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Tue, 18 Dec 2018 16:01:20 +0000 From: Aisheng Dong To: "linux-arm-kernel@lists.infradead.org" CC: "dongas86@gmail.com" , "kernel@pengutronix.de" , "shawnguo@kernel.org" , Fabio Estevam , dl-linux-imx , "rjw@rjwysocki.net" , "ulf.hansson@linaro.org" , "khilman@kernel.org" , "linux-pm@vger.kernel.org" , Aisheng Dong , Rob Herring , Mark Rutland , "devicetree@vger.kernel.org" Subject: [PATCH 1/3] dt-bindings: fsl: scu: add fallback compatible string for power domain Thread-Topic: [PATCH 1/3] dt-bindings: fsl: scu: add fallback compatible string for power domain Thread-Index: AQHUlurqutx971slw0Wkld4RueG9XQ== Date: Tue, 18 Dec 2018 16:01:20 +0000 Message-ID: <1545148524-658-2-git-send-email-aisheng.dong@nxp.com> References: <1545148524-658-1-git-send-email-aisheng.dong@nxp.com> In-Reply-To: <1545148524-658-1-git-send-email-aisheng.dong@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK0PR04CA0016.apcprd04.prod.outlook.com (2603:1096:203:36::28) To AM0PR04MB4211.eurprd04.prod.outlook.com (2603:10a6:208:66::21) authentication-results: spf=none (sender IP is ) smtp.mailfrom=aisheng.dong@nxp.com; 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DIR:OUT; SFP:1101; SCL:1; SRVR:AM0PR04MB5202; H:AM0PR04MB4211.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: RZ61DIAW9hPFRqrtSOTpQSQV33AV0ZHpmf7Ude1krXEQ2U8c060a3P4O6mDtwQJOBZ7KPv3AivxrjF9pqLUiSpvEqyOzn2wCnn49wDZGS1N9B6fd2A4hI+ksmQFC8C52X8fUU5uCEucjj0R8w1yuFJfXie1G5UyDYNCCM/8eFkfS3myhHSFqMeZ5CkPax2awSzHF2gs2K4QwRKFX7pfMFYwVjmZdArrSYn7GlqX+LTTVIqvCKhIF/BGf6lRmWM86tZcRA0KRDWFGbDky5XrT4Z4xyQ6USCXI/bBDCEOkfxIEkC7ox5G9CwhgwAGUykAo spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 00e40472-8124-4dbc-3698-08d665020ce2 X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Dec 2018 16:01:20.2651 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5202 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org SCU power domain can be used in the same way by IMX8QXP and IMX8QM SoCs. Let's add a "fsl,scu-pd" fallback compatible string to allow other SoCs to reuse the common part. Cc: Ulf Hansson Cc: Rob Herring Cc: Shawn Guo Cc: Sascha Hauer Cc: Fabio Estevam Cc: Mark Rutland Cc: devicetree@vger.kernel.org Signed-off-by: Dong Aisheng Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index c20f38e..849b671 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -58,7 +58,10 @@ This binding for the SCU power domain providers uses the generic power domain binding[2]. Required properties: -- compatible: Should be "fsl,imx8qxp-scu-pd". +- compatible: Should be one of: + "fsl,imx8qxp-scu-pd" + followed by "fsl,scu-pd" + - #power-domain-cells: Must be 1. Contains the Resource ID used by SCU commands. See detailed Resource ID list from: @@ -145,7 +148,7 @@ firmware { }; pd: imx8qx-pd { - compatible = "fsl,imx8qxp-scu-pd"; + compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd"; #power-domain-cells = <1>; }; };