1/* 2 * (C) Copyright 2018 Rockchip Electronics Co., Ltd 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7/dts-v1/; 8#include "rk3308.dtsi" 9#include <dt-bindings/input/input.h> 10#include <linux/media-bus-format.h> 11 12/ { 13 model = "Rockchip RK3308 EVB"; 14 compatible = "rockchip,rk3308-evb", "rockchip,rk3308"; 15 16 chosen { 17 stdout-path = "serial2:1500000n8"; 18 }; 19 20 adc-keys0 { 21 compatible = "adc-keys"; 22 io-channels = <&saradc 0>; 23 io-channel-names = "buttons"; 24 poll-interval = <100>; 25 keyup-threshold-microvolt = <1800000>; 26 27 vol-up-key { 28 linux,code = <KEY_VOLUMEUP>; 29 label = "volume up"; 30 press-threshold-microvolt = <18000>; 31 }; 32 }; 33 34 adc-keys1 { 35 compatible = "adc-keys"; 36 io-channels = <&saradc 1>; 37 io-channel-names = "buttons"; 38 poll-interval = <100>; 39 keyup-threshold-microvolt = <1800000>; 40 41 esc-key { 42 linux,code = <KEY_MUTE>; 43 label = "mute"; 44 press-threshold-microvolt = <1130000>; 45 }; 46 47 home-key { 48 linux,code = <KEY_MODE>; 49 label = "mode"; 50 press-threshold-microvolt = <901000>; 51 }; 52 53 menu-key { 54 linux,code = <KEY_PLAY>; 55 label = "play"; 56 press-threshold-microvolt = <624000>; 57 }; 58 59 vol-down-key { 60 linux,code = <KEY_VOLUMEDOWN>; 61 label = "volume down"; 62 press-threshold-microvolt = <300000>; 63 }; 64 65 vol-up-key { 66 linux,code = <KEY_VOLUMEUP>; 67 label = "volume up"; 68 press-threshold-microvolt = <18000>; 69 }; 70 }; 71 72 backlight: backlight { 73 status = "disabled"; 74 compatible = "pwm-backlight"; 75 pwms = <&pwm1 0 25000 0>; 76 brightness-levels = < 77 0 1 2 3 4 5 6 7 78 8 9 10 11 12 13 14 15 79 16 17 18 19 20 21 22 23 80 24 25 26 27 28 29 30 31 81 32 33 34 35 36 37 38 39 82 40 41 42 43 44 45 46 47 83 48 49 50 51 52 53 54 55 84 56 57 58 59 60 61 62 63 85 64 65 66 67 68 69 70 71 86 72 73 74 75 76 77 78 79 87 80 81 82 83 84 85 86 87 88 88 89 90 91 92 93 94 95 89 96 97 98 99 100 101 102 103 90 104 105 106 107 108 109 110 111 91 112 113 114 115 116 117 118 119 92 120 121 122 123 124 125 126 127 93 128 129 130 131 132 133 134 135 94 136 137 138 139 140 141 142 143 95 144 145 146 147 148 149 150 151 96 152 153 154 155 156 157 158 159 97 160 161 162 163 164 165 166 167 98 168 169 170 171 172 173 174 175 99 176 177 178 179 180 181 182 183 100 184 185 186 187 188 189 190 191 101 192 193 194 195 196 197 198 199 102 200 201 202 203 204 205 206 207 103 208 209 210 211 212 213 214 215 104 216 217 218 219 220 221 222 223 105 224 225 226 227 228 229 230 231 106 232 233 234 235 236 237 238 239 107 240 241 242 243 244 245 246 247 108 248 249 250 251 252 253 254 255>; 109 default-brightness-level = <200>; 110 }; 111 112 panel: panel { 113 compatible = "simple-panel"; 114 bus-format = <MEDIA_BUS_FMT_RGB666_1X18>; 115 backlight = <&backlight>; 116 /* enable-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>; */ 117 enable-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>; 118 enable-delay-ms = <20>; 119 reset-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>; 120 reset-value = <0>; 121 reset-delay-ms = <10>; 122 prepare-delay-ms = <20>; 123 unprepare-delay-ms = <20>; 124 disable-delay-ms = <20>; 125 /* spi-sdo-gpios = <&gpio3 RK_PD2 GPIO_ACTIVE_HIGH>; */ 126 spi-sdi-gpios = <&gpio1 RK_PC7 GPIO_ACTIVE_HIGH>; 127 spi-scl-gpios = <&gpio1 RK_PD0 GPIO_ACTIVE_HIGH>; 128 spi-cs-gpios = <&gpio1 RK_PD1 GPIO_ACTIVE_HIGH>; 129 width-mm = <217>; 130 height-mm = <136>; 131 rockchip,data-mapping = "vesa"; 132 rockchip,data-width = <18>; 133 rockchip,output = "rgb"; 134 rgb-mode = "p666"; 135 status = "disabled"; 136 pinctrl-names = "default"; 137 pinctrl-0 = <&spi_init_cmd>; 138 rockchip,cmd-type = "spi"; 139 140 /* type:0 