[PATCH 7/9] MIPS: ath79: add tplink-mr3020 board support

[Sascha Hauer]

On Fri, Mar 28, 2014 at 01:26:42AM +0400, Antony Pavlov wrote:
> This board support code can be used for TP-LINK WR703 too.
> 
> TP-LINK WR703 is very similar to TP-LINK MR3020, there are
> some non-essential differences:
> 
>   * WR703 is smaller and cheaper;
>   * WR703 has only one led, but MR3020 has five leds;
>   * MR3020 uses mini-USB connector, WR703 uses micro-USB connector.
> 
> See https://forum.openwrt.org/viewtopic.php?id=45159 for details.
> 
> Signed-off-by: Antony Pavlov <antonynpavlov at gmail.com>
> ---
>  arch/mips/Makefile                      |  1 +
>  arch/mips/boards/tplink-mr3020/Makefile |  1 +
>  arch/mips/boards/tplink-mr3020/board.c  | 27 +++++++++++++++++++++++++++
>  arch/mips/dts/tplink-mr3020.dts         | 18 ++++++++++++++++++
>  arch/mips/mach-ath79/Kconfig            |  8 ++++++++
>  5 files changed, 55 insertions(+)
> 
> diff --git a/arch/mips/Makefile b/arch/mips/Makefile
> index 5ca5fc9..b3bacf3 100644
> --- a/arch/mips/Makefile
> +++ b/arch/mips/Makefile
> @@ -79,6 +79,7 @@ machine-$(CONFIG_MACH_MIPS_AR231X)	:= ar231x
>  board-$(CONFIG_BOARD_NETGEAR_WG102)	:= netgear-wg102
>  
>  machine-$(CONFIG_MACH_MIPS_ATH79)	:= ath79
> +board-$(CONFIG_BOARD_TPLINK_MR3020)	:= tplink-mr3020
>  
>  machine-$(CONFIG_MACH_MIPS_BCM47XX)	:= bcm47xx
>  board-$(CONFIG_BOARD_DLINK_DIR320)	:= dlink-dir-320
> diff --git a/arch/mips/boards/tplink-mr3020/Makefile b/arch/mips/boards/tplink-mr3020/Makefile
> new file mode 100644
> index 0000000..dcfc293
> --- /dev/null
> +++ b/arch/mips/boards/tplink-mr3020/Makefile
> @@ -0,0 +1 @@
> +obj-y += board.o
> diff --git a/arch/mips/boards/tplink-mr3020/board.c b/arch/mips/boards/tplink-mr3020/board.c
> new file mode 100644
> index 0000000..318998c
> --- /dev/null
> +++ b/arch/mips/boards/tplink-mr3020/board.c
> @@ -0,0 +1,27 @@
> +/*
> + * Copyright (C) 2014 Antony Pavlov <antonynpavlov at gmail.com>
> + *
> + * This file is part of barebox.
> + * See file CREDITS for list of people who contributed to this project.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2
> + * as published by the Free Software Foundation.
> + *
> + * This program 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.
> + *
> + */
> +
> +#include <common.h>
> +#include <init.h>
> +
> +static int model_hostname_init(void)
> +{
> +	barebox_set_hostname("mr3020");
> +
> +	return 0;
> +}
> +postcore_initcall(model_hostname_init);
> diff --git a/arch/mips/dts/tplink-mr3020.dts b/arch/mips/dts/tplink-mr3020.dts
> new file mode 100644
> index 0000000..b9539c5
> --- /dev/null
> +++ b/arch/mips/dts/tplink-mr3020.dts
> @@ -0,0 +1,18 @@
> +/dts-v1/;
> +
> +#include <ar9331.dtsi>
> +
> +/ {
> +	model = "TP-LINK MR3020";
> +	compatible = "tplink,mr3020";
> +
> +	memory {
> +		reg = <0x00000000 0x2000000>;
> +	};
> +
> +	soc {
> +		serial0: serial at b8020000 {
> +			status = "okay";
> +		};
> +	};

This can be easier written as:

&serial0 {
	status = "okay";
};

With bigger board dts files this is much nicer since you don't have to
resemble the tree structure in your board dts.

Sascha

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