arm64: dts: qcom: pm660(l): Add base dts files

Add base DTS files for pm660(l) along with GPIOs, power-on and
rtc nodes.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200622192558.152828-4-konradybcio@gmail.comSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/pm660.dtsi

+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2020, Konrad Dybcio
+ */
+
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+
+	pmic@0 {
+		compatible = "qcom,pm660", "qcom,spmi-pmic";
+		reg = <0x0 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		rtc@6000 {
+			compatible = "qcom,pm8941-rtc";
+			reg = <0x6000>, <0x6100>;
+			reg-names = "rtc", "alarm";
+			interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pon: pon@800 {
+			compatible = "qcom,pm8916-pon";
+
+			reg = <0x800>;
+
+			pwrkey {
+				compatible = "qcom,pm8941-pwrkey";
+				interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
+				debounce = <15625>;
+				bias-pull-up;
+				linux,code = <KEY_POWER>;
+			};
+
+		};
+
+		pm660_gpios: gpios@c000 {
+			compatible = "qcom,pm660-gpio";
+			reg = <0xc000>;
+			gpio-controller;
+			gpio-ranges = <&pm660_gpios 0 0 13>;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			interrupt-cells =<2>;
+		};
+	};
+};

arch/arm64/boot/dts/qcom/pm660l.dtsi

+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2020, Konrad Dybcio
+ */
+
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+
+	pmic@2 {
+		compatible = "qcom,pm660l", "qcom,spmi-pmic";
+		reg = <0x2 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pm660l_gpios: gpios@c000 {
+			compatible = "qcom,pm660l-gpio", "qcom,spmi-gpio";
+			reg = <0xc000>;
+			gpio-controller;
+			gpio-ranges = <&pm660l_gpios 0 0 12>;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
+	pmic@3 {
+		compatible = "qcom,pm660l", "qcom,spmi-pmic";
+		reg = <0x3 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+};
+