arch/arm/boot/dts/ste-nomadik-nhk15.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree for the ST-Ericsson Nomadik S8815 board
   4  * Produced by Calao Systems
   5  */
   6
   7 /dts-v1/;
   8 #include <dt-bindings/interrupt-controller/irq.h>
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "ste-nomadik-stn8815.dtsi"
  11
  12 / {
  13         model = "Nomadik STN8815NHK";
  14         compatible = "st,nomadik-nhk-15";
  15
  16         chosen {
  17                 bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
  18         };
  19
  20         aliases {
  21                 serial0 = &uart0;
  22                 serial1 = &uart1;
  23                 stmpe-i2c0 = &stmpe0;
  24                 stmpe-i2c1 = &stmpe1;
  25         };
  26
  27         pinctrl {
  28                 uart0 {
  29                         uart0_nhk_mode: uart0_mux {
  30                                 u0_default_mux {
  31                                         function = "u0";
  32                                         groups = "u0txrx_a_1", "u0ctsrts_a_1";
  33                                 };
  34                         };
  35                 };
  36
  37                 stmpe2401_1 {
  38                         stmpe2401_1_nhk_mode: stmpe2401_1_nhk {
  39                                 nhk_cfg1 {
  40                                         pins = "GPIO76_B20"; // IRQ line
  41                                         ste,input = <0>;
  42                                 };
  43                                 nhk_cfg2 {
  44                                         pins = "GPIO77_B8"; // reset line
  45                                         ste,output = <1>;
  46                                 };
  47                         };
  48                 };
  49                 stmpe2401_2 {
  50                         stmpe2401_2_nhk_mode: stmpe2401_2_nhk {
  51                                 nhk_cfg1 {
  52                                         pins = "GPIO78_A8"; // IRQ line
  53                                         ste,input = <0>;
  54                                 };
  55                                 nhk_cfg2 {
  56                                         pins = "GPIO79_C9"; // reset line
  57                                         ste,output = <1>;
  58                                 };
  59                         };
  60                 };
  61                 lis3lv02dl {
  62                         lis3lv02dl_nhk_mode: lis3lv02dl_nhk {
  63                                 nhk_cfg1 {
  64                                         pins = "GPIO82_C10"; // IRQ line
  65                                         ste,input = <0>;
  66                                 };
  67                         };
  68                 };
  69         };
  70         src@101e0000 {
  71                 /* These chrystal outputs are not used on this board */
  72                 disable-sxtalo;
  73                 disable-mxtalo;
  74         };
  75
  76         /* This is where the interrupt is routed on the NHK-15 debug board */
  77         external-bus@34000000 {
  78                 compatible = "simple-bus";
  79                 reg = <0x34000000 0x1000000>;
  80                 #address-cells = <1>;
  81                 #size-cells = <1>;
  82                 ranges = <0 0x34000000 0x1000000>;
  83                 ethernet@300 {
  84                         compatible = "smsc,lan91c111";
  85                         reg = <0x300 0x0fd00>;
  86                         reg-io-width = <2>;
  87                         reset-gpios = <&stmpe_gpio44 10 GPIO_ACTIVE_HIGH>;
  88                         interrupt-parent = <&stmpe_gpio44>;
  89                         interrupts = <11 IRQ_TYPE_EDGE_RISING>;
  90                 };
  91         };
  92
  93         i2c0 {
  94                 lis3lv02dl@1d {
  95                         /* Accelerometer */
  96                         compatible = "st,lis3lv02dl-accel";
  97                         interrupt-parent = <&gpio2>;
  98                         interrupts = <18 IRQ_TYPE_EDGE_RISING>; // GPIO 82
  99                         pinctrl-0 = <&lis3lv02dl_nhk_mode>;
 100                         pinctrl-names = "default";
 101                         reg = <0x1d>;
 102                 };
 103                 stmpe0: stmpe2401@43 {
 104                         compatible = "st,stmpe2401";
 105                         reg = <0x43>;
 106                         reset-gpios = <&gpio2 13 GPIO_ACTIVE_LOW>; // GPIO77
 107                         interrupts = <12 IRQ_TYPE_EDGE_FALLING>; // GPIO76
 108                         interrupt-parent = <&gpio2>;
 109                         interrupt-controller;
 110                         wakeup-source;
 111                         pinctrl-names = "default";
 112                         pinctrl-0 = <&stmpe2401_1_nhk_mode>;
 113                         stmpe_gpio43: stmpe_gpio {
 114                                 compatible = "st,stmpe-gpio";
 115                                 gpio-controller;
 116                                 #gpio-cells = <2>;
 117                                 interrupt-controller;
 118                                 #interrupt-cells = <2>;
 119                                 /* Some pins in alternate functions */
 120                                 st,norequest-mask = <0xf0f002>;
 121                         };
 122                         stmpe_keypad {
 123                                 compatible = "st,stmpe-keypad";
 124                                 debounce-interval = <64>;
 125                                 st,scan-count = <8>;
 126                                 st,no-autorepeat;
 127                                 keypad,num-rows = <8>;
 128                                 keypad,num-columns = <8>;
 129                                 linux,keymap = <0x00020072 // Vol down
 130                                                 0x00030073 // Vol up
 131                                                 0x0100009e // Back
 132                                                 0x010100e3 // TV out
 133                                                 0x01020098 // Lock
 134                                                 0x0103013b // Start
