linux-kernel - [PATCH 3/3] arm64: dts: exynos: Add stmfts touchscreen node for TM2 and TM2E

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 17 Jan 2017 22:54:41 +0900
From:   Andi Shyti <andi.shyti@...sung.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Javier Martinez Canillas <javier@....samsung.com>
Cc:     linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        Andi Shyti <andi.shyti@...sung.com>,
        Andi Shyti <andi@...zian.org>
Subject: [PATCH 3/3] arm64: dts: exynos: Add stmfts touchscreen node for TM2
 and TM2E

TM2 and TM2E devices are provided with a ST-Microelectronics
Finger Tip S device with small differences:

 - screen size
 - TM2E uses the stmfts also as a touchkey for "back" and "menu"

Signed-off-by: Andi Shyti <andi.shyti@...sung.com>
---
 arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 13 +++++++++++++
 arch/arm64/boot/dts/exynos/exynos5433-tm2.dts         |  5 +++++
 arch/arm64/boot/dts/exynos/exynos5433-tm2e.dts        |  7 +++++++
 3 files changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index a5c866901e93..689d5c124a49 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -745,6 +745,19 @@
 	};
 };
 
+&hsi2c_5 {
+	status = "okay";
+
+	touchscreen: stmfts@49 {
+		compatible = "st,stmfts";
+		reg = <0x49>;
+		interrupt-parent = <&gpa1>;
+		interrupts = <1 IRQ_TYPE_NONE>;
+		avdd-supply = <&ldo30_reg>;
+		vdd-supply = <&ldo31_reg>;
+	};
+};
+
 &hsi2c_7 {
 	status = "okay";
 
diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
index 2449266b268f..d0311d34c6bd 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
@@ -29,3 +29,8 @@
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 };
+
+&touchscreen {
+	touchscreen-size-x = <1439>;
+	touchscreen-size-y = <2559>;
+};
diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2e.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2e.dts
index 2fbf3a860316..388880dcb5ae 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2e.dts
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2e.dts
@@ -29,3 +29,10 @@
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
 };
+
+&touchscreen {
+	touchscreen-size-x = <1599>;
+	touchscreen-size-y = <2559>;
+	touch-key-connected;
+	ledvdd-supply = <&ldo33_reg>;
+};
-- 
2.11.0