From patchwork Wed Jul 17 11:41:52 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Grygorii Strashko X-Patchwork-Id: 2828555 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 2EE6CC0AB2 for ; Wed, 17 Jul 2013 11:46:26 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1707B20190 for ; Wed, 17 Jul 2013 11:46:25 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 649132014C for ; Wed, 17 Jul 2013 11:46:23 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UzQ9f-00005Z-5B; Wed, 17 Jul 2013 11:44:24 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UzQ9I-0008LT-LW; Wed, 17 Jul 2013 11:44:00 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UzQ8r-0008Im-MW for linux-arm-kernel@lists.infradead.org; Wed, 17 Jul 2013 11:43:35 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id r6HBhFTi003812; Wed, 17 Jul 2013 06:43:15 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id r6HBhFnU019119; Wed, 17 Jul 2013 06:43:15 -0500 Received: from dlelxv22.itg.ti.com (172.17.1.197) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.2.342.3; Wed, 17 Jul 2013 06:43:15 -0500 Received: from localhost (uglx0174654.ucm2.emeaucm.ext.ti.com [10.167.145.172]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id r6HBhEqG015117; Wed, 17 Jul 2013 06:43:15 -0500 From: Grygorii Strashko To: Tony Lindgren , Kevin Hilman Subject: [PATCH 3/3] ARM: dts: omap4-sdp: add dynamic pin states for uart3/4 Date: Wed, 17 Jul 2013 14:41:52 +0300 Message-ID: <1374061312-25469-4-git-send-email-grygorii.strashko@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1374061312-25469-1-git-send-email-grygorii.strashko@ti.com> References: <1374061312-25469-1-git-send-email-grygorii.strashko@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130717_074334_114118_E0407D43 X-CRM114-Status: UNSURE ( 8.86 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.3 (-------) Cc: Grygorii Strashko , Stephen Warren , devicetree-discuss@lists.ozlabs.org, linux-kernel@vger.kernel.org, Benoit Cousson , linux-omap@vger.kernel.org, Linus Walleij , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 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 Add dynamic "active"/"idle" pin states for uart3/4 which will be applied when uart3/4 state is switched from active to idle and back by Runtime PM or during system suspend. CC: Benoit Cousson CC: Linus Walleij CC: Stephen Warren Signed-off-by: Grygorii Strashko --- arch/arm/boot/dts/omap4-sdp.dts | 34 ++++++++++++++++++++++++++++++---- 1 file changed, 30 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index 7951b4e..2624504 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -181,18 +181,40 @@ pinctrl-single,pins = < 0x100 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart3_cts_rctx.uart3_cts_rctx */ 0x102 (PIN_OUTPUT | MUX_MODE0) /* uart3_rts_sd.uart3_rts_sd */ - 0x104 (PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */ 0x106 (PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */ >; }; + uart3_pins_active: pinmux_uart3_pins_active { + pinctrl-single,pins = < + 0x104 (PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */ + >; + }; + + uart3_pins_idle: pinmux_uart3_pins_idle { + pinctrl-single,pins = < + 0x104 (WAKEUP_EN | PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */ + >; + }; + uart4_pins: pinmux_uart4_pins { pinctrl-single,pins = < - 0x11c (PIN_INPUT | MUX_MODE0) /* uart4_rx.uart4_rx */ 0x11e (PIN_OUTPUT | MUX_MODE0) /* uart4_tx.uart4_tx */ >; }; + uart4_pins_active: pinmux_uart4_pins_active { + pinctrl-single,pins = < + 0x11c (PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */ + >; + }; + + uart4_pins_idle: pinmux_uart4_pins_idle { + pinctrl-single,pins = < + 0x11c (WAKEUP_EN | PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */ + >; + }; + twl6030_pins: pinmux_twl6030_pins { pinctrl-single,pins = < 0x15e (WAKEUP_EN | PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1.sys_nirq1 */ @@ -510,13 +532,17 @@ }; &uart3 { - pinctrl-names = "default"; + pinctrl-names = "default", "active", "idle"; pinctrl-0 = <&uart3_pins>; + pinctrl-1 = <&uart3_pins_active>; + pinctrl-2 = <&uart3_pins_idle>; }; &uart4 { - pinctrl-names = "default"; + pinctrl-names = "default", "active", "idle"; pinctrl-0 = <&uart4_pins>; + pinctrl-1 = <&uart4_pins_active>; + pinctrl-2 = <&uart4_pins_idle>; }; &mcbsp3 {