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(unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 1602d1566; Thu, 22 May 2025 14:32:35 +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, kever.yang@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: [PATCH v3 1/3] dt-bindings: can: rockchip_canfd: add rk3576 CAN-FD controller Date: Thu, 22 May 2025 14:32:30 +0800 Message-Id: <20250522063232.2197432-2-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250522063232.2197432-1-zhangqing@rock-chips.com> References: <20250522063232.2197432-1-zhangqing@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQ0sYTFZIT0lIS0odQhkeHkNWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSU9PT0 hVSktLVUpCS0tZBg++ X-HM-Tid: 0a96f6b1957f03a3kunme211611210aaa93 X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6OAw6Agw5FDE3LhIRDEMiEA42 PzhPCwJVSlVKTE9MQ0JOTk5NQkNNVTMWGhIXVQETGhUcChIVHDsJFBgQVhgTEgsIVRgUFkVZV1kS C1lBWU5DVUlJVUxVSkpPWVdZCAFZQUhJSkk3Bg++ DKIM-Signature: a=rsa-sha256; b=Bd4QCM0tbtFm/iaCR7PjOLmCNQ33/qZch0gsrcXS3HtGqur50gDoSrvbtUwjXXY+tJB4WraKl5tRU/AI28lrCt6FpukbMn2n8S075AyswZgA3eDE+WZdmg3Rbo6camrfta3sujShGHb+tHNxTNSRHc9YhtcgyonOb9Fba9OPQMc=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=YrD/3cMaELrj0WxecR8TGpVQ/1vDEVc4Rj278Y6+gmg=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250521_233246_504326_6A154F79 X-CRM114-Status: GOOD ( 10.15 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add documentation for the rockchip rk3576 CAN-FD controller. Signed-off-by: Elaine Zhang --- .../net/can/rockchip,rk3576-canfd.yaml | 82 +++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/can/rockchip,rk3576-canfd.yaml diff --git a/Documentation/devicetree/bindings/net/can/rockchip,rk3576-canfd.yaml b/Documentation/devicetree/bindings/net/can/rockchip,rk3576-canfd.yaml new file mode 100644 index 000000000000..85caf6d19607 --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/rockchip,rk3576-canfd.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/can/rockchip,rk3568v2-canfd.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: + Rk3576 CAN-FD controller + +maintainers: + - Elaine Zhang + +allOf: + - $ref: can-controller.yaml# + +properties: + compatible: + oneOf: + - const: rockchip,rk3576-canfd + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: baud + - const: pclk + + resets: + maxItems: 2 + + reset-names: + items: + - const: core + - const: apb + + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + +required: + - compatible + - reg + - interrupts + - clocks + - resets + - dmas + +additionalProperties: false + +examples: + - | + #include + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + can0: can@2ac00000 { + compatible = "rockchip,rk3576-canfd"; + reg = <0x0 0x2ac00000 0x0 0x1000>; + interrupts = ; + clocks = <&cru CLK_CAN0>, <&cru HCLK_CAN0>; + clock-names = "baud", "pclk"; + resets = <&cru SRST_CAN0>, <&cru SRST_H_CAN0>; + reset-names = "can", "can-apb"; + dmas = <&dmac0 20>; + dma-names = "rx"; + status = "disabled"; + }; + }; -- 2.34.1