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Tue, 3 Mar 2020 07:49:09 +0000 From: peng.fan@nxp.com To: shawnguo@kernel.org, s.hauer@pengutronix.de, jassisinghbrar@gmail.com, o.rempel@pengutronix.de Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, Anson.Huang@nxp.com, leonard.crestez@nxp.com, aisheng.dong@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan Subject: [PATCH V5 1/4] dt-bindings: mailbox: imx-mu: add SCU MU support Date: Tue, 3 Mar 2020 15:42:36 +0800 Message-Id: <1583221359-9285-2-git-send-email-peng.fan@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1583221359-9285-1-git-send-email-peng.fan@nxp.com> References: <1583221359-9285-1-git-send-email-peng.fan@nxp.com> Content-Type: text/plain X-ClientProxiedBy: SG2PR06CA0250.apcprd06.prod.outlook.com (2603:1096:4:ac::34) To AM0PR04MB4481.eurprd04.prod.outlook.com (2603:10a6:208:70::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.66) by SG2PR06CA0250.apcprd06.prod.outlook.com (2603:1096:4:ac::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2772.15 via Frontend Transport; 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To use SCU MU more effectivly, add "fsl,imx8-scu-mu" compatile to support fast IPC. Signed-off-by: Peng Fan --- V5: None V4: None V3: New patch Documentation/devicetree/bindings/mailbox/fsl,mu.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt index 9c43357c5924..31486c9f6443 100644 --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt @@ -23,6 +23,8 @@ Required properties: be included together with SoC specific compatible. There is a version 1.0 MU on imx7ulp, use "fsl,imx7ulp-mu" compatible to support it. + To communicate with i.MX8 SCU, "fsl,imx8-mu-scu" could be + used for fast IPC - reg : Should contain the registers location and length - interrupts : Interrupt number. The interrupt specifier format depends on the interrupt controller parent. -- 2.16.4