From patchwork Tue Apr 28 06:34:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 201412 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 7BEE6C83000 for ; Tue, 28 Apr 2020 06:35:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C5CA2051A for ; Tue, 28 Apr 2020 06:35:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726423AbgD1GfE (ORCPT ); Tue, 28 Apr 2020 02:35:04 -0400 Received: from mx.socionext.com ([202.248.49.38]:22326 "EHLO mx.socionext.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726386AbgD1GfD (ORCPT ); Tue, 28 Apr 2020 02:35:03 -0400 Received: from unknown (HELO kinkan-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 28 Apr 2020 15:35:01 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by kinkan-ex.css.socionext.com (Postfix) with ESMTP id C2875180105; Tue, 28 Apr 2020 15:35:01 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Tue, 28 Apr 2020 15:35:01 +0900 Received: from plum.e01.socionext.com (unknown [10.213.132.32]) by kinkan.css.socionext.com (Postfix) with ESMTP id 808AA1A01BB; Tue, 28 Apr 2020 15:35:01 +0900 (JST) From: Kunihiko Hayashi To: Kishon Vijay Abraham I , Rob Herring , Masahiro Yamada Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Kunihiko Hayashi Subject: [PATCH 1/3] dt-bindings: phy: Convert UniPhier PCIe-PHY controller to json-schema Date: Tue, 28 Apr 2020 15:34:48 +0900 Message-Id: <1588055690-13200-1-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Convert the UniPhier PCIe-PHY controller to DT schema format. Signed-off-by: Kunihiko Hayashi --- .../bindings/phy/socionext,uniphier-pcie-phy.yaml | 77 ++++++++++++++++++++++ .../devicetree/bindings/phy/uniphier-pcie-phy.txt | 36 ---------- 2 files changed, 77 insertions(+), 36 deletions(-) create mode 100644 Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml delete mode 100644 Documentation/devicetree/bindings/phy/uniphier-pcie-phy.txt diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml new file mode 100644 index 0000000..86f4909 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/socionext,uniphier-pcie-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Socionext UniPhier PCIe PHY + +description: | + This describes the devicetree bindings for PHY interface built into + PCIe controller implemented on Socionext UniPhier SoCs. + +maintainers: + - Kunihiko Hayashi + +properties: + compatible: + enum: + - socionext,uniphier-pro5-pcie-phy + - socionext,uniphier-ld20-pcie-phy + - socionext,uniphier-pxs3-pcie-phy + + reg: + description: PHY register region (offset and length) + + "#phy-cells": + const: 0 + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + oneOf: + - items: # for Pro5 + - const: gio + - const: link + - const: link # for others + + resets: + minItems: 1 + maxItems: 2 + + reset-names: + oneOf: + - items: # for Pro5 + - const: gio + - const: link + - const: link # for others + + socionext,syscon: + $ref: /schemas/types.yaml#/definitions/phandle + description: A phandle to system control to set configurations for phy + +required: + - compatible + - reg + - "#phy-cells" + - clocks + - clock-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + pcie_phy: phy@66038000 { + compatible = "socionext,uniphier-ld20-pcie-phy"; + reg = <0x66038000 0x4000>; + #phy-cells = <0>; + clock-names = "link"; + clocks = <&sys_clk 24>; + reset-names = "link"; + resets = <&sys_rst 24>; + socionext,syscon = <&soc_glue>; + }; diff --git a/Documentation/devicetree/bindings/phy/uniphier-pcie-phy.txt b/Documentation/devicetree/bindings/phy/uniphier-pcie-phy.txt deleted file mode 100644 index 3cee372..0000000 --- a/Documentation/devicetree/bindings/phy/uniphier-pcie-phy.txt +++ /dev/null @@ -1,36 +0,0 @@ -Socionext UniPhier PCIe PHY bindings - -This describes the devicetree bindings for PHY interface built into -PCIe controller implemented on Socionext UniPhier SoCs. - -Required properties: -- compatible: Should contain one of the following: - "socionext,uniphier-pro5-pcie-phy" - for Pro5 PHY - "socionext,uniphier-ld20-pcie-phy" - for LD20 PHY - "socionext,uniphier-pxs3-pcie-phy" - for PXs3 PHY -- reg: Specifies offset and length of the register set for the device. -- #phy-cells: Must be zero. -- clocks: A list of phandles to the clock gate for PCIe glue layer - including this phy. -- clock-names: For Pro5 only, should contain the following: - "gio", "link" - for Pro5 SoC -- resets: A list of phandles to the reset line for PCIe glue layer - including this phy. -- reset-names: For Pro5 only, should contain the following: - "gio", "link" - for Pro5 SoC - -Optional properties: -- socionext,syscon: A phandle to system control to set configurations - for phy. - -Refer to phy/phy-bindings.txt for the generic PHY binding properties. - -Example: - pcie_phy: phy@66038000 { - compatible = "socionext,uniphier-ld20-pcie-phy"; - reg = <0x66038000 0x4000>; - #phy-cells = <0>; - clocks = <&sys_clk 24>; - resets = <&sys_rst 24>; - socionext,syscon = <&soc_glue>; - };