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Fri, 11 Nov 2022 15:50:38 +0000 From: Shenwei Wang To: Rob Herring , Krzysztof Kozlowski , Shawn Guo , Sascha Hauer Cc: Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Shenwei Wang , Peng Fan , Linus Walleij , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev Subject: [PATCH v5 0/3] gpio: add suspend/resume support for i.mx8x SoCs Date: Fri, 11 Nov 2022 09:50:13 -0600 Message-Id: <20221111155016.434591-1-shenwei.wang@nxp.com> X-Mailer: git-send-email 2.34.1 X-ClientProxiedBy: SJ0PR05CA0008.namprd05.prod.outlook.com (2603:10b6:a03:33b::13) To PAXPR04MB9185.eurprd04.prod.outlook.com (2603:10a6:102:231::11) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PAXPR04MB9185:EE_|VE1PR04MB7342:EE_ X-MS-Office365-Filtering-Correlation-Id: de15d1b1-eb29-4b0c-1f7f-08dac3fc794f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 68mbckEe7WcLT5pVegoPY6LEijVkc81BOrFZ9gCDEJYyPISy1uxmXF+WcIZVW7HaTSbwhVcDob1B2zDrKVpCunBD/VQwS4IlEQG0MTvkLYmuOIuDOMb8sYTjFX2e90aaZo84wk8aFBw2lNHHKirlfwr/gJndLJtO/75ZYhak3eJ2QEQk33GwUCnsjV8PTcxYK+htIp22UCy2jKtcJiMdYzJZ97Ip+se865bPlyh2dm8gF7shvIhBCXOhB9jGcfAqn8Td3BWSHAdBWkmMP2DC/zgI1KDQcD9s5qIdIUkSP/5xreG4/WZ+iPitGONHpZmetfMiMxyBzQafwh6qKPZNtFQ42Gn6uYB2N5Om6R8KrU2a/Ha21gOEkS4Sd6MniwbIdEAvJ9efarf2o8xlAD3g/AykayZXhOyf3NdJuuyA+vxKp/7kOyelV6op8RaFoEhoT1TwfwoW5+q9Zr7GGRhdOoNsBytdCMkDRxChZzjXNoCarRC56qTpeXYC7IpnUlRIyiS4BAC6mwbtwpRhWKGfF6fM/nsZJxE5zZ4vSmoVRQi9n6zjruWmZM0ExMCVba/k98xEBmd60XCYQzMS8EUIJaijR68UsQzwxnSQdvyDJtBjgU6KW9O4X5xIR8hN6+bxGD5FZJ0C7+VWUGxjdqp88xWd/bIL6ObwkwWpkPSPlCMx6FSsQkgE9TWDiZWHkZywPKbIn/wJcKkG/GQ6miw2ezSfg2j1vQMim4RacZJo1W1WsHOHh6bgNxisp9lJ6xbPUYNpui5oZRMVq+4hsT3r9A== X-Forefront-Antispam-Report: CIP:255.255.255.255; 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This can greatly reduce the power consumption of suspend state because the whole partition can be shutdown. This is called PAD wakeup feature on i.MX8x platform. This series of patches enable this wakeup feature on i.MX8QM/QXP/DXL platforms. Changes in v5: - improve the commit log per Fabio's feedback. - remove the two patches accepted by Linus Walleij Changes in v4: - fixed the format issues reported by Peng Fan. - change the return type of mxc_gpio_generic_config, and limit the suspend/resume behavior changes only on i.MX8QM/QXP/DXL platform. Changes in v3: - According to the feedback from Linus Walleij, the wakeup feature is moved to pinctrl driver, and the array of gpio-pin mapping is moved to gpio device node and initialized via gpio-ranges property. Shenwei Wang (3): arm64: dts: imx8dxl-ss-lsio: add gpio-ranges property arm64: dts: imx8qm-ss-lsio: add gpio-ranges property arm64: dts: imx8qxp-ss-lsio: add gpio-ranges property .../boot/dts/freescale/imx8dxl-ss-lsio.dtsi | 41 +++++++++++++++++++ .../boot/dts/freescale/imx8qm-ss-lsio.dtsi | 38 +++++++++++++++++ .../boot/dts/freescale/imx8qxp-ss-lsio.dtsi | 25 +++++++++++ 3 files changed, 104 insertions(+) --- 2.34.1