linux-kernel - Re: [PATCH] arm64: amd-seattle: Adding device tree for AMD Seattle platform

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Date:	Sun, 26 Oct 2014 15:08:45 +0100
From:	Alexander Graf <agraf@...e.de>
To:	Andreas Färber <afaerber@...e.de>
Cc:	"suravee.suthikulpanit@....com" <suravee.suthikulpanit@....com>,
	"mark.rutland@....com" <mark.rutland@....com>,
	Thomas Lendacky <Thomas.Lendacky@....com>,
	Joel Schopp <Joel.Schopp@....com>,
	"marc.zyngier@....com" <marc.zyngier@....com>,
	"catalin.marinas@....com" <catalin.marinas@....com>,
	"liviu.dudau@....com" <liviu.dudau@....com>,
	"<linux-kernel@...r.kernel.org>" <linux-kernel@...r.kernel.org>,
	"will.deacon@....com" <will.deacon@....com>,
	Rob Herring <robh+dt@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] arm64: amd-seattle: Adding device tree for AMD Seattle platform




> Am 26.10.2014 um 13:43 schrieb Andreas Färber <afaerber@...e.de>:
> 
>> Am 26.10.2014 um 01:08 schrieb Alexander Graf:
>>> On 24.10.14 14:20, suravee.suthikulpanit@....com wrote:
>>> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
>>> index 48b7437..e4c052f 100644
>>> --- a/arch/arm64/Kconfig
>>> +++ b/arch/arm64/Kconfig
>>> @@ -137,6 +137,11 @@ source "kernel/Kconfig.freezer"
>>> 
>>> menu "Platform selection"
>>> 
>>> +config ARCH_SEATTLE
>>> +    bool "AMD Seattle SoC Family"
>>> +    help
>>> +      This enables support for AMD Seattle SOC Family
>>> +
>>> config ARCH_THUNDER
>>>    bool "Cavium Inc. Thunder SoC Family"
>>>    help
>>> diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
>>> index f8001a6..6c27047 100644
>>> --- a/arch/arm64/boot/dts/Makefile
>>> +++ b/arch/arm64/boot/dts/Makefile
>>> @@ -1,6 +1,7 @@
>>> dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
>>> dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
>>> dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
>>> +dtb-$(CONFIG_ARCH_SEATTLE) += amd-seattle.dtb
>> 
>> This option doesn't exist in upstream kernels, does it? Why not just
>> make it dtb-y?
> 
> CONFIG_ARCH_SEATTLE is being added one hunk above. :)

Oops :).

I'm not convinced we need a config option just for the sake of compiling a device tree though.


Alex

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