From patchwork Fri Oct 16 13:07:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: JC Kuo X-Patchwork-Id: 297286 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 1C68CC433DF for ; Fri, 16 Oct 2020 13:08:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B7725207DE for ; Fri, 16 Oct 2020 13:08:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="bpkMyRLy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2408081AbgJPNIB (ORCPT ); Fri, 16 Oct 2020 09:08:01 -0400 Received: from hqnvemgate24.nvidia.com ([216.228.121.143]:12342 "EHLO hqnvemgate24.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2408073AbgJPNIA (ORCPT ); Fri, 16 Oct 2020 09:08:00 -0400 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Fri, 16 Oct 2020 06:06:29 -0700 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 16 Oct 2020 13:07:59 +0000 Received: from jckuo-lt.nvidia.com (172.20.13.39) by mail.nvidia.com (172.20.187.13) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Fri, 16 Oct 2020 13:07:57 +0000 From: JC Kuo To: , , , , CC: , , , , , JC Kuo , Thierry Reding Subject: [PATCH v4 02/16] clk: tegra: Don't enable PLLE HW sequencer at init Date: Fri, 16 Oct 2020 21:07:12 +0800 Message-ID: <20201016130726.1378666-3-jckuo@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201016130726.1378666-1-jckuo@nvidia.com> References: <20201016130726.1378666-1-jckuo@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1602853589; bh=YjBVJf1mmOANacGEuliAldeZeM0yW8G0DiHqKtMx7dI=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:In-Reply-To: References:MIME-Version:X-NVConfidentiality: Content-Transfer-Encoding:Content-Type; b=bpkMyRLyNu6CxsCi8DbKgIYM8xIDRKZTLOFtCXaQnvrs/yH3LJtDaZvbfL8iNqHMw y2sDLx05AeYE6I1kZ6idibyjvmGl6DqsMA/QmJacir1C/0Vs9+Foc1aSVWoJKXxvCG X9Jz24/BslI2r5lNdvuOi/f7qmXlAO727GAvvBEi3n+o8nZrpWlLja8f/HdkVXXueP vuWL+JFdMrGMT/4mTBfKtit8sYK0QBVdrxE1Z4LbLV5ygfqSpezhQSvlfQ1y4DC/lG ejCrRQv5BFoADNgvBqB98W4yf/QgfkGlKsSJd3nw4zVSfjUTNllxpYBcRENU67UHqk 2ORFNTJw0owmg== Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org PLLE hardware power sequencer references PEX/SATA UPHY PLL hardware power sequencers' output to enable/disable PLLE. PLLE hardware power sequencer has to be enabled only after PEX/SATA UPHY PLL's sequencers are enabled. Signed-off-by: JC Kuo Acked-by: Thierry Reding --- v4: no change v3: no change drivers/clk/tegra/clk-pll.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c index c5cc0a2dac6f..0193cebe8c5a 100644 --- a/drivers/clk/tegra/clk-pll.c +++ b/drivers/clk/tegra/clk-pll.c @@ -2515,18 +2515,6 @@ static int clk_plle_tegra210_enable(struct clk_hw *hw) pll_writel(val, PLLE_SS_CTRL, pll); udelay(1); - val = pll_readl_misc(pll); - val &= ~PLLE_MISC_IDDQ_SW_CTRL; - pll_writel_misc(val, pll); - - val = pll_readl(pll->params->aux_reg, pll); - val |= (PLLE_AUX_USE_LOCKDET | PLLE_AUX_SS_SEQ_INCLUDE); - val &= ~(PLLE_AUX_ENABLE_SWCTL | PLLE_AUX_SS_SWCTL); - pll_writel(val, pll->params->aux_reg, pll); - udelay(1); - val |= PLLE_AUX_SEQ_ENABLE; - pll_writel(val, pll->params->aux_reg, pll); - out: if (pll->lock) spin_unlock_irqrestore(pll->lock, flags);