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Tue, 6 Apr 2021 11:33:36 +0000 From: Clark Wang To: aisheng.dong@nxp.com, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com Cc: kernel@pengutronix.de, linux-imx@nxp.com, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 11/18] dt-bindings: i2c: imx-lpi2c: Add bus recovery example Date: Tue, 6 Apr 2021 19:32:59 +0800 Message-Id: <20210406113306.2633595-12-xiaoning.wang@nxp.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210406113306.2633595-1-xiaoning.wang@nxp.com> References: <20210406113306.2633595-1-xiaoning.wang@nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: HK2PR0401CA0010.apcprd04.prod.outlook.com (2603:1096:202:2::20) To AM6PR04MB5623.eurprd04.prod.outlook.com (2603:10a6:20b:a9::13) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.71) by HK2PR0401CA0010.apcprd04.prod.outlook.com (2603:1096:202:2::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3999.27 via Frontend Transport; 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Signed-off-by: Clark Wang --- V2 changes: - New patch added in V2 --- .../devicetree/bindings/i2c/i2c-imx-lpi2c.yaml | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml index 29b9447f3b84..0a4b28827dcc 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml +++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml @@ -42,6 +42,15 @@ properties: power-domains: maxItems: 1 + pinctrl-names: + minItems: 1 + + scl-gpios: + maxItems: 1 + + sda-gpios: + maxItems: 1 + required: - compatible - reg @@ -61,4 +70,9 @@ examples: interrupt-parent = <&intc>; interrupts = ; clocks = <&clks IMX7ULP_CLK_LPI2C7>; + pinctrl-names = "default","gpio"; + pinctrl-0 = <&pinctrl_i2c>; + pinctrl-1 = <&pinctrl_i2c_recovery>; + scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; }; From patchwork Tue Apr 6 11:33:03 2021 Content-Type: text/plain; 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Tue, 6 Apr 2021 11:33:51 +0000 From: Clark Wang To: aisheng.dong@nxp.com, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com Cc: kernel@pengutronix.de, linux-imx@nxp.com, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 15/18] dt-bindings: i2c: imx-lpi2c: Add dma configuration example Date: Tue, 6 Apr 2021 19:33:03 +0800 Message-Id: <20210406113306.2633595-16-xiaoning.wang@nxp.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210406113306.2633595-1-xiaoning.wang@nxp.com> References: <20210406113306.2633595-1-xiaoning.wang@nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: HK2PR0401CA0010.apcprd04.prod.outlook.com (2603:1096:202:2::20) To AM6PR04MB5623.eurprd04.prod.outlook.com (2603:10a6:20b:a9::13) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.71) by HK2PR0401CA0010.apcprd04.prod.outlook.com (2603:1096:202:2::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3999.27 via Frontend Transport; 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Signed-off-by: Clark Wang --- V2 changes: - New patch added in V2 --- .../devicetree/bindings/i2c/i2c-imx-lpi2c.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml index 0a4b28827dcc..3868fec0cf27 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml +++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml @@ -51,6 +51,16 @@ properties: sda-gpios: maxItems: 1 + dmas: + minItems: 2 + maxItems: 2 + + dma-names: + minItems: 2 + maxItems: 2 + items: + enum: [ "tx", "rx" ] + required: - compatible - reg @@ -75,4 +85,6 @@ examples: pinctrl-1 = <&pinctrl_i2c_recovery>; scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + dmas = <&edma1 0 16>, <&edma1 0 15>; + dma-names = "tx","rx"; };