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DIR:OUT; SFP:1101; SCL:1; SRVR:MN2PR13MB2622; H:MN2PR13MB3374.namprd13.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: sifive.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: VJCIiFLgsD0fDQFbjQA5kcV/36Ceu6gbSGHAYo5uRmtICM4h7rBtW9QnjgYZUb1SclrCJMLkAMgEmEt/fDIErkTBubLt2kmLCHYRjJDuDyq/DLx+JomijvN10URxTol2UBSxUlBWpEqT/7jmx8igE2m5k9XlAQHFEd8wX3TRUTsMB6AoLITFAYXN2tozbdtlE2EjFYKsX8UtPlLmotRFL4F2nTcuzwRasTiCfqHrmZWjbrPpZWhPMurcef3h8UzlHDII6bQ8QkpluPZjPWme+tgMpJpewo9HBwWRM+BrhurB6m7zOgnvtBsyyaNH6N5pVaKgUh5escSZatcNCSCdsoZEdu5j4frGYM1pesTQArFgaE4uUzL4ep/acevKG3B2ndusDhfPHJm/pcShhGnLNAzmLi01D1m8bU6DjHb31XDtIYtiKckEmCOmrQkvC+gak5qvcaDnthTbZO5VSpGOgf/S10seNNrt4BUrl/b7Ppk= MIME-Version: 1.0 X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: aaf55ab0-2e0a-4088-0754-08d7716c6f4e X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Nov 2019 05:58:03.7953 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: doKMFAT9KX3wT9i6xexqeWL4NVpSUDFeJ72UmZKARd8pR0EFfrQ1A+l5iWM8K4sicOvzOLz2hWr27qXpqx0/7g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR13MB2622 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org DT json-schema for GPIO controller added. Signed-off-by: Wesley W. Terpstra [Atish: Compatible string update] Signed-off-by: Atish Patra Signed-off-by: Yash Shah Reviewed-by: Linus Walleij --- .../devicetree/bindings/gpio/gpio-sifive.yaml | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-sifive.yaml diff --git a/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml b/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml new file mode 100644 index 0000000..49214bb --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/gpio-sifive.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SiFive GPIO controller + +maintainers: + - Yash Shah + - Paul Walmsley + +properties: + compatible: + items: + - const: sifive,fu540-c000-gpio + - const: sifive,gpio0 + + reg: + maxItems: 1 + + interrupts: + description: + interrupt mapping one per GPIO. Maximum 16 GPIOs. + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + clocks: + maxItems: 1 + + clock-names: true + + "#gpio-cells": + const: 2 + + gpio-controller: true + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - "#interrupt-cells" + - clocks + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +examples: + - | + #include + gpio@10060000 { + compatible = "sifive,fu540-c000-gpio", "sifive,gpio0"; + interrupt-parent = <&plic>; + interrupts = <7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22>; + reg = <0x0 0x10060000 0x0 0x1000>; + clocks = <&tlclk PRCI_CLK_TLCLK>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + +...