From patchwork Mon Jul 22 15:45:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Lechner X-Patchwork-Id: 1135062 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pwm-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lechnology.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=lechnology.com header.i=@lechnology.com header.b="jbyvO9Vw"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45smx801vvz9sDQ for ; Tue, 23 Jul 2019 02:18:03 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728527AbfGVQSC (ORCPT ); Mon, 22 Jul 2019 12:18:02 -0400 Received: from vern.gendns.com ([98.142.107.122]:53252 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728136AbfGVQSC (ORCPT ); Mon, 22 Jul 2019 12:18:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=References:In-Reply-To:Message-Id:Date:Subject :Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=kQ5tjS0DIkzEg92Su0xvHHf6qFC0tM+cXFESZNk2Qdc=; b=jbyvO9Vwktsa0oeaEDu6oNfSj INCGXxhiypFiIpWeSeDImMe5LuwmX7rafXTcyntH94Je6nsqmfpGS7aZ4hh1g8lXFlQwsK82ZlqE3 bnTOoJIZG8IiaQO805qBLpuwpPyXmpdId2mayyljDpBtoizsYIWxDjX9M7FAfzb/esCNcBZaBnf7S GbpCp4NOr9Zxk8Ko4H5B4atYQF4mgHdgIW8kPMUJ6F+QgHHNG2Tn/wjzzNiURZWxNgO6VhsG66Q5p RpTrrpCW6KrYehyuoL+HZ45UOkRVs28xsjazv3Ue2/mLDYP43lUmNpUrZgRZpIR2ZeVDf5sea6vLP RXUFgkexA==; Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:44690 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.92) (envelope-from ) id 1hpaW5-006p1O-Jl; Mon, 22 Jul 2019 11:46:21 -0400 From: David Lechner To: linux-iio@vger.kernel.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org Cc: David Lechner , Rob Herring , Mark Rutland , =?utf-8?q?Beno=C3=AEt_Cousson?= , Tony Lindgren , William Breathitt Gray , Thierry Reding , linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org Subject: [PATCH 4/4] ARM: dts: am335x-boneblue: Enable eQEP Date: Mon, 22 Jul 2019 10:45:38 -0500 Message-Id: <20190722154538.5314-5-david@lechnology.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190722154538.5314-1-david@lechnology.com> References: <20190722154538.5314-1-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: linux-pwm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org This enables the Enhanced Quadrature Encoder Pulse (eQEP) module for connectors E1, E2 and E3 on BeagleBone Blue. Signed-off-by: David Lechner --- arch/arm/boot/dts/am335x-boneblue.dts | 54 +++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/arch/arm/boot/dts/am335x-boneblue.dts b/arch/arm/boot/dts/am335x-boneblue.dts index 0257576d5d16..df3978ce061c 100644 --- a/arch/arm/boot/dts/am335x-boneblue.dts +++ b/arch/arm/boot/dts/am335x-boneblue.dts @@ -258,6 +258,30 @@ AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_OUTPUT, MUX_MODE7) /* (M16) gmii1_rxd0.gpio2[21] */ >; }; + + /* E1 */ + eqep0_pins: pinmux_eqep0_pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT, MUX_MODE1) /* (B12) mcasp0_aclkr.eQEP0A_in */ + AM33XX_PADCONF(AM335X_PIN_MCASP0_FSR, PIN_INPUT, MUX_MODE1) /* (C13) mcasp0_fsr.eQEP0B_in */ + >; + }; + + /* E2 */ + eqep1_pins: pinmux_eqep1_pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_INPUT, MUX_MODE2) /* (V2) lcd_data12.eQEP1A_in */ + AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_INPUT, MUX_MODE2) /* (V3) lcd_data13.eQEP1B_in */ + >; + }; + + /* E3 */ + eqep2_pins: pinmux_eqep2_pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT, MUX_MODE4) /* (T12) gpmc_ad12.eQEP2A_in */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT, MUX_MODE4) /* (R12) gpmc_ad13.eQEP2B_in */ + >; + }; }; &uart0 { @@ -530,3 +554,33 @@ line-name = "LS_BUF_EN"; }; }; + +&epwmss0 { + status = "okay"; +}; + +&eqep0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&eqep0_pins>; +}; + +&epwmss1 { + status = "okay"; +}; + +&eqep1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&eqep1_pins>; +}; + +&epwmss2 { + status = "okay"; +}; + +&eqep2 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&eqep2_pins>; +};