From: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>
To: Doug Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Mark Brown
<broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>,
Kukjin Kim <kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Thomas Abraham
<thomas.abraham-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Padmavathi Venna
<padma.v-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Ben Dooks <ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org>,
Wolfram Sang <w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Haojian Zhuang
<haojian.zhuang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Sylwester Nawrocki
<sylvester.nawrocki-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present
Date: Mon, 14 Jan 2013 22:34:25 -0800 [thread overview]
Message-ID: <20130115063425.GE20105@quad.lixom.net> (raw)
In-Reply-To: <1358189602-24180-2-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
On Mon, Jan 14, 2013 at 10:53:21AM -0800, Doug Anderson wrote:
> This allows you to get the equivalent functionality of
> i2c_add_numbered_adapter() with all data in the device tree and no
> special case code in your driver. This is a common device tree
> technique.
>
> For quick reference, the FDT syntax for using an alias to provide an
> ID looks like:
> aliases {
> i2c0 = &i2c_0;
> i2c1 = &i2c_1;
> };
>
> Signed-off-by: Doug Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
> Acked-by: Haojian Zhuang <haojian.zhuang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
The call path for i2c_add_numbered_adapter() with nr == -1 is a little
awkward now, but I don't see much how it can be improved much.
Acked-by: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>
-Olof
WARNING: multiple messages have this Message-ID (diff)
From: olof@lixom.net (Olof Johansson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present
Date: Mon, 14 Jan 2013 22:34:25 -0800 [thread overview]
Message-ID: <20130115063425.GE20105@quad.lixom.net> (raw)
In-Reply-To: <1358189602-24180-2-git-send-email-dianders@chromium.org>
On Mon, Jan 14, 2013 at 10:53:21AM -0800, Doug Anderson wrote:
> This allows you to get the equivalent functionality of
> i2c_add_numbered_adapter() with all data in the device tree and no
> special case code in your driver. This is a common device tree
> technique.
>
> For quick reference, the FDT syntax for using an alias to provide an
> ID looks like:
> aliases {
> i2c0 = &i2c_0;
> i2c1 = &i2c_1;
> };
>
> Signed-off-by: Doug Anderson <dianders@chromium.org>
> Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
The call path for i2c_add_numbered_adapter() with nr == -1 is a little
awkward now, but I don't see much how it can be improved much.
Acked-by: Olof Johansson <olof@lixom.net>
-Olof
WARNING: multiple messages have this Message-ID (diff)
From: Olof Johansson <olof@lixom.net>
To: Doug Anderson <dianders@chromium.org>
Cc: linux-i2c@vger.kernel.org,
Mark Brown <broonie@opensource.wolfsonmicro.com>,
Kukjin Kim <kgene.kim@samsung.com>,
Thomas Abraham <thomas.abraham@linaro.org>,
Padmavathi Venna <padma.v@samsung.com>,
Ben Dooks <ben-linux@fluff.org>,
Wolfram Sang <w.sang@pengutronix.de>,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
Sylwester Nawrocki <sylvester.nawrocki@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present
Date: Mon, 14 Jan 2013 22:34:25 -0800 [thread overview]
Message-ID: <20130115063425.GE20105@quad.lixom.net> (raw)
In-Reply-To: <1358189602-24180-2-git-send-email-dianders@chromium.org>
On Mon, Jan 14, 2013 at 10:53:21AM -0800, Doug Anderson wrote:
> This allows you to get the equivalent functionality of
> i2c_add_numbered_adapter() with all data in the device tree and no
> special case code in your driver. This is a common device tree
> technique.
>
> For quick reference, the FDT syntax for using an alias to provide an
> ID looks like:
> aliases {
> i2c0 = &i2c_0;
> i2c1 = &i2c_1;
> };
>
> Signed-off-by: Doug Anderson <dianders@chromium.org>
> Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
The call path for i2c_add_numbered_adapter() with nr == -1 is a little
awkward now, but I don't see much how it can be improved much.
