From patchwork Wed Jul 8 09:30:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 1325134 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256 header.s=ti-com-17Q1 header.b=jdmWFLo3; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4B1vFp6kqfz9sRk for ; Wed, 8 Jul 2020 19:31:42 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728508AbgGHJbT (ORCPT ); Wed, 8 Jul 2020 05:31:19 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:59386 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728502AbgGHJbS (ORCPT ); Wed, 8 Jul 2020 05:31:18 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0689V2LD103123; Wed, 8 Jul 2020 04:31:02 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1594200662; bh=o7DMocX7rlMLQL03fwQQZCPBjquUDY+oSrh6N/Sv4XY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=jdmWFLo3qdWhee844IiFpfEVrLKl3+vZc1hLFb6fNqmAgFnEsFbQ2aOB9ETiwmxMe n4MLqZAqVCrgU8LdcOt2Worm7K7qc6PXafUShEy4/N23keTpnfjxONMu0sKFV7hTYe VtM/1IhW8UVu58qHco73jI45cRDKeVftYX+dd9vE= Received: from DLEE100.ent.ti.com (dlee100.ent.ti.com [157.170.170.30]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0689V26h022256; Wed, 8 Jul 2020 04:31:02 -0500 Received: from DLEE111.ent.ti.com (157.170.170.22) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Wed, 8 Jul 2020 04:31:02 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Wed, 8 Jul 2020 04:31:02 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0689UJER098512; Wed, 8 Jul 2020 04:30:58 -0500 From: Kishon Vijay Abraham I To: Tom Joseph , Bjorn Helgaas , Rob Herring , Kishon Vijay Abraham I , Lorenzo Pieralisi , Arnd Bergmann CC: Greg Kroah-Hartman , , , , , Subject: [PATCH v6 10/14] dt-bindings: PCI: Add host mode dt-bindings for TI's J721E SoC Date: Wed, 8 Jul 2020 15:00:14 +0530 Message-ID: <20200708093018.28474-11-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200708093018.28474-1-kishon@ti.com> References: <20200708093018.28474-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add host mode dt-bindings for TI's J721E SoC. Signed-off-by: Kishon Vijay Abraham I Reviewed-by: Rob Herring --- .../bindings/pci/ti,j721e-pci-host.yaml | 113 ++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml new file mode 100644 index 000000000000..d7b60487c6c3 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/ +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/pci/ti,j721e-pci-host.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: TI J721E PCI Host (PCIe Wrapper) + +maintainers: + - Kishon Vijay Abraham I + +allOf: + - $ref: "cdns-pcie-host.yaml#" + +properties: + compatible: + enum: + - ti,j721e-pcie-host + + reg: + maxItems: 4 + + reg-names: + items: + - const: intd_cfg + - const: user_cfg + - const: reg + - const: cfg + + ti,syscon-pcie-ctrl: + description: Phandle to the SYSCON entry required for configuring PCIe mode + and link speed. + allOf: + - $ref: /schemas/types.yaml#/definitions/phandle + + power-domains: + maxItems: 1 + + clocks: + maxItems: 1 + description: clock-specifier to represent input to the PCIe + + clock-names: + items: + - const: fck + + vendor-id: + const: 0x104c + + device-id: + const: 0xb00d + + msi-map: true + +required: + - compatible + - reg + - reg-names + - ti,syscon-pcie-ctrl + - max-link-speed + - num-lanes + - power-domains + - clocks + - clock-names + - vendor-id + - device-id + - msi-map + - dma-coherent + - dma-ranges + - ranges + - reset-gpios + - phys + - phy-names + +examples: + - | + #include + #include + + bus { + #address-cells = <2>; + #size-cells = <2>; + + pcie0_rc: pcie@2900000 { + compatible = "ti,j721e-pcie-host"; + reg = <0x00 0x02900000 0x00 0x1000>, + <0x00 0x02907000 0x00 0x400>, + <0x00 0x0d000000 0x00 0x00800000>, + <0x00 0x10000000 0x00 0x00001000>; + reg-names = "intd_cfg", "user_cfg", "reg", "cfg"; + ti,syscon-pcie-ctrl = <&pcie0_ctrl>; + max-link-speed = <3>; + num-lanes = <2>; + power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 239 1>; + clock-names = "fck"; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + bus-range = <0x0 0xf>; + vendor-id = <0x104c>; + device-id = <0xb00d>; + msi-map = <0x0 &gic_its 0x0 0x10000>; + dma-coherent; + reset-gpios = <&exp1 6 GPIO_ACTIVE_HIGH>; + phys = <&serdes0_pcie_link>; + phy-names = "pcie-phy"; + ranges = <0x01000000 0x0 0x10001000 0x00 0x10001000 0x0 0x0010000>, + <0x02000000 0x0 0x10011000 0x00 0x10011000 0x0 0x7fef000>; + dma-ranges = <0x02000000 0x0 0x0 0x0 0x0 0x10000 0x0>; + }; + };