From patchwork Mon Jul 12 21:46:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 12372365 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=-17.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, 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 1E9EDC07E9C for ; Mon, 12 Jul 2021 21:47:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CF90E61242 for ; Mon, 12 Jul 2021 21:47:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CF90E61242 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org 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=YxizaA+Be0sbcl+uk/rews20laLwLSWTzjiMgoa8JiQ=; b=EaWGgu07Wol/pf vpJhK4kzmbfqc/r02Evp35OaAZwtUJMVp0QeMQokBaRdEmCrwlcNjj8i43T81mhh5mYpGhZ9khzoK v6XncQ253y4UKouwlKhv4MRvJhQJWAH3RY9io0qobudR209IBJT4rGfaK9Q0HMOQCSKoH2luRWztt zXqkkL4YOAQa4X1pHwqtlMVz7CZ3C228RMcnkd4bd/QqYMvE944eiewHp8y9/K/s65KJimM0Lnw6w SByaJCU2IiCOHKJlgBR5cI0nGMgjiFOX+moGN93gTFhH/jCuwcZPg+HKoQHU6BhnfKNO2MQF0DTAg dGwj4YPaolCjWO5KFeUA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m33lb-008Vhe-81; Mon, 12 Jul 2021 21:47:07 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m33lL-008VZA-RY for linux-phy@lists.infradead.org; Mon, 12 Jul 2021 21:46:55 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7915261279; Mon, 12 Jul 2021 21:46:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626126410; bh=beQ/nlrqcVJKSEttIL89uLGSbQ5pFqjunHiG0KZXdfc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=n9tCIeZR1TuGdinDml4bYGTVruKMlEkbU693sBjXCW1de+8wp+0ufOzPDBVm8/ZNr qm8FNfqjGTElc9whDyUsXcp4LAEmmxcPfaOy+PlQE+fiWcfkuRrYixf8Z/Xg4Z1rXD RhAQnQOtM9prREugYkEd0Nd6BkCaktWukJcQ2aoRoFssSlgCJ/DAPIWMyRVnY0DnmN frk8fatnqCTsRvuUe5O2VCCT17yIL9v6YSJ/wpcHpewaWDZY/eW7kcPaxIbwkSn2q4 zy40Un1TvkXmWkgY8V9xP0E1+BzW6l+WSrFGU1JF5F+nZ54Cmn8GeV4Efd1bTJyJ4A KJ5Ebu7Jd6lNg== Received: by mail.kernel.org with local (Exim 4.94.2) (envelope-from ) id 1m33lI-005VRB-5m; Mon, 12 Jul 2021 23:46:48 +0200 From: Mauro Carvalho Chehab To: Bjorn Helgaas Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , "Manivannan Sadhasivam" , "Rob Herring" , Kishon Vijay Abraham I , Rob Herring , Vinod Koul , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org Subject: [PATCH v4 1/8] dt-bindings: phy: Add bindings for HiKey 960 PCIe PHY Date: Mon, 12 Jul 2021 23:46:39 +0200 Message-Id: <390e7fc0cd6fa4217f5d67c74f12ea101fab3f6d.1626126198.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210712_144652_027005_EB872CB4 X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Document the bindings for HiKey 960 (hi3660) PCIe PHY interface, supported via the pcie-kirin driver. Signed-off-by: Mauro Carvalho Chehab --- .../phy/hisilicon,phy-hi3660-pcie.yaml | 82 +++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/hisilicon,phy-hi3660-pcie.yaml diff --git a/Documentation/devicetree/bindings/phy/hisilicon,phy-hi3660-pcie.yaml b/Documentation/devicetree/bindings/phy/hisilicon,phy-hi3660-pcie.yaml new file mode 100644 index 000000000000..81c93e76cef4 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/hisilicon,phy-hi3660-pcie.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/hisilicon,phy-hi3660-pcie.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HiSilicon Kirin960 PCIe PHY + +maintainers: + - Mauro Carvalho Chehab + +description: |+ + Bindings for PCIe PHY on HiSilicon Kirin 960. + +properties: + compatible: + const: hisilicon,hi960-pcie-phy + + "#phy-cells": + const: 0 + + reg: + maxItems: 1 + description: PHY Control registers + + reg-names: + const: phy + + clocks: + items: + - description: PCIe PHY clock + - description: PCIe AUX clock + - description: PCIe APB PHY clock + - description: PCIe APB SYS clock + - description: PCIe ACLK clock + + clock-names: + items: + - const: pcie_phy_ref + - const: pcie_aux + - const: pcie_apb_phy + - const: pcie_apb_sys + - const: pcie_aclk + + reset-gpios: + description: PCI PERST reset GPIO + +required: + - "#phy-cells" + - compatible + - reg + - reg-names + - clocks + - clock-names + - reset-gpios + +additionalProperties: false + +examples: + - | + #include + + bus { + #address-cells = <2>; + #size-cells = <2>; + pcie_phy: pcie-phy@f3f2000 { + compatible = "hisilicon,hi960-pcie-phy"; + reg = <0x0 0xf3f20000 0x0 0x40000>; + reg-names = "phy"; + clocks = <&crg_ctrl HI3660_PCIEPHY_REF>, + <&crg_ctrl HI3660_CLK_GATE_PCIEAUX>, + <&crg_ctrl HI3660_PCLK_GATE_PCIE_PHY>, + <&crg_ctrl HI3660_PCLK_GATE_PCIE_SYS>, + <&crg_ctrl HI3660_ACLK_GATE_PCIE>; + clock-names = "pcie_phy_ref", "pcie_aux", + "pcie_apb_phy", "pcie_apb_sys", + "pcie_aclk"; + reset-gpios = <&gpio11 1 0 >; + #phy-cells = <0>; + }; + }; +...