From: Duje Mihanović Date: Thu, 9 Apr 2026 21:17:24 +0000 (+0200) Subject: arm64: dts: marvell: samsung-coreprimevelte: Increase touchscreen voltage X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=4da515eca1b8de56c9e8a17866626f99d9bccbc7;p=thirdparty%2Flinux.git arm64: dts: marvell: samsung-coreprimevelte: Increase touchscreen voltage The old 1.9V setting was found to be insufficient in certain environments (in my case cold ones), causing the touchscreen to register ghost touches and mostly ignore actual touches. Increase the voltage to 2.5V to correct the issue. Fixes: ec958b5b18c8 ("arm64: dts: samsung,coreprimevelte: add touchscreen") Acked-by: Karel Balej Signed-off-by: Duje Mihanović --- diff --git a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts index b2ce5edd9c6ac..bb0a993996241 100644 --- a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts +++ b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts @@ -460,7 +460,7 @@ regulators { ldo2: ldo2 { - regulator-min-microvolt = <1900000>; + regulator-min-microvolt = <2500000>; regulator-max-microvolt = <3100000>; };