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Date:   Fri, 30 Oct 2020 14:02:35 -0500
From:   Rob Herring <robh@kernel.org>
To:     Yu-Tung Chang <mtwget@gmail.com>
Cc:     mripard@kernel.org, wens@csie.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] ARM: dts: sun8i: h3: Add initial NanoPi R1 support
Message-ID: <20201030190235.GA4147685@bogus>
References: <20201027084803.17368-1-mtwget@gmail.com>
 <20201027084803.17368-2-mtwget@gmail.com>
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On Tue, Oct 27, 2020 at 04:48:03PM +0800, Yu-Tung Chang wrote:
> The NanoPi R1 is a complete open source board developed
> by FriendlyElec for makers, hobbyists, fans and etc.
> 
> NanoPi R1 key features
> - Allwinner H3, Quad-core Cortex-A7@1.2GHz
> - 512MB/1GB DDR3 RAM
> - 8GB eMMC
> - microSD slot
> - 10/100/1000M Ethernet x 1
> - 10/100 Ethernet x 1
> - Wifi 802.11b/g/n
> - Bluetooth 4.0
> - Serial Debug Port
> - 5V 2A DC power-supply
> 
> Signed-off-by: Yu-Tung Chang <mtwget@gmail.com>
> ---
>  .../devicetree/bindings/arm/sunxi.yaml        |   5 +

Acked-by: Rob Herring <robh@kernel.org>

Really, bindings should be a separate patch.

