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Fri, 11 Feb 2022 09:05:13 -0800 (PST) Received: from robh.at.kernel.org ([2607:fb90:5fee:dfce:b6df:c3e1:b1e5:d6d8]) by smtp.gmail.com with ESMTPSA id h1sm12171190qkn.71.2022.02.11.09.05.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Feb 2022 09:05:12 -0800 (PST) Received: (nullmailer pid 526578 invoked by uid 1000); Fri, 11 Feb 2022 17:05:09 -0000 Date: Fri, 11 Feb 2022 11:05:09 -0600 From: Rob Herring To: Amit Kumar Mahapatra Cc: appana.durga.rao@xilinx.com, naga.sureshkumar.relli@xilinx.com, wg@grandegger.com, mkl@pengutronix.de, davem@davemloft.net, kuba@kernel.org, git@xilinx.com, michal.simek@xilinx.com, linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] dt-bindings: can: xilinx_can: Convert Xilinx CAN binding to YAML Message-ID: References: <20220209174850.32360-1-amit.kumar-mahapatra@xilinx.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220209174850.32360-1-amit.kumar-mahapatra@xilinx.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220211_090517_209302_7957CCE3 X-CRM114-Status: GOOD ( 21.42 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Feb 09, 2022 at 11:18:50PM +0530, Amit Kumar Mahapatra wrote: > Convert Xilinx CAN binding documentation to YAML. > > Signed-off-by: Amit Kumar Mahapatra > --- > BRANCH: yaml > > Changes in v2: > - Added reference to can-controller.yaml > - Added example node for canfd-2.0 > --- > .../bindings/net/can/xilinx_can.txt | 61 ------- > .../bindings/net/can/xilinx_can.yaml | 160 ++++++++++++++++++ > 2 files changed, 160 insertions(+), 61 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/net/can/xilinx_can.txt > create mode 100644 Documentation/devicetree/bindings/net/can/xilinx_can.yaml > > diff --git a/Documentation/devicetree/bindings/net/can/xilinx_can.txt b/Documentation/devicetree/bindings/net/can/xilinx_can.txt > deleted file mode 100644 > index 100cc40b8510..000000000000 > --- a/Documentation/devicetree/bindings/net/can/xilinx_can.txt > +++ /dev/null > @@ -1,61 +0,0 @@ > -Xilinx Axi CAN/Zynq CANPS controller Device Tree Bindings > ---------------------------------------------------------- > - > -Required properties: > -- compatible : Should be: > - - "xlnx,zynq-can-1.0" for Zynq CAN controllers > - - "xlnx,axi-can-1.00.a" for Axi CAN controllers > - - "xlnx,canfd-1.0" for CAN FD controllers > - - "xlnx,canfd-2.0" for CAN FD 2.0 controllers > -- reg : Physical base address and size of the controller > - registers map. > -- interrupts : Property with a value describing the interrupt > - number. > -- clock-names : List of input clock names > - - "can_clk", "pclk" (For CANPS), > - - "can_clk", "s_axi_aclk" (For AXI CAN and CAN FD). > - (See clock bindings for details). > -- clocks : Clock phandles (see clock bindings for details). > -- tx-fifo-depth : Can Tx fifo depth (Zynq, Axi CAN). > -- rx-fifo-depth : Can Rx fifo depth (Zynq, Axi CAN, CAN FD in > - sequential Rx mode). > -- tx-mailbox-count : Can Tx mailbox buffer count (CAN FD). > -- rx-mailbox-count : Can Rx mailbox buffer count (CAN FD in mailbox Rx > - mode). > - > - > -Example: > - > -For Zynq CANPS Dts file: > - zynq_can_0: can@e0008000 { > - compatible = "xlnx,zynq-can-1.0"; > - clocks = <&clkc 19>, <&clkc 36>; > - clock-names = "can_clk", "pclk"; > - reg = <0xe0008000 0x1000>; > - interrupts = <0 28 4>; > - interrupt-parent = <&intc>; > - tx-fifo-depth = <0x40>; > - rx-fifo-depth = <0x40>; > - }; > -For Axi CAN Dts file: > - axi_can_0: axi-can@40000000 { > - compatible = "xlnx,axi-can-1.00.a"; > - clocks = <&clkc 0>, <&clkc 1>; > - clock-names = "can_clk","s_axi_aclk" ; > - reg = <0x40000000 0x10000>; > - interrupt-parent = <&intc>; > - interrupts = <0 59 1>; > - tx-fifo-depth = <0x40>; > - rx-fifo-depth = <0x40>; > - }; > -For CAN FD Dts file: > - canfd_0: canfd@40000000 { > - compatible = "xlnx,canfd-1.0"; > - clocks = <&clkc 0>, <&clkc 1>; > - clock-names = "can_clk", "s_axi_aclk"; > - reg = <0x40000000 0x2000>; > - interrupt-parent = <&intc>; > - interrupts = <0 59 1>; > - tx-mailbox-count = <0x20>; > - rx-fifo-depth = <0x20>; > - }; > diff --git a/Documentation/devicetree/bindings/net/can/xilinx_can.yaml b/Documentation/devicetree/bindings/net/can/xilinx_can.yaml > new file mode 100644 > index 000000000000..50ff9b40fe87 > --- /dev/null > +++ b/Documentation/devicetree/bindings/net/can/xilinx_can.yaml > @@ -0,0 +1,160 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/net/can/xilinx_can.