 135                                                 0x020000a3 // Next
 136                                                 0x020100a4 // Play
 137                                                 0x020200a5 // Prev
 138                                                 0x02030160 // OK
 139                                                 0x03000069 // Left
 140                                                 0x0301006a // Right
 141                                                 0x03020067 // Up
 142                                                 0x0303006c>; // Down
 143                         };
 144                         stmpe0_pwm: stmpe_pwm {
 145                                 compatible = "st,stmpe-pwm";
 146                                 #pwm-cells = <2>;
 147                         };
 148                 };
 149                 stmpe1: stmpe2401@44 {
 150                         compatible = "st,stmpe2401";
 151                         reg = <0x44>;
 152                         reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; // GPIO79
 153                         interrupts = <14 IRQ_TYPE_EDGE_FALLING>; // GPIO78
 154                         interrupt-parent = <&gpio2>;
 155                         interrupt-controller;
 156                         wakeup-source;
 157                         pinctrl-names = "default";
 158                         pinctrl-0 = <&stmpe2401_2_nhk_mode>;
 159                         stmpe_gpio44: stmpe_gpio {
 160                                 compatible = "st,stmpe-gpio";
 161                                 gpio-controller;
 162                                 #gpio-cells = <2>;
 163                                 interrupt-controller;
 164                                 #interrupt-cells = <2>;
 165                                 /*
 166                                  * This will turn off SATA so that MMC/SD
 167                                  * can thrive
 168                                  */
 169                                 mmcsd-gpio {
 170                                         gpio-hog;
 171                                         gpios = <2 0x0>;
 172                                         output-low;
 173                                         line-name = "SATA EN";
 174                                 };
 175                         };
 176                 };
 177         };
 178
 179         amba {
 180                 clcd@10120000 {
 181                         status = "okay";
 182                         pinctrl-names = "default";
 183                         pinctrl-0 = <&clcd_24bit_mux>;
 184                         port {
 185                                 nomadik_clcd_pads: endpoint {
 186                                         remote-endpoint = <&nomadik_clcd_panel>;
 187                                         arm,pl11x,tft-r0g0b0-pads = <16 8 0>;
 188                                 };
 189                         };
 190
 191                         /*
 192                          * WVGA connector 21
 193                          * WVGA (800x480): 4.3" TPG110 TDO43MTEA2 24-bit RGB
 194                          * with TPO touch screen.
 195                          */
 196                         panel {
 197                                 compatible = "tpo,tpg110", "panel-dpi";
 198                                 grestb-gpios = <&stmpe_gpio44 5 GPIO_ACTIVE_LOW>;
 199                                 scen-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 200                                 scl-gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
 201                                 sda-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
 202                                 backlight = <&bl>;
 203
 204                                 port {
 205                                         nomadik_clcd_panel: endpoint {
 206                                                 remote-endpoint = <&nomadik_clcd_pads>;
 207                                         };
 208                                 };
 209
 210                                 panel-timing {
 211                                         clock-frequency = <33200000>;
 212                                         hactive = <800>;
 213                                         hback-porch = <216>;
 214                                         hfront-porch = <40>;
 215                                         hsync-len = <1>;
 216                                         vactive = <480>;
 217                                         vback-porch = <35>;
 218                                         vfront-porch = <10>;
 219                                         vsync-len = <1>;
 220                                 };
 221                         };
 222                 };
 223
 224                 /* Activate RX/TX and CTS/RTS on UART 0 */
 225                 uart0: uart@101fd000 {
 226                         pinctrl-names = "default";
 227                         pinctrl-0 = <&uart0_nhk_mode>;
 228                         status = "okay";
 229                 };
 230                 mmcsd: sdi@101f6000 {
 231                         cd-gpios = <&stmpe_gpio44 7 GPIO_ACTIVE_LOW>;
 232                         wp-gpios = <&stmpe_gpio44 18 GPIO_ACTIVE_HIGH>;
 233                 };
 234         };
 235
 236         bl: backlight {
 237                 compatible = "pwm-backlight";
 238                 pwms = <&stmpe0_pwm 0 500000>;
 239                 pwm-names = "backlight";
 240                 brightness-levels = <
 241                         0  1  2  3  4  5  6  7  8  9
 242                         10 11 12 13 14 15 16 17 18 19
 243                         20 21 22 23 24 25 26 27 28 29
 244                         30 31 32 33 34 35 36 37 38 39
 245                         40 41 42 43 44 45 46 47 48 49
 246                         50 51 52 53 54 55 56 57 58 59
 247                         60 61 62 63 64 65 66 67 68 69
 248                         70 71 72 73 74 75 76 77 78 79
 249                         80 81 82 83 84 85 86 87 88 89
 250                         90 91 92 93 94 95 96 97 98 99
 251                         100
 252                 >;
 253                 default-brightness-level = <100>;
 254         };
 255 };