From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from perceval.ideasonboard.com ([213.167.242.64]:55586 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726086AbeHSW4n (ORCPT ); Sun, 19 Aug 2018 18:56:43 -0400 Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 2F025CD for ; Sun, 19 Aug 2018 21:44:05 +0200 (CEST) From: Laurent Pinchart To: linux-renesas-soc@vger.kernel.org Subject: [PATCH] arm64: dts: renesas: salvator-common: Add GPIO keys support Date: Sun, 19 Aug 2018 22:44:55 +0300 Message-Id: <20180819194455.25096-1-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-renesas-soc-owner@vger.kernel.org List-ID: The Salvator-X and XS boards have a 4 lines DIP switch and 3 push buttons connected to SoC GPIOs, meant to be used as general-purpose test keys. Add a corresponding node in DT, mapping (semi-randomly) the DIP switch to keys 1-4 and the push buttons to keys A-C. Signed-off-by: Laurent Pinchart --- arch/arm64/boot/dts/renesas/salvator-common.dtsi | 63 ++++++++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi index 7d3d866a0063..77d626baa9f3 100644 --- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi +++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi @@ -29,6 +29,7 @@ */ #include +#include / { aliases { @@ -86,6 +87,63 @@ }; }; + keys { + compatible = "gpio-keys"; + + pinctrl-0 = <&keys_pins>; + pinctrl-names = "default"; + + key-1 { + gpios = <&gpio5 17 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "SW4-1"; + wakeup-source; + debounce-interval = <20>; + }; + key-2 { + gpios = <&gpio5 20 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "SW4-2"; + wakeup-source; + debounce-interval = <20>; + }; + key-3 { + gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "SW4-3"; + wakeup-source; + debounce-interval = <20>; + }; + key-4 { + gpios = <&gpio5 23 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "SW4-4"; + wakeup-source; + debounce-interval = <20>; + }; + key-a { + gpios = <&gpio6 11 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "TSW0"; + wakeup-source; + debounce-interval = <20>; + }; + key-b { + gpios = <&gpio6 12 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "TSW1"; + wakeup-source; + debounce-interval = <20>; + }; + key-c { + gpios = <&gpio6 13 GPIO_ACTIVE_LOW>; + linux,code = ; + label = "TSW2"; + wakeup-source; + debounce-interval = <20>; + }; + }; + reg_1p8v: regulator0 { compatible = "regulator-fixed"; regulator-name = "fixed-1.8V"; @@ -567,6 +625,11 @@ function = "intc_ex"; }; + keys_pins: keys { + pins = "GP_5_17", "GP_5_20", "GP_5_22"; + bias-pull-up; + }; + pwm1_pins: pwm1 { groups = "pwm1_a"; function = "pwm1"; -- Regards, Laurent Pinchart