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| 1 | +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | +/* |
| 3 | + * Copyright (c) 2024 Amlogic, Inc. All rights reserved. |
| 4 | + */ |
| 5 | + |
| 6 | +#include <dt-bindings/interrupt-controller/irq.h> |
| 7 | +#include <dt-bindings/interrupt-controller/arm-gic.h> |
| 8 | +#include <dt-bindings/gpio/gpio.h> |
| 9 | +/ { |
| 10 | + timer { |
| 11 | + compatible = "arm,armv8-timer"; |
| 12 | + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, |
| 13 | + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, |
| 14 | + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, |
| 15 | + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; |
| 16 | + }; |
| 17 | + |
| 18 | + psci { |
| 19 | + compatible = "arm,psci-1.0"; |
| 20 | + method = "smc"; |
| 21 | + }; |
| 22 | + |
| 23 | + xtal: xtal-clk { |
| 24 | + compatible = "fixed-clock"; |
| 25 | + clock-frequency = <24000000>; |
| 26 | + clock-output-names = "xtal"; |
| 27 | + #clock-cells = <0>; |
| 28 | + }; |
| 29 | + |
| 30 | + soc { |
| 31 | + compatible = "simple-bus"; |
| 32 | + #address-cells = <2>; |
| 33 | + #size-cells = <2>; |
| 34 | + ranges; |
| 35 | + |
| 36 | + gic: interrupt-controller@fff01000 { |
| 37 | + compatible = "arm,gic-400"; |
| 38 | + reg = <0x0 0xfff01000 0 0x1000>, |
| 39 | + <0x0 0xfff02000 0 0x2000>, |
| 40 | + <0x0 0xfff04000 0 0x2000>, |
| 41 | + <0x0 0xfff06000 0 0x2000>; |
| 42 | + #interrupt-cells = <3>; |
| 43 | + #address-cells = <0>; |
| 44 | + interrupt-controller; |
| 45 | + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; |
| 46 | + }; |
| 47 | + |
| 48 | + apb: bus@fe000000 { |
| 49 | + compatible = "simple-bus"; |
| 50 | + reg = <0x0 0xfe000000 0x0 0x480000>; |
| 51 | + #address-cells = <2>; |
| 52 | + #size-cells = <2>; |
| 53 | + ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; |
| 54 | + |
| 55 | + uart_b: serial@7a000 { |
| 56 | + compatible = "amlogic,a4-uart", |
| 57 | + "amlogic,meson-s4-uart"; |
| 58 | + reg = <0x0 0x7a000 0x0 0x18>; |
| 59 | + interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>; |
| 60 | + clocks = <&xtal>, <&xtal>, <&xtal>; |
| 61 | + clock-names = "xtal", "pclk", "baud"; |
| 62 | + status = "disabled"; |
| 63 | + }; |
| 64 | + }; |
| 65 | + }; |
| 66 | +}; |
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