linux-kernel - Re: [PATCH 2/2] ARM: dts: berlin2q: add the Marvell BG2-Q DMP device tree

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Date:	Wed, 12 Mar 2014 20:04:28 +0800
From:	Jisheng Zhang <jszhang@...vell.com>
To:	Antoine Ténart 
	<antoine.tenart@...e-electrons.com>,
	"sebastian.hesselbarth@...il.com" <sebastian.hesselbarth@...il.com>
CC:	"alexandre.belloni@...e-electrons.com" 
	<alexandre.belloni@...e-electrons.com>,
	Jimmy Xu <zmxu@...vell.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] ARM: dts: berlin2q: add the Marvell BG2-Q DMP
 device tree

Hi Antoine,

On Wed, 12 Mar 2014 04:06:04 -0700
Antoine Ténart <antoine.tenart@...e-electrons.com> wrote:

> Signed-off-by: Antoine Ténart <antoine.tenart@...e-electrons.com>
> ---
>  arch/arm/boot/dts/Makefile         |  3 ++-
>  arch/arm/boot/dts/berlin2q-dmp.dts | 32 ++++++++++++++++++++++++++++++++
>  2 files changed, 34 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/berlin2q-dmp.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 032030361bef..1a2adadfb962 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -52,7 +52,8 @@ dtb-$(CONFIG_ARCH_BCM_MOBILE) += bcm11351-brt.dtb \
>  dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
>  dtb-$(CONFIG_ARCH_BERLIN) += \
>  	berlin2-sony-nsz-gs7.dtb	\
> -	berlin2cd-google-chromecast.dtb
> +	berlin2cd-google-chromecast.dtb	\
> +	berlin2q-dmp.dtb
>  dtb-$(CONFIG_ARCH_DAVINCI) += da850-enbw-cmc.dtb \
>  	da850-evm.dtb
>  dtb-$(CONFIG_ARCH_DOVE) += dove-cm-a510.dtb \
> diff --git a/arch/arm/boot/dts/berlin2q-dmp.dts
> b/arch/arm/boot/dts/berlin2q-dmp.dts new file mode 100644
> index 000000000000..6a98860e0251
> --- /dev/null
> +++ b/arch/arm/boot/dts/berlin2q-dmp.dts
> @@ -0,0 +1,32 @@
> +/*
> + * Copyright (C) 2014 Antoine Ténart <antoine.tenart@...e-electrons.com>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +/dts-v1/;
> +#include "berlin2q.dtsi"
> +
> +/ {
> +	model = "Marvell BG2-Q DMP";
> +	compatible = "marvell,berlin2q-dmp", "marvell,berlin2q",
> "marvell,berlin"; +
> +	memory {
> +		device_type = "memory";
> +		reg = <0x00000000 0x40000000>;

The memory size of BG2Q DMP is 2GB. And IIRC, all BG2Q boards have 2GB memory.
So would it be better to put memory dt node in berlin2q.dtsi?

Thanks,
Jisheng
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