From patchwork Wed Feb 3 07:01:46 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: 12063511 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com 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=-16.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 28D8FC433E0 for ; Wed, 3 Feb 2021 07:03:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DD89464F60 for ; Wed, 3 Feb 2021 07:03:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231659AbhBCHDG (ORCPT ); Wed, 3 Feb 2021 02:03:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:34052 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231542AbhBCHCl (ORCPT ); Wed, 3 Feb 2021 02:02:41 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5CAF164F5D; Wed, 3 Feb 2021 07:02:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612335720; bh=E7yUqQo8Xn6JFXZwfNI1IGv93ZrxMNRZcf6mv6VtGWY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iuhKsqo+otYUgU/fiLZBZYudsjQYEMq+U1nY2q51juNEp1wLW8Nt2NNSWCE5K7E58 knbIl41FPMlMspDz6AEZ0ogi4GVxkrBZx+GpXNRnpQMKLL0ckZ2pd6096GFMgR6uUM 6ZsOMihsfokZhiTxoGhROsr8Vzzx4+rdDjx9bWR276VCwS9VH8S91w6N8TRis6dJpX Yhquj7aZZn4SZ2oTv0UFdNLtQpcnGZl2p56HLbb6wvPGe9cAPOawpkhEvsspMqg5QV ej+h7+ABq2QHAQI3Z+7pQcbBQnq6xEgXuEodWc1Xs1la+Mfgd4sxdMJgtGJyJXGRA4 tJlVSkAmDrz4Q== Received: by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1l7CAo-001CAS-1k; Wed, 03 Feb 2021 08:01:58 +0100 From: Mauro Carvalho Chehab Cc: Mauro Carvalho Chehab , Binghui Wang , Bjorn Helgaas , Rob Herring , Xiaowei Song , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH v2 02/11] doc: bindings: kirin-pcie.txt: convert it to YAML Date: Wed, 3 Feb 2021 08:01:46 +0100 Message-Id: <8617cb4f27b1f4146b956686f0410e5fc3827379.1612335031.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: References: MIME-Version: 1.0 Sender: Mauro Carvalho Chehab To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Convert the file into a DT schema. Signed-off-by: Mauro Carvalho Chehab --- .../bindings/pci/hisilicon,kirin-pcie.yaml | 90 +++++++++++++++++++ .../devicetree/bindings/pci/kirin-pcie.txt | 50 ----------- MAINTAINERS | 2 +- 3 files changed, 91 insertions(+), 51 deletions(-) create mode 100644 Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml delete mode 100644 Documentation/devicetree/bindings/pci/kirin-pcie.txt diff --git a/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml b/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml new file mode 100644 index 000000000000..46f9f3f25dbc --- /dev/null +++ b/Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/hisilicon,kirin-pcie.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HiSilicon Kirin SoCs PCIe host DT description + +maintainers: + - Xiaowei Song + - Binghui Wang + +description: | + Kirin PCIe host controller is based on the Synopsys DesignWare PCI core. + It shares common functions with the PCIe DesignWare core driver. + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# +# - $ref: snps,pcie.yaml# + +properties: + compatible: + const: hisilicon,kirin960-pcie + + reg: + description: | + Should contain rc_dbi, apb, phy, config registers location and length. + + reg-names: + items: + - const: dbi # controller configuration registers + - const: apb # apb Ctrl register defined by Kirin + - const: phy # apb PHY register defined by Kirin + - const: config # PCIe configuration space registers + + reset-gpios: + description: The GPIO to generate PCIe PERST# assert and deassert signal. + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - reset-gpios + - "#interrupt-cells" + - interrupt-map-mask + - interrupt-map + +unevaluatedProperties: false + +examples: + - | + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + pcie: pcie@f4000000 { + compatible = "hisilicon,kirin960-pcie"; + reg = <0x0 0xf4000000 0x0 0x1000>, + <0x0 0xff3fe000 0x0 0x1000>, + <0x0 0xf3f20000 0x0 0x40000>, + <0x0 0xF4000000 0 0x2000>; + reg-names = "dbi","apb","phy", "config"; + bus-range = <0x0 0x1>; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + ranges = <0x02000000 0x0 0x00000000 0x0 0xf5000000 0x0 0x2000000>; + num-lanes = <1>; + #interrupt-cells = <1>; + interrupts = <0 283 4>; + interrupt-names = "msi"; + interrupt-map-mask = <0xf800 0 0 7>; + interrupt-map = <0x0 0 0 1 &gic GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>, + <0x0 0 0 2 &gic GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>, + <0x0 0 0 3 &gic GIC_SPI 284 IRQ_TYPE_LEVEL_HIGH>, + <0x0 0 0 4 &gic GIC_SPI 285 IRQ_TYPE_LEVEL_HIGH>; + 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 >; + }; + }; diff --git a/Documentation/devicetree/bindings/pci/kirin-pcie.txt b/Documentation/devicetree/bindings/pci/kirin-pcie.txt deleted file mode 100644 index a38f8e38a67b..000000000000 --- a/Documentation/devicetree/bindings/pci/kirin-pcie.txt +++ /dev/null @@ -1,50 +0,0 @@ -HiSilicon Kirin SoCs PCIe host DT description - -Kirin PCIe host controller is based on the Synopsys DesignWare PCI core. -It shares common functions with the PCIe DesignWare core driver and -inherits common properties defined in -Documentation/devicetree/bindings/pci/snps,pcie.yaml. - -Additional properties are described here: - -Required properties -- compatible: - "hisilicon,kirin960-pcie" for PCIe of Kirin960 SoC -- reg: Should contain rc_dbi, apb, phy, config registers location and length. -- reg-names: Must include the following entries: - "dbi": controller configuration registers; - "apb": apb Ctrl register defined by Kirin; - "phy": apb PHY register defined by Kirin; - "config": PCIe configuration space registers. -- reset-gpios: The GPIO to generate PCIe PERST# assert and deassert signal. - -Optional properties: - -Example based on kirin960: - - pcie@f4000000 { - compatible = "hisilicon,kirin-pcie"; - reg = <0x0 0xf4000000 0x0 0x1000>, <0x0 0xff3fe000 0x0 0x1000>, - <0x0 0xf3f20000 0x0 0x40000>, <0x0 0xF4000000 0 0x2000>; - reg-names = "dbi","apb","phy", "config"; - bus-range = <0x0 0x1>; - #address-cells = <3>; - #size-cells = <2>; - device_type = "pci"; - ranges = <0x02000000 0x0 0x00000000 0x0 0xf5000000 0x0 0x2000000>; - num-lanes = <1>; - #interrupt-cells = <1>; - interrupt-map-mask = <0xf800 0 0 7>; - interrupt-map = <0x0 0 0 1 &gic 0 0 0 282 4>, - <0x0 0 0 2 &gic 0 0 0 283 4>, - <0x0 0 0 3 &gic 0 0 0 284 4>, - <0x0 0 0 4 &gic 0 0 0 285 4>; - 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 >; - }; diff --git a/MAINTAINERS b/MAINTAINERS index 0bcba0d4994c..701d7115af74 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13817,7 +13817,7 @@ M: Xiaowei Song M: Binghui Wang L: linux-pci@vger.kernel.org S: Maintained -F: Documentation/devicetree/bindings/pci/kirin-pcie.txt +F: Documentation/devicetree/bindings/pci/hisilicon,kirin-pcie.yaml F: drivers/pci/controller/dwc/pcie-kirin.c PCIE DRIVER FOR HISILICON STB