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(unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 239b62aa5; Mon, 22 Sep 2025 15:15:47 +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 v7 1/4] dt-bindings: can: rockchip_canfd: add rk3576 CAN-FD controller Date: Mon, 22 Sep 2025 15:15:40 +0800 Message-Id: <20250922071543.73923-2-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250922071543.73923-1-zhangqing@rock-chips.com> References: <20250922071543.73923-1-zhangqing@rock-chips.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-HM-Tid: 0a997047556f03a3kunm864fae2f2315ff X-HM-MType: 1 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZGh1MTFZCTx5PSUJDHUpPTRhWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSU9PT0 hVSktLVUpCS0tZBg++ DKIM-Signature: a=rsa-sha256; b=ewCs27otX8URC1SDS3RTg7l/ZHere0KXrM6WD9oDEfChlLnGgVLPFXUPELIHbcn0p62ZEK/tYr5AoQEqt1P44edR6HYnNMRDpVt2/+enHLsEbshS1fQn5+7RajI3HEEfzZ5cHPZCZ/QAfsbofLZ9I1zXMDK9ygPJMIimX0COx9A=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=i75mDsCkq/jbT8+fOGxrW7Oxw4N8ldNFYTgOUYb4dDk=; h=date:mime-version:subject:message-id:from; Content-Type: text/plain; charset="utf-8" Add documentation for the rockchip rk3576 CAN-FD controller. Signed-off-by: Elaine Zhang --- .../net/can/rockchip,rk3568v2-canfd.yaml | 47 +++++++++++++++++-- 1 file changed, 44 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-ca= nfd.yaml b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canf= d.yaml index a077c0330013..74b1a502f0b7 100644 --- a/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml +++ b/Documentation/devicetree/bindings/net/can/rockchip,rk3568v2-canfd.yaml @@ -10,13 +10,11 @@ title: maintainers: - Marc Kleine-Budde =20 -allOf: - - $ref: can-controller.yaml# - properties: compatible: oneOf: - const: rockchip,rk3568v2-canfd + - const: rockchip,rk3576-canfd - items: - const: rockchip,rk3568v3-canfd - const: rockchip,rk3568v2-canfd @@ -43,6 +41,31 @@ properties: - const: core - const: apb =20 + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + +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 + required: - compatible - reg @@ -72,3 +95,21 @@ examples: reset-names =3D "core", "apb"; }; }; + + - | + soc { + #address-cells =3D <2>; + #size-cells =3D <2>; + + can@2ac00000 { + compatible =3D "rockchip,rk3576-canfd"; + reg =3D <0x0 0x2ac00000 0x0 0x1000>; + interrupts =3D ; + clocks =3D <&cru CLK_CAN0>, <&cru PCLK_CAN0>; + clock-names =3D "baud", "pclk"; + resets =3D <&cru SRST_CAN0>, <&cru SRST_P_CAN0>; + reset-names =3D "core", "apb"; + dmas =3D <&dmac0 20>; + dma-names =3D "rx"; + }; + }; --=20 2.34.1