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Fri, 22 Dec 2023 01:53:07 -0800 (PST) Received: from eichest-laptop.lan ([2a02:168:af72:0:f05b:3f84:67d1:580]) by smtp.gmail.com with ESMTPSA id su24-20020a17090703d800b00a26ab41d0f7sm1311838ejb.26.2023.12.22.01.53.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Dec 2023 01:53:06 -0800 (PST) From: Stefan Eichenberger To: nick@shmanahar.org, dmitry.torokhov@gmail.com, robh+dt@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, francesco.dolcini@toradex.com Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stefan Eichenberger Subject: [PATCH v2 1/2] dt-bindings: input: atmel,maxtouch: add poweroff-sleep property Date: Fri, 22 Dec 2023 10:52:57 +0100 Message-Id: <20231222095258.33369-2-eichest@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231222095258.33369-1-eichest@gmail.com> References: <20231222095258.33369-1-eichest@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stefan Eichenberger 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 --- 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