From patchwork Mon Feb 24 09:06:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 11399885 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 03204930 for ; Mon, 24 Feb 2020 09:39:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D53192082E for ; Mon, 24 Feb 2020 09:39:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=cerno.tech header.i=@cerno.tech header.b="QpH/hA6m"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="vfXbYVrV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D53192082E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cerno.tech Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4DA0D6E2DC; Mon, 24 Feb 2020 09:39:04 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from wnew3-smtp.messagingengine.com (wnew3-smtp.messagingengine.com [64.147.123.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id 881F66E20E for ; Mon, 24 Feb 2020 09:09:21 +0000 (UTC) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.west.internal (Postfix) with ESMTP id 6482C60B; Mon, 24 Feb 2020 04:09:20 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Mon, 24 Feb 2020 04:09:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=LObIfc2uPqHaL Eu4S6D78Ua8XtedAN9FGhZ26j8yxQA=; b=QpH/hA6mRczJnVXK5DEinGcV/68pd 3gumyS2xzsqJ2Tx/pHiyvxWgDDKBqOvezAjJ0x9qiFWGVgia9I8ggBi0Jh4oPt4j Z/ehDvOqkzPsrl5O5OKMN3zEe42WbwVg8SZ3IFXVH4wwq7ZqEWmdqE1+DoW9yK4X OWUoMD9uCgyAE+kxXh+bQAd3px8b70MleFBxnrjqrovYnr86LW1s9CqUBmzos/LL xSn7jXSgMOoPYl0ZE6i+EU5Ml98lFhlQVALREV7J79KgIWGpjwyIT9LAZH9ov6z9 IzMTyhxbgHgenk5uFB8wxm7ry6Zvw+BbV+l/R2eVnrZEFEQ6syCQtoaFw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=LObIfc2uPqHaLEu4S6D78Ua8XtedAN9FGhZ26j8yxQA=; b=vfXbYVrV vd+YtAWNMgMe8lzfTCJoxlSFDDhe9LXb5vPyMLdl5I4Ue0Q2FP2kwAd9kABnCJCt xhV+ohacF3k3v+jztHGFEM/oQV9FcWJ8xNUSDAp6NA0FmQZ7dToV7ZTx1Bx+H1xU H6NwDZHOeAKUs1HEA52PL6m03ADs6ezLsZCrQ39NDbjU/J2JpoodQKDuPtmy1Q7R ku7qF/rR2cdkWuQUOGF2nyJ6DcoRaB18Cl51xD9/AJayyZ3TtHf/VeYzxR4mEmxW 2j75UdxmJpS8Pvxc7XHa6PNESeTIg694j73Kwwmi60soUXTW6j37rmJ3ZMWcI+dR +KfExCtHBlEUrQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedugedrledtucetufdoteggodetrfdotffvucfrrh hofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgenuceurghi lhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurh ephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpeforgigihhmvgcutfhi phgrrhguuceomhgrgihimhgvsegtvghrnhhordhtvggthheqnecukfhppeeltddrkeelrd eikedrjeeinecuvehluhhsthgvrhfuihiivgepudejnecurfgrrhgrmhepmhgrihhlfhhr ohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: from localhost (lfbn-tou-1-1502-76.w90-89.abo.wanadoo.fr [90.89.68.76]) by mail.messagingengine.com (Postfix) with ESMTPA id A32D83060BD1; Mon, 24 Feb 2020 04:09:19 -0500 (EST) From: Maxime Ripard To: Nicolas Saenz Julienne , Eric Anholt Subject: [PATCH 21/89] clk: bcm: rpi: Add DT provider for the clocks Date: Mon, 24 Feb 2020 10:06:23 +0100 Message-Id: X-Mailer: git-send-email 2.24.1 In-Reply-To: References: MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 24 Feb 2020 09:39:03 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tim Gover , Dave Stevenson , Stephen Boyd , Michael Turquette , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Phil Elwell , linux-arm-kernel@lists.infradead.org, Maxime Ripard Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" For the upcoming registration of the clocks provided by the firmware, make sure it's exposed to the device tree providers. Cc: Michael Turquette Cc: Stephen Boyd Cc: linux-clk@vger.kernel.org Signed-off-by: Maxime Ripard Reviewed-by: Stephen Boyd --- drivers/clk/bcm/clk-raspberrypi.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c index db5de9073930..3f21888a3e3e 100644 --- a/drivers/clk/bcm/clk-raspberrypi.c +++ b/drivers/clk/bcm/clk-raspberrypi.c @@ -31,6 +31,8 @@ #define A2W_PLL_FRAC_BITS 20 +#define NUM_FW_CLKS 16 + struct raspberrypi_clk { struct device *dev; struct rpi_firmware *firmware; @@ -285,6 +287,7 @@ static struct clk_hw *raspberrypi_register_pllb_arm(struct raspberrypi_clk *rpi) static int raspberrypi_clk_probe(struct platform_device *pdev) { + struct clk_hw_onecell_data *clk_data; struct device_node *firmware_node; struct device *dev = &pdev->dev; struct rpi_firmware *firmware; @@ -309,6 +312,11 @@ static int raspberrypi_clk_probe(struct platform_device *pdev) rpi->firmware = firmware; platform_set_drvdata(pdev, rpi); + clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, NUM_FW_CLKS), + GFP_KERNEL); + if (!clk_data) + return -ENOMEM; + hw = raspberrypi_register_pllb(rpi); if (IS_ERR(hw)) { dev_err(dev, "Failed to initialize pllb, %ld\n", PTR_ERR(hw)); @@ -318,6 +326,13 @@ static int raspberrypi_clk_probe(struct platform_device *pdev) hw = raspberrypi_register_pllb_arm(rpi); if (IS_ERR(hw)) return PTR_ERR(hw); + clk_data->hws[RPI_FIRMWARE_ARM_CLK_ID] = hw; + clk_data->num = RPI_FIRMWARE_ARM_CLK_ID + 1; + + ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, + clk_data); + if (ret) + return ret; rpi->cpufreq = platform_device_register_data(dev, "raspberrypi-cpufreq", -1, NULL, 0);