Re: [PATCH] ARM: dts: add initial dts file for ORIGEN4QUAD

["kh.choi" <kh.choi@xxxxxxxxxxxxxx>]

Hi Tomasz,

2012-11-26 오후 8:57, Tomasz Figa 쓴 글:
> Hi Kyungmin, Kyuho,
>
> On Monday 26 of November 2012 20:52:12 Kyungmin Park wrote:
> > Hi,
> >
> > On 11/26/12, chlrbgh0@xxxxxxxxx <chlrbgh0@xxxxxxxxx> wrote:
> > > From: Kyuho Choi <kh.choi@xxxxxxxxxxxxxx>
> > >
> > > This patch adds initial dts file for ORIGEN4QUAD board.
> > > ORIGEN4QUAD board based on Samsung EXYNOS4412 SoC.
> > > More properties will be added later.
> > >
> > > Signed-off-by: Kyuho Choi <kh.choi@xxxxxxxxxxxxxx>
> > > ---
> > >
> > >   arch/arm/boot/dts/exynos4412-origen4quad.dts |   45
> > >
> > > ++++++++++++++++++++++++++
> > >
> > >   1 files changed, 45 insertions(+), 0 deletions(-)
> > >   create mode 100644 arch/arm/boot/dts/exynos4412-origen4quad.dts
> > >
> > > diff --git a/arch/arm/boot/dts/exynos4412-origen4quad.dts
> > > b/arch/arm/boot/dts/exynos4412-origen4quad.dts
> > > new file mode 100644
> > > index 0000000..390a2ab
> > > --- /dev/null
> > > +++ b/arch/arm/boot/dts/exynos4412-origen4quad.dts
> > > @@ -0,0 +1,45 @@
> > > +/*
> > > + * Samsung's Exynos4412 based Origen4Quad board device tree source
> > > + *
> > > + * Copyright (c) 2012-2013 Isnignal Co., Ltd.
> > > + *		http://www.insignal.co.kr
> > > + *
> > > + * Device tree source file for Insignal's Origen4Quad board which is
> > > based on
> > > + * Samsung's Exynos4412 SoC.
> > > + *
> > > + * 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.
> > > +*/
> > > +
> > > +/dts-v1/;
> > > +/include/ "exynos4412.dtsi"
> > > +
> > > +/ {
> > > +	model = "Insignal Origen4Quad board based on Exynos4412";
> > > +	compatible = "insignal,origen4quad", "samsung,exynos4412";
> > > +
> > > +	memory {
> > > +		reg = <0x40000000 0x40000000>;
> > > +	};
> >
> > does it test to boot with this dts file?
> > does it support 1GiB memory section?
>
> It will most likely fail to boot with u-boot versions that do not support
> replacing memory configuration in device tree and without
> CONFIG_ARM_ATAG_DTB_COMPAT enabled.
>
> In other words, the memory setup from dts is used only if both of the
> following are true:
>   - CONFIG_ARM_ATAG_DTB_COMPAT is disabled
>   - u-boot does not modify memory setup in device tree passed to the kernel
I'd working based on `exynos4_defconfig` for ORIGEN4QUAD board.
`exynos4_defconfig`s default disabled CONFIG_ARM_ATAG_DTB_COMPAT.
And ORIGEN4QUAD working on u-boot v2012.10.
> Best regards,
--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html