linux-kernel - Re: [PATCH] ARM: sun8i: a83t: Add device tree for Sinovoip Bananapi BPI-M3

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Message-ID: <0dbfd9d8f83ac53c1538e86c4e02883e@aosc.io>
Date:   Thu, 17 Aug 2017 13:11:11 +0800
From:   icenowy@...c.io
To:     Chen-Yu Tsai <wens@...e.org>
Cc:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        devicetree@...r.kernel.org, linux-sunxi@...glegroups.com,
        linux-kernel@...r.kernel.org, u-boot@...ts.denx.de,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] ARM: sun8i: a83t: Add device tree for Sinovoip Bananapi
 BPI-M3

在 2017-08-17 11:40，Chen-Yu Tsai 写道：
> The BPI-M3 is an Allwinner A83T based SBC in the Bananapi/Bpi family.
> It is roughly the same form factor as the BPI-M1+, with roughly the
> same peripherals and connectors:
> 
>   - 2GB LPDDR3 DRAM
>   - 8GB eMMC
>   - Micro-SD card slot
>   - HDMI output
>   - Headset (stereo + mic) jack
>   - Onboard mic
>   - Gigabit Ethernet with RTL8211E transceiver
>   - Ampak AP6212 WiFi + BT
>   - USB OTG connector
>   - USB-to-SATA bridge connected through a USB 2.0 hub
>   - Consumer IR receiver
>   - MIPI DSI LCD panel connector
>   - Camera interface (parallel and MIPI CSI) connector
>   - 3 LEDs (Red, Green, Blue), of which 2 are controllable (GB)
>   - Raspberry Pi 2 compatible GPIO header
> 
> Signed-off-by: Chen-Yu Tsai <wens@...e.org>
> ---
> 
> Note that the file name follows the convention of most of the other
> bananapi boards, that is the vendor "sinovoip" is not included in
> the name. This deviates from what is already in U-boot.
> 
> This applies on top of my A83t USB patches.
> 
> ---
>  arch/arm/boot/dts/Makefile                   |   1 +
>  arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts | 148 
> +++++++++++++++++++++++++++
>  2 files changed, 149 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index e0d77ab79f5f..791fecc0774a 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -903,6 +903,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
>  	sun8i-a33-q8-tablet.dtb \
>  	sun8i-a33-sinlinx-sina33.dtb \
>  	sun8i-a83t-allwinner-h8homlet-v2.dtb \
> +	sun8i-a83t-bananapi-m3.dtb \
>  	sun8i-a83t-cubietruck-plus.dtb \
>  	sun8i-h2-plus-orangepi-zero.dtb \
>  	sun8i-h3-bananapi-m2-plus.dtb \
> diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> new file mode 100644
> index 000000000000..2bafd7e99ef7
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> @@ -0,0 +1,148 @@
> +/*
> + * Copyright 2017 Chen-Yu Tsai
> + *
> + * Chen-Yu Tsai <wens@...e.org>
> + *
> + * 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.
> + */
> +
> +/dts-v1/;
> +#include "sun8i-a83t.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> +	model = "Banana Pi BPI-M3";
> +	compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";

Should we continue to use sinovoip,bpi-mx-xxx or use bananapi,mx-xxx
instead?

> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +};
> +
> +&ehci0 {
> +	/* Terminus Tech FE 1.1s 4-port USB 2.0 hub here */
> +	status = "okay";
> +
> +	/* TODO GL830 USB-to-SATA bridge downstream w/ GPIO power controls */
> +};
> +
> +&mmc0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc0_pins>;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <4>;
> +	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> +	cd-inverted;
> +	status = "okay";
> +};
> +
> +&mmc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc2_8bit_emmc_pins>;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <8>;
> +	non-removable;
> +	cap-mmc-hw-reset;
> +	status = "okay";
> +};
> +
> +&r_rsb {
> +	status = "okay";
> +
> +	axp81x: pmic@3a3 {
> +		compatible = "x-powers,axp813";
> +		reg = <0x3a3>;
> +		interrupt-parent = <&r_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +
> +	ac100: codec@e89 {
> +		compatible = "x-powers,ac100";
> +		reg = <0xe89>;
> +
> +		ac100_codec: codec {
> +			compatible = "x-powers,ac100-codec";
> +			interrupt-parent = <&r_pio>;
> +			interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */
> +			#clock-cells = <0>;
> +			clock-output-names = "4M_adda";
> +		};
> +
> +		ac100_rtc: rtc {
> +			compatible = "x-powers,ac100-rtc";
> +			interrupt-parent = <&r_intc>;
> +			interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +			clocks = <&ac100_codec>;
> +			#clock-cells = <1>;
> +			clock-output-names = "cko1_rtc",
> +					     "cko2_rtc",
> +					     "cko3_rtc";
> +		};
> +	};
> +};
> +
> +&reg_usb1_vbus {
> +	gpio = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
> +	status = "okay";
> +};
> +
> +&reg_vcc3v0 {
> +	status = "disabled";
> +};
> +
> +&reg_vcc5v0 {
> +	status = "disabled";
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pb_pins>;
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb1_vbus-supply = <&reg_usb1_vbus>;
> +	status = "okay";
> +};