From patchwork Wed Jan 13 04:05:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Holland X-Patchwork-Id: 362446 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E4D70C433E6 for ; Wed, 13 Jan 2021 04:06:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A6DDB2312E for ; Wed, 13 Jan 2021 04:06:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726149AbhAMEGc (ORCPT ); Tue, 12 Jan 2021 23:06:32 -0500 Received: from wnew2-smtp.messagingengine.com ([64.147.123.27]:44217 "EHLO wnew2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725984AbhAMEGc (ORCPT ); Tue, 12 Jan 2021 23:06:32 -0500 Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.west.internal (Postfix) with ESMTP id 4F62219E4; Tue, 12 Jan 2021 23:05:45 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Tue, 12 Jan 2021 23:05:46 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sholland.org; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm1; bh=8xZa4eWx/5sRP OcRJ0U+DRorzREZeUYM6W9yKzDfhJA=; b=nSZutnc2knCRrqObMb91gEV0hS3xW MDb+5vj8UJbYZw/hzJ+q1gg/K+A73Ka3gDBW3Wa+LsgT6/fXX/r74sh4d+wquvjg +0lyZRFqiEIocvmThdrBQ7b2Zu0Im56B/ZhQZvby4xKBgkuIO3FdehnWlC/hZoRH BxkDaOQfr2fX4nuVsKndkryheup3lQaSpT71v6Qkif8grCSpDxNSsWZmTrsTr3mK TlwGAD4V1E6tJkvrjmq5xgHX1v2SxzYOlya9c2jmcjirwJ3fLeFt8PYXjWeJcuoP OSggpxbIikGQAiSUAvNud4INMwlBeqNwoMnjBteFbJZyrGCEk74xshDkQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=8xZa4eWx/5sRPOcRJ0U+DRorzREZeUYM6W9yKzDfhJA=; b=cIWdSwGW LrAuy0t8bQdBhGJ/g/ZYTqQTyapBsu6VkmIEvSWKynTMkofovV4JIZl0Ntcb1GbN +nWku/rSpx2Y1lJ46WVx/zrxoZpk1VBlHi9J6+TyjzKWtGI7p7pJLsILFy4oKtPc wEQOzrgjufB8UXnEYU/tYOJUE4FFJGd0+uMn5WrQin+pdrKyX7XMKa6GxREL5QMK S1/fn2AiFdI2rIA0PMmkixchhE3anXYHkxibRMDn6WGZqeE4iMmhBJCsJI8BNRB0 mDnoG8cplgtldrVv4nzUNNW+yJ9U+T3uU8oCphsL2KqTSA+GK++K9YqPNY++LFk7 yi+czzU1omWIuQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedukedrtddugdeilecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepufgrmhhuvghl ucfjohhllhgrnhguuceoshgrmhhuvghlsehshhholhhlrghnugdrohhrgheqnecuggftrf grthhtvghrnhepudfhjeefvdfhgfefheetgffhieeigfefhefgvddvveefgeejheejvdfg jeehueeinecukfhppeejtddrudefhedrudegkedrudehudenucevlhhushhtvghrufhiii gvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehsrghmuhgvlhesshhhohhllhgrnhgu rdhorhhg X-ME-Proxy: Received: from titanium.stl.sholland.net (70-135-148-151.lightspeed.stlsmo.sbcglobal.net [70.135.148.151]) by mail.messagingengine.com (Postfix) with ESMTPA id 2642424005E; Tue, 12 Jan 2021 23:05:44 -0500 (EST) From: Samuel Holland To: Hans de Goede , Dmitry Torokhov , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec Cc: devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Samuel Holland Subject: [PATCH v2 1/3] dt-bindings: sun4i-a10-lradc-keys: Accept wakeup-source property Date: Tue, 12 Jan 2021 22:05:40 -0600 Message-Id: <20210113040542.34247-2-samuel@sholland.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210113040542.34247-1-samuel@sholland.org> References: <20210113040542.34247-1-samuel@sholland.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org The LRADC provides an interrupt that can be used to wake the system. Signify this by accepting a "wakeup-source" property in the binding. Signed-off-by: Samuel Holland Acked-by: Rob Herring --- .../bindings/input/allwinner,sun4i-a10-lradc-keys.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/input/allwinner,sun4i-a10-lradc-keys.yaml b/Documentation/devicetree/bindings/input/allwinner,sun4i-a10-lradc-keys.yaml index cffd02028d02..d74f2002409e 100644 --- a/Documentation/devicetree/bindings/input/allwinner,sun4i-a10-lradc-keys.yaml +++ b/Documentation/devicetree/bindings/input/allwinner,sun4i-a10-lradc-keys.yaml @@ -29,6 +29,8 @@ properties: description: Regulator for the LRADC reference voltage + wakeup-source: true + patternProperties: "^button-[0-9]+$": type: object From patchwork Wed Jan 13 04:05:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Holland X-Patchwork-Id: 363162 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 233E8C433E9 for ; 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Tue, 12 Jan 2021 23:05:44 -0500 (EST) From: Samuel Holland To: Hans de Goede , Dmitry Torokhov , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec Cc: devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Samuel Holland , Ondrej Jirman Subject: [PATCH v2 2/3] input: sun4i-lradc-keys - Add wakup support Date: Tue, 12 Jan 2021 22:05:41 -0600 Message-Id: <20210113040542.34247-3-samuel@sholland.