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Setting up lirc and evdev on Le Potato

Install Dependencies

emerge --ask media-tv/v4l-utils app-misc/lirc dev-python/python-evdev

Modprobe kernel modules

modprobe -a ir-nec-decoder ir-rc5-decoder ir-rc6-decoder ir-jvc-decoder ir-sony-decoder ir-rc5-sz-decoder ir-sanyo-decoder ir-mce_kbd-decoder ir-lirc-codec

Get keycodes for each button on your remote

ir-keytable -c -p NEC,RC-5,RC-6,JVC,SONY -t

press buttons and make a list of buttons, keycodes and protocol from output similar to below
```
lirc protocol(nec): scancode = 0x40
```

using the information you gathered created make remote definition https://github.com/torvalds/linux/blob/master/include/uapi/linux/input-event-codes.h:Valid Keycodes

austin@mobilemouse ~/mocp_i2c_lcd_ir_remote $ cat /lib/udev/rc_keymaps/my_remote.toml
[[protocols]]
name = "My_Remote"
protocol = "nec"
variant = "nec32"

[protocols.scancodes]
0x45 = "KEY_POWER"
0x46 = "KEY_MODE"
0x47 = "KEY_MUTE"

0x44 = "KEY_PLAYPAUSE"
0x40 = "KEY_BACK"
0x43 = "KEY_FORWARD"

0x07 = ""
0x15 = "KEY_VOLUMEDOWN"
0x09 = "KEY_VOLUMEUP"

0x16 = "KEY_0"
0x19 = "KEY_SHUFFLE"
0x0d = ""

0x0c = "KEY_1"
0x18 = "KEY_2"
0x5e = "KEY_3"
0x08 = "KEY_4"
0x1c = "KEY_5"
0x5a = "KEY_6"
0x42 = "KEY_7"
0x52 = "KEY_8"
0x4a = "KEY_9"

Clear the keytable and test with your config file

ir-keytable -c -w /lib/udev/rc_keymaps/my_remote.toml -t

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Setting up lirc and evdev on Le Potato

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