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authorDuje Mihanović <duje@dujemihanovic.xyz>2026-04-10 00:17:24 +0300
committerDuje Mihanović <duje@dujemihanovic.xyz>2026-05-05 17:50:45 +0300
commit4da515eca1b8de56c9e8a17866626f99d9bccbc7 (patch)
tree6db47a9fa349a195d583ed4d1b183d75495ff80f
parent254f49634ee16a731174d2ae34bc50bd5f45e731 (diff)
downloadlinux-4da515eca1b8de56c9e8a17866626f99d9bccbc7.tar.xz
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 <balejk@matfyz.cz> Signed-off-by: Duje Mihanović <duje@dujemihanovic.xyz>
-rw-r--r--arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts2
1 files changed, 1 insertions, 1 deletions
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 b2ce5edd9c6a..bb0a99399624 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>;
};