Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752794Ab3EISJB (ORCPT ); Thu, 9 May 2013 14:09:01 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:42496 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752608Ab3EISI6 (ORCPT ); Thu, 9 May 2013 14:08:58 -0400 Message-ID: <518BE617.1080509@ti.com> Date: Thu, 9 May 2013 13:08:23 -0500 From: Dan Murphy User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 MIME-Version: 1.0 To: Tony Lindgren CC: =?UTF-8?B?VmluY2VudCBTdGVobMOp?= , , , , , , Subject: Re: [PATCHv2] ARM:dts:omap4-panda:Update the LED support for the panda DTS References: <1366229760-4808-1-git-send-email-dmurphy@ti.com> <516FBD18.3060501@ti.com> <51703BEF.6050804@ti.com> <20130508234745.GV32546@atomide.com> In-Reply-To: <20130508234745.GV32546@atomide.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2149 Lines: 67 Tony On 05/08/2013 06:47 PM, Tony Lindgren wrote: > * Dan Murphy [130418 11:35]: >> On 04/18/2013 04:30 AM, Vincent Stehlé wrote: >>> On 04/17/2013 10:16 PM, Dan Murphy wrote: >>>> The GPIO for LED D1 on the omap4-panda a1-a3 rev and the omap4-panda-es >>>> are different. >>> (..) >>>> diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi >>>> index 03bd60d..0c48f6b 100644 >>>> --- a/arch/arm/boot/dts/omap4-panda-common.dtsi >>>> +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi >>> (..) >>>> @@ -135,6 +136,25 @@ >>>> 0xf0 0x118 /* i2c4_sda PULLUP | INPUTENABLE | MODE0 */ >>>> >; >>>> }; >>>> + >>>> + led_gpio_pins: pinmux_leds_pins { >>>> + pinctrl-single,pins = < >>>> + >; >>>> + }; >>>> +}; >>> Hi, >>> >>> FYI, there was a recent discussion precisely on this topic, where Tomy >>> suggested to remove the empty section: >>> http://marc.info/?l=linux-omap&m=136546635409232&w=2 >>> >>> Apart from that, I just tested your patch on top of Tomy's >>> omap-for-v3.10/dt branch and it is working fine for me on PandaBoards >>> EA3, A4 and ES. >>> >>> Tested-by: Vincent Stehlé >>> >>> Best regards, >>> >>> V. >>> >> Thanks for testing Vincent >> >> Is there a way to append the data to an already existing node? >> I do not see a clean way. > If you have something in omap4-panda-common.dtsi and the same entry > in the omap4-panda-es.dts, the entries in omap4-panda-es.dts will > override and append the entries in omap4-panda-common.dtsi. > > So I think you can avoid the empty entry that way. > > Regards, > > Tony Thanks but the issue is the led entry would not appear in the common file so there is nothing to override. Can we cleanly append to omap4_pmx_core without overriding the whole node? I don't want to recreate the pmx_core node in the es file. Dan -- ------------------ Dan Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/