[linux-sunxi][PATCH v5] ARM: sun7i: dt: Add new Olimex A20 EVB device

Maxime Ripard
2015-10-01T12:06:30Z

On Wed, Sep 30, 2015 at 07:34:39PM +0200, codekipper at gmail.com wrote:
> From: Marcus Cooper <codekipper@gmail.com>
>
> The A20-SOM-EVB is a reference design of a 2-layer board for the
> A20-SOM.
> It expands the features of A20-SOM by adding VGA connector, HDMI
> connector, audio In/Out, LCD connector, 2 Mpix camera, gigabit
> Ethernet, SATA, USB-OTG and 2 USB hosts.
>
> Signed-off-by: Marcus Cooper <codekipper@gmail.com>
> ---
> Changes since v4:
> - removed reg_usb0_vbus which will return when usb otg is added.
> Changes since v3:
> - removed i2c1 as it's not used
> - removed axp_ipsout regulator
> Changes since v2:
> - changed dcdc2 to have max voltage of 1.4V
> Changes since v1:
> - renamed dts from sun7i-a20-olinuxino-evb to sun7i-a20-olimex-som-evb
> - added "axp209 dtsi"
> - change regulator settings
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts | 198 +++++++++++++++++++++++++
> 2 files changed, 199 insertions(+)
> create mode 100644 arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index cce5468..19d39a9 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -619,6 +619,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
> sun7i-a20-i12-tvbox.dtb \
> sun7i-a20-m3.dtb \
> sun7i-a20-mk808c.dtb \
> + sun7i-a20-olimex-som-evb.dtb \
> sun7i-a20-olinuxino-lime.dtb \
> sun7i-a20-olinuxino-lime2.dtb \
> sun7i-a20-olinuxino-micro.dtb \
> diff --git a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
> new file mode 100644
> index 0000000..f6c37cd
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
> @@ -0,0 +1,198 @@
> +/*
> + * Copyright 2015 - Marcus Cooper <codekipper@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.
> + */
> +
> +/dts-v1/;
> +#include "sun7i-a20.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pinctrl/sun4i-a10.h>
> +
> +/ {
> + model = "Olimex A20-Olimex-SOM-EVB";
> + compatible = "olimex,a20-olimex-som-evb", "allwinner,sun7i-a20";
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&led_pins_olimex_som_evb>;
> +
> + green {
> + label = "a20-olimex-som-evb:green:usr";
> + gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
> + default-state = "on";
> + };
> + };
> +};
> +
> +&ahci {
> + target-supply = <&reg_ahci_5v>;
> + status = "okay";
> +};
> +
> +&ehci0 {
> + status = "okay";
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&gmac {
> + pinctrl-names = "default";
> + pinctrl-0 = <&gmac_pins_rgmii_a>;
> + phy = <&phy1>;
> + phy-mode = "rgmii";
> + status = "okay";
> +
> + phy1: ethernet-phy at 1 {
> + reg = <1>;
> + };
> +};
> +
> +&i2c0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c0_pins_a>;
> + status = "okay";
> +
> + axp209: pmic at 34 {
> + reg = <0x34>;
> + interrupt-parent = <&nmi_intc>;
> + interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> + };
> +};
> +
> +&mmc0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
> + vmmc-supply = <&reg_vcc3v3>;
> + bus-width = <4>;
> + cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
> + cd-inverted;
> + status = "okay";
> +};
> +
> +&ohci0 {
> + status = "okay";
> +};
> +
> +&ohci1 {
> + status = "okay";
> +};
> +
> +&pio {
> + ahci_pwr_pin_olimex_som_evb: ahci_pwr_pin at 1 {
> + allwinner,pins = "PC3";
> + allwinner,function = "gpio_out";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + led_pins_olimex_som_evb: led_pins at 0 {
> + allwinner,pins = "PH2";
> + allwinner,function = "gpio_out";
> + allwinner,drive = <SUN4I_PINCTRL_20_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +};
> +
> +&reg_ahci_5v {
> + pinctrl-0 = <&ahci_pwr_pin_olimex_som_evb>;
> + gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
> + status = "okay";
> +};
> +
> +#include "axp209.dtsi"
> +
> +&reg_dcdc2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1425000>;

You also changed that since v4, for an unknown reason, and without
mentionning it in the changelog...

Maxime

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