1/dts-v1/; 2 3#include "jz4780.dtsi" 4#include <dt-bindings/gpio/gpio.h> 5 6/ { 7 compatible = "img,ci20", "ingenic,jz4780"; 8 9 aliases { 10 serial0 = &uart0; 11 serial1 = &uart1; 12 serial3 = &uart3; 13 serial4 = &uart4; 14 }; 15 16 chosen { 17 stdout-path = &uart4; 18 }; 19 20 memory { 21 device_type = "memory"; 22 reg = <0x0 0x10000000 23 0x30000000 0x30000000>; 24 }; 25 26 eth0_power: fixedregulator@0 { 27 compatible = "regulator-fixed"; 28 regulator-name = "eth0_power"; 29 gpio = <&gpb 25 GPIO_ACTIVE_LOW>; 30 enable-active-high; 31 }; 32}; 33 34&ext { 35 clock-frequency = <48000000>; 36}; 37 38&uart0 { 39 status = "okay"; 40 41 pinctrl-names = "default"; 42 pinctrl-0 = <&pins_uart0>; 43}; 44 45&uart1 { 46 status = "okay"; 47 48 pinctrl-names = "default"; 49 pinctrl-0 = <&pins_uart1>; 50}; 51 52&uart3 { 53 status = "okay"; 54 55 pinctrl-names = "default"; 56 pinctrl-0 = <&pins_uart2>; 57}; 58 59&uart4 { 60 status = "okay"; 61 62 pinctrl-names = "default"; 63 pinctrl-0 = <&pins_uart4>; 64}; 65 66&nemc { 67 status = "okay"; 68 69 nandc: nand-controller@1 { 70 compatible = "ingenic,jz4780-nand"; 71 reg = <1 0 0x1000000>; 72 73 #address-cells = <1>; 74 #size-cells = <0>; 75 76 ingenic,bch-controller = <&bch>; 77 78 ingenic,nemc-tAS = <10>; 79 ingenic,nemc-tAH = <5>; 80 ingenic,nemc-tBP = <10>; 81 ingenic,nemc-tAW = <15>; 82 ingenic,nemc-tSTRV = <100>; 83 84 /* 85 * Only CLE/ALE are needed for the devices that are connected, rather 86 * than the full address line set. 87 */ 88 pinctrl-names = "default"; 89 pinctrl-0 = <&pins_nemc>; 90 91 nand@1 { 92 reg = <1>; 93 94 nand-ecc-step-size = <1024>; 95 nand-ecc-strength = <24>; 96 nand-ecc-mode = "hw"; 97 nand-on-flash-bbt; 98 99 pinctrl-names = "default"; 100 pinctrl-0 = <&pins_nemc_cs1>; 101 102 partitions { 103 compatible = "fixed-partitions"; 104 #address-cells = <2>; 105 #size-cells = <2>; 106 107 partition@0 { 108 label = "u-boot-spl"; 109 reg = <0x0 0x0 0x0 0x800000>; 110 }; 111 112 partition@0x800000 { 113 label = "u-boot"; 114 reg = <0x0 0x800000 0x0 0x200000>; 115 }; 116 117 partition@0xa00000 { 118 label = "u-boot-env"; 119 reg = <0x0 0xa00000 0x0 0x200000>; 120 }; 121 122 partition@0xc00000 { 123 label = "boot"; 124 reg = <0x0 0xc00000 0x0 0x4000000>; 125 }; 126 127 partition@0x8c00000 { 128 label = "system"; 129 reg = <0x0 0x4c00000 0x1 0xfb400000>; 130 }; 131 }; 132 }; 133 }; 134 135 dm9000@6 { 136 compatible = "davicom,dm9000"; 137 davicom,no-eeprom; 138 139 pinctrl-names = "default"; 140 pinctrl-0 = <&pins_nemc_cs6>; 141 142 reg = <6 0 1 /* addr */ 143 6 2 1>; /* data */ 144 145 ingenic,nemc-tAS = <15>; 146 ingenic,nemc-tAH = <10>; 147 ingenic,nemc-tBP = <20>; 148 ingenic,nemc-tAW = <50>; 149 ingenic,nemc-tSTRV = <100>; 150 151 reset-gpios = <&gpf 12 GPIO_ACTIVE_HIGH>; 152 vcc-supply = <ð0_power>; 153 154 interrupt-parent = <&gpe>; 155 interrupts = <19 4>; 156 }; 157}; 158 159&bch { 160 status = "okay"; 161}; 162 163&pinctrl { 164 pins_uart0: uart0 { 165 function = "uart0"; 166 groups = "uart0-data"; 167 bias-disable; 168 }; 169 170 pins_uart1: uart1 { 171 function = "uart1"; 172 groups = "uart1-data"; 173 bias-disable; 174 }; 175 176 pins_uart2: uart2 { 177 function = "uart2"; 178 groups = "uart2-data", "uart2-hwflow"; 179 bias-disable; 180 }; 181 182 pins_uart4: uart4 { 183 function = "uart4"; 184 groups = "uart4-data"; 185 bias-disable; 186 }; 187 188 pins_nemc: nemc { 189 function = "nemc"; 190 groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe"; 191 bias-disable; 192 }; 193 194 pins_nemc_cs1: nemc-cs1 { 195 function = "nemc-cs1"; 196 groups = "nemc-cs1"; 197 bias-disable; 198 }; 199 200 pins_nemc_cs6: nemc-cs6 { 201 function = "nemc-cs6"; 202 groups = "nemc-cs6"; 203 bias-disable; 204 }; 205}; 206