arch/arm/boot/dts/stih407-clock.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2014 STMicroelectronics R&D Limited
   4  */
   5 #include <dt-bindings/clock/stih407-clks.h>
   6 / {
   7         /*
   8          * Fixed 30MHz oscillator inputs to SoC
   9          */
  10         clk_sysin: clk-sysin {
  11                 #clock-cells = <0>;
  12                 compatible = "fixed-clock";
  13                 clock-frequency = <30000000>;
  14         };
  15
  16         clk_tmdsout_hdmi: clk-tmdsout-hdmi {
  17                 #clock-cells = <0>;
  18                 compatible = "fixed-clock";
  19                 clock-frequency = <0>;
  20         };
  21
  22         clocks {
  23                 #address-cells = <1>;
  24                 #size-cells = <1>;
  25                 ranges;
  26
  27                 /*
  28                  * A9 PLL.
  29                  */
  30                 clockgen-a9@92b0000 {
  31                         compatible = "st,clkgen-c32";
  32                         reg = <0x92b0000 0x10000>;
  33
  34                         clockgen_a9_pll: clockgen-a9-pll {
  35                                 #clock-cells = <1>;
  36                                 compatible = "st,stih407-clkgen-plla9";
  37
  38                                 clocks = <&clk_sysin>;
  39                         };
  40
  41                         clk_m_a9: clk-m-a9 {
  42                                 #clock-cells = <0>;
  43                                 compatible = "st,stih407-clkgen-a9-mux";
  44
  45                                 clocks = <&clockgen_a9_pll 0>,
  46                                          <&clockgen_a9_pll 0>,
  47                                          <&clk_s_c0_flexgen 13>,
  48                                          <&clk_m_a9_ext2f_div2>;
  49
  50                                 /*
  51                                  * ARM Peripheral clock for timers
  52                                  */
  53                                 arm_periph_clk: clk-m-a9-periphs {
  54                                         #clock-cells = <0>;
  55                                         compatible = "fixed-factor-clock";
  56
  57                                         clocks = <&clk_m_a9>;
  58                                         clock-div = <2>;
  59                                         clock-mult = <1>;
  60                                 };
  61                         };
  62                 };
  63
  64                 clockgen-a@90ff000 {
  65                         compatible = "st,clkgen-c32";
  66                         reg = <0x90ff000 0x1000>;
  67
  68                         clk_s_a0_pll: clk-s-a0-pll {
  69                                 #clock-cells = <1>;
  70                                 compatible = "st,clkgen-pll0-a0";
  71
  72                                 clocks = <&clk_sysin>;
  73                         };
  74
  75                         clk_s_a0_flexgen: clk-s-a0-flexgen {
  76                                 compatible = "st,flexgen", "st,flexgen-stih407-a0";
  77
  78                                 #clock-cells = <1>;
  79
  80                                 clocks = <&clk_s_a0_pll 0>,
  81                                          <&clk_sysin>;
  82                         };
  83                 };
  84
  85                 clk_s_c0: clockgen-c@9103000 {
  86                         compatible = "st,clkgen-c32";
  87                         reg = <0x9103000 0x1000>;
  88
  89                         clk_s_c0_pll0: clk-s-c0-pll0 {
  90                                 #clock-cells = <1>;
  91                                 compatible = "st,clkgen-pll0-c0";
  92
  93                                 clocks = <&clk_sysin>;
  94                         };
  95
  96                         clk_s_c0_pll1: clk-s-c0-pll1 {
  97                                 #clock-cells = <1>;
  98                                 compatible = "st,clkgen-pll1-c0";
  99
 100                                 clocks = <&clk_sysin>;
 101                         };
 102
 103                         clk_s_c0_quadfs: clk-s-c0-quadfs {
 104                                 #clock-cells = <1>;
 105                                 compatible = "st,quadfs-pll";
 106
 107                                 clocks = <&clk_sysin>;
 108                         };
 109
 110                         clk_s_c0_flexgen: clk-s-c0-flexgen {
 111                                 #clock-cells = <1>;
 112                                 compatible = "st,flexgen", "st,flexgen-stih407-c0";
