From patchwork Mon Aug 24 07:20:04 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 7061181 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id F18CE9F373 for ; Mon, 24 Aug 2015 07:23:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 37C29203F3 for ; Mon, 24 Aug 2015 07:23:35 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5D72620454 for ; Mon, 24 Aug 2015 07:23:34 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZTm4r-00083Q-M7; Mon, 24 Aug 2015 07:21:57 +0000 Received: from arroyo.ext.ti.com ([192.94.94.40]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZTm3p-00067i-L6 for linux-arm-kernel@lists.infradead.org; Mon, 24 Aug 2015 07:20:54 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id t7O7KWJm001079; Mon, 24 Aug 2015 02:20:32 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id t7O7KWkI015733; Mon, 24 Aug 2015 02:20:32 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.3.224.2; Mon, 24 Aug 2015 02:20:31 -0500 Received: from dflp32.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id t7O7K9v5014449; Mon, 24 Aug 2015 02:20:30 -0500 From: Peter Ujfalusi To: Tony Lindgren Subject: [PATCH 08/11] ARM: DTS: dra72-evm: Add gpio hog for vin6_sel_s0 to select audio Date: Mon, 24 Aug 2015 10:20:04 +0300 Message-ID: <1440400807-32274-9-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1440400807-32274-1-git-send-email-peter.ujfalusi@ti.com> References: <1440400807-32274-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150824_002053_932360_3F006661 X-CRM114-Status: UNSURE ( 9.69 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -8.1 (--------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tero Kristo , devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The GPIO expander's p1 on i2c5 bus 0x26 address is used for selecting between audio and VIN6 functionality. For VIN6 use an add on card is needed while audio is present on the board itself. Select the audio functionality over the VIN6 in the dts file. Signed-off-by: Peter Ujfalusi --- arch/arm/boot/dts/dra72-evm.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index ac3a29483791..33be5c64bda3 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -119,6 +119,13 @@ >; }; + i2c5_pins: pinmux_i2c5_pins { + pinctrl-single,pins = < + 0x2b4 (PIN_INPUT | MUX_MODE10) /* mcasp1_axr0.i2c5_sda */ + 0x2b8 (PIN_INPUT | MUX_MODE10) /* mcasp1_axr1.i2c5_scl */ + >; + }; + nand_default: nand_default { pinctrl-single,pins = < 0x0 (PIN_INPUT | MUX_MODE0) /* gpmc_ad0 */ @@ -389,6 +396,14 @@ * VIN6_SEL_S0 is low, thus selecting McASP3 over VIN6 */ lines-initial-states = <0x0f2b>; + + p1 { + /* vin6_sel_s0: high: VIN6, low: audio */ + gpio-hog; + gpios = <1 GPIO_ACTIVE_HIGH>; + output-low; + line-name = "vin6_sel_s0"; + }; }; };