1/* 2 * Copyright 2016 Chen-Yu Tsai 3 * 4 * Chen-Yu Tsai <wens@csie.org> 5 * 6 * This file is dual-licensed: you can use it either under the terms 7 * of the GPL or the X11 license, at your option. Note that this dual 8 * licensing only applies to this file, and not this project as a 9 * whole. 10 * 11 * a) This file is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of the 14 * License, or (at your option) any later version. 15 * 16 * This file is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * Or, alternatively, 22 * 23 * b) Permission is hereby granted, free of charge, to any person 24 * obtaining a copy of this software and associated documentation 25 * files (the "Software"), to deal in the Software without 26 * restriction, including without limitation the rights to use, 27 * copy, modify, merge, publish, distribute, sublicense, and/or 28 * sell copies of the Software, and to permit persons to whom the 29 * Software is furnished to do so, subject to the following 30 * conditions: 31 * 32 * The above copyright notice and this permission notice shall be 33 * included in all copies or substantial portions of the Software. 34 * 35 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 36 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 37 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 38 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 39 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 40 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 41 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 42 * OTHER DEALINGS IN THE SOFTWARE. 43 */ 44 45#include <dt-bindings/interrupt-controller/arm-gic.h> 46#include <dt-bindings/clock/sun8i-r40-ccu.h> 47#include <dt-bindings/reset/sun8i-r40-ccu.h> 48 49/ { 50 #address-cells = <1>; 51 #size-cells = <1>; 52 interrupt-parent = <&gic>; 53 54 aliases { 55 }; 56 57 chosen { 58 }; 59 60 clocks { 61 #address-cells = <1>; 62 #size-cells = <1>; 63 ranges; 64 65 osc24M: osc24M_clk { 66 #clock-cells = <0>; 67 compatible = "fixed-clock"; 68 clock-frequency = <24000000>; 69 }; 70 71 osc32k: osc32k_clk { 72 #clock-cells = <0>; 73 compatible = "fixed-clock"; 74 clock-frequency = <32768>; 75 clock-output-names = "osc32k"; 76 }; 77 }; 78 79 cpus { 80 #address-cells = <1>; 81 #size-cells = <0>; 82 83 cpu0: cpu@0 { 84 compatible = "arm,cortex-a7"; 85 device_type = "cpu"; 86 reg = <0>; 87 }; 88 89 cpu@1 { 90 compatible = "arm,cortex-a7"; 91 device_type = "cpu"; 92 reg = <1>; 93 }; 94 95 cpu@2 { 96 compatible = "arm,cortex-a7"; 97 device_type = "cpu"; 98 reg = <2>; 99 }; 100 101 cpu@3 { 102 compatible = "arm,cortex-a7"; 103 device_type = "cpu"; 104 reg = <3>; 105 }; 106 }; 107 108 memory@40000000 { 109 device_type = "memory"; 110 reg = <0x40000000 0x80000000>; 111 }; 112 113 soc { 114 compatible = "simple-bus"; 115 #address-cells = <1>; 116 #size-cells = <1>; 117 ranges; 118 119 nmi_intc: interrupt-controller@1c00030 { 120 compatible = "allwinner,sun7i-a20-sc-nmi"; 121 interrupt-controller; 122 #interrupt-cells = <2>; 123 reg = <0x01c00030 0x0c>; 124 interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>; 125 }; 126 127 mmc0: mmc@1c0f000 { 128 compatible = "allwinner,sun8i-r40-mmc", 129 "allwinner,sun50i-a64-mmc"; 130 reg = <0x01c0f000 0x1000>; 131 clocks = <&ccu CLK_BUS_MMC0>, <&ccu CLK_MMC0>; 132 clock-names = "ahb", "mmc"; 133 resets = <&ccu RST_BUS_MMC0>; 134 reset-names = "ahb"; 135 pinctrl-0 = <&mmc0_pins>; 136 pinctrl-names = "default"; 137 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; 138 status = "disabled"; 139 #address-cells = <1>; 140 #size-cells = <0>; 141 }; 142 143 ccu: clock@1c20000 { 144 compatible = "allwinner,sun8i-r40-ccu"; 145 reg = <0x01c20000 0x400>; 146 clocks = <&osc24M>, <&osc32k>; 147 clock-names = "hosc", "losc"; 148 #clock-cells = <1>; 149 #reset-cells = <1>; 150 }; 151 152 pio: pinctrl@1c20800 { 153 compatible = "allwinner,sun8i-r40-pinctrl"; 154 reg = <0x01c20800 0x400>; 155 interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>; 156 /* apb should be replaced once CCU is implemented */ 157 clocks = <&osc24M>, <&osc24M>, <&osc32k>; 158 clock-names = "apb", "hosc", "losc"; 159 gpio-controller; 160 interrupt-controller; 161 #interrupt-cells = <3>; 162 #gpio-cells = <3>; 163 164 i2c0_pins: i2c0_pins { 165 pins = "PB0", "PB1"; 166 function = "i2c0"; 167 bias-pull-up; 168 }; 169 170 mmc0_pins: mmc0-pins { 171 pins = "PF0", "PF1", "PF2", 172 "PF3", "PF4", "PF5"; 173 function = "mmc0"; 174 drive-strength = <30>; 175 bias-pull-up; 176 }; 177 178 uart0_pb_pins: uart0_pb_pins { 179 pins = "PB22", "PB23"; 180 function = "uart0"; 181 bias-pull-up; 182 }; 183 }; 184 185 uart0: serial@1c28000 { 186 compatible = "snps,dw-apb-uart"; 187 reg = <0x01c28000 0x400>; 188 interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>; 189 reg-shift = <2>; 190 reg-io-width = <4>; 191 clocks = <&osc24M>; 192 status = "disabled"; 193 }; 194 195 i2c0: i2c@1c2ac00 { 196 compatible = "allwinner,sun6i-a31-i2c"; 197 reg = <0x01c2ac00 0x400>; 198 interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; 199 clocks = <&osc24M>; 200 status = "disabled"; 201 #address-cells = <1>; 202 #size-cells = <0>; 203 }; 204 205 gic: interrupt-controller@1c81000 { 206 compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic"; 207 reg = <0x01c81000 0x1000>, 208 <0x01c82000 0x1000>, 209 <0x01c84000 0x2000>, 210 <0x01c86000 0x2000>; 211 interrupt-controller; 212 #interrupt-cells = <3>; 213 interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; 214 }; 215 }; 216 217 timer { 218 compatible = "arm,armv7-timer"; 219 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 220 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 221 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 222 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; 223 clock-frequency = <24000000>; 224 arm,cpu-registers-not-fw-configured; 225 }; 226}; 227