From: Stefan Eichenberger <eichest@gmail.com> To: nick@shmanahar.org, dmitry.torokhov@gmail.com, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, claudiu.beznea@tuxon.dev, linus.walleij@linaro.org Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stefan Eichenberger <stefan.eichenberger@toradex.com>, Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Subject: [PATCH v4 3/4] dt-bindings: input: atmel,maxtouch: add poweroff-sleep property Date: Wed, 17 Apr 2024 11:05:26 +0200 [thread overview] Message-ID: <20240417090527.15357-4-eichest@gmail.com> (raw) In-Reply-To: <20240417090527.15357-1-eichest@gmail.com> From: Stefan Eichenberger <stefan.eichenberger@toradex.com> Add a new property to indicate that the device should power off rather than use deep sleep. Deep sleep is a feature of the controller that expects the controller to remain powered in suspend. However, if a display shares its regulator with the touch controller, we may want to do a power off so that the display and touch controller do not use any power. Signed-off-by: Stefan Eichenberger <stefan.eichenberger@toradex.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> --- Documentation/devicetree/bindings/input/atmel,maxtouch.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml index c40799355ed7..8de5f539b30e 100644 --- a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml +++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml @@ -87,6 +87,12 @@ properties: - 2 # ATMEL_MXT_WAKEUP_GPIO default: 0 + atmel,poweroff-sleep: + description: | + Instead of using the deep sleep feature of the maXTouch controller, + poweroff the regulators. + type: boolean + wakeup-source: type: boolean -- 2.40.1
WARNING: multiple messages have this Message-ID (diff)
From: Stefan Eichenberger <eichest@gmail.com> To: nick@shmanahar.org, dmitry.torokhov@gmail.com, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, claudiu.beznea@tuxon.dev, linus.walleij@linaro.org Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stefan Eichenberger <stefan.eichenberger@toradex.com>, Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Subject: [PATCH v4 3/4] dt-bindings: input: atmel,maxtouch: add poweroff-sleep property Date: Wed, 17 Apr 2024 11:05:26 +0200 [thread overview] Message-ID: <20240417090527.15357-4-eichest@gmail.com> (raw) In-Reply-To: <20240417090527.15357-1-eichest@gmail.com> From: Stefan Eichenberger <stefan.eichenberger@toradex.com> Add a new property to indicate that the device should power off rather than use deep sleep. Deep sleep is a feature of the controller that expects the controller to remain powered in suspend. However, if a display shares its regulator with the touch controller, we may want to do a power off so that the display and touch controller do not use any power. Signed-off-by: Stefan Eichenberger <stefan.eichenberger@toradex.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> --- Documentation/devicetree/bindings/input/atmel,maxtouch.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml index c40799355ed7..8de5f539b30e 100644 --- a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml +++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml @@ -87,6 +87,12 @@ properties: - 2 # ATMEL_MXT_WAKEUP_GPIO default: 0 + atmel,poweroff-sleep: + description: | + Instead of using the deep sleep feature of the maXTouch controller, + poweroff the regulators. + type: boolean + wakeup-source: type: boolean -- 2.40.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-04-17 9:05 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-04-17 9:05 [PATCH v4 0/4] Add a property to turn off the max touch controller if not used Stefan Eichenberger 2024-04-17 9:05 ` Stefan Eichenberger 2024-04-17 9:05 ` [PATCH v4 1/4] Input: atmel_mxt_ts - add power off and power on functions Stefan Eichenberger 2024-04-17 9:05 ` Stefan Eichenberger 2024-04-17 9:05 ` [PATCH v4 2/4] Input: atmel_mxt_ts - move calls to register the input device to separate function Stefan Eichenberger 2024-04-17 9:05 ` Stefan Eichenberger 2024-04-17 9:05 ` Stefan Eichenberger [this message] 2024-04-17 9:05 ` [PATCH v4 3/4] dt-bindings: input: atmel,maxtouch: add poweroff-sleep property Stefan Eichenberger 2024-04-17 9:05 ` [PATCH v4 4/4] Input: atmel_mxt_ts - add support for poweroff-sleep Stefan Eichenberger 2024-04-17 9:05 ` Stefan Eichenberger 2024-04-17 11:12 ` [PATCH v4 0/4] Add a property to turn off the max touch controller if not used Joao Paulo Goncalves 2024-04-17 11:12 ` Joao Paulo Goncalves
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