Add a dts for the PMIC used e.g. with Milos SoC-based devices.
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
arch/arm64/boot/dts/qcom/pm7550.dtsi | 67 ++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/pm7550.dtsi b/arch/arm64/boot/dts/qcom/pm7550.dtsi
new file mode 100644
index 0000000000000000000000000000000000000000..b886c2397fe735edc92f2c3f307eb4d206961f11
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/pm7550.dtsi
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2025, Luca Weiss <luca.weiss@fairphone.com>
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+/ {
+ thermal-zones {
+ pm7550_thermal: pm7550-thermal {
+ polling-delay-passive = <100>;
+
+ thermal-sensors = <&pm7550_temp_alarm>;
+
+ trips {
+ trip0 {
+ temperature = <95000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+
+ trip1 {
+ /*
+ * Current Linux driver currently only supports up to
+ * 125°C, should be updated to 145°C once available.
+ */
+ temperature = <125000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+ };
+};
+
+&spmi_bus {
+ pm7550: pmic@1 {
+ compatible = "qcom,pm7550", "qcom,spmi-pmic";
+ reg = <0x1 SPMI_USID>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pm7550_temp_alarm: temp-alarm@a00 {
+ compatible = "qcom,spmi-temp-alarm";
+ reg = <0xa00>;
+ interrupts = <0x1 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
+ #thermal-sensor-cells = <0>;
+ };
+
+ pm7550_gpios: gpio@8800 {
+ compatible = "qcom,pm7550-gpio", "qcom,spmi-gpio";
+ reg = <0x8800>;
+ gpio-controller;
+ gpio-ranges = <&pm7550_gpios 0 0 12>;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ pm7550_flash: led-controller@ee00 {
+ compatible = "qcom,pm7550-flash-led", "qcom,spmi-flash-led";
+ reg = <0xee00>;
+ status = "disabled";
+ };
+ };
+};
--
2.50.0