Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751637Ab2JVI1K (ORCPT ); Mon, 22 Oct 2012 04:27:10 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:49921 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751127Ab2JVI1J (ORCPT ); Mon, 22 Oct 2012 04:27:09 -0400 Message-ID: <50850352.7020000@ti.com> Date: Mon, 22 Oct 2012 10:26:58 +0200 From: Benoit Cousson Organization: Texas Instruments User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121011 Thunderbird/16.0.1 MIME-Version: 1.0 To: Sourav CC: , , , , , Felipe Balbi Subject: Re: [PATCH] arm: dts: omap4-sdp: pinmux configuration for keypad References: <1350890955-29553-1-git-send-email-sourav.poddar@ti.com> <5084F99B.1030709@ti.com> <50850299.7070405@ti.com> In-Reply-To: <50850299.7070405@ti.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4165 Lines: 110 On 10/22/2012 10:23 AM, Sourav wrote: > Hi Benoit, > On Monday 22 October 2012 01:15 PM, Benoit Cousson wrote: >> Hi Sourav, >> >> On 10/22/2012 09:29 AM, Sourav Poddar wrote: >>> Currently, omap4 keypad mux settings are done in the board file. >>> Populate the mux settings in the dts file for the keypad to >>> work via dt. >> Have you changed the driver to handle properly the dependency with the >> pinctrl and thus return EPROBE_DEFER if this is not ready? > I have send a patch[1] to the mailing list on the driver changes. > http://www.spinics.net/lists/linux-omap/msg79985.html. Yeah, sorry, I've just seen it :-(. > Though, I see I have missed the following EPROBE_DEFER check.. Yes, indeed. > + if (PTR_ERR(dev->pins) == -EPROBE_DEFER) > + return -EPROBE_DEFER; > Will add for the above patch. Thanks, Benoit >> Seb Guiriec has just sent a patch to do that for the omap-i2c driver >> ([PATCH] i2c: omap: adopt pinctrl support). >> >>> Cc: Felipe Balbi >>> Tested on omap4430 sdp with 3.7-rc1. >>> >>> Signed-off-by: Sourav Poddar >>> --- >>> arch/arm/boot/dts/omap4-sdp.dts | 26 ++++++++++++++++++++++++++ >>> 1 files changed, 26 insertions(+), 0 deletions(-) >>> >>> diff --git a/arch/arm/boot/dts/omap4-sdp.dts >>> b/arch/arm/boot/dts/omap4-sdp.dts >>> index 5b7e04f..5efb059 100644 >>> --- a/arch/arm/boot/dts/omap4-sdp.dts >>> +++ b/arch/arm/boot/dts/omap4-sdp.dts >>> @@ -194,6 +194,27 @@ >>> 0xbc 0x100 /* abe_mcbsp2_fsx.abe_mcbsp2_fsx INPUT | >>> MODE0 */ >>> >; >>> }; >>> + >>> + keypad_pins: pinmux_keypad_pins { >>> + pinctrl-single,pins = < >>> + 0x24 0x4119 /* gpmc_a18.kpd_row6 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x26 0x4119 /* gpmc_a19.kpd_row6 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x2c 0x4001 /* gpmc_a22.kpd_col6 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x2e 0x4001 /* gpmc_a23.kpd_col7 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x13c 0x4001 /* kpd_col0.kpd_col0 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x13e 0x4001 /* kpd_col1.kpd_col1 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x140 0x4001 /* kpd_col2.kpd_col2 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x142 0x10F /* kpd_col3.kpd_col3 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >> Alway use lower case for hexa value. > Ok. Will fix and send a new version. >>> + 0x144 0x4001 /* kpd_col4.kpd_col4 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x146 0x4001 /* kpd_col5.kpd_col5 OMAP_WAKEUP_EN | >>> OMAP_MUX_MODE1 */ >>> + 0x148 0xc119 /* kpd_row0.kpd_row0 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x14a 0x4119 /* kpd_row1.kpd_row1 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x14c 0x4119 /* kpd_row2.kpd_row2 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x14e 0x4119 /* kpd_row3.kpd_row3 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x150 0x4119 /* kpd_row4.kpd_row4 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + 0x152 0x4119 /* kpd_row5.kpd_row5 OMAP_PULL_ENA | >>> OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */ >>> + >; >>> + }; >>> }; >>> &i2c1 { >>> @@ -406,3 +427,8 @@ >>> &mcbsp3 { >>> status = "disabled"; >>> }; >>> + >>> +&keypad { >>> + pinctrl-names = "default"; >>> + pinctrl-0 = <&keypad_pins>; >>> +}; >> Otherwise that looks good. >> >> Thanks, >> Benoit > Thanks, > Sourav -- 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/