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         regulators {
  36                 compatible = "simple-bus";
  37                 #address-cells = <1>;
  38                 #size-cells = <0>;
  39
  40                 mmc_reg: regulator@0 {
  41                         compatible = "regulator-fixed";
  42                         reg = <0>;
  43                         regulator-name = "VMEM_VDD_2.8V";
  44                         regulator-min-microvolt = <2800000>;
  45                         regulator-max-microvolt = <2800000>;
  46                         gpio = <&gpx1 1 0>;
  47                         enable-active-high;
  48                 };
  49         };
  50
  51         tmu@100C0000 {
  52                 status = "okay";
  53         };
  54
  55         sdhci@12530000 {
  56                 bus-width = <4>;
  57                 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
  58                 pinctrl-names = "default";
  59                 vmmc-supply = <&mmc_reg>;
  60                 status = "okay";
  61         };
  62
  63         sdhci@12510000 {
  64                 bus-width = <4>;
  65                 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;
  66                 pinctrl-names = "default";
  67                 vmmc-supply = <&mmc_reg>;
  68                 status = "okay";
  69         };
  70
  71         g2d@12800000 {
  72                 status = "okay";
  73         };
  74
  75         codec@13400000 {
  76                 samsung,mfc-r = <0x43000000 0x800000>;
  77                 samsung,mfc-l = <0x51000000 0x800000>;
  78                 status = "okay";
  79         };
  80
  81         serial@13800000 {
  82                 status = "okay";
  83         };
  84
  85         serial@13810000 {
  86                 status = "okay";
  87         };
  88
  89         serial@13820000 {
  90                 status = "okay";
  91         };
  92
  93         serial@13830000 {
  94                 status = "okay";
  95         };
  96
  97         i2c@13860000 {
  98                 status = "okay";
  99                 samsung,i2c-sda-delay = <100>;
 100                 samsung,i2c-max-bus-freq = <20000>;
 101                 pinctrl-0 = <&i2c0_bus>;
 102                 pinctrl-names = "default";
 103
 104                 max8997_pmic@66 {
 105                         compatible = "maxim,max8997-pmic";
 106                         reg = <0x66>;
 107                         interrupt-parent = <&gpx0>;
 108                         interrupts = <4 0>, <3 0>;
 109
 110                         max8997,pmic-buck1-dvs-voltage = <1350000>;
 111                         max8997,pmic-buck2-dvs-voltage = <1100000>;
 112                         max8997,pmic-buck5-dvs-voltage = <1200000>;
 113
 114                         regulators {
 115                                 ldo1_reg: LDO1 {
 116                                         regulator-name = "VDD_ABB_3.3V";
 117                                         regulator-min-microvolt = <3300000>;
 118                                         regulator-max-microvolt = <3300000>;
 119                                 };
 120
 121                                 ldo2_reg: LDO2 {
 122                                         regulator-name = "VDD_ALIVE_1.1V";
 123                                         regulator-min-microvolt = <1100000>;
 124                                         regulator-max-microvolt = <1100000>;
 125                                         regulator-always-on;
 126                                 };
 127
 128                                 ldo3_reg: LDO3 {
 129                                         regulator-name = "VMIPI_1.1V";
 130                                         regulator-min-microvolt = <1100000>;
 131                                         regulator-max-microvolt = <1100000>;
 132                                 };
 133
 134                                 ldo4_reg: LDO4 {
 135                                         regulator-name = "VDD_RTC_1.8V";
 136                                         regulator-min-microvolt = <1800000>;
 137                                         regulator-max-microvolt = <1800000>;
 138                                         regulator-always-on;
 139                                 };
 140
 141                                 ldo6_reg: LDO6 {
 142                                         regulator-name = "VMIPI_1.8V";
 143                                         regulator-min-microvolt = <1800000>;
 144                                         regulator-max-microvolt = <1800000>;
 145                                         regulator-always-on;
 146                                 };
 147
 148                                 ldo7_reg: LDO7 {
 149                                         regulator-name = "VDD_AUD_1.8V";
 150                                         regulator-min-microvolt = <1800000>;
 151                                         regulator-max-microvolt = <1800000>;
 152                                 };
 153
 154                                 ldo8_reg: LDO8 {
 155                                         regulator-name = "VADC_3.3V";
 156                                         regulator-min-microvolt = <3300000>;
 157                                         regulator-max-microvolt = <3300000>;
 158                                 };
 159
 160                                 ldo9_reg: LDO9 {
 161                                         regulator-name = "DVDD_SWB_2.8V";
 162                                         regulator-min-microvolt = <2800000>;
 163                                         regulator-max-microvolt = <2800000>;
 164                                         regulator-always-on;
 165                                 };
 166
 167                                 ldo10_reg: LDO10 {
 168                                         regulator-name = "VDD_PLL_1.1V";
 169                                         regulator-min-microvolt = <1100000>;
 170                                         regulator-max-microvolt = <1100000>;
 171                                         regulator-always-on;
 172                                 };
 173
 174                                 ldo11_reg: LDO11 {
 175                                         regulator-name = "VDD_AUD_3V";
 176                                         regulator-min-microvolt = <3000000>;
 177                                         regulator-max-microvolt = <3000000>;
 178                                 };
 179
 180                                 ldo14_reg: LDO14 {
 181                                         regulator-name = "AVDD18_SWB_1.8V";
 182                                         regulator-min-microvolt = <1800000>;
 183                                         regulator-max-microvolt = <1800000>;
 184                                         regulator-always-on;
 185                                 };
 186
 187                                 ldo17_reg: LDO17 {
 188                                         regulator-name = "VDD_SWB_3.3V";
 189                                         regulator-min-microvolt = <3300000>;
 190                                         regulator-max-microvolt = <3300000>;
 191                                         regulator-always-on;
 192                                 };
 193
 194                                 ldo21_reg: LDO21 {
 195                                         regulator-name = "VDD_MIF_1.2V";
 196                                         regulator-min-microvolt = <1200000>;
 197                                         regulator-max-microvolt = <1200000>;
 198                                         regulator-always-on;
 199                                 };
 200
 201                                 buck1_reg: BUCK1 {
 202                                         /*
 203                                         * HACK: The real name is VDD_ARM_1.2V,
 204                                         * but exynos-cpufreq does not support
 205                                         * DT-based regulator lookup yet.
