From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751126AbdE3Pw6 (ORCPT ); Tue, 30 May 2017 11:52:58 -0400 Received: from kozue.soulik.info ([108.61.200.231]:39888 "EHLO kozue.soulik.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751090AbdE3Pw5 (ORCPT ); Tue, 30 May 2017 11:52:57 -0400 From: Randy Li To: devicetree@vger.kernel.org Cc: robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Randy Li Subject: [PATCH v2] ARM: dts: rockchip: add adc button for Firefly Date: Tue, 30 May 2017 23:52:46 +0800 Message-Id: <20170530155246.14869-1-ayaka@soulik.info> X-Mailer: git-send-email 2.9.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The only adc button connected to adc input is recovery button. Signed-off-by: Randy Li --- arch/arm/boot/dts/rk3288-firefly-reload.dts | 17 +++++++++++++++++ arch/arm/boot/dts/rk3288-firefly.dtsi | 13 +++++++++++++ 2 files changed, 30 insertions(+) diff --git a/arch/arm/boot/dts/rk3288-firefly-reload.dts b/arch/arm/boot/dts/rk3288-firefly-reload.dts index d0b3204a..b11a282 100644 --- a/arch/arm/boot/dts/rk3288-firefly-reload.dts +++ b/arch/arm/boot/dts/rk3288-firefly-reload.dts @@ -48,6 +48,19 @@ model = "Firefly-RK3288-reload"; compatible = "firefly,firefly-rk3288-reload", "rockchip,rk3288"; + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 1>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + + button-recovery { + label = "Recovery"; + linux,code = ; + press-threshold-microvolt = <0>; + }; + }; + gpio-keys { compatible = "gpio-keys"; @@ -246,6 +259,10 @@ status = "okay"; }; +&saradc { + status = "okay"; +}; + &sdmmc { bus-width = <4>; cap-mmc-highspeed; diff --git a/arch/arm/boot/dts/rk3288-firefly.dtsi b/arch/arm/boot/dts/rk3288-firefly.dtsi index 10793ac..b4b31a1 100644 --- a/arch/arm/boot/dts/rk3288-firefly.dtsi +++ b/arch/arm/boot/dts/rk3288-firefly.dtsi @@ -49,6 +49,19 @@ reg = <0 0x80000000>; }; + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 1>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + + button-recovery { + label = "Recovery"; + linux,code = ; + press-threshold-microvolt = <0>; + }; + }; + dovdd_1v8: dovdd-1v8-regulator { compatible = "regulator-fixed"; regulator-name = "dovdd_1v8"; -- 2.9.4