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From: Aleksei Mamlin <mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Maxime Ripard
	<maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
	Aleksei Mamlin <mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: [PATCH 1/4] ARM: dts: sun7i: Enable touchscreen on Wexler TAB7200 tablet
Date: Fri, 18 Dec 2015 11:51:50 +0300	[thread overview]
Message-ID: <1450428710-5653-1-git-send-email-mamlinav@gmail.com> (raw)
In-Reply-To: <1450428591-5597-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

Add a node for the Goodix GT911 touchscreen found on the Wexler TAB7200 tablet

Signed-off-by: Aleksei Mamlin <mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
 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 = <SUN4I_PINCTRL_10_MA>;
+		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+	};
+
 	usb0_id_detect_pin: usb0_id_detect_pin@0 {
 		allwinner,pins = "PH4";
 		allwinner,function = "gpio_in";
-- 
2.4.10

WARNING: multiple messages have this Message-ID (diff)
From: mamlinav@gmail.com (Aleksei Mamlin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/4] ARM: dts: sun7i: Enable touchscreen on Wexler TAB7200 tablet
Date: Fri, 18 Dec 2015 11:51:50 +0300	[thread overview]
Message-ID: <1450428710-5653-1-git-send-email-mamlinav@gmail.com> (raw)
In-Reply-To: <1450428591-5597-1-git-send-email-mamlinav@gmail.com>

Add a node for the Goodix GT911 touchscreen found on the Wexler TAB7200 tablet

Signed-off-by: Aleksei Mamlin <mamlinav@gmail.com>
---
 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 at 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 at 0 {
+		allwinner,pins = "PB13";
+		allwinner,function = "gpio_out";
+		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+	};
+
 	usb0_id_detect_pin: usb0_id_detect_pin at 0 {
 		allwinner,pins = "PH4";
 		allwinner,function = "gpio_in";
-- 
2.4.10

  parent reply	other threads:[~2015-12-18  8:51 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-18  8:49 [PATCH 0/4] ARM: dts: sun7i: Devicetree improvements for the Wexler TAB7200 Aleksei Mamlin
2015-12-18  8:49 ` Aleksei Mamlin
     [not found] ` <1450428591-5597-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-18  8:51   ` Aleksei Mamlin [this message]
2015-12-18  8:51     ` [PATCH 1/4] ARM: dts: sun7i: Enable touchscreen on Wexler TAB7200 tablet Aleksei Mamlin
     [not found]     ` <1450428710-5653-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-18 21:25       ` Maxime Ripard
2015-12-18 21:25         ` Maxime Ripard
2015-12-19 15:11         ` Aleksei Mamlin
     [not found]           ` <CAF==cZWcY=FH9Sr8RY4j4Ob8iuiYrBGkajZDWpNQzS-t4d074Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-12-21 15:43             ` Maxime Ripard
2015-12-21 15:43               ` Maxime Ripard
2015-12-19 15:49         ` [linux-sunxi] " Karsten Merker
2015-12-21 15:44       ` Maxime Ripard
2015-12-21 15:44         ` Maxime Ripard
2015-12-18  8:52   ` [PATCH 2/4] ARM: dts: sun7i: Enable PWM controller " Aleksei Mamlin
2015-12-18  8:52     ` Aleksei Mamlin
     [not found]     ` <1450428728-5695-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-18 21:25       ` Maxime Ripard
2015-12-18 21:25         ` Maxime Ripard
2015-12-18  8:52   ` [PATCH 3/4] ARM: dts: sun7i: Add backlight node to " Aleksei Mamlin
2015-12-18  8:52     ` Aleksei Mamlin
     [not found]     ` <1450428742-5737-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-18 21:27       ` Maxime Ripard
2015-12-18 21:27         ` Maxime Ripard
2015-12-21 15:45       ` Maxime Ripard
2015-12-21 15:45         ` Maxime Ripard
2015-12-18  8:52   ` [PATCH 4/4] ARM: dts: sun7i: Add PA gpio pin " Aleksei Mamlin
2015-12-18  8:52     ` Aleksei Mamlin
     [not found]     ` <1450428765-5779-1-git-send-email-mamlinav-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-12-21 15:45       ` Maxime Ripard
2015-12-21 15:45         ` Maxime Ripard

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