1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au> 4 */ 5 6/ { 7 #address-cells = <1>; 8 #size-cells = <1>; 9 interrupt-parent = <&intc>; 10 11 cpus { 12 #address-cells = <1>; 13 #size-cells = <0>; 14 15 cpu@0 { 16 compatible = "arm,arm926ej-s"; 17 device_type = "cpu"; 18 reg = <0>; 19 }; 20 }; 21 22 bootrom: bootrom@0 { 23 reg = <0x00000000 0x80000>; 24 }; 25 26 sram: sram@a4000000 { 27 compatible = "mmio-sram"; 28 reg = <0xa4000000 0x20000>; /* 128k */ 29 #address-cells = <1>; 30 #size-cells = <1>; 31 ranges = <0 0xa4000000 0x20000>; 32 33 sram@0 { 34 reg = <0x0 0x20000>; 35 }; 36 }; 37 38 timer_clk: timer_clk { 39 #clock-cells = <0>; 40 compatible = "fixed-clock"; 41 clock-frequency = <32768>; 42 }; 43 44 base_clk: base_clk { 45 #clock-cells = <0>; 46 reg = <0x900b0024 0x4>; 47 }; 48 49 ahb_clk: ahb_clk { 50 #clock-cells = <0>; 51 reg = <0x900b0024 0x4>; 52 clocks = <&base_clk>; 53 }; 54 55 apb_pclk: apb_pclk { 56 #clock-cells = <0>; 57 compatible = "fixed-factor-clock"; 58 clock-div = <2>; 59 clock-mult = <1>; 60 clocks = <&ahb_clk>; 61 }; 62 63 usb_phy: usb_phy { 64 compatible = "usb-nop-xceiv"; 65 #phy-cells = <0>; 66 }; 67 68 vbus_reg: vbus_reg { 69 compatible = "regulator-fixed"; 70 71 regulator-name = "USB VBUS output"; 72 73 regulator-min-microvolt = <5000000>; 74 regulator-max-microvolt = <5000000>; 75 }; 76 77 ahb { 78 compatible = "simple-bus"; 79 #address-cells = <1>; 80 #size-cells = <1>; 81 ranges; 82 83 spi: spi@a9000000 { 84 reg = <0xa9000000 0x1000>; 85 }; 86 87 usb0: usb@b0000000 { 88 compatible = "lsi,zevio-usb"; 89 reg = <0xb0000000 0x1000>; 90 interrupts = <8>; 91 92 usb-phy = <&usb_phy>; 93 vbus-supply = <&vbus_reg>; 94 }; 95 96 usb1: usb@b4000000 { 97 reg = <0xb4000000 0x1000>; 98 interrupts = <9>; 99 status = "disabled"; 100 }; 101 102 lcd: lcd@c0000000 { 103 compatible = "arm,pl111", "arm,primecell"; 104 reg = <0xc0000000 0x1000>; 105 interrupts = <21>; 106 107 /* 108 * We assume the same clock is fed to APB and CLCDCLK. 109 * There is some code to scale the clock down by a factor 110 * 48 for the display so likely the frequency to the 111 * display is 1MHz and the CLCDCLK is 48 MHz. 112 */ 113 clocks = <&apb_pclk>, <&apb_pclk>; 114 clock-names = "clcdclk", "apb_pclk"; 115 }; 116 117 adc: adc@c4000000 { 118 reg = <0xc4000000 0x1000>; 119 interrupts = <11>; 120 }; 121 122 tdes: crypto@c8010000 { 123 reg = <0xc8010000 0x1000>; 124 }; 125 126 sha256: crypto@cc000000 { 127 reg = <0xcc000000 0x1000>; 128 }; 129 130 apb@90000000 { 131 compatible = "simple-bus"; 132 #address-cells = <1>; 133 #size-cells = <1>; 134 clock-ranges; 135 ranges; 136 137 gpio: gpio@90000000 { 138 compatible = "lsi,zevio-gpio"; 139 reg = <0x90000000 0x1000>; 140 interrupts = <7>; 141 gpio-controller; 142 #gpio-cells = <2>; 143 }; 144 145 fast_timer: timer@90010000 { 146 reg = <0x90010000 0x1000>; 147 interrupts = <17>; 148 }; 149 150 uart: serial@90020000 { 151 reg = <0x90020000 0x1000>; 152 interrupts = <1>; 153 }; 154 155 timer0: timer@900c0000 { 156 reg = <0x900c0000 0x1000>; 157 clocks = <&timer_clk>, <&timer_clk>, 158 <&timer_clk>; 159 clock-names = "timer0clk", "timer1clk", 160 "apb_pclk"; 161 }; 162 163 timer1: timer@900d0000 { 164 reg = <0x900d0000 0x1000>; 165 interrupts = <19>; 166 clocks = <&timer_clk>, <&timer_clk>, 167 <&timer_clk>; 168 clock-names = "timer0clk", "timer1clk", 169 "apb_pclk"; 170 }; 171 172 watchdog: watchdog@90060000 { 173 compatible = "arm,sp805", "arm,primecell"; 174 reg = <0x90060000 0x1000>; 175 interrupts = <3>; 176 clocks = <&apb_pclk>, <&apb_pclk>; 177 clock-names = "wdog_clk", "apb_pclk"; 178 status = "disabled"; 179 }; 180 181 rtc: rtc@90090000 { 182 reg = <0x90090000 0x1000>; 183 interrupts = <4>; 184 }; 185 186 misc: misc@900a0000 { 187 compatible = "ti,nspire-misc", "syscon", "simple-mfd"; 188 reg = <0x900a0000 0x1000>; 189 190 reboot { 191 compatible = "syscon-reboot"; 192 offset = <0x08>; 193 value = <0x02>; 194 }; 195 }; 196 197 pwr: pwr@900b0000 { 198 reg = <0x900b0000 0x1000>; 199 interrupts = <15>; 200 }; 201 202 keypad: input@900e0000 { 203 compatible = "ti,nspire-keypad"; 204 reg = <0x900e0000 0x1000>; 205 interrupts = <16>; 206 207 scan-interval = <1000>; 208 row-delay = <200>; 209 210 clocks = <&apb_pclk>; 211 }; 212 213 contrast: contrast@900f0000 { 214 reg = <0x900f0000 0x1000>; 215 }; 216 217 led: led@90110000 { 218 reg = <0x90110000 0x1000>; 219 }; 220 }; 221 }; 222}; 223