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bh=kd33CN6cAdmGLTS1IKaKGLQEu25YdHUdM8D7Vve44tE=; b=WxQDeRvC1Z6tokNaaszC4MAJeaxtHFRS0ZwivS4t2qo0+vbaVRTP2Iti4F2fmkvpk8+0hS j2zl2S7Ht5jYIA4AfSwyQlplBAdSIYi7xw5/eB25JV5WkUblJIsoFaGN1KmQuC/s+e8e/v lvSLM0ZMTq/diOiFHxiVHPR2zeaf7fU= From: Michael Walle To: Andy Shevchenko , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 14/16] arm64: dts: freescale: sl28: map GPIOs to input events Date: Thu, 23 Apr 2020 19:45:41 +0200 Message-Id: <20200423174543.17161-15-michael@walle.cc> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200423174543.17161-1-michael@walle.cc> References: <20200423174543.17161-1-michael@walle.cc> MIME-Version: 1.0 X-Spamd-Bar: ++++++ X-Spam-Level: ****** X-Rspamd-Server: web X-Spam-Status: Yes, score=6.40 X-Spam-Score: 6.40 X-Rspamd-Queue-Id: E635523E25 X-Spamd-Result: default: False [6.40 / 15.00]; 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X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [176.9.125.105 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marc Zyngier , Jean Delvare , Jason Cooper , Greg Kroah-Hartman , Shawn Guo , Linus Walleij , Li Yang , Bartosz Golaszewski , Michael Walle , Rob Herring , Thierry Reding , Mark Brown , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Thomas Gleixner , Wim Van Sebroeck , Lee Jones , Guenter Roeck Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Now that we have support for GPIO lines of the SMARC connector, map the sleep, power and lid switch signals to the corresponding keys using the gpio-keys and gpio-keys-polled drivers. The power and sleep signals have dedicated interrupts, thus we use these ones. The lid switch is just mapped to a GPIO input and needs polling. Signed-off-by: Michael Walle --- .../freescale/fsl-ls1028a-kontron-sl28.dts | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts index b73794d57db4..263ce50b0b79 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts @@ -9,6 +9,8 @@ /dts-v1/; #include "fsl-ls1028a.dtsi" #include +#include +#include / { model = "Kontron SMARC-sAL28"; @@ -23,6 +25,36 @@ spi1 = &dspi2; }; + buttons0 { + compatible = "gpio-keys"; + + power-button { + interrupts-extended = <&sl28cpld + 4 IRQ_TYPE_EDGE_BOTH>; + linux,code = ; + label = "Power"; + }; + + sleep-button { + interrupts-extended = <&sl28cpld + 5 IRQ_TYPE_EDGE_BOTH>; + linux,code = ; + label = "Sleep"; + }; + }; + + buttons1 { + compatible = "gpio-keys-polled"; + poll-interval = <200>; + + lid-switch { + linux,input-type = ; + linux,code = ; + gpios = <&sl28cpld_gpio3 4 GPIO_ACTIVE_LOW>; + label = "Lid"; + }; + }; + chosen { stdout-path = "serial0:115200n8"; };