linux-kernel - Re: [PATCH v3] arm64: dts: allwinner: h616: Add Mango Pi MQ-Quad DTS

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Message-ID: <20230719220442.GA859690-robh@kernel.org>
Date:   Wed, 19 Jul 2023 16:04:42 -0600
From:   Rob Herring <robh@...nel.org>
To:     Matthew Croughan <matthew.croughan@....how>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Maxime Ripard <mripard@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] arm64: dts: allwinner: h616: Add Mango Pi MQ-Quad DTS

On Tue, Jul 18, 2023 at 04:22:03PM +0100, Matthew Croughan wrote:
> Mango Pi MQ Quad is a H616 based SBC, add basic support for the board
> and its peripherals
> 
> Signed-off-by: Matthew Croughan <matthew.croughan@....how>
> ---
> V1 -> V2: Alphabetical ordering, added "widora,mangopi-mq-quad" compatible
> V2 -> V3: Added Signed-off-by, add to device-tree compatible/bindings documentation
> 
>  .../devicetree/bindings/arm/sunxi.yaml        |   5 +

Bindings should be a separate patch.

>  arch/arm64/boot/dts/allwinner/Makefile        |   1 +
>  .../allwinner/sun50i-h616-mangopi-mq-quad.dts | 183 ++++++++++++++++++
>  3 files changed, 189 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h616-mangopi-mq-quad.dts
> 
> diff --git a/Documentation/devicetree/bindings/arm/sunxi.yaml b/Documentation/devicetree/bindings/arm/sunxi.yaml
> index ee8fdd2da869..2dee815fd45e 100644
> --- a/Documentation/devicetree/bindings/arm/sunxi.yaml
> +++ b/Documentation/devicetree/bindings/arm/sunxi.yaml
> @@ -862,6 +862,11 @@ properties:
>            - const: wexler,tab7200
>            - const: allwinner,sun7i-a20
>  
> +      - description: MangoPi MQ-Quad
> +        items:
> +          - const: widora,mangopi-mq-quad
> +          - const: allwinner,sun50i-h616
> +
>        - description: MangoPi MQ-R board
>          items:
>            - const: widora,mangopi-mq-r-t113
> diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
> index 6a96494a2e0a..06c5b97dbfc3 100644
> --- a/arch/arm64/boot/dts/allwinner/Makefile
> +++ b/arch/arm64/boot/dts/allwinner/Makefile
> @@ -38,5 +38,6 @@ dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-pine-h64.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-pine-h64-model-b.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-tanix-tx6.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-tanix-tx6-mini.dtb
> +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h616-mangopi-mq-quad.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h616-orangepi-zero2.dtb
>  dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h616-x96-mate.dtb
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-mangopi-mq-quad.dts b/arch/arm64/boot/dts/allwinner/sun50i-h616-mangopi-mq-quad.dts
> new file mode 100644
> index 000000000000..47fd49af2886
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-mangopi-mq-quad.dts
> @@ -0,0 +1,183 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +// Copyright (C) 2020 Arm Ltd.
> +/*
> + * Copyright (C) 2023 Matthew Croughan <matthew.croughan@....how>
> + */

Why 2 comment styles for copyrights?

