From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nishanth Menon Subject: Re: [PATCH] ARM: dts: OMAP5: Add i2c aliases Date: Wed, 16 Oct 2013 07:58:57 -0500 Message-ID: <525E8D91.5090400@ti.com> References: <1381856405-30970-1-git-send-email-nm@ti.com> <525E7A86.4090507@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <525E7A86.4090507@ti.com> Sender: linux-omap-owner@vger.kernel.org To: Rajendra Nayak Cc: =?ISO-8859-1?Q?Beno=EEt_Cousson?= , Tony Lindgren , devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On 10/16/2013 06:37 AM, Rajendra Nayak wrote: > On Tuesday 15 October 2013 10:30 PM, Nishanth Menon wrote: >> Currently, i2c1 and i2c5 defer probe due to pinctrl dependencies. >> This changes the i2c ID each bus is registered with in i2c-dev >> interface. >> >> As a result of this, many userspace tools break and there is no >> consistent manner to fix the same if the i2c dev interface have no >> consistent numbering. Provide alias to allow ordering the i2c devices >> correctly. > > This looks good Nishanth. Shouldn't we just go ahead and fix these for > all OMAPs/AMxx devices which would have the same problem as OMAP5 ;) yes ofcourse. i can do a couple of patches: 1 - for all OMAPs 2 - for all AM platforms. > > Acked-by: Rajendra Nayak >> >> Signed-off-by: Nishanth Menon >> --- >> >> arch/arm/boot/dts/omap5.dtsi | 5 +++++ >> 1 file changed, 5 insertions(+) >> >> diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi >> index e18ee7e..8970deb 100644 >> --- a/arch/arm/boot/dts/omap5.dtsi >> +++ b/arch/arm/boot/dts/omap5.dtsi >> @@ -21,6 +21,11 @@ >> interrupt-parent = <&gic>; >> >> aliases { >> + i2c0 = &i2c1; >> + i2c1 = &i2c2; >> + i2c2 = &i2c3; >> + i2c3 = &i2c4; >> + i2c4 = &i2c5; >> serial0 = &uart1; >> serial1 = &uart2; >> serial2 = &uart3; >> > -- Regards, Nishanth Menon