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: > + Xilinx Axi CAN/Zynq CANPS controller Binding > + > +maintainers: > + - Appana Durga Kedareswara rao > + > +properties: > + compatible: > + oneOf: > + - const: xlnx,zynq-can-1.0 > + description: For Zynq CAN controller > + - const: xlnx,axi-can-1.00.a > + description: For Axi CAN controller > + - const: xlnx,canfd-1.0 > + description: For CAN FD controller > + - const: xlnx,canfd-2.0 > + description: For CAN FD 2.0 controller > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + description: | > + CAN functional clock phandle Drop. > + maxItems: 2 > + > + tx-fifo-depth: > + description: | > + CAN Tx fifo depth (Zynq, Axi CAN). > + > + rx-fifo-depth: > + description: | > + CAN Rx fifo depth (Zynq, Axi CAN, CAN FD in sequential Rx mode) > + > + tx-mailbox-count: > + description: | > + CAN Tx mailbox buffer count (CAN FD) > + > + rx-mailbox-count: > + description: | > + CAN Rx mailbox buffer count (CAN FD in mailbox Rx mode) All these need a type $ref. > + > + clock-names: > + maxItems: 2 Group with 'clocks'. > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + > +additionalProperties: false > + > +allOf: > + - $ref: can-controller.yaml# > + - if: > + properties: > + compatible: > + contains: > + const: xlnx,zynq-can-1.0 > + > + then: > + properties: > + clock-names: > + items: > + - const: can_clk > + - const: pclk > + required: > + - tx-fifo-depth > + - rx-fifo-depth > + > + - if: > + properties: > + compatible: > + contains: > + const: xlnx,axi-can-1.00.a > + > + then: > + properties: > + clock-names: > + items: > + - const: can_clk > + - const: s_axi_aclk > + required: > + - tx-fifo-depth > + - rx-fifo-depth > + > + - if: > + properties: > + compatible: > + contains: > + anyOf: > + - const: xlnx,canfd-1.0 > + - const: xlnx,canfd-2.0 > + > + then: > + properties: > + clock-names: > + items: > + - const: can_clk > + - const: s_axi_aclk > + required: > + - tx-mailbox-count > + - rx-fifo-depth > + > +examples: > + - | > + zynq_can_0: can@e0008000 { Drop unused labels. > + compatible = "xlnx,zynq-can-1.0"; > + clocks = <&clkc 19>, <&clkc 36>; > + clock-names = "can_clk", "pclk"; > + reg = <0xe0008000 0x1000>; > + interrupts = <0 28 4>; > + interrupt-parent = <&intc>; > + tx-fifo-depth = <0x40>; > + rx-fifo-depth = <0x40>; > + }; > + - | > + axi_can_0: can@40000000 { > + compatible = "xlnx,axi-can-1.00.a"; > + clocks = <&clkc 0>, <&clkc 1>; > + clock-names = "can_clk","s_axi_aclk" ; > + reg = <0x40000000 0x10000>; > + interrupt-parent = <&intc>; > + interrupts = <0 59 1>; > + tx-fifo-depth = <0x40>; > + rx-fifo-depth = <0x40>; > + }; > + - | > + canfd_0: can@40000000 { > + compatible = "xlnx,canfd-1.0"; > + clocks = <&clkc 0>, <&clkc 1>; > + clock-names = "can_clk", "s_axi_aclk"; > + reg = <0x40000000 0x2000>; > + interrupt-parent = <&intc>; > + interrupts = <0 59 1>; > + tx-mailbox-count = <0x20>; > + rx-fifo-depth = <0x20>; > + }; > + - | > + canfd_1: can@ff060000 { > + compatible = "xlnx,canfd-2.0"; > + clocks = <&clkc 0>, <&clkc 1>; > + clock-names = "can_clk", "s_axi_aclk"; > + reg = <0xff060000 0x6000>; > + interrupt-parent = <&intc>; > + interrupts = <0 59 1>; > + tx-mailbox-count = <0x20>; > + rx-fifo-depth = <0x40>; > + }; > -- > 2.17.1 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel