arch/arm64/boot/dts/renesas/hihope-rev4.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the HiHope RZ/G2H Rev.4.0 and
   4  * HiHope RZ/G2[MN] Rev.3.0/4.0 main board common parts
   5  *
   6  * Copyright (C) 2020 Renesas Electronics Corp.
   7  */
   8
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "hihope-common.dtsi"
  11
  12 / {
  13         audio_clkout: audio-clkout {
  14                 /*
  15                  * This is same as <&rcar_sound 0>
  16                  * but needed to avoid cs2000/rcar_sound probe dead-lock
  17                  */
  18                 compatible = "fixed-clock";
  19                 #clock-cells = <0>;
  20                 clock-frequency = <12288000>;
  21         };
  22
  23         wlan_en_reg: regulator-wlan_en {
  24                 compatible = "regulator-fixed";
  25                 regulator-name = "wlan-en-regulator";
  26                 regulator-min-microvolt = <1800000>;
  27                 regulator-max-microvolt = <1800000>;
  28                 startup-delay-us = <70000>;
  29
  30                 gpio = <&gpio4 6 GPIO_ACTIVE_HIGH>;
  31                 enable-active-high;
  32         };
  33
  34         x1801_clk: x1801-clock {
  35                 compatible = "fixed-clock";
  36                 #clock-cells = <0>;
  37                 clock-frequency = <24576000>;
  38         };
  39 };
  40
  41 &hscif0 {
  42         bluetooth {
  43                 compatible = "ti,wl1837-st";
  44                 enable-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
  45         };
  46 };
  47
  48 &i2c2 {
  49         pinctrl-0 = <&i2c2_pins>;
  50         pinctrl-names = "default";
  51         status = "okay";
  52
  53         cs2000: clk_multiplier@4f {
  54                 #clock-cells = <0>;
  55                 compatible = "cirrus,cs2000-cp";
  56                 reg = <0x4f>;
  57                 clocks = <&audio_clkout>, <&x1801_clk>;
  58                 clock-names = "clk_in", "ref_clk";
  59
  60                 assigned-clocks = <&cs2000>;
  61                 assigned-clock-rates = <24576000>; /* 1/1 divide */
  62         };
  63 };
  64
  65 &pfc {
  66         i2c2_pins: i2c2 {
  67                 groups = "i2c2_a";
  68                 function = "i2c2";
  69         };
  70
  71         sound_clk_pins: sound_clk {
  72                 groups = "audio_clk_a_a", "audio_clk_b_a", "audio_clkout_a";
  73                 function = "audio_clk";
  74         };
  75
  76         sound_pins: sound {
  77                 groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
  78                 function = "ssi";
  79         };
  80 };
  81
  82 &rcar_sound {
  83         pinctrl-0 = <&sound_pins>, <&sound_clk_pins>;
  84         pinctrl-names = "default";
  85         status = "okay";
  86
  87         /* Single DAI */
  88         #sound-dai-cells = <0>;
  89
  90         /* audio_clkout0/1/2/3 */
  91         #clock-cells = <1>;
  92         clock-frequency = <12288000 11289600>;
  93
  94         /*
  95          * Update <audio_clk_b> to <cs2000>
  96          * Switch SW2404 should be at position 1 so that clock from
  97          * CS2000 is connected to AUDIO_CLKB_A
  98          */
  99         clocks = <&cpg CPG_MOD 1005>,
 100                  <&cpg CPG_MOD 1006>, <&cpg CPG_MOD 1007>,
 101                  <&cpg CPG_MOD 1008>, <&cpg CPG_MOD 1009>,
 102                  <&cpg CPG_MOD 1010>, <&cpg CPG_MOD 1011>,
 103                  <&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1013>,
 104                  <&cpg CPG_MOD 1014>, <&cpg CPG_MOD 1015>,
 105                  <&cpg CPG_MOD 1022>, <&cpg CPG_MOD 1023>,
 106                  <&cpg CPG_MOD 1024>, <&cpg CPG_MOD 1025>,
 107                  <&cpg CPG_MOD 1026>, <&cpg CPG_MOD 1027>,
 108                  <&cpg CPG_MOD 1028>, <&cpg CPG_MOD 1029>,
 109                  <&cpg CPG_MOD 1030>, <&cpg CPG_MOD 1031>,
 110                  <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
 111                  <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
 112                  <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
 113                  <&audio_clk_a>, <&cs2000>,
 114                  <&audio_clk_c>,
 115                  <&cpg CPG_CORE CPG_AUDIO_CLK_I>;
 116
 117         rsnd_port: port {
 118                 rsnd_endpoint: endpoint {
 119                         remote-endpoint = <&dw_hdmi0_snd_in>;
 120
 121                         dai-format = "i2s";
 122                         bitclock-master = <&rsnd_endpoint>;
 123                         frame-master = <&rsnd_endpoint>;
 124
 125                         playback = <&ssi2>;
 126                 };
 127         };
 128 };