[PATCH] ARM: sun7i: add support for A20-OLinuXino-Lime2

Maxime Ripard maxime.ripard at free-electrons.com
Sun Sep 28 09:43:37 PDT 2014 

On Sun, Sep 28, 2014 at 02:18:31PM +0100, Iain Paton wrote:
> This adds support for the Olimex A20-OLinuXino-Lime2
> https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXIno-LIME2
> 
> Differences to previous Lime boards are 1GB RAM and gigabit ethernet
> 
> Signed-off-by: Iain Paton <ipaton0 at gmail.com>
> ---
> 
> I'd like to see this go in with the dual license, but not really 
> sure if that's appropriate while sunxi-common-regulators.dtsi is still
> GPL only.

Thanks for the remainder, and yes, it should be fine even though
sunxi-common-regulators is only GPL (but the resulting binary would be
GPL-only).

> Happy to resend with single license header if it's deemed
> better for now though.
> 
>  arch/arm/boot/dts/Makefile                      |   1 +
>  arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts | 178 ++++++++++++++++++++++++
>  2 files changed, 179 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 2f42b18..ea6c672 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -420,6 +420,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
>  	sun7i-a20-hummingbird.dtb \
>  	sun7i-a20-i12-tvbox.dtb \
>  	sun7i-a20-olinuxino-lime.dtb \
> +	sun7i-a20-olinuxino-lime2.dtb \
>  	sun7i-a20-olinuxino-micro.dtb \
>  	sun7i-a20-pcduino3.dtb
>  dtb-$(CONFIG_MACH_SUN8I) += \
> diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
> new file mode 100644
> index 0000000..14fbc43
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
> @@ -0,0 +1,178 @@
> +/*
> + * Copyright 2014 - Iain Paton <ipaton0 at 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 library 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 library 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.
> + *
> + *     You should have received a copy of the GNU General Public
> + *     License along with this library; if not, write to the Free
> + *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
> + *     MA 02110-1301 USA
> + *
> + * 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"
> +
> +/ {
> +	model = "Olimex A20-OLinuXino-LIME2";
> +	compatible = "olimex,a20-olinuxino-lime2", "allwinner,sun7i-a20";
> +
> +	soc at 01c00000 {
> +
> +		ahci: sata at 01c18000 {
> +			target-supply = <&reg_ahci_5v>;
> +			status = "okay";
> +		};
> +
> +		ehci0: usb at 01c14000 {
> +			status = "okay";
> +		};
> +
> +		ehci1: usb at 01c1c000 {
> +			status = "okay";
> +		};
> +
> +		gmac: ethernet at 01c50000 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&gmac_pins_rgmii_a>;
> +			phy = <&phy1>;
> +			phy-mode = "rgmii";
> +			status = "okay";
> +
> +			phy1: ethernet-phy at 1 {
> +				reg = <1>;
> +			};
> +		};
> +
> +		i2c0: i2c at 01c2ac00 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c0_pins_a>;
> +			status = "okay";
> +
> +			axp209: pmic at 34 {
> +				compatible = "x-powers,axp209";
> +				reg = <0x34>;
> +				interrupt-parent = <&nmi_intc>;
> +				interrupts = <0 8>;
> +
> +				interrupt-controller;
> +				#interrupt-cells = <1>;

It would be greate if you could add the regulators used on the board
here.

You might want to hold off a bit until the merge window is out, since
some patches useful for this are still pending, or based your patch on
top of linux-next

> +			};
> +
> +		};
> +
> +		i2c1: i2c at 01c2b000 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c1_pins_a>;
> +			status = "okay";
> +		};
> +
> +		mmc0: mmc at 01c0f000 {
> +			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 0>; /* PH1 */
> +			cd-inverted;
> +			status = "okay";
> +		};
> +
> +		ohci0: usb at 01c14400 {
> +			status = "okay";
> +		};
> +
> +		ohci1: usb at 01c1c400 {
> +			status = "okay";
> +		};
> +
> +		uart0: serial at 01c28000 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&uart0_pins_a>;
> +			status = "okay";
> +		};
> +
> +		usbphy: phy at 01c13400 {
> +			usb1_vbus-supply = <&reg_usb1_vbus>;
> +			usb2_vbus-supply = <&reg_usb2_vbus>;
> +			status = "okay";
> +		};
> +
> +		pinctrl at 01c20800 {
> +			ahci_pwr_pin_olinuxinolime: ahci_pwr_pin at 1 {
> +				allwinner,pins = "PC3";
> +				allwinner,function = "gpio_out";
> +				allwinner,drive = <0>;
> +				allwinner,pull = <0>;
> +			};
> +
> +			led_pins_olinuxinolime: led_pins at 0 {
> +				allwinner,pins = "PH2";
> +				allwinner,function = "gpio_out";
> +				allwinner,drive = <1>;
> +				allwinner,pull = <0>;
> +			};
> +		};
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&led_pins_olinuxinolime>;
> +
> +		green {
> +			label = "a20-olinuxino-lime2:green:usr";
> +			gpios = <&pio 7 2 0>;
> +			default-state = "on";
> +		};
> +	};
> +
> +	reg_ahci_5v: ahci-5v {
> +		pinctrl-0 = <&ahci_pwr_pin_olinuxinolime>;
> +		gpio = <&pio 2 3 0>;
> +		status = "okay";
> +	};
> +
> +	reg_usb1_vbus: usb1-vbus {
> +		status = "okay";
> +	};
> +
> +	reg_usb2_vbus: usb2-vbus {
> +		status = "okay";
> +	};
> +};
> -- 
> 1.8.5.1
> 

It looks fine otherwise, thanks!

Maxime

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