Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 1 | /* |
| 2 | * Device Tree Source for AMCC Acadia (405EZ) |
| 3 | * |
| 4 | * Copyright IBM Corp. 2008 |
| 5 | * |
| 6 | * This file is licensed under the terms of the GNU General Public License |
| 7 | * version 2. This program is licensed "as is" without any warranty of any |
| 8 | * kind, whether express or implied. |
| 9 | */ |
| 10 | |
| 11 | /dts-v1/; |
| 12 | |
| 13 | / { |
| 14 | #address-cells = <1>; |
| 15 | #size-cells = <1>; |
| 16 | model = "amcc,acadia"; |
| 17 | compatible = "amcc,acadia"; |
| 18 | dcr-parent = <&{/cpus/cpu@0}>; |
| 19 | |
| 20 | aliases { |
| 21 | ethernet0 = &EMAC0; |
| 22 | serial0 = &UART0; |
| 23 | serial1 = &UART1; |
| 24 | }; |
| 25 | |
| 26 | cpus { |
| 27 | #address-cells = <1>; |
| 28 | #size-cells = <0>; |
| 29 | |
| 30 | cpu@0 { |
| 31 | device_type = "cpu"; |
| 32 | model = "PowerPC,405EZ"; |
| 33 | reg = <0x0>; |
| 34 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 35 | timebase-frequency = <0>; /* Filled in by wrapper */ |
| 36 | i-cache-line-size = <32>; |
| 37 | d-cache-line-size = <32>; |
| 38 | i-cache-size = <16384>; |
| 39 | d-cache-size = <16384>; |
| 40 | dcr-controller; |
| 41 | dcr-access-method = "native"; |
| 42 | }; |
| 43 | }; |
| 44 | |
| 45 | memory { |
| 46 | device_type = "memory"; |
| 47 | reg = <0x0 0x0>; /* Filled in by wrapper */ |
| 48 | }; |
| 49 | |
| 50 | UIC0: interrupt-controller { |
| 51 | compatible = "ibm,uic-405ez", "ibm,uic"; |
| 52 | interrupt-controller; |
| 53 | dcr-reg = <0x0c0 0x009>; |
| 54 | cell-index = <0>; |
| 55 | #address-cells = <0>; |
| 56 | #size-cells = <0>; |
| 57 | #interrupt-cells = <2>; |
| 58 | }; |
| 59 | |
| 60 | plb { |
| 61 | compatible = "ibm,plb-405ez", "ibm,plb3"; |
| 62 | #address-cells = <1>; |
| 63 | #size-cells = <1>; |
| 64 | ranges; |
| 65 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 66 | |
| 67 | MAL0: mcmal { |
| 68 | compatible = "ibm,mcmal-405ez", "ibm,mcmal"; |
| 69 | dcr-reg = <0x380 0x62>; |
| 70 | num-tx-chans = <1>; |
| 71 | num-rx-chans = <1>; |
| 72 | interrupt-parent = <&UIC0>; |
| 73 | /* 405EZ has only 3 interrupts to the UIC, as |
| 74 | * SERR, TXDE, and RXDE are or'd together into |
| 75 | * one UIC bit |
| 76 | */ |
| 77 | interrupts = < |
| 78 | 0x13 0x4 /* TXEOB */ |
| 79 | 0x15 0x4 /* RXEOB */ |
| 80 | 0x12 0x4 /* SERR, TXDE, RXDE */>; |
| 81 | }; |
| 82 | |
| 83 | POB0: opb { |
| 84 | compatible = "ibm,opb-405ez", "ibm,opb"; |
| 85 | #address-cells = <1>; |
| 86 | #size-cells = <1>; |
| 87 | ranges; |
| 88 | dcr-reg = <0x0a 0x05>; |
| 89 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 90 | |
| 91 | UART0: serial@ef600300 { |
| 92 | device_type = "serial"; |
| 93 | compatible = "ns16550"; |
| 94 | reg = <0xef600300 0x8>; |
| 95 | virtual-reg = <0xef600300>; |
| 96 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 97 | current-speed = <115200>; |
| 98 | interrupt-parent = <&UIC0>; |
| 99 | interrupts = <0x5 0x4>; |
| 100 | }; |
| 101 | |
| 102 | UART1: serial@ef600400 { |
| 103 | device_type = "serial"; |
| 104 | compatible = "ns16550"; |
| 105 | reg = <0xef600400 0x8>; |
| 106 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 107 | current-speed = <115200>; |
| 108 | interrupt-parent = <&UIC0>; |
| 109 | interrupts = <0x6 0x4>; |
| 110 | }; |
| 111 | |
| 112 | IIC: i2c@ef600500 { |
