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SubjectRe: [linux-sunxi] Re: [PATCH] ARM: dts: sun7i: Add dts file for Bananapi M1 Plus board
Hi,

On Wed, Jun 1, 2016 at 10:40 AM, luoyi <luoyi.ly@gmail.com> wrote:
> This is the new version of the patch. and I think maybe every board
> should have their own dtb files. and we can you some cpp macro tricks
> to merge their coressponding dts file.
>
> 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..548ed31
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-bananapi-m1-plus.dts
> @@ -0,0 +1,266 @@
> +/*
> + * Copyright 2016 Luo Yi <luoyi.ly@gmail.com>
> + *
> + * Thanks to the original work by Hans de Goede <hdegoede@redhat.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.
> + */
> +
> +/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 {

Extra space at end of line.

> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&led_pins_bananapi>;
> +
> + green {
> + label = "bananapi:green:usr";

The led labels should use the board name.

> + gpios = <&pio 7 24 GPIO_ACTIVE_HIGH>;
> + };
> +
> + red {
> + label = "bananapi:red:usr";
> + gpios = <&pio 7 25 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "default-on";
> + };
> +
> + };
> +
> + mmc3_pwrseq: mmc3_pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc3_pwrseq_pin_bananapim1plus>;
> + reset-gpios = <&pio 7 22 GPIO_ACTIVE_LOW>; /* PH22 WL-PMU-EN */
> + };
> +
> + 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>;
> + };
> +
> +};
> +
> +&ahci {
> + status = "okay";
> +};
> +
> +&codec {
> + status = "okay";
> +};
> +
> +&ehci0 {
> + status = "okay";
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&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_vcc3v3>;
> + mmc-pwrseq = <&mmc3_pwrseq>;
> + 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>;
> +};
> +
> +&ohci0 {
> + status = "okay";
> +};
> +
> +&ohci1 {
> + status = "okay";
> +};
> +
> +&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>;
> + };
> +
> + mmc3_pwrseq_pin_bananapim1plus: mmc3_pwrseq_pin@0 {
> + allwinner,pins = "PH22";
> + allwinner,function = "gpio_out";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + 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>;
> + };

The schematics say USB1/2 VBUS is always on. No GPIO
controls them.

> +

Extra line.

> +};
> +
> +&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";
> +};

See above.

> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_pins_a>;
> + status = "okay";
> +};
> +
> +&usbphy {
> + usb1_vbus-supply = <&reg_usb1_vbus>;
> + usb2_vbus-supply = <&reg_usb2_vbus>;

You can leave these out.

> + status = "okay";
> +};

Please send this patch, with the above comments fixed, as v3.


Thanks,
ChenYu


> 2016-06-01 1:09 GMT+08:00 Maxime Ripard <maxime.ripard@free-electrons.com>:
>> On Mon, May 30, 2016 at 10:26:21PM +0200, Bernhard Nortmann wrote:
>>> Am 30.05.2016 um 21:43 schrieb Maxime Ripard:
>>> >Hi,
>>> >
>>> >On Mon, May 30, 2016 at 08:30:13PM +0800, luoyi.ly@gmail.com wrote:
>>> >>From: luoyi <luoyi.ly@gmail.com>
>>> >>
>>> >>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?
>>>
>>> The M1+ is an updated version of the original Banana Pi. If you're
>>> interested in the details, have a look at
>>> http://linux-sunxi.org/Banana_Pi#Variants . "BPi-M1+" is SinoVoip's
>>> counterpart of LeMaker's "Banana Pro", for which a .dts already
>>> exists. Judging from .fex files, only a single pin assignment seems
>>> to differ between the two (audio_pa_ctrl, PH26 vs. PH15).
>>
>> Gee, that's confusing :)
>>
>> I guess we should just include the banana pro DTB and change that pin
>> (and the i2s pins Luo was mentionning).
>>
>> Maxime
>>
>> --
>> Maxime Ripard, Free Electrons
>> Embedded Linux, Kernel and Android engineering
>> http://free-electrons.com

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