <&reg_dldo4>;
> +	vcc-ph-supply = <&reg_dcdc1>;
> +};
> +
> +&r_ir {
> +	status = "okay";
> +};
> +
> +&r_pio {
> +	/*
> +	 * We cannot add that supply for now since it would create a circular
> +	 * dependency between pinctrl, the regulator and the RSB Bus.
> +	 *
> +	 * vcc-pl-supply = <&reg_aldo2>;
> +	 */
> +};
> +
> +&r_rsb {
> +	status = "okay";
> +
> +	axp803: pmic at 3a3 {
> +		compatible = "x-powers,axp803";
> +		reg = <0x3a3>;
> +		interrupt-parent = <&r_intc>;
> +		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_LOW>;
> +		x-powers,drive-vbus-en;
> +
> +		vin1-supply = <&reg_vcc5v>;
> +		vin2-supply = <&reg_vcc5v>;
> +		vin3-supply = <&reg_vcc5v>;
> +		vin5-supply = <&reg_vcc5v>;
> +		vin6-supply = <&reg_vcc5v>;
> +		aldoin-supply = <&reg_vcc5v>;
> +		dldoin-supply = <&reg_vcc5v>;
> +		eldoin-supply = <&reg_vcc5v>;
> +		fldoin-supply = <&reg_vcc5v>;
> +		drivevbus-supply = <&reg_vcc5v>;
> +		ips-supply = <&reg_vcc5v>;
> +
> +		status = "okay";
> +	};
> +};
> +
> +#include "axp803.dtsi"
> +
> +&ac_power_supply {
> +	status = "okay";
> +};
> +
> +&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";
> +};
> +
> +/* Deviates from the reset default of 1.1V. */
> +&reg_dcdc6 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1200000>;
> +	regulator-max-microvolt = <1200000>;
> +	regulator-name = "vdd-sys";
> +};
> +
> +&reg_aldo1 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-wifi";
> +};
> +
> +&reg_aldo2 {
> +	/* Specifying R_PIO consumer would create circular dependency. */
> +	regulator-always-on;
> +	regulator-min-microvolt = <3300000>;
> +	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";
> +};
> +
> +/* AC200 power supply */
> +&reg_dldo1 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-ave-33";
> +};
> +
> +&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 = "vcc-cpvdd-dram-emmc";
> +};
> +
> +/* Supplies the arisc management core, needed by TF-A to power off cores. */
> +&reg_fldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1100000>;
> +	regulator-max-microvolt = <1100000>;
> +	regulator-name = "vdd-cpus";
> +};
> +
> +&reg_rtc_ldo {
> +	regulator-name = "vcc-rtc";
> +};
> +
> +&simplefb_hdmi {
> +	vcc-hdmi-supply = <&reg_dcdc1>;
> +};
> +
> +&sound {
> +	simple-audio-card,aux-devs = <&codec_analog>;
> +	simple-audio-card,widgets = "Microphone", "Microphone Jack",
> +				    "Headphone", "Headphone Jack";
> +	simple-audio-card,routing =
> +			"Left DAC", "DACL",
> +			"Right DAC", "DACR",
> +			"Headphone Jack", "HP",
> +			"ADCL", "Left ADC",
> +			"ADCR", "Right ADC",
> +			"MIC2", "Microphone Jack";
> +	status = "okay";
> +};
> +
> +/* On the (unpopulated) UART pads. */
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pb_pins>;
> +	status = "okay";
> +};
> +
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
> +	uart-has-rtscts;
> +	status = "okay";
> +
> +	bluetooth {
> +		compatible = "realtek,rtl8723bs-bt";
> +		enable-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
> +		max-speed = <1500000>;
> +	};
> +};
> +
> +&usb_otg {
> +	dr_mode = "host";
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb0_vbus-supply = <&reg_drivevbus>;
> +	usb1_vbus-supply = <&reg_drivevbus>;
> +	status = "okay";
> +};
>

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