| 113 | compatible = "ibm,iic-405ez", "ibm,iic"; |
| 114 | reg = <0xef600500 0x11>; |
| 115 | interrupt-parent = <&UIC0>; |
| 116 | interrupts = <0xa 0x4>; |
| 117 | }; |
| 118 | |
| 119 | GPIO0: gpio@ef600700 { |
| 120 | compatible = "ibm,gpio-405ez"; |
| 121 | reg = <0xef600700 0x20>; |
| 122 | }; |
| 123 | |
| 124 | GPIO1: gpio@ef600800 { |
| 125 | compatible = "ibm,gpio-405ez"; |
| 126 | reg = <0xef600800 0x20>; |
| 127 | }; |
| 128 | |
| 129 | EMAC0: ethernet@ef600900 { |
| 130 | device_type = "network"; |
| 131 | compatible = "ibm,emac-405ez", "ibm,emac"; |
| 132 | interrupt-parent = <&UIC0>; |
| 133 | interrupts = < |
| 134 | 0x10 0x4 /* Ethernet */ |
| 135 | 0x11 0x4 /* Ethernet Wake up */>; |
| 136 | local-mac-address = [000000000000]; /* Filled in by wrapper */ |
| 137 | reg = <0xef600900 0x70>; |
| 138 | mal-device = <&MAL0>; |
| 139 | mal-tx-channel = <0>; |
| 140 | mal-rx-channel = <0>; |
| 141 | cell-index = <0>; |
| 142 | max-frame-size = <1500>; |
| 143 | rx-fifo-size = <4096>; |
| 144 | tx-fifo-size = <2048>; |
| 145 | phy-mode = "mii"; |
| 146 | phy-map = <0x0>; |
| 147 | }; |
| 148 | |
| 149 | CAN0: can@ef601000 { |
| 150 | compatible = "amcc,can-405ez"; |
| 151 | reg = <0xef601000 0x620>; |
| 152 | interrupt-parent = <&UIC0>; |
| 153 | interrupts = <0x7 0x4>; |
| 154 | }; |
| 155 | |
| 156 | CAN1: can@ef601800 { |
| 157 | compatible = "amcc,can-405ez"; |
| 158 | reg = <0xef601800 0x620>; |
| 159 | interrupt-parent = <&UIC0>; |
| 160 | interrupts = <0x8 0x4>; |
| 161 | }; |
| 162 | |
| 163 | cameleon@ef602000 { |
| 164 | compatible = "amcc,cameleon-405ez"; |
| 165 | reg = <0xef602000 0x800>; |
| 166 | interrupt-parent = <&UIC0>; |
| 167 | interrupts = <0xb 0x4 0xc 0x4>; |
| 168 | }; |
| 169 | |
| 170 | ieee1588@ef602800 { |
| 171 | compatible = "amcc,ieee1588-405ez"; |
| 172 | reg = <0xef602800 0x60>; |
| 173 | interrupt-parent = <&UIC0>; |
| 174 | interrupts = <0x4 0x4>; |
| 175 | /* This thing is a bit weird. It has it's own UIC |
| 176 | * that it uses to generate snapshot triggers. We |
| 177 | * don't really support this device yet, and it needs |
| 178 | * work to figure this out. |
| 179 | */ |
| 180 | dcr-reg = <0xe0 0x9>; |
| 181 | }; |
| 182 | |
| 183 | usb@ef603000 { |
| 184 | compatible = "ohci-be"; |
| 185 | reg = <0xef603000 0x80>; |
| 186 | interrupts-parent = <&UIC0>; |
| 187 | interrupts = <0xd 0x4 0xe 0x4>; |
| 188 | }; |
| 189 | |
| 190 | dac@ef603300 { |
| 191 | compatible = "amcc,dac-405ez"; |
| 192 | reg = <0xef603300 0x40>; |
| 193 | interrupt-parent = <&UIC0>; |
| 194 | interrupts = <0x18 0x4>; |
| 195 | }; |
| 196 | |
| 197 | adc@ef603400 { |
| 198 | compatible = "amcc,adc-405ez"; |
| 199 | reg = <0xef603400 0x40>; |
| 200 | interrupt-parent = <&UIC0>; |
| 201 | interrupts = <0x17 0x4>; |
| 202 | }; |
| 203 | |
| 204 | spi@ef603500 { |
| 205 | compatible = "amcc,spi-405ez"; |
| 206 | reg = <0xef603500 0x100>; |
| 207 | interrupt-parent = <&UIC0>; |
| 208 | interrupts = <0x9 0x4>; |
| 209 | }; |
| 210 | }; |
| 211 | |
| 212 | EBC0: ebc { |
| 213 | compatible = "ibm,ebc-405ez", "ibm,ebc"; |
| 214 | dcr-reg = <0x12 0x2>; |
| 215 | #address-cells = <2>; |
| 216 | #size-cells = <1>; |
| 217 | clock-frequency = <0>; /* Filled in by wrapper */ |
| 218 | }; |
| 219 | }; |
| 220 | |
| 221 | chosen { |
| 222 | linux,stdout-path = "/plb/opb/serial@ef600300"; |
| 223 | }; |
| 224 | }; |