From: Lee Jones <lee.jones@linaro.org>
To: Esben Haabendal <esben@haabendal.dk>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-serial@vger.kernel.org, Enrico Weigelt <lkml@metux.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
Darwin Dingel <darwin.dingel@alliedtelesis.co.nz>,
Jisheng Zhang <Jisheng.Zhang@synaptics.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
He Zhe <zhe.he@windriver.com>, Marek Vasut <marex@denx.de>,
Douglas Anderson <dianders@chromium.org>,
Paul Burton <paul.burton@mips.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] serial: 8250: Add support for using platform_device resources
Date: Tue, 7 May 2019 10:32:39 +0100 [thread overview]
Message-ID: <20190507093239.GB4529@dell> (raw)
In-Reply-To: <87pnp11112.fsf@haabendal.dk>
On Thu, 02 May 2019, Esben Haabendal wrote:
> Hi Lee
>
> Could you help clarify whether or not this patch is trying to do
> something odd/wrong?
>
> I might be misunderstanding Andy (probably is), but the discussion
> revolves around the changes I propose where I change the serial8250
> driver to use platform_get_resource() in favour of
> request_mem_region()/release_mem_region().
Since 'serial8250' is registered as a platform device, I don't see any
reason why it shouldn't have the capability to obtain its memory
regions from the platform_get_*() helpers.
> In my understanding, use of platform_get_resource() is the right thing
> to do in order to integrate properly with with MFD drivers that splits a
> common memory resource in mfd_add_device() using the mem_base argument.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2019-05-07 9:32 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-30 14:04 [PATCH] serial: 8250: Add support for using platform_device resources Esben Haabendal
2019-04-30 15:37 ` Andy Shevchenko
2019-05-01 7:17 ` Esben Haabendal
2019-05-02 10:45 ` Andy Shevchenko
2019-05-02 12:41 ` Esben Haabendal
2019-05-02 15:31 ` Andy Shevchenko
2019-05-06 15:46 ` Esben Haabendal
2019-05-06 16:44 ` Andy Shevchenko
2019-05-06 17:40 ` Esben Haabendal
2019-05-06 21:04 ` Andy Shevchenko
2019-05-07 9:32 ` Lee Jones [this message]
2019-05-07 9:36 ` Lee Jones
2019-05-07 11:32 ` Esben Haabendal
2019-05-07 11:35 ` Esben Haabendal
2019-05-07 11:53 ` Andy Shevchenko
2019-05-07 12:22 ` Esben Haabendal
2019-05-07 15:08 ` Andy Shevchenko
2019-05-14 7:22 ` Esben Haabendal
2019-05-14 9:23 ` Andy Shevchenko
2019-05-14 9:37 ` Andy Shevchenko
2019-05-14 12:02 ` Esben Haabendal
2019-05-14 12:42 ` Andy Shevchenko
2019-05-14 12:02 ` Esben Haabendal
2019-05-14 12:38 ` Andy Shevchenko
2019-05-14 7:37 ` Esben Haabendal
2019-05-02 19:41 ` Enrico Weigelt, metux IT consult
2019-05-06 15:19 ` Esben Haabendal
2019-05-21 11:34 ` [PATCH resend] " Esben Haabendal
2019-05-21 12:42 ` Andy Shevchenko
2019-05-21 14:43 ` Esben Haabendal
2019-05-21 17:03 ` Andy Shevchenko
2019-05-21 13:11 ` Greg Kroah-Hartman
2019-05-21 14:45 ` Esben Haabendal
2019-05-21 14:53 ` Greg Kroah-Hartman
2019-06-11 18:11 ` Enrico Weigelt, metux IT consult
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