From patchwork Tue Jul 4 02:02:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 13300579 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 93597EB64DC for ; Tue, 4 Jul 2023 02:03:12 +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=gG/td9I0XNlVqlzkGZ8Zrh1h0f646jUE0pKyzWqk4rU=; b=YazZ+uBlveMYVj 9l6mTMV5Hc5jhbeUe0M3HRwpYM8jZN0/IrCDB7UD1OzR+gAOz1hFyg7APeKx9URGbSM7iPvuFxW19 IXHkgz97zStEjesUlMc5xDLTAVCJesHmLbrAenewpuP9olElvDhuuM8k6oQgxMvvydhh095izeuhZ EMdYFr/SjIKeTzKe/Gi3UI8L8lq7mVYi45jCKJMx/ss0KIV3vsSuEDDQI38Na2kRZuK8cfC3VSWgZ wa8z2E56ly9ng6GxXe/4Qr+36ju+EHBrUw7BLU76H8qxDFpcW1SCAWO2yfbS+9M2qLUWsLcaBPEha HlG3aLcrZpQ8Y+Dfv7hQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qGVNi-00BsJ4-0c; Tue, 04 Jul 2023 02:03:06 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qGVNf-00BsGs-10 for linux-riscv@lists.infradead.org; Tue, 04 Jul 2023 02:03:05 +0000 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 5591024E26B; Tue, 4 Jul 2023 10:02:43 +0800 (CST) Received: from EXMBX061.cuchost.com (172.16.6.61) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 4 Jul 2023 10:02:43 +0800 Received: from localhost.localdomain (113.72.144.31) by EXMBX061.cuchost.com (172.16.6.61) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 4 Jul 2023 10:02:42 +0800 From: Xingyu Wu To: , , "Michael Turquette" , Stephen Boyd , "Rob Herring" , Krzysztof Kozlowski , Philipp Zabel , Conor Dooley , Emil Renner Berthing CC: Paul Walmsley , Palmer Dabbelt , Albert Ou , Hal Feng , Xingyu Wu , "William Qiu" , , Subject: [PATCH v6 2/7] dt-bindings: soc: starfive: Add StarFive syscon module Date: Tue, 4 Jul 2023 10:02:34 +0800 Message-ID: <20230704020239.288500-3-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230704020239.288500-1-xingyu.wu@starfivetech.com> References: <20230704020239.288500-1-xingyu.wu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.144.31] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX061.cuchost.com (172.16.6.61) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230703_190303_648883_C3B50723 X-CRM114-Status: GOOD ( 13.14 ) 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 From: William Qiu Add documentation to describe StarFive System Controller Registers. Co-developed-by: Xingyu Wu Signed-off-by: Xingyu Wu Signed-off-by: William Qiu --- .../soc/starfive/starfive,jh7110-syscon.yaml | 93 +++++++++++++++++++ MAINTAINERS | 7 ++ 2 files changed, 100 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml diff --git a/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml b/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml new file mode 100644 index 000000000000..b30383eab32c --- /dev/null +++ b/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/starfive/starfive,jh7110-syscon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 SoC system controller + +maintainers: + - William Qiu + +description: + The StarFive JH7110 SoC system controller provides register information such + as offset, mask and shift to configure related modules such as MMC and PCIe. + +properties: + compatible: + oneOf: + - items: + - const: starfive,jh7110-sys-syscon + - const: syscon + - const: simple-mfd + - items: + - enum: + - starfive,jh7110-aon-syscon + - starfive,jh7110-stg-syscon + - const: syscon + + reg: + maxItems: 1 + + clock-controller: + $ref: /schemas/clock/starfive,jh7110-pll.yaml# + type: object + + "#power-domain-cells": + const: 1 + +required: + - compatible + - reg + +allOf: + - if: + properties: + compatible: + contains: + const: starfive,jh7110-sys-syscon + then: + required: + - clock-controller + else: + properties: + clock-controller: false + - if: + properties: + compatible: + contains: + const: starfive,jh7110-aon-syscon + then: + required: + - "#power-domain-cells" + else: + properties: + "#power-domain-cells": false + +additionalProperties: false + +examples: + - | + syscon@10240000 { + compatible = "starfive,jh7110-stg-syscon", "syscon"; + reg = <0x10240000 0x1000>; + }; + + syscon@13030000 { + compatible = "starfive,jh7110-sys-syscon", "syscon", "simple-mfd"; + reg = <0x0 0x13030000 0x0 0x1000>; + + clock-controller { + compatible = "starfive,jh7110-pll"; + clocks = <&osc>; + #clock-cells = <1>; + }; + }; + + syscon@17010000 { + compatible = "starfive,jh7110-aon-syscon", "syscon"; + reg = <0x0 0x17010000 0x0 0x1000>; + #power-domain-cells = <1>; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index 35e19594640d..58ba04bd0bc8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20127,6 +20127,12 @@ S: Supported F: Documentation/devicetree/bindings/mmc/starfive* F: drivers/mmc/host/dw_mmc-starfive.c +STARFIVE JH7110 SYSCON +M: William Qiu +M: Xingyu Wu +S: Supported +F: Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml + STARFIVE JH71X0 CLOCK DRIVERS M: Emil Renner Berthing M: Hal Feng @@ -20164,6 +20170,7 @@ STARFIVE SOC DRIVERS M: Conor Dooley S: Maintained T: git https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/ +F: Documentation/devicetree/bindings/soc/starfive/ F: drivers/soc/starfive/ STARFIVE TRNG DRIVER