1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree Source for Sunplus SP7021
4 *
5 * Copyright (C) 2021 Sunplus Technology Co.
6 */
7
8 #include "sunplus-sp7021.dtsi"
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10
11 / {
12 compatible = "sunplus,sp7021-achip", "sunplus,sp7021";
13 model = "Sunplus SP7021 (CA7)";
14 #address-cells = <1>;
15 #size-cells = <1>;
16 interrupt-parent = <&gic>;
17
18 cpus {
19 #address-cells = <1>;
20 #size-cells = <0>;
21
22 cpu0: cpu@0 {
23 compatible = "arm,cortex-a7";
24 device_type = "cpu";
25 reg = <0>;
26 clock-frequency = <931000000>;
27 };
28 cpu1: cpu@1 {
29 compatible = "arm,cortex-a7";
30 device_type = "cpu";
31 reg = <1>;
32 clock-frequency = <931000000>;
33 };
34 cpu2: cpu@2 {
35 compatible = "arm,cortex-a7";
36 device_type = "cpu";
37 reg = <2>;
38 clock-frequency = <931000000>;
39 };
40 cpu3: cpu@3 {
41 compatible = "arm,cortex-a7";
42 device_type = "cpu";
43 reg = <3>;
44 clock-frequency = <931000000>;
45 };
46 };
47
48 gic: interrupt-controller@9f101000 {
49 compatible = "arm,cortex-a7-gic";
50 interrupt-controller;
51 #interrupt-cells = <3>;
52 reg = <0x9f101000 0x1000>,
53 <0x9f102000 0x2000>,
54 <0x9f104000 0x2000>,
55 <0x9f106000 0x2000>;
56 };
57
58 timer {
59 compatible = "arm,armv7-timer";
60 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
61 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
62 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
63 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
64 clock-frequency = <XTAL>;
65 arm,cpu-registers-not-fw-configured;
66 };
67
68 arm-pmu {
69 compatible = "arm,cortex-a7-pmu";
70 interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>,
71 <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>,
72 <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>,
73 <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>;
74 interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
75 };
76
77 soc@9c000000 {
78 intc: interrupt-controller@780 {
79 interrupt-parent = <&gic>;
80 interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, /* EXT_INT0 */
81 <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; /* EXT_INT1 */
82 };
83 };
84 };
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