From: Dzmitry Sankouski <dsankouski@gmail.com>
Date: Fri, 12 Sep 2025 18:56:36 +0000 (+0300)
Subject: arm64: dts: qcom: sdm845-starqltechn: add slpi support
X-Git-Tag: v6.18-rc1~147^2~5^2~23
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=50ced16fe5bfe76cf1cb7f0ff5371b0c141ea6c3;p=thirdparty%2Flinux.git

arm64: dts: qcom: sdm845-starqltechn: add slpi support

Add support for Qualcomm sensor low power island.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Link: https://lore.kernel.org/r/20250912-starqltechn_slpi-v2-2-5ca5ddbbe7b4@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
index 32ce666fc57e8..75a53f0bbebd0 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
@@ -56,6 +56,21 @@
 		};
 	};
 
+	slpi_regulator: slpi-regulator {
+		compatible = "regulator-fixed";
+		pinctrl-0 = <&slpi_ldo_active_state>;
+		pinctrl-names = "default";
+
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-name = "slpi";
+
+		enable-active-high;
+		gpio = <&tlmm 8 GPIO_ACTIVE_HIGH>;
+	};
+
 	vib_regulator: gpio-regulator {
 		compatible = "regulator-fixed";
 
@@ -902,6 +917,13 @@
 	status = "okay";
 };
 
+&slpi_pas {
+	firmware-name = "qcom/sdm845/starqltechn/slpi.mbn";
+	cx-supply = <&slpi_regulator>;
+
+	status = "okay";
+};
+
 &usb_1 {
 	status = "okay";
 };
@@ -1028,6 +1050,13 @@
 		bias-pull-up;
 	};
 
+	slpi_ldo_active_state: slpi-ldo-active-state {
+		pins = "gpio8";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	touch_irq_state: touch-irq-state {
 		pins = "gpio120";
 		function = "gpio";