From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m19731106.qiye.163.com (mail-m19731106.qiye.163.com [220.197.31.106]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F14135950; Tue, 11 Nov 2025 08:40:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.106 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762850445; cv=none; b=iGNShCLtxECPXonofn7v6BXZ9iQOq5cR+PD1/5f07VMjbqygTsNd4eJQcysjM7LZ9riGIbzucc7wisA+tmPmfITQM6tMR6r1rrt7u4S1h1wivddDmlwnXDEUfYaGTrp/XykVq+Wqkr0NWZ1r3n2LaAXnrdSfGvUm10Z9GqxykdA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762850445; c=relaxed/simple; bh=ahWoNiPFiacsG3ByOWJ5VqRS3uOojLY2l0vxUzhSz24=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=jRkYabuMAE26Sc+GCyGPZU7WKVwmxEAv/Veq/vAAglHwLrLtkUJlW75NpitPD8Ip7IkT/6Uipv+bSqI3ngBah645CRi/IiOwaXyMUM/5Z+qzjqnyoB+Vqu04lBCpnLcUdfSA2RWpBnlSep83bYw/4qSZVG19AyMWziO/KDpmegs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=rock-chips.com; spf=pass smtp.mailfrom=rock-chips.com; dkim=pass (1024-bit key) header.d=rock-chips.com header.i=@rock-chips.com header.b=VHrUP/C1; arc=none smtp.client-ip=220.197.31.106 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=rock-chips.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rock-chips.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=rock-chips.com header.i=@rock-chips.com header.b="VHrUP/C1" Received: from rockchip.. (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 292aa4268; Tue, 11 Nov 2025 16:05:13 +0800 (GMT+08:00) From: Elaine Zhang To: zhangqing@rock-chips.com, mkl@pengutronix.de, kernel@pengutronix.de, mailhol.vincent@wanadoo.fr, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de, cl@rock-chips.com Cc: linux-can@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [RESEND PATCH v8 1/4] dt-bindings: can: rockchip_canfd: add rk3576 CAN controller Date: Tue, 11 Nov 2025 16:05:11 +0800 Message-Id: <20251111080511.2923069-1-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-HM-Tid: 0a9a71f28fdc03a3kunmee592256114418 X-HM-MType: 1 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQ0tJGlZMQ05CQxhLHR9LQh5WFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSU9PT0 hVSktLVUpCS0tZBg++ DKIM-Signature: a=rsa-sha256; b=VHrUP/C111FM7HuPElGhHEj2Gm15BC/PaE4hhAynibdjVRtkUQtBzCWkQtb7DfWCkHz0aOgKbq6DGJrz6aBZfyJ7WAxAPPVH+0ZbzoUHPniqW6ukp+yUMxaZqcvPcTQAk6WnnSKKWQ2Pn12J5r9JlpTXeJR5ipGjGLQXdG8EhbU=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=TzFB3ApKB9zrOotJbEs5MN7Ng0C5RnZ/+2zE1nfohi0=; h=date:mime-version:subject:message-id:from; Add documentation for the rockchip rk3576 CAN controller. Signed-off-by: Elaine Zhang --- .../net/can/rockchip,rk3568v2-canfd.yaml | 52 +++++++++++++++++-- 1 file changed, 48 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml index a077c0330013..30782218728e 100644 --- a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml +++ b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml @@ -10,13 +10,12 @@ title: maintainers: - Marc Kleine-Budde -allOf: - - $ref: can-controller.yaml# - properties: compatible: oneOf: - - const: rockchip,rk3568v2-canfd + - enum: + - rockchip,rk3568v2-canfd + - rockchip,rk3576-can - items: - const: rockchip,rk3568v3-canfd - const: rockchip,rk3568v2-canfd @@ -43,6 +42,33 @@ properties: - const: core - const: apb + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + +allOf: + - $ref: can-controller.yaml# + - if: + properties: + compatible: + contains: + const: rockchip,rk3576-can + then: + properties: + dmas: + minItems: 1 + maxItems: 1 + dma-names: + minItems: 1 + maxItems: 1 + else: + properties: + dmas: false + dma-names: false + required: - compatible - reg @@ -72,3 +98,21 @@ examples: reset-names = "core", "apb"; }; }; + + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + can@2ac00000 { + compatible = "rockchip,rk3576-can"; + reg = <0x0 0x2ac00000 0x0 0x1000>; + interrupts = ; + clocks = <&cru CLK_CAN0>, <&cru PCLK_CAN0>; + clock-names = "baud", "pclk"; + resets = <&cru SRST_CAN0>, <&cru SRST_P_CAN0>; + reset-names = "core", "apb"; + dmas = <&dmac0 20>; + dma-names = "rx"; + }; + }; -- 2.34.1