is cmd, 1 is data */ 141 panel-init-sequence = [ 142 /* type delay num val1 val2 val3 */ 143 00 00 01 e0 144 01 00 01 00 145 01 00 01 07 146 01 00 01 0f 147 01 00 01 0d 148 01 00 01 1b 149 01 00 01 0a 150 01 00 01 3c 151 01 00 01 78 152 01 00 01 4a 153 01 00 01 07 154 01 00 01 0e 155 01 00 01 09 156 01 00 01 1b 157 01 00 01 1e 158 01 00 01 0f 159 00 00 01 e1 160 01 00 01 00 161 01 00 01 22 162 01 00 01 24 163 01 00 01 06 164 01 00 01 12 165 01 00 01 07 166 01 00 01 36 167 01 00 01 47 168 01 00 01 47 169 01 00 01 06 170 01 00 01 0a 171 01 00 01 07 172 01 00 01 30 173 01 00 01 37 174 01 00 01 0f 175 176 00 00 01 c0 177 01 00 01 10 178 01 00 01 10 179 180 00 00 01 c1 181 01 00 01 41 182 183 00 00 01 c5 184 01 00 01 00 185 01 00 01 22 186 01 00 01 80 187 188 00 00 01 36 189 01 00 01 48 190 191 00 00 01 3a /* interface mode control */ 192 01 00 01 66 193 194 00 00 01 b0 /* interface mode control */ 195 01 00 01 00 196 197 00 00 01 b1 /* frame rate 70hz */ 198 01 00 01 b0 199 01 00 01 11 200 00 00 01 b4 201 01 00 01 02 202 00 00 01 B6 /* RGB/MCU Interface Control */ 203 01 00 01 32 /* 02 mcu, 32 rgb */ 204 01 00 01 02 205 206 00 00 01 b7 207 01 00 01 c6 208 209 00 00 01 be 210 01 00 01 00 211 01 00 01 04 212 213 00 00 01 e9 214 01 00 01 00 215 216 00 00 01 f7 217 01 00 01 a9 218 01 00 01 51 219 01 00 01 2c 220 01 00 01 82 221 222 00 78 01 11 223 00 00 01 29 224 ]; 225 226 panel-exit-sequence = [ 227 /* type delay num val1 val2 val3 */ 228 00 0a 01 28 229 00 78 01 10 230 ]; 231 232 display-timings { 233 native-mode = <&kd050fwfba002_timing>; 234 235 kd050fwfba002_timing: timing0 { 236 clock-frequency = <11000000>; 237 hactive = <320>; 238 vactive = <480>; 239 hback-porch = <10>; 240 hfront-porch = <4>; 241 vback-porch = <10>; 242 vfront-porch = <4>; 243 hsync-len = <20>; 244 vsync-len = <20>; 245 hsync-active = <0>; 246 vsync-active = <0>; 247 de-active = <0>; 248 pixelclk-active = <0>; 249 }; 250 }; 251 252 port { 253 panel_in_rgb: endpoint { 254 remote-endpoint = <&rgb_out_panel>; 255 }; 256 }; 257 }; 258 259 vdd_log: vdd_core: vdd-core { 260 compatible = "pwm-regulator"; 261 pwms = <&pwm0 0 5000 1>; 262 regulator-name = "vdd_core"; 263 regulator-min-microvolt = <847000>; 264 regulator-max-microvolt = <1366000>; 265 regulator-init-microvolt = <1044000>; 266 regulator-always-on; 267 regulator-boot-on; 268 status = "okay"; 269 }; 270 271}; 272 273&display_subsystem { 274 status = "disabled"; 275}; 276 277&emmc { 278 cap-mmc-highspeed; 279 supports-emmc; 280 non-removable; 281 num-slots = <1>; 282 status = "okay"; 283}; 284 285&pwm0 { 286 status = "okay"; 287}; 288 289&pwm1 { 290 status = "disabled"; 291}; 292 293&saradc { 294 status = "okay"; 295}; 296 297&u2phy { 298 status = "okay"; 299}; 300 301&u2phy_otg { 302 status = "okay"; 303}; 304 305&u2phy_host { 306 status = "okay"; 307}; 308 309&usb_host0_ehci { 310 status = "okay"; 311}; 312 313&usb_host0_ohci { 314 status = "okay"; 315}; 316 317&usb20_otg { 318 status = "okay"; 319}; 320 321&route_rgb { 322 status = "disabled"; 323}; 324 325&vop { 326 status = "disabled"; 327}; 328 329&rgb { 330 status = "disabled"; 331 332 ports { 333 rgb_out: port@1 { 334 reg = <1>; 335 #address-cells = <1>; 336 #size-cells = <0>; 337 338 rgb_out_panel: endpoint@0 { 339 reg = <0>; 340 remote-endpoint = <&panel_in_rgb>; 341 }; 342 }; 343 }; 344}; 345 346&pinctrl { 347 spi_panel { 348 spi_init_cmd: spi-init-cmd { 349 rockchip,pins = 350 /* spi sdi */ 351 <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>, 352 /* spi scl */ 353 <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>, 354 /* spi cs */ 355 <1 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; 356 }; 357 }; 358}; 359