arch/arm/boot/dts/exynos4210-origen.dts

   1 /*
   2  * Samsung's Exynos4210 based Origen board device tree source
   3  *
   4  * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
   5  *              http://www.samsung.com
   6  * Copyright (c) 2010-2011 Linaro Ltd.
   7  *              www.linaro.org
   8  *
   9  * Device tree source file for Insignal's Origen board which is based on
  10  * Samsung's Exynos4210 SoC.
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License version 2 as
  14  * published by the Free Software Foundation.
  15 */
  16
  17 /dts-v1/;
  18 #include "exynos4210.dtsi"
  19
  20 / {
  21         model = "Insignal Origen evaluation board based on Exynos4210";
  22         compatible = "insignal,origen", "samsung,exynos4210";
  23
  24         memory {
  25                 reg = <0x40000000 0x10000000
  26                        0x50000000 0x10000000
  27                        0x60000000 0x10000000
  28                        0x70000000 0x10000000>;
  29         };
  30
  31         chosen {
  32                 bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
  33         };
  34
  35         mmc_reg: voltage-regulator {
  36                 compatible = "regulator-fixed";
  37                 regulator-name = "VMEM_VDD_2.8V";
  38                 regulator-min-microvolt = <2800000>;
  39                 regulator-max-microvolt = <2800000>;
  40                 gpio = <&gpx1 1 0>;
  41                 enable-active-high;
  42         };
  43
  44         tmu@100C0000 {
  45                 status = "okay";
  46         };
  47
  48         sdhci@12530000 {
  49                 bus-width = <4>;
  50                 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
  51                 pinctrl-names = "default";
  52                 vmmc-supply = <&mmc_reg>;
  53                 status = "okay";
  54         };
  55
  56         sdhci@12510000 {
  57                 bus-width = <4>;
  58                 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;
  59                 pinctrl-names = "default";
  60                 vmmc-supply = <&mmc_reg>;
  61                 status = "okay";
  62         };
  63
  64         g2d@12800000 {
  65                 status = "okay";
  66         };
  67
  68         codec@13400000 {
  69                 samsung,mfc-r = <0x43000000 0x800000>;
  70                 samsung,mfc-l = <0x51000000 0x800000>;
  71                 status = "okay";
  72         };
  73
  74         serial@13800000 {
  75                 status = "okay";
  76         };
  77
  78         serial@13810000 {
  79                 status = "okay";
  80         };
  81
  82         serial@13820000 {
  83                 status = "okay";
  84         };
  85
  86         serial@13830000 {
  87                 status = "okay";
  88         };
  89
  90         i2c@13860000 {
  91                 status = "okay";
  92                 samsung,i2c-sda-delay = <100>;
  93                 samsung,i2c-max-bus-freq = <20000>;
  94                 pinctrl-0 = <&i2c0_bus>;
  95                 pinctrl-names = "default";
  96
  97                 max8997_pmic@66 {
  98                         compatible = "maxim,max8997-pmic";
  99                         reg = <0x66>;
 100                         interrupt-parent = <&gpx0>;
 101                         interrupts = <4 0>, <3 0>;
 102
 103                         max8997,pmic-buck1-dvs-voltage = <1350000>;
 104                         max8997,pmic-buck2-dvs-voltage = <1100000>;
 105                         max8997,pmic-buck5-dvs-voltage = <1200000>;
 106
 107                         regulators {
 108                                 ldo1_reg: LDO1 {
 109                                         regulator-name = "VDD_ABB_3.3V";
 110                                         regulator-min-microvolt = <3300000>;
 111                                         regulator-max-microvolt = <3300000>;
 112                                 };
 113
 114                                 ldo2_reg: LDO2 {
 115                                         regulator-name = "VDD_ALIVE_1.1V";
 116                                         regulator-min-microvolt = <1100000>;
 117                                         regulator-max-microvolt = <1100000>;
 118                                         regulator-always-on;
 119                                 };
 120
 121                                 ldo3_reg: LDO3 {
 122                                         regulator-name = "VMIPI_1.1V";
 123                                         regulator-min-microvolt = <1100000>;
 124                                         regulator-max-microvolt = <1100000>;
 125                                 };
 126
 127                                 ldo4_reg: LDO4 {
 128                                         regulator-name = "VDD_RTC_1.8V";
 129                                         regulator-min-microvolt = <1800000>;
 130                                         regulator-max-microvolt = <1800000>;
 131                                         regulator-always-on;
 132                                 };
 133
 134                                 ldo6_reg: LDO6 {
 135                                         regulator-name = "VMIPI_1.8V";
 136                                         regulator-min-microvolt = <1800000>;
 137                                         regulator-max-microvolt = <1800000>;
 138                                         regulator-always-on;
 139                                 };
 140
 141                                 ldo7_reg: LDO7 {
 142                                         regulator-name = "VDD_AUD_1.8V";
 143                                         regulator-min-microvolt = <1800000>;
 144                                         regulator-max-microvolt = <1800000>;
 145                                 };
 146
 147                                 ldo8_reg: LDO8 {
 148                                         regulator-name = "VADC_3.3V";
 149                                         regulator-min-microvolt = <3300000>;
 150                                         regulator-max-microvolt = <3300000>;
 151                                 };
 152
 153                                 ldo9_reg: LDO9 {
 154                                         regulator-name = "DVDD_SWB_2.8V";
 155                                         regulator-min-microvolt = <2800000>;
 156                                         regulator-max-microvolt = <2800000>;
 157                                         regulator-always-on;
 158                                 };
 159
 160                                 ldo10_reg: LDO10 {
 161                                         regulator-name = "VDD_PLL_1.1V";
 162                                         regulator-min-microvolt = <1100000>;
 163                                         regulator-max-microvolt = <1100000>;
 164                                         regulator-always-on;
 165                                 };
