From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aleksei Mamlin Subject: [PATCH 1/4] ARM: dts: sun7i: Enable touchscreen on Wexler TAB7200 tablet Date: Fri, 18 Dec 2015 11:51:50 +0300 Message-ID: <1450428710-5653-1-git-send-email-mamlinav@gmail.com> References: <1450428591-5597-1-git-send-email-mamlinav@gmail.com> Reply-To: mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <1450428591-5597-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Maxime Ripard Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Aleksei Mamlin List-Id: devicetree@vger.kernel.org Add a node for the Goodix GT911 touchscreen found on the Wexler TAB7200 tablet Signed-off-by: Aleksei Mamlin --- arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts index 239b5d2..ec3b837 100644 --- a/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts +++ b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts @@ -102,6 +102,18 @@ pinctrl-names = "default"; pinctrl-0 = <&i2c2_pins_a>; status = "okay"; + + gt911: touchscreen@5d { + compatible = "goodix,gt911"; + reg = <0x5d>; + interrupt-parent = <&pio>; + interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */ + pinctrl-names = "default"; + pinctrl-0 = <&ts_reset_pin>; + irq-gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* INT (PH21) */ + reset-gpios = <&pio 1 13 GPIO_ACTIVE_HIGH>; /* RST (PB13) */ + touchscreen-swapped-x-y; + }; }; &lradc { @@ -146,6 +158,13 @@ }; &pio { + ts_reset_pin: ts_reset_pin@0 { + allwinner,pins = "PB13"; + allwinner,function = "gpio_out"; + allwinner,drive = ; + allwinner,pull = ; + }; + usb0_id_detect_pin: usb0_id_detect_pin@0 { allwinner,pins = "PH4"; allwinner,function = "gpio_in"; -- 2.4.10