Re: [PATCH] ARM: dts: sun7i: Add dts file for Bananapi M1 Plus board

[Maxime Ripard]

Hi,

On Mon, May 30, 2016 at 08:30:13PM +0800, luoyi.ly@xxxxxxxxx wrote:
> From: luoyi <luoyi.ly@xxxxxxxxx>
> 
> Add support for the Bananapi M1 Plus A20 development board from sinovoip.com.cn .
> This board features 1G RAM, 2 USB A receptacles, 1 micro USB receptacle for
> OTG, 1 micro USB receptacle for power, HDMI, sata, Gbit ethernet, ir receiver,
> 3.5 mm jack for stero sound out, on board microphone, 40 gpio pins and sdio wifi.

What is the difference between the M1+ and the M1?

> 
> Signed-off-by: Luo Yi <luoyi.ly@xxxxxxxxx>
> ---
>  arch/arm/boot/dts/Makefile                       |   1 +
>  arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts | 270 +++++++++++++++++++++++
>  2 files changed, 271 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index e06a5ab..fde407f 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -685,6 +685,7 @@ dtb-$(CONFIG_MACH_SUN6I) += \
>  	sun6i-a31s-yones-toptech-bs1078-v2.dtb
>  dtb-$(CONFIG_MACH_SUN7I) += \
>  	sun7i-a20-bananapi.dtb \
> +	sun7i-a20-bananapi-m1-plus.dtb \
>  	sun7i-a20-bananapro.dtb \
>  	sun7i-a20-cubieboard2.dtb \
>  	sun7i-a20-cubietruck.dtb \
> diff --git a/arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts b/arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts
> new file mode 100644
> index 0000000..b62fc1d
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts
> @@ -0,0 +1,270 @@
> +/*
> + * Copyright 2016 Luo Yi <luoyi.ly@xxxxxxxxx>
> + * 
> + * Thanks to the original work by Hans de Goede <hdegoede@xxxxxxxxxx>
> + *
> + * 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 "sun7i-a20.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> +	model = "Banana Pi BPI-M1-Plus";
> +	compatible = "sinovoip,bpi-m1-plus", "allwinner,sun7i-a20";
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&led_pins_bananapi>;
> +
> +		red {
> +			label = "bananapi:red:usr";

The first part the label is the board name, in that case that would be
bananapi-m1-plus.

> +			gpios = <&pio 7 25 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "default-on";

So that's the power led?

> +		};
> +
> +		green {
> +			label = "bananapi:green:usr";
> +			gpios = <&pio 7 24 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "heartbeat";

We don't enforce any trigger by default.

> +
> +		};
> +	};
> +
> +	reg_gmac_3v3: gmac-3v3 {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&gmac_power_pin_bananapi>;
> +		regulator-name = "gmac-3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		startup-delay-us = <100000>;
> +		enable-active-high;
> +		gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	reg_vmmc3: vmmc3 {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&vmmc3_pin_bananapi>;
> +		regulator-name = "vmmc3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +		enable-active-high;
> +		gpio = <&pio 7 22 GPIO_ACTIVE_HIGH>;
> +	};

You can use reg_vcc3v3 from sunxi-common-regulators.dtsi.

> +
> +};
> +
> +&ahci {
> +	status = "okay";
> +};
> +
> +&codec {
> +	status = "okay";
> +};
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};

Please order your nodes alphabetically.

> +
> +&gmac {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&gmac_pins_rgmii_a>;
> +	phy = <&phy1>;
> +	phy-mode = "rgmii";
> +	phy-supply = <&reg_gmac_3v3>;
> +	status = "okay";
> +
> +	phy1: ethernet-phy@1 {
> +		reg = <1>;
> +	};
> +};
> +
> +&i2c0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c0_pins_a>;
> +	status = "okay";
> +
> +	axp209: pmic@34 {
> +		compatible = "x-powers,axp209";
> +		reg = <0x34>;
> +		interrupt-parent = <&nmi_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +
> +		interrupt-controller;
> +		#interrupt-cells = <1>;
> +	};
> +};
> +
> +&ir0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&ir0_rx_pins_a>;
> +	status = "okay";
> +};
> +
> +&mmc0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_bananapi>;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <4>;
> +	cd-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */
> +	cd-inverted;
> +	status = "okay";
> +};
> +
> +&mmc3 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc3_pins_a>;
> +	vmmc-supply = <&reg_vmmc3>;
> +	bus-width = <4>;
> +	non-removable;
> +	enable-sdio-wakeup;
> +	status = "okay";
> +
> +	brcmf: bcrmf@1 {
> +		reg = <1>;
> +		compatible = "brcm,bcm4329-fmac";
> +		interrupt-parent = <&pio>;
> +		interrupts = <7 15 IRQ_TYPE_LEVEL_LOW>; 
> +		interrupt-names = "host-wake";
> +	};
> +
> +};
> +
> +&mmc3_pins_a {
> +    /* AP6210 requires pull-up */
> +	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
> +};
> +
> +&pio {
> +	gmac_power_pin_bananapi: gmac_power_pin@0 {
> +		allwinner,pins = "PH23";
> +		allwinner,function = "gpio_out";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +	};
> +
> +	led_pins_bananapi: led_pins@0 {
> +		allwinner,pins = "PH24", "PG2";
> +		allwinner,function = "gpio_out";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +	};
> +
> +	mmc0_cd_pin_bananapi: mmc0_cd_pin@0 {
> +		allwinner,pins = "PH10";
> +		allwinner,function = "gpio_in";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
> +	};
> +
> +	usb1_vbus_pin_bananapi: usb1_vbus_pin@0 {
> +		allwinner,pins = "PH0";
> +		allwinner,function = "gpio_out";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +	};
> +
> +	usb2_vbus_pin_bananapi: usb2_vbus_pin@0 {
> +		allwinner,pins = "PH1";
> +		allwinner,function = "gpio_out";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +	};
> +
> +	vmmc3_pin_bananapi: vmmc3_pin@0 {
> +		allwinner,pins = "PH22";
> +		allwinner,function = "gpio_out";
> +		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +	};
> +};
> +
> +&reg_usb1_vbus {
> +	pinctrl-0 = <&usb1_vbus_pin_bananapi>;
> +	gpio = <&pio 7 0 GPIO_ACTIVE_HIGH>; /* PH0 */
> +	status = "okay";
> +};
> +
> +&reg_usb2_vbus {
> +	pinctrl-0 = <&usb2_vbus_pin_bananapi>;
> +	gpio = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
> +	status = "okay";
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pins_a>;
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb1_vbus-supply = <&reg_usb1_vbus>;
> +	usb2_vbus-supply = <&reg_usb2_vbus>;
> +	status = "okay";
> +};
> -- 
> 2.8.3
>

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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