 166
 167                                 ldo11_reg: LDO11 {
 168                                         regulator-name = "VDD_AUD_3V";
 169                                         regulator-min-microvolt = <3000000>;
 170                                         regulator-max-microvolt = <3000000>;
 171                                 };
 172
 173                                 ldo14_reg: LDO14 {
 174                                         regulator-name = "AVDD18_SWB_1.8V";
 175                                         regulator-min-microvolt = <1800000>;
 176                                         regulator-max-microvolt = <1800000>;
 177                                         regulator-always-on;
 178                                 };
 179
 180                                 ldo17_reg: LDO17 {
 181                                         regulator-name = "VDD_SWB_3.3V";
 182                                         regulator-min-microvolt = <3300000>;
 183                                         regulator-max-microvolt = <3300000>;
 184                                         regulator-always-on;
 185                                 };
 186
 187                                 ldo21_reg: LDO21 {
 188                                         regulator-name = "VDD_MIF_1.2V";
 189                                         regulator-min-microvolt = <1200000>;
 190                                         regulator-max-microvolt = <1200000>;
 191                                         regulator-always-on;
 192                                 };
 193
 194                                 buck1_reg: BUCK1 {
 195                                         /*
 196                                         * HACK: The real name is VDD_ARM_1.2V,
 197                                         * but exynos-cpufreq does not support
 198                                         * DT-based regulator lookup yet.
 199                                         */
 200                                         regulator-name = "vdd_arm";
 201                                         regulator-min-microvolt = <950000>;
 202                                         regulator-max-microvolt = <1350000>;
 203                                         regulator-always-on;
 204                                         regulator-boot-on;
 205                                 };
 206
 207                                 buck2_reg: BUCK2 {
 208                                         regulator-name = "VDD_INT_1.1V";
 209                                         regulator-min-microvolt = <900000>;
 210                                         regulator-max-microvolt = <1100000>;
 211                                         regulator-always-on;
 212                                         regulator-boot-on;
 213                                 };
 214
 215                                 buck3_reg: BUCK3 {
 216                                         regulator-name = "VDD_G3D_1.1V";
 217                                         regulator-min-microvolt = <900000>;
 218                                         regulator-max-microvolt = <1100000>;
 219                                 };
 220
 221                                 buck5_reg: BUCK5 {
 222                                         regulator-name = "VDDQ_M1M2_1.2V";
 223                                         regulator-min-microvolt = <1200000>;
 224                                         regulator-max-microvolt = <1200000>;
 225                                         regulator-always-on;
 226                                 };
 227
 228                                 buck7_reg: BUCK7 {
 229                                         regulator-name = "VDD_LCD_3.3V";
 230                                         regulator-min-microvolt = <3300000>;
 231                                         regulator-max-microvolt = <3300000>;
 232                                         regulator-boot-on;
 233                                         regulator-always-on;
 234                                 };
 235                         };
 236                 };
 237         };
 238
 239         gpio_keys {
 240                 compatible = "gpio-keys";
 241                 #address-cells = <1>;
 242                 #size-cells = <0>;
 243
 244                 up {
 245                         label = "Up";
 246                         gpios = <&gpx2 0 1>;
 247                         linux,code = <103>;
 248                         gpio-key,wakeup;
 249                 };
 250
 251                 down {
 252                         label = "Down";
 253                         gpios = <&gpx2 1 1>;
 254                         linux,code = <108>;
 255                         gpio-key,wakeup;
 256                 };
 257
 258                 back {
 259                         label = "Back";
 260                         gpios = <&gpx1 7 1>;
 261                         linux,code = <158>;
 262                         gpio-key,wakeup;
 263                 };
 264
 265                 home {
 266                         label = "Home";
 267                         gpios = <&gpx1 6 1>;
 268                         linux,code = <102>;
 269                         gpio-key,wakeup;
 270                 };
 271
 272                 menu {
 273                         label = "Menu";
 274                         gpios = <&gpx1 5 1>;
 275                         linux,code = <139>;
 276                         gpio-key,wakeup;
 277                 };
 278         };
 279
 280         leds {
 281                 compatible = "gpio-leds";
 282                 status {
 283                         gpios = <&gpx1 3 1>;
 284                         linux,default-trigger = "heartbeat";
 285                 };
 286         };
 287
 288         fixed-rate-clocks {
 289                 xxti {
 290                         compatible = "samsung,clock-xxti";
 291                         clock-frequency = <0>;
 292                 };
 293
 294                 xusbxti {
 295                         compatible = "samsung,clock-xusbxti";
 296                         clock-frequency = <24000000>;
 297                 };
 298         };
 299
 300         fimd@11c00000 {
 301                 pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
 302                 pinctrl-names = "default";
 303                 status = "okay";
 304         };
 305
 306         display-timings {
 307                 native-mode = <&timing0>;
 308                 timing0: timing {
 309                         clock-frequency = <50000>;
 310                         hactive = <1024>;
 311                         vactive = <600>;
 312                         hfront-porch = <64>;
 313                         hback-porch = <16>;
 314                         hsync-len = <48>;
 315                         vback-porch = <64>;
 316                         vfront-porch = <16>;
 317                         vsync-len = <3>;
 318                 };
 319         };
 320 };