 206                                         */
 207                                         regulator-name = "vdd_arm";
 208                                         regulator-min-microvolt = <950000>;
 209                                         regulator-max-microvolt = <1350000>;
 210                                         regulator-always-on;
 211                                         regulator-boot-on;
 212                                 };
 213
 214                                 buck2_reg: BUCK2 {
 215                                         regulator-name = "VDD_INT_1.1V";
 216                                         regulator-min-microvolt = <900000>;
 217                                         regulator-max-microvolt = <1100000>;
 218                                         regulator-always-on;
 219                                         regulator-boot-on;
 220                                 };
 221
 222                                 buck3_reg: BUCK3 {
 223                                         regulator-name = "VDD_G3D_1.1V";
 224                                         regulator-min-microvolt = <900000>;
 225                                         regulator-max-microvolt = <1100000>;
 226                                 };
 227
 228                                 buck5_reg: BUCK5 {
 229                                         regulator-name = "VDDQ_M1M2_1.2V";
 230                                         regulator-min-microvolt = <1200000>;
 231                                         regulator-max-microvolt = <1200000>;
 232                                         regulator-always-on;
 233                                 };
 234
 235                                 buck7_reg: BUCK7 {
 236                                         regulator-name = "VDD_LCD_3.3V";
 237                                         regulator-min-microvolt = <3300000>;
 238                                         regulator-max-microvolt = <3300000>;
 239                                         regulator-boot-on;
 240                                         regulator-always-on;
 241                                 };
 242                         };
 243                 };
 244         };
 245
 246         gpio_keys {
 247                 compatible = "gpio-keys";
 248                 #address-cells = <1>;
 249                 #size-cells = <0>;
 250
 251                 up {
 252                         label = "Up";
 253                         gpios = <&gpx2 0 1>;
 254                         linux,code = <103>;
 255                         gpio-key,wakeup;
 256                 };
 257
 258                 down {
 259                         label = "Down";
 260                         gpios = <&gpx2 1 1>;
 261                         linux,code = <108>;
 262                         gpio-key,wakeup;
 263                 };
 264
 265                 back {
 266                         label = "Back";
 267                         gpios = <&gpx1 7 1>;
 268                         linux,code = <158>;
 269                         gpio-key,wakeup;
 270                 };
 271
 272                 home {
 273                         label = "Home";
 274                         gpios = <&gpx1 6 1>;
 275                         linux,code = <102>;
 276                         gpio-key,wakeup;
 277                 };
 278
 279                 menu {
 280                         label = "Menu";
 281                         gpios = <&gpx1 5 1>;
 282                         linux,code = <139>;
 283                         gpio-key,wakeup;
 284                 };
 285         };
 286
 287         leds {
 288                 compatible = "gpio-leds";
 289                 status {
 290                         gpios = <&gpx1 3 1>;
 291                         linux,default-trigger = "heartbeat";
 292                 };
 293         };
 294
 295         fixed-rate-clocks {
 296                 xxti {
 297                         compatible = "samsung,clock-xxti";
 298                         clock-frequency = <0>;
 299                 };
 300
 301                 xusbxti {
 302                         compatible = "samsung,clock-xusbxti";
 303                         clock-frequency = <24000000>;
 304                 };
 305         };
 306
 307         fimd@11c00000 {
 308                 pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
 309                 pinctrl-names = "default";
 310                 status = "okay";
 311         };
 312
 313         display-timings {
 314                 native-mode = <&timing0>;
 315                 timing0: timing {
 316                         clock-frequency = <47500000>;
 317                         hactive = <1024>;
 318                         vactive = <600>;
 319                         hfront-porch = <64>;
 320                         hback-porch = <16>;
 321                         hsync-len = <48>;
 322                         vback-porch = <64>;
 323                         vfront-porch = <16>;
 324                         vsync-len = <3>;
 325                 };
 326         };
 327 };