From patchwork Tue May 8 16:26:07 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 10386505 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id ECE8A60353 for ; Tue, 8 May 2018 16:29:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DB47B28E3F for ; Tue, 8 May 2018 16:29:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CF6EC28E6E; Tue, 8 May 2018 16:29:49 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5B92028E3F for ; Tue, 8 May 2018 16:29:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933055AbeEHQ3e (ORCPT ); Tue, 8 May 2018 12:29:34 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:41270 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932735AbeEHQ3c (ORCPT ); Tue, 8 May 2018 12:29:32 -0400 Received: by mail-pg0-f66.google.com with SMTP id m21-v6so21404033pgv.8; Tue, 08 May 2018 09:29:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=AryoI7qCSgXn6g5HC62yneTVcnwLB99jJTxRS/k1/RU=; b=DNDA3KRckrSpE+TFV/qcLT8vSHzKgrxl7xF8l57vR5gLX6O8zmGrwDXxKjci9qft7t xfMLyjVMbkDYIRYJD7FI9/hAOLkXr9GDAYKbvG3ltFUcAZu/MSHz761TYNjfg90ItebS QluhnwtvXxu+YxT9QDmypRO66GlfbepJ7SvtrYQVVaZGPS6plOtUhPevBjwnyBBrDdSJ 62B4ambaITnC+U8JRXqUENk7q7SwlV9kdTeZKrOLCIXELL6ZkP/zZQechMpLt1q/a7fi 7AOQfHXfSrLthlcrpCC9u5/1T49wt+APkOndAOD6qNAWfU+7kbdLdzsdMEmXdUmMKtlO Jhkg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=AryoI7qCSgXn6g5HC62yneTVcnwLB99jJTxRS/k1/RU=; b=qBLz+Zi0BcZMAlRaOm00GlUJtKmqE9HJsRrtklICS5PqoMveqGyqKJzjTEz9eluJK9 kmLP1jm+R+AuO69ew9jUKTR5ewB7WF+iGWQB0fHD8P+tVPrd6A3VBf4sf7B6AAW76dQ5 Ad9k2BFps2E0K7Aba97i5cMkW73csvbo9IUxiCFZqBjrSW4VZ3bFSZoVoqr0XwOHMbCC mgsoYz9JHfEBi1IN5Fk6/UV3pgSxgKZCZmEYPuncyWTpJNM87yLp8bs2/dAHPaS1ZcIV NubsDiiY95QeWSAh383stjWbdu9j3XzcrvSrh1SrpR4gk8Lh2SiE3PTXpwmqJ2M1FgOi 19vw== X-Gm-Message-State: ALQs6tDZO6FTXN+wPKBVMlTQpN40VPZJHFE6pYsXCXtkJ4yCE8CI5DDA ZJCX62MFfu2R0BFy0MUn5P78ROmp X-Google-Smtp-Source: AB8JxZrQCFh/2owAmVUg+XlyRr9zexlrQnK+ftuH1RVMhsSCIHicmgjBE+0uSb6uA/SoKlnWcLrCWQ== X-Received: by 10.98.216.199 with SMTP id e190mr40605728pfg.161.1525796972039; Tue, 08 May 2018 09:29:32 -0700 (PDT) Received: from localhost.localdomain ([109.252.91.130]) by smtp.gmail.com with ESMTPSA id o10-v6sm42083664pgc.80.2018.05.08.09.29.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 08 May 2018 09:29:31 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Peter De Schrijver , Prashant Gaikwad , Stephen Boyd , Michael Turquette , Linus Walleij , Marcel Ziswiler , Marc Dietrich Cc: linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 4/4] ARM: dts: tegra20: Revert "Fix ULPI regression on Tegra20" Date: Tue, 8 May 2018 19:26:07 +0300 Message-Id: <20180508162607.3500-6-digetx@gmail.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180508162607.3500-1-digetx@gmail.com> References: <20180508162607.3500-1-digetx@gmail.com> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Commit 4c9a27a6c66d ("ARM: tegra: Fix ULPI regression on Tegra20") changed "ulpi-link" clock from CDEV2 to PLL_P_OUT4. Turned out that PLL_P_OUT4 is the parent of CDEV2 clock and original clock setup of "ulpi-link" was correct. The reverted patch was fixing USB for one board and broke the other, now Tegra's clk driver correctly sets parent for the CDEV2 clock and hence patch could be reverted safely, restoring USB for all of the boards. Signed-off-by: Dmitry Osipenko Reviewed-by: Marcel Ziswiler Tested-by: Marcel Ziswiler Tested-by: Marc Dietrich --- arch/arm/boot/dts/tegra20.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 0a7136462a1a..983dd5c14794 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -741,7 +741,7 @@ phy_type = "ulpi"; clocks = <&tegra_car TEGRA20_CLK_USB2>, <&tegra_car TEGRA20_CLK_PLL_U>, - <&tegra_car TEGRA20_CLK_PLL_P_OUT4>; + <&tegra_car TEGRA20_CLK_CDEV2>; clock-names = "reg", "pll_u", "ulpi-link"; resets = <&tegra_car 58>, <&tegra_car 22>; reset-names = "usb", "utmi-pads";