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Author: User
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# Cat/proc/devices

Character devices:
1 mem
2 Pty
3 ttyp
4/dev/VC/0
4 tty
5/dev/tty
5/dev/console
5/dev/ptmx
7 VCs
10 Misc
13 Input
21 SG
29 FB
81 video4linux
90 MTD
128 PTM
136 PTS
180 USB
189 usb_device
204 ttysac
253 led_drv
254 rtc

Block devices:
259 blkext
7 Loop
8 SD
31 mtdblock
65 SD
66 SD
67 SD
68 SD
69 SD
70 SD
71 SD
128 SD
129 SD
130 SD
131 SD
132 SD
133 SD
134 SD
135 SD
179 MMC

This command lists the devices currently supported by the kernel. The number column is the master device number, followed by the device name.

Video learning note

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