|
| 1 | +{ config, lib, ... }: |
| 2 | + |
| 3 | +let |
| 4 | + cfg = config.hardware.raspberry-pi."4".tc358743; |
| 5 | +in |
| 6 | +{ |
| 7 | + options.hardware = { |
| 8 | + raspberry-pi."4".tc358743 = { |
| 9 | + enable = lib.mkEnableOption '' |
| 10 | + Enable support for the Toshiba TC358743 HDMI-to-CSI-2 converter. |
| 11 | +
|
| 12 | + This can be tested with a plugged in converter device and for example |
| 13 | + running ustreamer (which starts webservice providing a camera stream): |
| 14 | + ''${pkgs.ustreamer}/bin/ustreamer --persistent --dv-timings |
| 15 | + ''; |
| 16 | + }; |
| 17 | + }; |
| 18 | + |
| 19 | + config = lib.mkIf cfg.enable { |
| 20 | + hardware.deviceTree.overlays = [ |
| 21 | + { |
| 22 | + name = "tc358743-overlay"; |
| 23 | + dtsText = '' |
| 24 | + /dts-v1/; |
| 25 | +
|
| 26 | + / { |
| 27 | + compatible = "brcm,bcm2711"; |
| 28 | +
|
| 29 | + fragment@0 { |
| 30 | + target = <0xffffffff>; |
| 31 | +
|
| 32 | + __overlay__ { |
| 33 | + #address-cells = <0x01>; |
| 34 | + #size-cells = <0x00>; |
| 35 | + status = "okay"; |
| 36 | +
|
| 37 | + tc358743@0f { |
| 38 | + compatible = "toshiba,tc358743"; |
| 39 | + reg = <0x0f>; |
| 40 | + status = "okay"; |
| 41 | + clocks = <0x01>; |
| 42 | + clock-names = "refclk"; |
| 43 | +
|
| 44 | + port { |
| 45 | +
|
| 46 | + endpoint { |
| 47 | + remote-endpoint = <0x02>; |
| 48 | + clock-lanes = <0x00>; |
| 49 | + clock-noncontinuous; |
| 50 | + link-frequencies = <0x00 0x1cf7c580>; |
| 51 | + phandle = <0x03>; |
| 52 | + }; |
| 53 | + }; |
| 54 | + }; |
| 55 | + }; |
| 56 | + }; |
| 57 | +
|
| 58 | + fragment@1 { |
| 59 | + target = <0xffffffff>; |
| 60 | +
|
| 61 | + __overlay__ { |
| 62 | + status = "okay"; |
| 63 | +
|
| 64 | + port { |
| 65 | +
|
| 66 | + endpoint { |
| 67 | + remote-endpoint = <0x03>; |
| 68 | + phandle = <0x02>; |
| 69 | + }; |
| 70 | + }; |
| 71 | + }; |
| 72 | + }; |
| 73 | +
|
| 74 | + fragment@2 { |
| 75 | + target = <0x03>; |
| 76 | +
|
| 77 | + __overlay__ { |
| 78 | + data-lanes = <0x01 0x02>; |
| 79 | + }; |
| 80 | + }; |
| 81 | +
|
| 82 | + fragment@3 { |
| 83 | + target = <0x03>; |
| 84 | +
|
| 85 | + __dormant__ { |
| 86 | + data-lanes = <0x01 0x02 0x03 0x04>; |
| 87 | + }; |
| 88 | + }; |
| 89 | +
|
| 90 | + fragment@4 { |
| 91 | + target = <0xffffffff>; |
| 92 | +
|
| 93 | + __overlay__ { |
| 94 | + status = "okay"; |
| 95 | + }; |
| 96 | + }; |
| 97 | +
|
| 98 | + fragment@5 { |
| 99 | + target = <0xffffffff>; |
| 100 | +
|
| 101 | + __overlay__ { |
| 102 | + status = "okay"; |
| 103 | + }; |