Acked-by: Olof Johansson <olof@lixom.net>
-Olof
next prev parent reply other threads:[~2013-01-15 6:34 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-20 22:27 [PATCH 1/2] ARM: EXYNOS: Add aliases for i2c controller for exynos4 Doug Anderson
2012-11-20 22:27 ` Doug Anderson
2012-11-20 22:27 ` [PATCH 2/2] i2c: s3c2410: Get the i2c bus number from alias id Doug Anderson
2012-11-20 22:27 ` Doug Anderson
[not found] ` <1353450428-2615-2-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-11-21 4:09 ` Mark Brown
2012-11-21 4:09 ` Mark Brown
2012-11-21 4:09 ` Mark Brown
2012-11-21 18:33 ` Doug Anderson
2012-11-21 18:33 ` Doug Anderson
2012-11-22 6:56 ` Kukjin Kim
2012-11-22 6:56 ` Kukjin Kim
2012-11-22 6:56 ` Kukjin Kim
2012-11-21 9:43 ` Kukjin Kim
2012-11-21 9:43 ` Kukjin Kim
2012-11-21 9:43 ` Kukjin Kim
2012-11-21 18:26 ` [PATCH 0/2] Add automatic bus number support for i2c busses with device tree Doug Anderson
2012-11-21 18:26 ` Doug Anderson
2012-11-21 18:26 ` [PATCH 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present Doug Anderson
2012-11-21 18:26 ` Doug Anderson
2012-12-05 1:45 ` Haojian Zhuang
2012-12-05 1:45 ` Haojian Zhuang
2013-01-11 17:57 ` [REPOST PATCH 0/2] Add automatic bus number support for i2c busses with device tree Doug Anderson
2013-01-11 17:57 ` Doug Anderson
2013-01-11 17:57 ` [REPOST PATCH 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present Doug Anderson
2013-01-11 17:57 ` Doug Anderson
2013-01-14 18:53 ` [PATCH v2 0/2] Add automatic bus number support for i2c busses with device tree Doug Anderson
2013-01-14 18:53 ` Doug Anderson
2013-01-14 18:53 ` [PATCH v2 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present Doug Anderson
2013-01-14 18:53 ` Doug Anderson
[not found] ` <1358189602-24180-2-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2013-01-15 6:34 ` Olof Johansson [this message]
2013-01-15 6:34 ` Olof Johansson
2013-01-15 6:34 ` Olof Johansson
2013-02-10 12:19 ` Wolfram Sang
2013-02-10 12:19 ` Wolfram Sang
2013-02-10 12:19 ` Wolfram Sang
[not found] ` <20130210121901.GA15546-8EAEigeeuNG034pCzgS/Qg7AFbiQbgqx@public.gmane.org>
2013-02-12 0:48 ` Doug Anderson
2013-02-12 0:48 ` Doug Anderson
2013-02-12 0:48 ` Doug Anderson
2013-01-14 18:53 ` [PATCH v2 2/2] i2c: pxa: Use i2c-core to get bus number now Doug Anderson
2013-01-14 18:53 ` Doug Anderson
2013-01-11 17:57 ` [REPOST PATCH " Doug Anderson
2013-01-11 17:57 ` Doug Anderson
2013-01-11 22:12 ` Sylwester Nawrocki
2013-01-11 22:12 ` Sylwester Nawrocki
2013-01-14 18:52 ` Doug Anderson
2013-01-14 18:52 ` Doug Anderson
[not found] ` <1353522362-25519-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-11-21 18:26 ` [PATCH " Doug Anderson
2012-11-21 18:26 ` Doug Anderson
2012-11-21 18:26 ` Doug Anderson
2012-12-05 1:45 ` Haojian Zhuang
2012-12-05 1:45 ` Haojian Zhuang
2012-12-05 1:48 ` [PATCH 0/2] Add automatic bus number support for i2c busses with device tree Haojian Zhuang
2012-12-05 1:48 ` Haojian Zhuang
[not found] ` <1353450428-2615-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-11-21 7:25 ` [PATCH 1/2] ARM: EXYNOS: Add aliases for i2c controller for exynos4 Olof Johansson
2012-11-21 7:25 ` Olof Johansson
2012-11-21 7:25 ` Olof Johansson
2012-11-21 9:43 ` Kukjin Kim
2012-11-21 9:43 ` Kukjin Kim
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