Allwinner H6 is a new SoC with Cortex-A53 cores from Allwinner, with its
memory map fully reworked and some high-speed peripherals (PCIe, USB
3.0) introduced.
This commit adds the basical DTSI file of it, including the clock
support and UART support.
Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
---
Changes in v2:
- Add APB1 clock as PIO's APB clock.
- Switched to SPDX license identifier.
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 178 +++++++++++++++++++++++++++
1 file changed, 178 insertions(+)
create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
new file mode 100644
index 000000000000..d4697bb42496
--- /dev/null
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2017 Icenowy Zheng <icenowy@xxxxxxx>
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ or MIT)
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/sun50i-h6-ccu.h>
+#include <dt-bindings/reset/sun50i-h6-ccu.h>
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ compatible = "arm,cortex-a53", "arm,armv8";
+ device_type = "cpu";
+ reg = <0>;
+ enable-method = "psci";
+ };
+
+ cpu1: cpu@1 {
+ compatible = "arm,cortex-a53", "arm,armv8";
+ device_type = "cpu";
+ reg = <1>;
+ enable-method = "psci";
+ };
+
+ cpu2: cpu@2 {
+ compatible = "arm,cortex-a53", "arm,armv8";
+ device_type = "cpu";
+ reg = <2>;
+ enable-method = "psci";
+ };
+
+ cpu3: cpu@3 {
+ compatible = "arm,cortex-a53", "arm,armv8";
+ device_type = "cpu";
+ reg = <3>;
+ enable-method = "psci";
+ };
+ };
+
+ iosc: internal-osc-clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <16000000>;
+ clock-accuracy = <300000000>;
+ clock-output-names = "iosc";
+ };
+
+ osc24M: osc24M_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "osc24M";
+ };
+
+ osc32k: osc32k_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ clock-output-names = "osc32k";
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 14
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 11
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 10
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ ccu: clock@3001000 {
+ compatible = "allwinner,sun50i-h6-ccu";
+ reg = <0x03001000 0x1000>;
+ clocks = <&osc24M>, <&osc32k>;
+ clock-names = "hosc", "losc";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ gic: interrupt-controller@3021000 {
+ compatible = "arm,gic-400";
+ reg = <0x03021000 0x1000>,
+ <0x03022000 0x2000>,
+ <0x03024000 0x2000>,
+ <0x03026000 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ pio: pinctrl@300b000 {
+ compatible = "allwinner,sun50i-h6-pinctrl";
+ reg = <0x0300b000 0x400>;
+ interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_APB1>, <&osc24M>, <&osc32k>;
+ clock-names = "apb", "hosc", "losc";
+ gpio-controller;
+ #gpio-cells = <3>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+
+ uart0_ph_pins: uart0-ph {
+ pins = "PH0", "PH1";
+ function = "uart0";
+ };
+ };
+
+ uart0: serial@5000000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000000 0x400>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART0>;
+ resets = <&ccu RST_BUS_UART0>;
+ status = "disabled";
+ };
+
+ uart1: serial@5000400 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000400 0x400>;
+ interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART1>;
+ resets = <&ccu RST_BUS_UART1>;
+ status = "disabled";
+ };
+
+ uart2: serial@5000800 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000800 0x400>;
+ interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART2>;
+ resets = <&ccu RST_BUS_UART2>;
+ status = "disabled";
+ };
+
+ uart3: serial@5000c00 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000c00 0x400>;
+ interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART3>;
+ resets = <&ccu RST_BUS_UART3>;
+ status = "disabled";
+ };
+ };
+};
--
2.15.1
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