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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Paul Walmsley , Palmer Dabbelt , Albert Ou , William Qiu Subject: [PATCH v1 2/4] dt-bindings: can: Add bindings for CAST CAN Controller Date: Mon, 29 Jan 2024 11:12:37 +0800 Message-Id: <20240129031239.17037-3-william.qiu@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240129031239.17037-1-william.qiu@starfivetech.com> References: <20240129031239.17037-1-william.qiu@starfivetech.com> X-ClientProxiedBy: SH0PR01CA0011.CHNPR01.prod.partner.outlook.cn (2406:e500:c311:5::23) To ZQ0PR01MB1253.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:1b::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: ZQ0PR01MB1253:EE_ X-MS-Office365-Filtering-Correlation-Id: c453ed54-5ee4-4886-895a-08dc20782e26 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:ZQ0PR01MB1253.CHNPR01.prod.partner.outlook.cn;PTR:;CAT:NONE;SFS:(13230031)(136003)(39830400003)(346002)(366004)(396003)(230922051799003)(64100799003)(1800799012)(451199024)(186009)(41320700001)(4326008)(8936002)(8676002)(7416002)(5660300002)(44832011)(86362001)(966005)(54906003)(66946007)(66556008)(66476007)(38350700005)(2906002)(40180700001)(41300700001)(36756003)(38100700002)(52116002)(508600001)(6666004)(2616005)(83380400001)(1076003)(40160700002)(107886003)(26005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: c453ed54-5ee4-4886-895a-08dc20782e26 X-MS-Exchange-CrossTenant-AuthSource: ZQ0PR01MB1253.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Jan 2024 03:12:52.3258 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 06fe3fa3-1221-43d3-861b-5a4ee687a85c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: qfMV201NMjxlXvLFvf2q3UQAjq+jzZ2V48IU7nFT4g3BHmY5v2QsuPIib2iuiIbQ+o8ACSETKcxSI0M+OB3UOnImZg4+MNMbctnfFqXoudo= X-MS-Exchange-Transport-CrossTenantHeadersStamped: ZQ0PR01MB1253 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240128_191303_374091_8C8443AB X-CRM114-Status: GOOD ( 11.66 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add bindings for CAST CAN Controller Signed-off-by: William Qiu --- .../devicetree/bindings/net/can/cast,can.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/can/cast,can.yaml diff --git a/Documentation/devicetree/bindings/net/can/cast,can.yaml b/Documentation/devicetree/bindings/net/can/cast,can.yaml new file mode 100644 index 000000000000..ea52132d9b1c --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/cast,can.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/can/cast,can.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CAST CAN controller + +maintainers: + - William Qiu + +allOf: + - $ref: can-controller.yaml# + - if: + properties: + compatible: + contains: + const: starfive,can + then: + required: + - starfive,syscon + +properties: + compatible: + enum: + - cast,can + - cast,canfd + - starfive,can + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 3 + + clock-names: + items: + - const: apb_clk + - const: timer_clk + - const: can_clk + + resets: + minItems: 3 + + reset-names: + items: + - const: rst_apb + - const: rst_core + - const: rst_timer + + starfive,syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Register Controller syscon node + - description: offset of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + - description: shift of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + - description: mask of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + description: + Should be four parameters, the phandle to System Register Controller + syscon node and the offset/shift/mask of SYS_SYSCON_NE__SAIF__SYSCFG register + for CAN controller. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + can@130d0000{ + compatible = "starfive,can"; + reg = <0x130d0000 0x1000>; + interrupts = <112>; + clocks = <&syscrg 115>, + <&syscrg 116>, + <&syscrg 117>; + clock-names = "apb_clk", "timer_clk", "can_clk"; + resets = <&syscrg 111>, + <&syscrg 112>, + <&syscrg 113>; + reset-names = "rst_apb", "rst_core", "rst_timer"; + starfive,syscon = <&sys_syscon 0x10 0x3 0x8>; + }; + +...