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210113040542.34247-1-samuel@sholland.org> References: <20210113040542.34247-1-samuel@sholland.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: Ondrej Jirman Allow the driver to wake the system on key press if the "wakeup-source" property is provided in the device tree. Using the LRADC as a wakeup source requires keeping the AVCC domain active during sleep. Since this has a nontrivial impact on power consumption (sometimes doubling it), disable the LRADC wakeup source by default. Signed-off-by: Ondrej Jirman Signed-off-by: Samuel Holland --- drivers/input/keyboard/sun4i-lradc-keys.c | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-) diff --git a/drivers/input/keyboard/sun4i-lradc-keys.c b/drivers/input/keyboard/sun4i-lradc-keys.c index 4a796bed48ac..a1eb2001c088 100644 --- a/drivers/input/keyboard/sun4i-lradc-keys.c +++ b/drivers/input/keyboard/sun4i-lradc-keys.c @@ -22,6 +22,8 @@ #include #include #include +#include +#include #include #include @@ -226,8 +228,7 @@ static int sun4i_lradc_probe(struct platform_device *pdev) { struct sun4i_lradc_data *lradc; struct device *dev = &pdev->dev; - int i; - int error; + int error, i, irq; lradc = devm_kzalloc(dev, sizeof(struct sun4i_lradc_data), GFP_KERNEL); if (!lradc) @@ -272,8 +273,13 @@ static int sun4i_lradc_probe(struct platform_device *pdev) if (IS_ERR(lradc->base)) return PTR_ERR(lradc->base); - error = devm_request_irq(dev, platform_get_irq(pdev, 0), - sun4i_lradc_irq, 0, + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "Failed to get IRQ\n"); + return irq; + } + + error = devm_request_irq(dev, irq, sun4i_lradc_irq, 0, "sun4i-a10-lradc-keys", lradc); if (error) return error; @@ -282,6 +288,14 @@ static int sun4i_lradc_probe(struct platform_device *pdev) if (error) return error; + if (device_property_read_bool(dev, "wakeup-source")) { + device_set_wakeup_capable(dev, true); + + error = dev_pm_set_wake_irq(dev, irq); + if (error) + dev_warn(dev, "Failed to set wake IRQ\n"); + } + return 0; } From patchwork Wed Jan 13 04:05:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Holland X-Patchwork-Id: 363163 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9AE56C433E9 for ; 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Tue, 12 Jan 2021 23:05:45 -0500 (EST) From: Samuel Holland To: Hans de Goede , Dmitry Torokhov , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec Cc: devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Samuel Holland Subject: [PATCH v2 3/3] arm64: dts: allwinner: pinephone: Support volume key wakeup Date: Tue, 12 Jan 2021 22:05:42 -0600 Message-Id: <20210113040542.34247-4-samuel@sholland.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210113040542.34247-1-samuel@sholland.org> References: <20210113040542.34247-1-samuel@sholland.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org PinePhone volume keys are connected to the LRADC in the A64. Users may want to use them to wake the device from sleep. Support this by declaring the LRADC as a wakeup source. Signed-off-by: Samuel Holland --- arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi index 2dfe9bae8c67..7f37f9fea0ab 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi @@ -196,6 +196,7 @@ &i2c2 { &lradc { vref-supply = <®_aldo3>; + wakeup-source; status = "okay"; button-200 {