>  arch/arm/boot/dts/Makefile                    |   1 +
>  arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts      | 199 ++++++++++++++++++
>  3 files changed, 205 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
> 
> diff --git a/Documentation/devicetree/bindings/arm/sunxi.yaml b/Documentation/devicetree/bindings/arm/sunxi.yaml
> index 0f23133672a3..54a1aaee7e22 100644
> --- a/Documentation/devicetree/bindings/arm/sunxi.yaml
> +++ b/Documentation/devicetree/bindings/arm/sunxi.yaml
> @@ -251,6 +251,11 @@ properties:
>            - const: friendlyarm,nanopi-neo-plus2
>            - const: allwinner,sun50i-h5
>  
> +      - description: FriendlyARM NanoPi R1
> +        items:
> +          - const: friendlyarm,nanopi-r1
> +          - const: allwinner,sun8i-h3
> +
>        - description: FriendlyARM ZeroPi
>          items:
>            - const: friendlyarm,zeropi
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 4f0adfead547..aabaf67f86ed 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1192,6 +1192,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
>  	sun8i-h3-nanopi-m1-plus.dtb \
>  	sun8i-h3-nanopi-neo.dtb \
>  	sun8i-h3-nanopi-neo-air.dtb \
> +	sun8i-h3-nanopi-r1.dtb \
>  	sun8i-h3-orangepi-2.dtb \
>  	sun8i-h3-orangepi-lite.dtb \
>  	sun8i-h3-orangepi-one.dtb \
> diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
> new file mode 100644
> index 000000000000..d4b90892a4d8
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
> @@ -0,0 +1,199 @@
> +/*
> + * Copyright (C) 2019 Igor Pecovnik <igor@armbian.com>
> + * Copyright (C) 2020 Jayantajit Gogoi <jayanta.gogoi525@gmail.com>
> + * Copyright (C) 2020 Yu-Tung Chang <mtwget@gmail.com>
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + *  a) This file is free software; you can redistribute it and/or
> + *     modify it under the terms of the GNU General Public License as
> + *     published by the Free Software Foundation; either version 2 of the
> + *     License, or (at your option) any later version.
> + *
> + *     This file is distributed in the hope that it will be useful,
> + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *     GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + *  b) Permission is hereby granted, free of charge, to any person
> + *     obtaining a copy of this software and associated documentation
> + *     files (the "Software"), to deal in the Software without
> + *     restriction, including without limitation the rights to use,
> + *     copy, modify, merge, publish, distribute, sublicense, and/or
> + *     sell copies of the Software, and to permit persons to whom the
> + *     Software is furnished to do so, subject to the following
> + *     conditions:
> + *
> + *     The above copyright notice and this permission notice shall be
> + *     included in all copies or substantial portions of the Software.
> + *
> + *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + *     OTHER DEALINGS IN THE SOFTWARE.
> + */
> +
> +#include "sun8i-h3-nanopi.dtsi"
> +
> +/ {
> +	model = "FriendlyARM NanoPi R1";
> +	compatible = "friendlyarm,nanopi-r1", "allwinner,sun8i-h3";
> +
> +	reg_gmac_3v3: gmac-3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "gmac-3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		startup-delay-us = <100000>;
> +		enable-active-high;
> +		gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */
> +	};
> +
> +	reg_vdd_cpux: gpio-regulator {
> +		compatible = "regulator-gpio";
> +		regulator-name = "vdd-cpux";
> +		regulator-type = "voltage";
> +		regulator-boot-on;
> +		regulator-always-on;
> +		regulator-min-microvolt = <1100000>;
> +		regulator-max-microvolt = <1300000>;
> +		regulator-ramp-delay = <50>;
> +		gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
> +		gpios-states = <0x1>;
> +		states = <1100000 0x0
> +			  1300000 0x1>;
> +	};
> +
> +	wifi_pwrseq: wifi_pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
> +		clocks = <&rtc 1>;
> +		clock-names = "ext_clock";
> +	};
> +
> +	leds {
> +
> +		wan {
> +			label = "nanopi:green:wan";
> +			gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
> +		};
> +
> +		lan {
> +			label = "nanopi:green:lan";
> +			gpios = <&pio 0 9 GPIO_ACTIVE_HIGH>; /* PA9 */
> +		};
> +	};
> +};
> +
> +&cpu0 {
> +	cpu-supply = <&reg_vdd_cpux>;
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&ehci2 {
> +	status = "okay";
> +};
> +
> +&emac {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&emac_rgmii_pins>;
> +	phy-supply = <&reg_gmac_3v3>;
> +	phy-handle = <&ext_rgmii_phy>;
> +	phy-mode = "rgmii-id";
> +	status = "okay";
> +};
> +
> +&external_mdio {
> +	ext_rgmii_phy: ethernet-phy@7 {
> +		compatible = "ethernet-phy-ieee802.3-c22";
> +		reg = <7>;
> +	};
> +};
> +
> +&mmc1 {
> +	vmmc-supply = <&reg_vcc3v3>;
> +	vqmmc-supply = <&reg_vcc3v3>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	bus-width = <4>;
> +	non-removable;
> +	status = "okay";
> +
> +	sdio_wifi: sdio_wifi@1 {

wifi@1

> +		reg = <1>;
> +		compatible = "brcm,bcm4329-fmac";
> +		interrupt-parent = <&pio>;
> +		interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
> +		interrupt-names = "host-wake";
> +	};
> +};
> +
> +&mmc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc2_8bit_pins>;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	vqmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <8>;
> +	non-removable;
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +&ohci2 {
> +	status = "okay";
> +};
> +
> +&reg_usb0_vbus {
> +	gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */
> +	status = "okay";
> +};
> +
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart1_pins>;
> +	status = "okay";
> +};
> +
> +&uart3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart3_pins>, <&uart3_rts_cts_pins>;
> +	uart-has-rtscts;
> +	status = "okay";
> +
> +	bluetooth {
> +		compatible = "brcm,bcm43438-bt";
> +		clocks = <&rtc 1>;
> +		clock-names = "lpo";
> +		vbat-supply = <&reg_vcc3v3>;
> +		vddio-supply = <&reg_vcc3v3>;
> +		device-wakeup-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
> +		host-wakeup-gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
> +		shutdown-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
> +	};
> +};
> +
> +&usb_otg {
> +	status = "okay";
> +	dr_mode = "peripheral";
> +};
> +
> +&usbphy {
> +	usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
> +	usb0_vbus-supply = <&reg_usb0_vbus>;
> +	status = "okay";
> +};
> +
> -- 
> 2.29.0
>