From patchwork Fri Feb 10 06:17:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Changhuang Liang X-Patchwork-Id: 13135412 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 A64DDC05027 for ; Fri, 10 Feb 2023 06:18:35 +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=syB0ZwOUQgpoEQ8MYTd2mmIFXgv6iAg2eHFhcYOwf88=; b=yoY3JtDtOmIgYY b+85HvPtl8rIFgxMMZx4m88Tplny9RChkYjotW2oUGnLBZogdYVowKIgrl6FV2IGWhsISMckLWUqX CGf/0ZsbeoS2IcwpanOdcSNy7jkwxyU+jZ3oRTkgQ8APslud5HguX5FDXVOgp3AcyCfKLvotEVB5c +3X/WBrsnvVEC5TlmuEsjf1HWc+S8neUyI34CffbkHeLwgpCji76Geh0btIdN69IZUZaJIwqDNYm6 rnqogFOrSD/f61tT2tEzmiI8qw9MaAAQqSF8rhjm1hMhEJUeFz7UZLHILi4la+LklqEbMdZnIOF0D SdGL7cS2nT3LfGc4pyEA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQMjt-004R1I-7W; Fri, 10 Feb 2023 06:18:29 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQMjo-004Qk9-Uw; Fri, 10 Feb 2023 06:18:26 +0000 Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 1567C24E26C; Fri, 10 Feb 2023 14:17:18 +0800 (CST) Received: from EXMBX162.cuchost.com (172.16.6.72) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 10 Feb 2023 14:17:17 +0800 Received: from ubuntu.localdomain (183.27.96.33) by EXMBX162.cuchost.com (172.16.6.72) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 10 Feb 2023 14:17:17 +0800 From: Changhuang Liang To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Emil Renner Berthing , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel CC: Jack Zhu , Changhuang Liang , , , , Subject: [PATCH v1 2/4] dt-bindings: phy: Add starfive,jh7110-dphy-rx Date: Thu, 9 Feb 2023 22:17:11 -0800 Message-ID: <20230210061713.6449-3-changhuang.liang@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230210061713.6449-1-changhuang.liang@starfivetech.com> References: <20230210061713.6449-1-changhuang.liang@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.96.33] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX162.cuchost.com (172.16.6.72) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230209_221825_312137_27875262 X-CRM114-Status: GOOD ( 12.22 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Starfive SoC like the jh7110 use a MIPI D-PHY RX controller based on a M31 IP. Add a binding for it. Signed-off-by: Changhuang Liang --- .../bindings/phy/starfive,jh7110-dphy-rx.yaml | 78 +++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml diff --git a/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml b/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml new file mode 100644 index 000000000000..1c1e5c7cbee2 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/starfive,jh7110-dphy-rx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Starfive SoC MIPI D-PHY Rx Controller + +maintainers: + - Jack Zhu + - Changhuang Liang + +description: | + The Starfive SOC has a MIPI CSI D-PHY based on M31 IP use to transfer + the CSI cameras data. + +properties: + compatible: + items: + - const: "starfive,jh7110-dphy-rx" + + reg: + maxItems: 1 + + clocks: + minItems: 3 + maxItems: 3 + + clock-names: + items: + - const: cfg + - const: ref + - const: tx + + resets: + minItems: 2 + maxItems: 2 + + starfive,aon-syscon: + $ref: '/schemas/types.yaml#/definitions/phandle-array' + items: + items: + - description: phandle of AON SYSCON + - description: register offset + description: The register of dphy rx driver can be configured + by AON SYSCON in this property. + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - starfive,aon-syscon + - "#phy-cells" + +additionalProperties: false + +examples: + - | + #include + #include + + dphy@19820000 { + compatible = "starfive,jh7110-dphy-rx"; + reg = <0x19820000 0x10000>; + clocks = <&ispcrg JH7110_ISPCLK_M31DPHY_CFGCLK_IN>, + <&ispcrg JH7110_ISPCLK_M31DPHY_REFCLK_IN>, + <&ispcrg JH7110_ISPCLK_M31DPHY_TXCLKESC_LAN0>; + clock-names = "cfg", "ref", "tx"; + resets = <&ispcrg JH7110_ISPRST_M31DPHY_HW>, + <&ispcrg JH7110_ISPRST_M31DPHY_B09_ALWAYS_ON>; + starfive,aon-syscon = <&aon_syscon 0x00>; + #phy-cells = <0>; + };