Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * ARM Ltd. Versatile Express |
| 4 | * |
| 5 | * LogicTile Express 20MG |
| 6 | * V2F-1XV7 |
| 7 | * |
| 8 | * Cortex-A53 (2 cores) Soft Macrocell Model |
| 9 | * |
| 10 | * HBI-0247C |
| 11 | */ |
| 12 | |
| 13 | /dts-v1/; |
| 14 | |
| 15 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 16 | #include "arm/arm/vexpress-v2m-rs1.dtsi" |
| 17 | |
| 18 | / { |
| 19 | model = "V2F-1XV7 Cortex-A53x2 SMM"; |
| 20 | arm,hbi = <0x247>; |
| 21 | arm,vexpress,site = <0xf>; |
| 22 | compatible = "arm,vexpress,v2f-1xv7,ca53x2", "arm,vexpress,v2f-1xv7", "arm,vexpress"; |
| 23 | interrupt-parent = <&gic>; |
| 24 | #address-cells = <2>; |
| 25 | #size-cells = <2>; |
| 26 | |
| 27 | chosen { |
| 28 | stdout-path = "serial0:38400n8"; |
| 29 | }; |
| 30 | |
| 31 | aliases { |
| 32 | serial0 = &v2m_serial0; |
| 33 | serial1 = &v2m_serial1; |
| 34 | serial2 = &v2m_serial2; |
| 35 | serial3 = &v2m_serial3; |
| 36 | i2c0 = &v2m_i2c_dvi; |
| 37 | i2c1 = &v2m_i2c_pcie; |
| 38 | }; |
| 39 | |
| 40 | cpus { |
| 41 | #address-cells = <2>; |
| 42 | #size-cells = <0>; |
| 43 | |
| 44 | cpu@0 { |
| 45 | device_type = "cpu"; |
| 46 | compatible = "arm,cortex-a53"; |
| 47 | reg = <0 0>; |
| 48 | next-level-cache = <&L2_0>; |
| 49 | }; |
| 50 | |
| 51 | cpu@1 { |
| 52 | device_type = "cpu"; |
| 53 | compatible = "arm,cortex-a53"; |
| 54 | reg = <0 1>; |
| 55 | next-level-cache = <&L2_0>; |
| 56 | }; |
| 57 | |
| 58 | L2_0: l2-cache0 { |
| 59 | compatible = "cache"; |
| 60 | cache-level = <2>; |
| 61 | cache-unified; |
| 62 | }; |
| 63 | }; |
| 64 | |
| 65 | memory@80000000 { |
| 66 | device_type = "memory"; |
| 67 | reg = <0 0x80000000 0 0x80000000>; /* 2GB @ 2GB */ |
| 68 | }; |
| 69 | |
| 70 | reserved-memory { |
| 71 | #address-cells = <2>; |
| 72 | #size-cells = <2>; |
| 73 | ranges; |
| 74 | |
| 75 | /* Chipselect 2 is physically at 0x18000000 */ |
| 76 | vram: vram@18000000 { |
| 77 | /* 8 MB of designated video RAM */ |
| 78 | compatible = "shared-dma-pool"; |
| 79 | reg = <0 0x18000000 0 0x00800000>; |
| 80 | no-map; |
| 81 | }; |
| 82 | }; |
| 83 | |
| 84 | gic: interrupt-controller@2c001000 { |
| 85 | compatible = "arm,gic-400"; |
| 86 | #interrupt-cells = <3>; |
| 87 | #address-cells = <0>; |
| 88 | interrupt-controller; |
| 89 | reg = <0 0x2c001000 0 0x1000>, |
| 90 | <0 0x2c002000 0 0x2000>, |
| 91 | <0 0x2c004000 0 0x2000>, |
| 92 | <0 0x2c006000 0 0x2000>; |
| 93 | interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>; |
| 94 | }; |
| 95 | |
| 96 | timer { |
| 97 | compatible = "arm,armv8-timer"; |
| 98 | interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, |
| 99 | <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, |
| 100 | <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, |
| 101 | <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; |
| 102 | }; |
| 103 | |
| 104 | pmu { |
Tom Rini | 762f85b | 2024-07-20 11:15:10 -0600 | [diff] [blame] | 105 | compatible = "arm,cortex-a53-pmu"; |
Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 106 | interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>, |
| 107 | <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>; |
| 108 | }; |
| 109 | |
| 110 | dcc { |
| 111 | compatible = "arm,vexpress,config-bus"; |
| 112 | arm,vexpress,config-bridge = <&v2m_sysreg>; |
| 113 | |
Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame] | 114 | smbclk: clock-controller { |
Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 115 | /* SMC clock */ |
| 116 | compatible = "arm,vexpress-osc"; |
| 117 | arm,vexpress-sysreg,func = <1 4>; |
| 118 | freq-range = <40000000 40000000>; |
| 119 | #clock-cells = <0>; |
| 120 | clock-output-names = "smclk"; |
| 121 | }; |
| 122 | |
Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame] | 123 | regulator-vio { |
Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 124 | /* VIO to expansion board above */ |
| 125 | compatible = "arm,vexpress-volt"; |
| 126 | arm,vexpress-sysreg,func = <2 0>; |
| 127 | regulator-name = "VIO_UP"; |
| 128 | regulator-min-microvolt = <800000>; |
| 129 | regulator-max-microvolt = <1800000>; |
| 130 | regulator-always-on; |
| 131 | }; |
| 132 | |
Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame] | 133 | regulator-12v { |
Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 134 | /* 12V from power connector J6 */ |
| 135 | compatible = "arm,vexpress-volt"; |
| 136 | arm,vexpress-sysreg,func = <2 1>; |
| 137 | regulator-name = "12"; |
| 138 | regulator-always-on; |
| 139 | }; |
| 140 | |
| 141 | temp-fpga { |
| 142 | /* FPGA temperature */ |
| 143 | compatible = "arm,vexpress-temp"; |
| 144 | arm,vexpress-sysreg,func = <4 0>; |
| 145 | label = "FPGA"; |
| 146 | }; |
| 147 | }; |
| 148 | |
| 149 | smb: bus@8000000 { |
| 150 | ranges = <0x8000000 0 0x8000000 0x18000000>; |
| 151 | }; |
| 152 | }; |