From: Arnd Bergmann <arnd@arndb.de>
To: Rongrong Zou <zourongrong@huawei.com>
Cc: Rongrong Zou <zourongrong@gmail.com>,
minyard@acm.org, gregkh@linuxfoundation.org,
catalin.marinas@arm.com, will.deacon@arm.com,
linuxarm@huawei.com, linux-kernel@vger.kernel.org,
benh@kernel.crashing.org, lijianhua@huawei.com
Subject: Re: [PATCH v1 1/3] ARM64 LPC: indirect ISA PORT IO introduced
Date: Wed, 30 Dec 2015 09:59:11 +0100 [thread overview]
Message-ID: <1628979.qkJQGmVH0I@wuerfel> (raw)
In-Reply-To: <56833234.8010109@huawei.com>
On Wednesday 30 December 2015 09:24:04 Rongrong Zou wrote:
> >>>> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> >>>> index 4043c35..98ae206 100644
> >>>> --- a/arch/arm64/Kconfig.platforms
> >>>> +++ b/arch/arm64/Kconfig.platforms
> >>>> @@ -127,5 +127,8 @@ config ARCH_ZYNQMP
> >>>> bool "Xilinx ZynqMP Family"
> >>>> help
> >>>> This enables support for Xilinx ZynqMP Family
> >>>> -
> >>>> +config ARM64_INDIRECT_PIO
> >>>> + bool "ARM64 Indirect port I/O"
> >>>> + help
> >>>> + This enables support for ARM64 indirect port I/O
> >>>> endmenu
> >>>
> >>> The option should probably go into arch/arm64/Kconfig. Possibly you can make
> >>> it a silent option that just gets selected whenever a driver is enabled
> >>> that might set the callbacks.
> >>
> >> I try to bind it with HISILICON platform.
> >
> > It should be possible to build the actual driver on all platforms, at
> > least with COMPILE_TEST.
>
> Sorry, I'm a little confused, can you describe it in detail?
>
>
config ARM64_INDIRECT_PIO
bool
help
Any driver that provides indirect ISA I/O port access should select
this symbol
config HISILICON_HI123456_LPC
bool "Workaround for nonstandard ISA I/O space on Hisilicon Hi123456 SoC"
depends on ARCH_HISI || COMPILE_TEST
select ARM64_INDIRECT_PIO
help
...
Arnd
next prev parent reply other threads:[~2015-12-30 8:59 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-29 13:33 [PATCH v1 0/3] ARM64 LPC: legacy ISA I/O support Rongrong Zou
2015-12-29 13:33 ` [PATCH v1 1/3] ARM64 LPC: indirect ISA PORT IO introduced Rongrong Zou
2015-12-29 13:47 ` Arnd Bergmann
2015-12-29 14:26 ` Rongrong Zou
2015-12-29 14:35 ` Arnd Bergmann
2015-12-30 1:24 ` Rongrong Zou
2015-12-30 8:59 ` Arnd Bergmann [this message]
2015-12-30 9:28 ` Rongrong Zou
2015-12-30 9:42 ` Arnd Bergmann
2016-01-04 10:11 ` Will Deacon
2016-01-04 10:27 ` Rongrong Zou
2015-12-29 13:33 ` [PATCH v1 2/3] ARM64 LPC: LPC driver implementation Rongrong Zou
2015-12-29 13:51 ` Arnd Bergmann
2015-12-29 14:03 ` Rongrong Zou
2015-12-29 14:11 ` Arnd Bergmann
2015-12-29 13:33 ` [PATCH v1 3/3] ARM64 LPC: update binding doc Rongrong Zou
2015-12-29 13:52 ` Arnd Bergmann
2015-12-30 9:06 ` Arnd Bergmann
2015-12-31 14:12 ` Rongrong Zou
2015-12-31 14:40 ` Arnd Bergmann
[not found] ` <CABTftiT1+AmrNjiAie-T6on-oWA4Zz73+Tj2pQrixMT3o475uw@mail.gmail.com>
2016-01-03 12:24 ` Rongrong Zou
2016-01-04 11:13 ` Arnd Bergmann
2016-01-04 16:04 ` Rongrong Zou
2016-01-04 16:34 ` Arnd Bergmann
2016-01-05 11:59 ` Rongrong Zou
2016-01-05 12:19 ` Arnd Bergmann
2016-01-06 13:36 ` Rongrong Zou
2016-01-07 3:37 ` Rongrong Zou
2016-01-10 9:29 ` Rolland Chau
2016-01-10 13:38 ` Rongrong Zou
2016-01-11 16:14 ` liviu.dudau
2016-01-12 2:39 ` Rongrong Zou
2016-01-12 9:07 ` liviu.dudau
2016-01-12 9:25 ` Rongrong Zou
2016-01-12 10:14 ` liviu.dudau
2016-01-12 11:05 ` Rongrong Zou
2016-01-12 11:27 ` liviu.dudau
2016-01-12 11:56 ` Rongrong Zou
2016-01-12 15:13 ` liviu.dudau
2016-01-12 22:52 ` Arnd Bergmann
2016-01-13 5:53 ` Benjamin Herrenschmidt
2016-01-13 6:34 ` Rongrong Zou
2016-01-13 9:26 ` Arnd Bergmann
2016-01-13 10:10 ` liviu.dudau
2016-01-13 10:18 ` Arnd Bergmann
2016-01-13 10:32 ` liviu.dudau
2016-01-12 22:54 ` Arnd Bergmann
2016-01-13 10:09 ` liviu.dudau
2016-01-13 10:29 ` Arnd Bergmann
2016-01-13 11:06 ` Rongrong Zou
2016-01-13 11:25 ` liviu.dudau
2016-01-13 23:29 ` Benjamin Herrenschmidt
2016-01-14 2:03 ` Rongrong Zou
2016-01-14 3:39 ` Benjamin Herrenschmidt
2016-01-14 4:42 ` Rongrong Zou
2016-01-14 11:25 ` Benjamin Herrenschmidt
2016-01-14 13:11 ` Rongrong Zou
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