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(unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 1660c0163; Mon, 26 May 2025 14:26:02 +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 v6 1/4] dt-bindings: can: rockchip_canfd: add rk3576 CAN-FD controller Date: Mon, 26 May 2025 14:25:56 +0800 Message-Id: <20250526062559.2061311-2-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250526062559.2061311-1-zhangqing@rock-chips.com> References: <20250526062559.2061311-1-zhangqing@rock-chips.com> 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-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZGUhNS1ZCTkkYSh4aGk9JTklWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSUhCS0 NVSktLVUpCWQY+ X-HM-Tid: 0a970b4505d703a3kunm902b49ed4a334f X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6MDI6Ezo6KTE*TQ4YLSI2KiIv VjgKCQxVSlVKTE9DSU9LTE1ITE5CVTMWGhIXVQETGhUcChIVHDsJFBgQVhgTEgsIVRgUFkVZV1kS C1lBWU5DVUlJVUxVSkpPWVdZCAFZQUlCTUM3Bg++ DKIM-Signature:a=rsa-sha256; b=hd3eoDjJnAomOvcH7u9EmQMC5Rx1mS43FbGLhnX5HSdDi9Gn+lrlsMB4++DVV9ZdqjLcRL1yXilw2rsr6I3W1W9DAwtOzOXatBt5f1TwTP+OxDJUAZTif1l5S1d/HYJYtbvUjX4I/ZifwEzmCVx7gwnnsWpqSp/70B3LzRgiHX4=; s=default; c=relaxed/relaxed; d=rock-chips.com; v=1; bh=7fytvpm/jX3lLm6RHxCGcgAQyOSDx3LtRYraqdpexfA=; h=date:mime-version:subject:message-id:from; Add documentation for the rockchip rk3576 CAN-FD controller. Signed-off-by: Elaine Zhang --- .../net/can/rockchip,rk3568v2-canfd.yaml | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml index a077c0330013..c6595fef6cb5 100644 --- a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml +++ b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml @@ -12,11 +12,27 @@ maintainers: allOf: - $ref: can-controller.yaml# + - if: + properties: + compatible: + contains: + const: rockchip,rk3576-canfd + required: + - compatible + then: + required: + - dmas + - dma-names + else: + properties: + dmas: false + dma-names: false properties: compatible: oneOf: - const: rockchip,rk3568v2-canfd + - const: rockchip,rk3576-canfd - items: - const: rockchip,rk3568v3-canfd - const: rockchip,rk3568v2-canfd @@ -43,6 +59,13 @@ properties: - const: core - const: apb + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + required: - compatible - reg @@ -72,3 +95,21 @@ examples: reset-names = "core", "apb"; }; }; + + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + can@2ac00000 { + compatible = "rockchip,rk3576-canfd"; + 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