From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Mon, 26 Jan 2026 10:10:17 +0000 (+0200)
Subject: ARM: tegra: lg-x3: Add node for capacitive buttons
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f22416f4f139d1d61613b0a305534a8c1a7273d1;p=thirdparty%2Fkernel%2Flinux.git

ARM: tegra: lg-x3: Add node for capacitive buttons

Both smartphones have capacitive buttons but only P895 supports RMI4
function 1A (0D touch), while P880 exposes buttons area as a region of the
touchscreen.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts b/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts
index ab8f5cf317bfc..414117fd43824 100644
--- a/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts
+++ b/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts
@@ -109,6 +109,12 @@
 				syna,clip-x-high = <1535>;
 				syna,clip-y-high = <2047>;
 			};
+
+			rmi4-f1a@1a {
+				reg = <0x1a>;
+
+				linux,keycodes = <KEY_BACK KEY_HOME KEY_MENU KEY_SEARCH>;
+			};
 		};
 	};