arm64: dts: qcom: add pm8450 support

Add PM8450 PMIC device tree include file. It is going to be used by
SM8450-based devices.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-8-dmitry.baryshkov@linaro.org

diff --git a/arch/arm64/boot/dts/qcom/pm8450.dtsi b/arch/arm64/boot/dts/qcom/pm8450.dtsi
new file mode 100644 (file)
index 0000000..ae5bce3
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/pm8450.dtsi
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2022, Linaro Limited
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+/ {
+       thermal-zones {
+               pm8450-thermal {
+                       polling-delay-passive = <100>;
+                       polling-delay = <0>;
+
+                       thermal-sensors = <&pm8450_temp_alarm>;
+
+                       trips {
+                               trip0 {
+                                       temperature = <95000>;
+                                       hysteresis = <0>;
+                                       type = "passive";
+                               };
+
+                               trip1 {
+                                       temperature = <115000>;
+                                       hysteresis = <0>;
+                                       type = "hot";
+                               };
+                       };
+               };
+       };
+};
+
+
+&spmi_bus {
+       pm8450: pmic@7 {
+               compatible = "qcom,pm8450", "qcom,spmi-pmic";
+               reg = <0x7 SPMI_USID>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               pm8450_temp_alarm: temp-alarm@a00 {
+                       compatible = "qcom,spmi-temp-alarm";
+                       reg = <0xa00>;
+                       interrupts = <0x7 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
+                       #thermal-sensor-cells = <0>;
+               };
+
+               pm8450_gpios: gpio@8800 {
+                       compatible = "qcom,pm8450-gpio", "qcom,spmi-gpio";
+                       reg = <0x8800>;
+                       gpio-controller;
+                       gpio-ranges = <&pm8450_gpios 0 0 4>;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+};