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Tue, 09 Apr 2019 09:24:31 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 4D39943; Tue, 9 Apr 2019 07:24:30 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas24.st.com [10.75.90.94]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2CE572506; Tue, 9 Apr 2019 07:24:30 +0000 (GMT) Received: from SAFEX1HUBCAS22.st.com (10.75.90.93) by Safex1hubcas24.st.com (10.75.90.94) with Microsoft SMTP Server (TLS) id 14.3.439.0; Tue, 9 Apr 2019 09:24:30 +0200 Received: from localhost (10.201.20.5) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Tue, 9 Apr 2019 09:24:29 +0200 From: Amelie Delaunay To: Lee Jones , Linus Walleij , Rob Herring , Mark Rutland , Alexandre Torgue , "Maxime Coquelin" Subject: [PATCH v5 9/9] ARM: dts: stm32: add joystick support on stm32mp157c-ev1 Date: Tue, 9 Apr 2019 09:24:11 +0200 Message-ID: <1554794651-6874-10-git-send-email-amelie.delaunay@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1554794651-6874-1-git-send-email-amelie.delaunay@st.com> References: <1554794651-6874-1-git-send-email-amelie.delaunay@st.com> MIME-Version: 1.0 X-Originating-IP: [10.201.20.5] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-09_03:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190409_002438_951602_D7697DAC X-CRM114-Status: GOOD ( 14.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Amelie Delaunay , linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The joystick (B1) on stm32mp157c-ev1 uses gpios on STMFX gpio expander. These gpios need a pin configuration (push-pull and bias-pull-down), described under stmfx_pinctrl node. Signed-off-by: Amelie Delaunay --- arch/arm/boot/dts/stm32mp157c-ev1.dts | 44 +++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index eec3c79..009f9d6 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -7,6 +7,7 @@ #include "stm32mp157c-ed1.dts" #include +#include / { model = "STMicroelectronics STM32MP157C eval daughter on eval mother"; @@ -21,6 +22,43 @@ ethernet0 = ðernet0; }; + joystick { + compatible = "gpio-keys"; + #size-cells = <0>; + pinctrl-0 = <&joystick_pins>; + pinctrl-names = "default"; + button-0 { + label = "JoySel"; + linux,code = ; + interrupt-parent = <&stmfx_pinctrl>; + interrupts = <0 IRQ_TYPE_EDGE_RISING>; + }; + button-1 { + label = "JoyDown"; + linux,code = ; + interrupt-parent = <&stmfx_pinctrl>; + interrupts = <1 IRQ_TYPE_EDGE_RISING>; + }; + button-2 { + label = "JoyLeft"; + linux,code = ; + interrupt-parent = <&stmfx_pinctrl>; + interrupts = <2 IRQ_TYPE_EDGE_RISING>; + }; + button-3 { + label = "JoyRight"; + linux,code = ; + interrupt-parent = <&stmfx_pinctrl>; + interrupts = <3 IRQ_TYPE_EDGE_RISING>; + }; + button-4 { + label = "JoyUp"; + linux,code = ; + interrupt-parent = <&stmfx_pinctrl>; + interrupts = <4 IRQ_TYPE_EDGE_RISING>; + }; + }; + panel_backlight: panel-backlight { compatible = "gpio-backlight"; gpios = <&gpiod 13 GPIO_ACTIVE_LOW>; @@ -113,6 +151,12 @@ interrupt-controller; #interrupt-cells = <2>; gpio-ranges = <&stmfx_pinctrl 0 0 24>; + + joystick_pins: joystick { + pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio4"; + drive-push-pull; + bias-pull-down; + }; }; }; };