| 104 | + }; |
| 105 | +
|
| 106 | + fragment@6 { |
| 107 | + target-path = [2f 00]; |
| 108 | +
|
| 109 | + __overlay__ { |
| 110 | +
|
| 111 | + bridge-clk { |
| 112 | + compatible = "fixed-clock"; |
| 113 | + #clock-cells = <0x00>; |
| 114 | + clock-frequency = <0x19bfcc0>; |
| 115 | + phandle = <0x01>; |
| 116 | + }; |
| 117 | + }; |
| 118 | + }; |
| 119 | +
|
| 120 | + fragment@7 { |
| 121 | + target = <0x02>; |
| 122 | +
|
| 123 | + __overlay__ { |
| 124 | + data-lanes = <0x01 0x02>; |
| 125 | + }; |
| 126 | + }; |
| 127 | +
|
| 128 | + fragment@8 { |
| 129 | + target = <0x02>; |
| 130 | +
|
| 131 | + __dormant__ { |
| 132 | + data-lanes = <0x01 0x02 0x03 0x04>; |
| 133 | + }; |
| 134 | + }; |
| 135 | +
|
| 136 | + __overrides__ { |
| 137 | + 4lane = "\0\0\0\0-2+3-7+8"; |
| 138 | + link-frequency = [00 00 00 03 6c 69 6e 6b 2d 66 72 65 71 75 65 6e 63 69 65 73 23 30 00]; |
| 139 | + }; |
| 140 | +
|
| 141 | + __symbols__ { |
| 142 | + tc358743 = "/fragment@0/__overlay__/tc358743@0f/port/endpoint"; |
| 143 | + csi1_ep = "/fragment@1/__overlay__/port/endpoint"; |
| 144 | + tc358743_clk = "/fragment@6/__overlay__/bridge-clk"; |
| 145 | + }; |
| 146 | +
|
| 147 | + __fixups__ { |
| 148 | + i2c_csi_dsi = "/fragment@0:target:0"; |
| 149 | + csi1 = "/fragment@1:target:0"; |
| 150 | + i2c0if = "/fragment@4:target:0"; |
| 151 | + i2c0mux = "/fragment@5:target:0"; |
| 152 | + }; |
| 153 | +
|
| 154 | + __local_fixups__ { |
| 155 | +
|
| 156 | + fragment@0 { |
| 157 | +
|
| 158 | + __overlay__ { |
| 159 | +
|
| 160 | + tc358743@0f { |
| 161 | + clocks = <0x00>; |
| 162 | +
|
| 163 | + port { |
| 164 | +
|
| 165 | + endpoint { |
| 166 | + remote-endpoint = <0x00>; |
| 167 | + }; |
| 168 | + }; |
| 169 | + }; |
| 170 | + }; |
| 171 | + }; |
| 172 | +
|
| 173 | + fragment@1 { |
| 174 | +
|
| 175 | + __overlay__ { |
| 176 | +
|
| 177 | + port { |
| 178 | +
|
| 179 | + endpoint { |
| 180 | + remote-endpoint = <0x00>; |
| 181 | + }; |
| 182 | + }; |
| 183 | + }; |
| 184 | + }; |
| 185 | +
|
| 186 | + fragment@2 { |
| 187 | + target = <0x00>; |
| 188 | + }; |
| 189 | +
|
| 190 | + fragment@3 { |
| 191 | + target = <0x00>; |
| 192 | + }; |
| 193 | +
|
| 194 | + fragment@7 { |
| 195 | + target = <0x00>; |
| 196 | + }; |
| 197 | +
|
| 198 | + fragment@8 { |
| 199 | + target = <0x00>; |
| 200 | + }; |
| 201 | +
|
| 202 | + __overrides__ { |
| 203 | + link-frequency = <0x00>; |
| 204 | + }; |
| 205 | + }; |
| 206 | + }; |
| 207 | + ''; |
| 208 | + } |
| 209 | + ]; |
| 210 | + }; |
| 211 | +} |
0 commit comments