Add initial device tree support for the Qualcomm IPQ8074 SoC and
HK01 evaluation board.
Signed-off-by: Manoharan Vijaya Raghavan <mraghava@xxxxxxxxxxxxxx>
Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>
Signed-off-by: Varadarajan Narayanan <varada@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/Makefile | 1 +
arch/arm64/boot/dts/qcom/ipq8074-hk01.dts | 53 ++++++++
arch/arm64/boot/dts/qcom/ipq8074.dtsi | 194 ++++++++++++++++++++++++++++++
3 files changed, 248 insertions(+)
create mode 100644 arch/arm64/boot/dts/qcom/ipq8074-hk01.dts
create mode 100644 arch/arm64/boot/dts/qcom/ipq8074.dtsi
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index cc0f02d..ff81d7e 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -1,5 +1,6 @@
dtb-$(CONFIG_ARCH_QCOM) += apq8016-sbc.dtb
dtb-$(CONFIG_ARCH_QCOM) += apq8096-db820c.dtb
+dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk01.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8916-mtp.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb
dtb-$(CONFIG_ARCH_QCOM) += msm8994-angler-rev-101.dtb
diff --git a/arch/arm64/boot/dts/qcom/ipq8074-hk01.dts b/arch/arm64/boot/dts/qcom/ipq8074-hk01.dts
new file mode 100644
index 0000000..7d44be9
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq8074-hk01.dts
@@ -0,0 +1,53 @@
+/dts-v1/;
+/* Copyright (c) 2017, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include "ipq8074.dtsi"
+
+/ {
+ #address-cells = <0x2>;
+ #size-cells = <0x2>;
+ model = "Qualcomm Technologies, Inc. IPQ8074-HK01";
+ compatible = "qcom,ipq8074-hk01", "qcom,ipq8074";
+ interrupt-parent = <&intc>;
+
+ aliases {
+ serial0 = &blsp1_uart5;
+ };
+
+ chosen {
+ bootargs = "root=/dev/ram0 rw init=/init";
+ stdout-path = "serial0";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0x0 0x20000000>;
+ };
+
+ soc {
+ pinctrl@1000000 {
+ serial_4_pins: serial4_pinmux {
+ mux {
+ pins = "gpio23", "gpio24";
+ function = "blsp4_uart1";
+ bias-disable;
+ };
+ };
+ };
+
+ serial@78b3000 {
+ pinctrl-0 = <&serial_4_pins>;
+ pinctrl-names = "default";
+ status = "ok";
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
new file mode 100644
index 0000000..2bc5dec
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -0,0 +1,194 @@
+/*
+ * Copyright (c) 2017, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/qcom,gcc-ipq8074.h>
+
+/ {
+ model = "Qualcomm Technologies, Inc. IPQ8074";
+ compatible = "qcom,ipq8074";
+
+ soc: soc {
+ #address-cells = <0x1>;
+ #size-cells = <0x1>;
+ ranges = <0 0 0 0xffffffff>;
+ compatible = "simple-bus";
+
+ pinctrl@1000000 {
+ compatible = "qcom,ipq8074-pinctrl";
+ reg = <0x1000000 0x300000>;
+ interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <0x2>;
+ interrupt-controller;
+ #interrupt-cells = <0x2>;
+ };
+
+ intc: interrupt-controller@b000000 {
+ compatible = "qcom,msm-qgic2";
+ interrupt-controller;
+ #interrupt-cells = <0x3>;
+ reg = <0xb000000 0x1000>, <0xb002000 0x1000>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ timer@b120000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ compatible = "arm,armv7-timer-mem";
+ reg = <0xb120000 0x1000>;
+ clock-frequency = <19200000>;
+
+ frame@b120000 {
+ frame-number = <0>;
+ interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb121000 0x1000>,
+ <0xb122000 0x1000>;
+ };
+
+ frame@b123000 {
+ frame-number = <1>;
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb123000 0x1000>;
+ status = "disabled";
+ };
+
+ frame@b124000 {
+ frame-number = <2>;
+ interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb124000 0x1000>;
+ status = "disabled";
+ };
+
+ frame@b125000 {
+ frame-number = <3>;
+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb125000 0x1000>;
+ status = "disabled";
+ };
+
+ frame@b126000 {
+ frame-number = <4>;
+ interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb126000 0x1000>;
+ status = "disabled";
+ };
+
+ frame@b127000 {
+ frame-number = <5>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb127000 0x1000>;
+ status = "disabled";
+ };
+
+ frame@b128000 {
+ frame-number = <6>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ reg = <0xb128000 0x1000>;
+ status = "disabled";
+ };
+ };
+
+ gcc: gcc@1800000 {
+ compatible = "qcom,gcc-ipq8074";
+ reg = <0x1800000 0x80000>;
+ #clock-cells = <0x1>;
+ #reset-cells = <0x1>;
+ };
+
+ blsp1_uart5: serial@78b3000 {
+ compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+ reg = <0x78b3000 0x200>;
+ interrupts = <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP1_UART5_APPS_CLK>,
+ <&gcc GCC_BLSP1_AHB_CLK>;
+ clock-names = "core", "iface";
+ status = "disabled";
+ };
+ };
+
+ cpus {
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+
+ CPU0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ CPU1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ enable-method = "psci";
+ reg = <0x1>;
+ next-level-cache = <&L2_0>;
+ };
+
+ CPU2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ enable-method = "psci";
+ reg = <0x2>;
+ next-level-cache = <&L2_0>;
+ };
+
+ CPU3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ enable-method = "psci";
+ reg = <0x3>;
+ next-level-cache = <&L2_0>;
+ };
+
+ L2_0: l2-cache {
+ compatible = "cache";
+ cache-level = <0x2>;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ pmu {
+ compatible = "arm,armv8-pmuv3";
+ interrupts = <GIC_PPI 7 GIC_CPU_MASK_SIMPLE(4)>;
+ };
+
+ clocks {
+ sleep_clk: sleep_clk {
+ compatible = "fixed-clock";
+ clock-frequency = <32000>;
+ #clock-cells = <0>;
+ };
+
+ xo: xo {
+ compatible = "fixed-clock";
+ clock-frequency = <19200000>;
+ #clock-cells = <0>;
+ };
+ };
+};
--
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