> +
> +/dts-v1/;
> +
> +#include "sun50i-h616.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> +	model = "MangoPi MQ-Quad";
> +	compatible = "widora,mangopi-mq-quad", "allwinner,sun50i-h616";
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		led-0 {
> +			function = LED_FUNCTION_STATUS;
> +			color = <LED_COLOR_ID_GREEN>;
> +			gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */
> +		};
> +	};
> +
> +	reg_vcc5v: vcc5v {
> +		/* board wide 5V supply directly from the USB-C socket */
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc-5v";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-always-on;
> +	};
> +
> +	reg_vcc3v3: vcc3v3 {
> +		/* board wide 3V3 supply directly from SY8008 regulator */
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc-3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +	};
> +
> +	wifi_pwrseq: wifi-pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		reset-gpios = <&pio 6 18 GPIO_ACTIVE_LOW>; /* PG18 */
> +	};
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +/* USB 2 & 3 are on headers only. */
> +
> +&mmc0 {
> +	vmmc-supply = <&reg_vcc3v3>;
> +	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;	/* PF6 */
> +	bus-width = <4>;
> +	status = "okay";
> +};
> +
> +&mmc1 {
> +	bus-width = <4>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	non-removable;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	vqmmc-supply = <&reg_vcc3v3>;
> +	pinctrl-0 = <&mmc1_pins>;
> +	pinctrl-names = "default";
> +	status = "okay";
> +
> +	rtl8723ds: wifi@1 {
> +		reg = <1>;
> +		interrupt-parent = <&pio>;
> +		interrupts = <6 15 IRQ_TYPE_LEVEL_LOW>; /* PG15 */
> +		interrupt-names = "host-wake";
> +	};
> +};
> +
> +
> +&uart1 {
> +	uart-has-rtscts;
> +	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
> +	pinctrl-names = "default";
> +	status = "okay";
> +
> +	bluetooth {
> +		compatible = "realtek,rtl8723ds-bt";
> +		device-wake-gpios = <&pio 6 17 GPIO_ACTIVE_HIGH>; /* PG17 */
> +		enable-gpios = <&pio 6 19 GPIO_ACTIVE_HIGH>; /* PG19 */
> +		host-wake-gpios = <&pio 6 16 GPIO_ACTIVE_HIGH>; /* PG16 */
> +	};
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +&r_i2c {
> +	status = "okay";
> +
> +	axp313a: pmic@36 {
> +		compatible = "x-powers,axp313a";
> +		reg = <0x36>;
> +		x-powers,self-working-mode;
> +		regulators {
> +			reg_aldo1: aldo1 {
> +				regulator-always-on;
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-name = "vcc-1v8";
> +			};
> +
> +			reg_dldo1: dldo1 {
> +				regulator-always-on;
> +				regulator-min-microvolt = <3300000>;
> +				regulator-max-microvolt = <3300000>;
> +				regulator-name = "vcc-3v3-pmic";
> +			};
> +
> +			reg_dcdc1: dcdc1 {
> +				regulator-always-on;
> +				regulator-min-microvolt = <810000>;
> +				regulator-max-microvolt = <990000>;
> +				regulator-name = "vdd-gpu-sys";
> +			};
> +
> +			reg_dcdc2: dcdc2 {
> +				regulator-always-on;
> +				regulator-min-microvolt = <810000>;
> +				regulator-max-microvolt = <1100000>;
> +				regulator-name = "vdd-cpu";
> +			};
> +
> +			reg_dcdc3: dcdc3 {
> +				regulator-always-on;
> +				regulator-min-microvolt = <1500000>;
> +				regulator-max-microvolt = <1500000>;
> +				regulator-name = "vdd-dram";
> +			};
> +
> +		};
> +	};
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_ph_pins>;
> +	status = "okay";
> +};
> +
> +&usbotg {
> +	/*
> +	 * PHY0 pins are connected to a USB-C socket, but a role switch
> +	 * is not implemented: both CC pins are pulled to GND.
> +	 * The VBUS pins power the device, so a fixed peripheral mode
> +	 * is the best choice.
> +	 * The board can be powered via GPIOs, in this case port0 *can*
> +	 * act as a host (with a cable/adapter ignoring CC), as VBUS is
> +	 * then provided by the GPIOs. Any user of this setup would
> +	 * need to adjust the DT accordingly: dr_mode set to "host",
> +	 * enabling OHCI0 and EHCI0.
> +	 */
> +	dr_mode = "peripheral";
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb1_vbus-supply = <&reg_vcc5v>;
> +	status = "okay";
> +};
> -- 
> 2.41.0
>