 113
 114                                 clocks = <&clk_s_c0_pll0 0>,
 115                                          <&clk_s_c0_pll1 0>,
 116                                          <&clk_s_c0_quadfs 0>,
 117                                          <&clk_s_c0_quadfs 1>,
 118                                          <&clk_s_c0_quadfs 2>,
 119                                          <&clk_s_c0_quadfs 3>,
 120                                          <&clk_sysin>;
 121
 122                                 /*
 123                                  * ARM Peripheral clock for timers
 124                                  */
 125                                 clk_m_a9_ext2f_div2: clk-m-a9-ext2f-div2s {
 126                                         #clock-cells = <0>;
 127                                         compatible = "fixed-factor-clock";
 128
 129                                         clocks = <&clk_s_c0_flexgen 13>;
 130
 131                                         clock-output-names = "clk-m-a9-ext2f-div2";
 132
 133                                         clock-div = <2>;
 134                                         clock-mult = <1>;
 135                                 };
 136                         };
 137                 };
 138
 139                 clockgen-d0@9104000 {
 140                         compatible = "st,clkgen-c32";
 141                         reg = <0x9104000 0x1000>;
 142
 143                         clk_s_d0_quadfs: clk-s-d0-quadfs {
 144                                 #clock-cells = <1>;
 145                                 compatible = "st,quadfs-d0";
 146
 147                                 clocks = <&clk_sysin>;
 148                         };
 149
 150                         clk_s_d0_flexgen: clk-s-d0-flexgen {
 151                                 #clock-cells = <1>;
 152                                 compatible = "st,flexgen", "st,flexgen-stih407-d0";
 153
 154                                 clocks = <&clk_s_d0_quadfs 0>,
 155                                          <&clk_s_d0_quadfs 1>,
 156                                          <&clk_s_d0_quadfs 2>,
 157                                          <&clk_s_d0_quadfs 3>,
 158                                          <&clk_sysin>;
 159                         };
 160                 };
 161
 162                 clockgen-d2@9106000 {
 163                         compatible = "st,clkgen-c32";
 164                         reg = <0x9106000 0x1000>;
 165
 166                         clk_s_d2_quadfs: clk-s-d2-quadfs {
 167                                 #clock-cells = <1>;
 168                                 compatible = "st,quadfs-d2";
 169
 170                                 clocks = <&clk_sysin>;
 171                         };
 172
 173                         clk_s_d2_flexgen: clk-s-d2-flexgen {
 174                                 #clock-cells = <1>;
 175                                 compatible = "st,flexgen", "st,flexgen-stih407-d2";
 176
 177                                 clocks = <&clk_s_d2_quadfs 0>,
 178                                          <&clk_s_d2_quadfs 1>,
 179                                          <&clk_s_d2_quadfs 2>,
 180                                          <&clk_s_d2_quadfs 3>,
 181                                          <&clk_sysin>,
 182                                          <&clk_sysin>,
 183                                          <&clk_tmdsout_hdmi>;
 184                         };
 185                 };
 186
 187                 clockgen-d3@9107000 {
 188                         compatible = "st,clkgen-c32";
 189                         reg = <0x9107000 0x1000>;
 190
 191                         clk_s_d3_quadfs: clk-s-d3-quadfs {
 192                                 #clock-cells = <1>;
 193                                 compatible = "st,quadfs-d3";
 194
 195                                 clocks = <&clk_sysin>;
 196                         };
 197
 198                         clk_s_d3_flexgen: clk-s-d3-flexgen {
 199                                 #clock-cells = <1>;
 200                                 compatible = "st,flexgen", "st,flexgen-stih407-d3";
 201
 202                                 clocks = <&clk_s_d3_quadfs 0>,
 203                                          <&clk_s_d3_quadfs 1>,
 204                                          <&clk_s_d3_quadfs 2>,
 205                                          <&clk_s_d3_quadfs 3>,
 206                                          <&clk_sysin>;
 207                         };
 208                 };
 209         };
 210 };