arch/arm/boot/dts/overlays/hifiberry-dacplushd-overlay.dts

   1 // Definitions for HiFiBerry DAC+ HD
   2 /dts-v1/;
   3 /plugin/;
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6
   7 / {
   8         compatible = "brcm,bcm2835";
   9
  10         fragment@0 {
  11                 target = <&i2s>;
  12                 __overlay__ {
  13                         status = "okay";
  14                 };
  15         };
  16
  17         fragment@1 {
  18                 target = <&i2c1>;
  19                 __overlay__ {
  20                         #address-cells = <1>;
  21                         #size-cells = <0>;
  22                         status = "okay";
  23
  24                         pcm1792a@4c {
  25                                 compatible = "ti,pcm1792a";
  26                                 #sound-dai-cells = <0>;
  27                                 #clock-cells = <0>;
  28                                 reg = <0x4c>;
  29                                 status = "okay";
  30                         };
  31                         pll: pll@62 {
  32                                 compatible = "hifiberry,dachd-clk";
  33                                 #clock-cells = <0>;
  34                                 reg = <0x62>;
  35                                 status = "okay";
  36                                 common_pll_regs = [
  37                                         02 53 03 00 07 20 0F 00
  38                                         10 0D 11 1D 12 0D 13 8C
  39                                         14 8C 15 8C 16 8C 17 8C
  40                                         18 2A 1C 00 1D 0F 1F 00
  41                                         2A 00 2C 00 2F 00 30 00
  42                                         31 00 32 00 34 00 37 00
  43                                         38 00 39 00 3A 00 3B 01
  44                                         3E 00 3F 00 40 00 41 00
  45                                         5A 00 5B 00 95 00 96 00
  46                                         97 00 98 00 99 00 9A 00
  47                                         9B 00 A2 00 A3 00 A4 00
  48                                         B7 92 ];
  49                                 192k_pll_regs = [
  50                                         1A 0C 1B 35 1E F0 20 09
  51                                         21 50 2B 02 2D 10 2E 40
  52                                         33 01 35 22 36 80 3C 22
  53                                         3D 46 ];
  54                                 96k_pll_regs = [
  55                                         1A 0C 1B 35 1E F0 20 09
  56                                         21 50 2B 02 2D 10 2E 40
  57                                         33 01 35 47 36 00 3C 32
  58                                         3D 46 ];
  59                                 48k_pll_regs = [
  60                                         1A 0C 1B 35 1E F0 20 09
  61                                         21 50 2B 02 2D 10 2E 40
  62                                         33 01 35 90 36 00 3C 42
  63                                         3D 46 ];
  64                                 176k4_pll_regs = [
  65                                         1A 3D 1B 09 1E F3 20 13
  66                                         21 75 2B 04 2D 11 2E E0
  67                                         33 02 35 25 36 C0 3C 22
  68                                         3D 7A ];
  69                                 88k2_pll_regs = [
  70                                         1A 3D 1B 09 1E F3 20 13
  71                                         21 75 2B 04 2D 11 2E E0
  72                                         33 01 35 4D 36 80 3C 32
  73                                         3D 7A ];
  74                                 44k1_pll_regs = [
  75                                         1A 3D 1B 09 1E F3 20 13
  76                                         21 75 2B 04 2D 11 2E E0
  77                                         33 01 35 9D 36 00 3C 42
  78                                         3D 7A ];
  79                         };
  80                 };
  81         };
  82
  83         fragment@2 {
  84                 target = <&sound>;
  85                 __overlay__ {
  86                         compatible = "hifiberry,hifiberry-dacplushd";
  87                         i2s-controller = <&i2s>;
  88                         clocks = <&pll 0>;
  89                         reset-gpio = <&gpio 16 GPIO_ACTIVE_LOW>;
  90                         status = "okay";
  91                 };
  92         };
  93
  94 };