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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 496DEC433EF for ; Wed, 15 Jun 2022 23:19:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=C89LdbGDRXFlzo/nytMUuLsq3nF2Ylju4h8T8DuKa2M=; b=P8bZKsidD30Whu cmnM8w7JYr/fwjAOW6jPiWrfWH+YYb9owjsiKCr9z4VgO2hxz/2lMXgCtjS/VeGiBz923lhYrY+e7 ikjdlb0YPx9wOwxl+s/ckmPmnE/E+cRC+LncuiwnXdmm0+/+5XY3Ffyf7Wpdttw2zK2aB2NbFU6dH U3nzIidI7dEObkTGJsiatrekCsukMf/wVLiAV58t7CyfH8ceuXSDppYbYBADU3q1ALnmmcmNQ4pUp 1ZDH4l+XIhMkmMfczNJepLPOzzgedOOpom+US3lFXqEcnlSc0w3QBCnXKX3ZgdivhqBw8km6PVBUD xF/NiQL7ZlhIHR6ssaNQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o1cH0-00GpdX-6m; Wed, 15 Jun 2022 23:18:06 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o1cFI-00Gol3-Kx for linux-arm-kernel@lists.infradead.org; Wed, 15 Jun 2022 23:16:22 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 38AEC619A9; Wed, 15 Jun 2022 23:16:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD2A2C3411E; Wed, 15 Jun 2022 23:16:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1655334980; bh=3cLKaeAlo+Sy59tfNtk5xZLRjzRekSFYTs9v6gKNT0M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SXqrIsZbTzwVX9omCBijrvdwVv+sidwhOqu9nrSWnDvrBGSJCsPU9U5fRmiASUvbC 2rjGpSrMekg2FAsVU/Ocfe5VuTuqczVL3g0VTbxQVyG0hAT31IryBdqnXIol36fvU7 F3qYxauFNVQZg4wXBEkBMMvoJ8NzNqztJZq/JDJqjvk+e8RgA/ZFsVjYleYHVmzYn7 naYr41KowLJzU0LJjJ56lvuIRnyr+R3MnkOszBuJnNFp8PMbxXUqrcFz5rEXArpI0P 6PBArsBDXEiKQVYY2wuXu+/ZImONal62PJT4XII3XW4HNyBJC6QzzQcEGNaI9Boqca 8cCkhX2cormrw== From: Bjorn Helgaas To: Richard Zhu , Lucas Stach , Rob Herring , Mark Brown , Lorenzo Pieralisi , Fabio Estevam , Francesco Dolcini Cc: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com, Bjorn Helgaas Subject: [PATCH v12 08/13] PCI: imx6: Disable i.MX6QDL clock when disabling ref clocks Date: Wed, 15 Jun 2022 18:15:46 -0500 Message-Id: <20220615231551.1054753-9-helgaas@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220615231551.1054753-1-helgaas@kernel.org> References: <20220615231551.1054753-1-helgaas@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220615_161620_745618_434D5EFA X-CRM114-Status: GOOD ( 10.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Richard Zhu When disabling PCIe clocks, disable i.MX6QDL ref clock too. Link: https://lore.kernel.org/r/1655189942-12678-5-git-send-email-hongxing.zhu@nxp.com Signed-off-by: Richard Zhu Signed-off-by: Bjorn Helgaas Reviewed-by: Lucas Stach --- drivers/pci/controller/dwc/pci-imx6.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 90ab9397a935..6eddd0b5f628 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -586,6 +586,14 @@ static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) case IMX6SX: clk_disable_unprepare(imx6_pcie->pcie_inbound_axi); break; + case IMX6QP: + case IMX6Q: + regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + IMX6Q_GPR1_PCIE_REF_CLK_EN, 0); + regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1, + IMX6Q_GPR1_PCIE_TEST_PD, + IMX6Q_GPR1_PCIE_TEST_PD); + break; case IMX7D: regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX7D_GPR12_PCIE_PHY_REFCLK_SEL, -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel