From patchwork Tue Jan 16 07:21:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen Wang X-Patchwork-Id: 763427 Received: from mail-oa1-f49.google.com (mail-oa1-f49.google.com [209.85.160.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 818EB10A21; Tue, 16 Jan 2024 07:21:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mRBJXYKB" Received: by mail-oa1-f49.google.com with SMTP id 586e51a60fabf-207f801a0a4so1312129fac.1; Mon, 15 Jan 2024 23:21:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1705389683; x=1705994483; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=VXfVxRdbpg0Jjrtfyh2r9z1d0R31xJqLPqzwKtIlUvk=; b=mRBJXYKBzQMVxgFm4n1QuCw6BKYYhmaNZAUBuEMmo3HG3nNG0sT/FdFXIGX2r/587z /Lhjxo51hvUF2QiceIHLS+7ZDcZtuKFc3/DVeNdgbvxQ6BXlC1eZuc/SDAT8PGkkVE8m wHzwOQYfP8MS6vNClyPfHTsMXYEiS/pl5kPPlDFV+jBb51bOzSDqntkP2IU3RTGT3fPc 6ca5/ViG+CgdLJFDGaytMjzrjHsuglIPmUH15P0IAUGONOjW8KcJoSILtcjM7axPFVmJ pRW9/55LGKZcxQD2QXrUjJuOCLe5UaY4yyBVwdU916ymSJjCvj2TBQ5TSwOrj3qJERuB 0XHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705389683; x=1705994483; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=VXfVxRdbpg0Jjrtfyh2r9z1d0R31xJqLPqzwKtIlUvk=; b=K0SiCkN0uy5X38XIlLE0z2muZxu1rbjFBCFHX6M34zH9BHuo1KhvEK3AyeEy2szDM1 ZIT/ewFGUZZP05x2YRZm0SEEy4xHJkS+bBP0hWbG1Tvf3WCtvyANjAsfjS7rtLpHb8Dg tG4djJChhXqMJhyN9GbTC+8r3KlaaOi7soNGcloNePTkRkUQnyb18A+JpUjzuuYQ521l 7uD3yqJrGQUxKTKoFY6tYlsZwh3NqGrvzIj8SB7XTMxYaEJgeLzOFNdg6Nsb2btGcciS 9t1CMqVK0OWQdUIXwthjua/rDApLFCakxLfmjli7uMeQpj3M9fjVAhxdsn+EOtRqyHfa te3A== X-Gm-Message-State: AOJu0Yz+yLfKiEKGGl4oRqdSEwWYnfEhbu7yhGkEfYGXU2MdxwABXttB N7wZ3Lt7t5VbWCEMPZRzGuI= X-Google-Smtp-Source: AGHT+IEqnaLXbDXCKsVUX+dGxbBp16mJ7jqRodrtJ/NsEB25oY5Lw0WW7mN4rWbYMPov1atd2HQ2RA== X-Received: by 2002:a05:6870:a10d:b0:203:e9cc:486e with SMTP id m13-20020a056870a10d00b00203e9cc486emr8835946oae.107.1705389683421; Mon, 15 Jan 2024 23:21:23 -0800 (PST) Received: from localhost.localdomain ([122.8.183.87]) by smtp.gmail.com with ESMTPSA id ds13-20020a0568306c0d00b006e0c65ba0b4sm253289otb.13.2024.01.15.23.21.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jan 2024 23:21:23 -0800 (PST) From: Chen Wang To: aou@eecs.berkeley.edu, chao.wei@sophgo.com, conor@kernel.org, krzysztof.kozlowski+dt@linaro.org, mturquette@baylibre.com, palmer@dabbelt.com, paul.walmsley@sifive.com, richardcochran@gmail.com, robh+dt@kernel.org, sboyd@kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, haijiao.liu@sophgo.com, xiaoguang.xing@sophgo.com, guoren@kernel.org, jszhang@kernel.org, inochiama@outlook.com, samuel.holland@sifive.com Cc: Chen Wang Subject: [PATCH v8 2/5] dt-bindings: soc: sophgo: Add Sophgo system control module Date: Tue, 16 Jan 2024 15:21:15 +0800 Message-Id: <598b1026fdf9989bc48e5e10d1034b37947d3b80.1705388518.git.unicorn_wang@outlook.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Chen Wang Add documentation to describe Sophgo System Control for SG2042. Signed-off-by: Chen Wang --- .../soc/sophgo/sophgo,sg2042-sysctrl.yaml | 46 +++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml diff --git a/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml b/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml new file mode 100644 index 000000000000..7b50bb56b4cf --- /dev/null +++ b/Documentation/devicetree/bindings/soc/sophgo/sophgo,sg2042-sysctrl.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/sophgo/sophgo,sg2042-sysctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SG2042 SoC system control + +maintainers: + - Chen Wang + +description: + The Sophgo system control is a registers block (SYS_CTRL), providing multiple + low level platform functions like chip configuration, clock control, etc. + +properties: + compatible: + const: sophgo,sg2042-sysctrl + + reg: + maxItems: 1 + + clock-controller: + # Child node + $ref: /schemas/clock/sophgo,sg2042-sysclk.yaml# + type: object + +required: + - compatible + - reg + - clock-controller + +additionalProperties: false + +examples: + - | + system-control@30010000 { + compatible = "sophgo,sg2042-sysctrl"; + reg = <0x30010000 0x1000>; + + clock-controller { + compatible = "sophgo,sg2042-sysclk"; + clocks = <&cgi_main>, <&cgi_dpll0>, <&cgi_dpll1>; + #clock-cells = <1>; + }; + };