From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 C8E4DC64EB4 for ; Thu, 29 Nov 2018 22:14:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 89D6820863 for ; Thu, 29 Nov 2018 22:14:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="mOatvf8S" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 89D6820863 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727038AbeK3JVu (ORCPT ); Fri, 30 Nov 2018 04:21:50 -0500 Received: from mail-pl1-f196.google.com ([209.85.214.196]:40993 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726961AbeK3JVt (ORCPT ); Fri, 30 Nov 2018 04:21:49 -0500 Received: by mail-pl1-f196.google.com with SMTP id u6so1720881plm.8 for ; Thu, 29 Nov 2018 14:14:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=EO7ihF7n2bMGlK8SofFmGFu/hpPVR0zNtU43Ep46OZs=; b=mOatvf8SehG/Q3q5N5A3GQ4zschqCVf25vsPplLqg+v8m0UG8V0hcMa0PY9cMdJo1g lhnLDBc/ZAkqsxp2rk5b151vcbGuEsJy49cE7eOaeIvuhjocJXSdR66itwigwBUs3mDL kbg5ghJkqHOc4vSJraRLxWOC/NjNSjEhvw3ug= 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=EO7ihF7n2bMGlK8SofFmGFu/hpPVR0zNtU43Ep46OZs=; b=GXSlYlXyKllRswrR3dzeMri0gLxD9ohGSJAp8nxPnkMB57ez1g/ov9oEDshr2HFucX 5czN1gNcgLUmlDbKBA0sy5WrZBfmJv/QyrJeI5zU51S+9x4sfSlGH4kytUxZD8UXolZz fwk/Ze/O3GwvVwAoRCtq97Iv6jd2mOVhe/KR78QiRNUJ2u4tXoeEnaxG/oO9Is1rhbQ9 K4MUKYfMBiXO+jUc27+ptIwSqTdYADaL9qjSrjpmBpyJCbh73HuJacuTGBakubvtSF9P BNC8ElkE5yIXLeJodqq+VJ9HJ7fCaE50XVB/V+Wm3wGT7i3IeN5k5ZHF5teznHneMXKj A/Sg== X-Gm-Message-State: AA+aEWasVqk1kiOC82J3aRE0Qb2s/oFVkHIGGp6Au9/41GMiMo7zd2r0 kiRmPmghjRdlsos5H9NudxjjzA== X-Google-Smtp-Source: AFSGD/X1C/z6YMgz1tiuumY4GL/PM4pj90qJuODIFNW6yEXcqRbNf1wkQ0OtBo+DhvU818sDF9cwbA== X-Received: by 2002:a17:902:bd86:: with SMTP id q6mr3124699pls.16.1543529690279; Thu, 29 Nov 2018 14:14:50 -0800 (PST) Received: from evgreen2.mtv.corp.google.com ([2620:15c:202:201:ffda:7716:9afc:1301]) by smtp.gmail.com with ESMTPSA id c67sm4697690pfg.170.2018.11.29.14.14.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 29 Nov 2018 14:14:49 -0800 (PST) From: Evan Green To: Kishon Vijay Abraham I , Rob Herring , Andy Gross Cc: Douglas Anderson , Stephen Boyd , Evan Green , Rob Herring , Can Guo , linux-kernel@vger.kernel.org, Vivek Gautam , Manu Gautam Subject: [PATCH v1 4/4] phy: qcom-qmp: Expose provided clocks to DT Date: Thu, 29 Nov 2018 14:13:57 -0800 Message-Id: <20181129221357.67417-5-evgreen@chromium.org> X-Mailer: git-send-email 2.18.1 In-Reply-To: <20181129221357.67417-1-evgreen@chromium.org> References: <20181129221357.67417-1-evgreen@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Register a simple clock provider for the PHY pipe clock sources so that device tree users can point at these clocks via phandles to the lane nodes. Signed-off-by: Evan Green --- drivers/phy/qualcomm/phy-qcom-qmp.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 8204d55e2d650..b4006818e1b65 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -1542,6 +1542,11 @@ static int qcom_qmp_phy_clk_init(struct device *dev) return devm_clk_bulk_get(dev, num, qmp->clks); } +static void phy_pipe_clk_release_provider(void *res) +{ + of_clk_del_provider(res); +} + /* * Register a fixed rate pipe clock. * @@ -1588,7 +1593,23 @@ static int phy_pipe_clk_register(struct qcom_qmp *qmp, struct device_node *np) fixed->fixed_rate = 125000000; fixed->hw.init = &init; - return devm_clk_hw_register(qmp->dev, &fixed->hw); + ret = devm_clk_hw_register(qmp->dev, &fixed->hw); + if (ret) + return ret; + + ret = of_clk_add_hw_provider(np, of_clk_hw_simple_get, &fixed->hw); + if (ret) + return ret; + + /* + * Roll a devm action because the clock provider is the child node, but + * the child node is not actually a device. + */ + ret = devm_add_action(qmp->dev, phy_pipe_clk_release_provider, np); + if (ret) + phy_pipe_clk_release_provider(np); + + return ret; } static const struct phy_ops qcom_qmp_phy_gen_ops = { -- 2.18.1