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Message-ID: <20251004123907.84270-1-raymondhackley@protonmail.com>
Date: Sat, 04 Oct 2025 12:45:16 +0000
From: Raymond Hackley <raymondhackley@...tonmail.com>
To: linux-kernel@...r.kernel.org
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Stephan Gerhold <stephan@...hold.net>, Nikita Travkin <nikita@...n.ru>, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht, Raymond Hackley <raymondhackley@...tonmail.com>
Subject: [PATCH] arm64: dts: qcom: msm8916-samsung-rossa: Move touchscreen to common device tree
Every Core Prime uses an Imagis IST3038 touchscreen that is connected to
&blsp_i2c5. Move it to the common device tree.
Signed-off-by: Raymond Hackley <raymondhackley@...tonmail.com>
---
.../qcom/msm8916-samsung-rossa-common.dtsi | 22 ++++++++++++++++++-
.../boot/dts/qcom/msm8916-samsung-rossa.dts | 20 -----------------
2 files changed, 21 insertions(+), 21 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa-common.dtsi
index e7f265e3c2ab..e33453c3e51e 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa-common.dtsi
@@ -5,7 +5,7 @@
/* SM5504 MUIC instead of SM5502 */
/delete-node/ &muic;
-/* Touchscreen varies depending on model variant */
+/* IST3038 instead of Zinitix BT541 */
/delete-node/ &touchscreen;
&blsp_i2c1 {
@@ -24,6 +24,26 @@ usb_con: connector {
};
};
+&blsp_i2c5 {
+ touchscreen: touchscreen@50 {
+ compatible = "imagis,ist3038";
+ reg = <0x50>;
+
+ interrupts-extended = <&tlmm 13 IRQ_TYPE_EDGE_FALLING>;
+
+ touchscreen-size-x = <480>;
+ touchscreen-size-y = <800>;
+
+ vdd-supply = <®_vdd_tsp_a>;
+ vddio-supply = <&pm8916_l6>;
+
+ pinctrl-0 = <&tsp_int_default>;
+ pinctrl-names = "default";
+
+ linux,keycodes = <KEY_APPSELECT KEY_BACK>;
+ };
+};
+
/* On rossa backlight is controlled with MIPI DCS commands */
&clk_pwm {
status = "disabled";
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa.dts
index 3413b0970c4a..1981bb71f6a9 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-rossa.dts
@@ -16,26 +16,6 @@ &battery {
constant-charge-voltage-max-microvolt = <4400000>;
};
-&blsp_i2c5 {
- touchscreen@50 {
- compatible = "imagis,ist3038";
- reg = <0x50>;
-
- interrupts-extended = <&tlmm 13 IRQ_TYPE_EDGE_FALLING>;
-
- touchscreen-size-x = <480>;
- touchscreen-size-y = <800>;
-
- vdd-supply = <®_vdd_tsp_a>;
- vddio-supply = <&pm8916_l6>;
-
- pinctrl-0 = <&tsp_int_default>;
- pinctrl-names = "default";
-
- linux,keycodes = <KEY_APPSELECT KEY_BACK>;
- };
-};
-
&mpss_mem {
/* Firmware for rossa needs more space */
reg = <0x0 0x86800000 0x0 0x5800000>;
--
2.47.3
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