From patchwork Tue Jun 9 21:45:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Drew Fustini X-Patchwork-Id: 211350 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6F0E5C433DF for ; Tue, 9 Jun 2020 21:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 461AD20734 for ; Tue, 9 Jun 2020 21:45:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=beagleboard-org.20150623.gappssmtp.com header.i=@beagleboard-org.20150623.gappssmtp.com header.b="OyiuNozr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727002AbgFIVpa (ORCPT ); Tue, 9 Jun 2020 17:45:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49664 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728061AbgFIVpZ (ORCPT ); Tue, 9 Jun 2020 17:45:25 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B1FAC05BD1E for ; Tue, 9 Jun 2020 14:45:25 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id l27so288570ejc.1 for ; Tue, 09 Jun 2020 14:45:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=beagleboard-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mime-version:content-disposition; bh=GOdQyP0B3ksL0B9EmGptEN2yLPYO2WYez041qnUzxTw=; b=OyiuNozrLkmkSYWiihi712t8Bz3UZepE7xj1PLpbVSUTn+Y+BuDuJieu+C7jp9r4NP xij05T59aRnS6zYgxw/i3ve1RBiDPYBK5shCvLYBP7hI3yNBOTXNc0Fo4tTpTXro/Oks sRqoAYE2aqanVIVWtNdtOrZb9bqhi/LetrclNPKUQftZkSgaJDUHQKkUYv+PSS6lYHrw u84EEIQ4+dAgmwvwer8eNnelhlhxbiDcoJ+FEOJXdo9Ql3tMil58KTDbAcLh9tzFmBTH fvTksuRxYrK6jn2Ts7nYjk7jlErcKtcjRz76cdvgqeYrujGpKOJ6YEeGJ1HUyME+cuSq jB0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition; bh=GOdQyP0B3ksL0B9EmGptEN2yLPYO2WYez041qnUzxTw=; b=TCUoqkg28bI7mtQJLvIWU71crFs/BEz8QKJqJgEZ6maLaRvuORpIG118m/8e1vTsQ7 XwgN8jD5pni98u6Ax8gJlhwOdfuCSiI1jCIA372cbobbp4z7Pmv9UJ5X3hV67gQLTYIS 4iZXnzOpE43sKafynR49+iO7Y5AvuuAmThnvuO0kyj60/NbrGcclS3uE59lc44fnDHEz GGsOR6t/fNQDX9DAnkXfsEB6aoHQxoteGyIxsuseoskgI1PZJIA3iVeGcN92gc9yQtN6 xRF9Ru9okDM8a+lzZ0R66g1Ye80JGd2BZkBVOfzyOCKZZSX/wFvkMJFLaXIjUYoaQZoL dG1w== X-Gm-Message-State: AOAM530wc4oxktgTT3RlYiuX33+ceJUjReWEK+lYuafOHavHxuK8YhL1 sOLI5POQ2SUuDQWoDwebLox5Hw== X-Google-Smtp-Source: ABdhPJwkNoRWWkvrjHDk00LLtcP7HzA7Xy3GySzV5Rd2dSAcsmwCHBgQHVl9mYyTlNU0mADnj5x1Rw== X-Received: by 2002:a17:907:2052:: with SMTP id pg18mr349653ejb.513.1591739124134; Tue, 09 Jun 2020 14:45:24 -0700 (PDT) Received: from x1 ([2001:16b8:5c37:301:1a8:aa22:e507:57b3]) by smtp.gmail.com with ESMTPSA id s14sm13816008ejd.111.2020.06.09.14.45.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jun 2020 14:45:23 -0700 (PDT) Date: Tue, 9 Jun 2020 23:45:21 +0200 From: Drew Fustini To: Tony Lindgren , Rob Herring , =?iso-8859-1?q?Beno=EEt?= Cousson , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jason Kridner , Robert Nelson Subject: [PATCH V2] ARM: dts: am335x-pocketbeagle: Fix mmc0 Write Protect Message-ID: <20200609214521.GB2995279@x1> MIME-Version: 1.0 Content-Disposition: inline Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org AM3358 pin mcasp0_aclkr (ZCZ ball B13) [0] is routed to P1.31 header [1] Mode 4 of this pin is mmc0_sdwp (SD Write Protect). A signal connected to P1.31 may accidentally trigger mmc0 write protection. To avoid this situation, do not put mcasp0_aclkr in mode 4 (mmc0_sdwp) by default. [0] http://www.ti.com/lit/ds/symlink/am3358.pdf [1] https://github.com/beagleboard/pocketbeagle/wiki/System-Reference-Manual#531_Expansion_Headers Fixes: 047905376a16 (ARM: dts: Add am335x-pocketbeagle) Signed-off-by: Robert Nelson Signed-off-by: Drew Fustini --- V2 change: - correct P1.13 to P1.31, apologies for not catching that in V1 arch/arm/boot/dts/am335x-pocketbeagle.dts | 1 - 1 file changed, 1 deletion(-) -- 2.25.1 diff --git a/arch/arm/boot/dts/am335x-pocketbeagle.dts b/arch/arm/boot/dts/am335x-pocketbeagle.dts index 4da719098028..f0b222201b86 100644 --- a/arch/arm/boot/dts/am335x-pocketbeagle.dts +++ b/arch/arm/boot/dts/am335x-pocketbeagle.dts @@ -88,7 +88,6 @@ AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0) - AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT, MUX_MODE4) /* (B12) mcasp0_aclkr.mmc0_sdwp */ >; };