Viewing directory /sys/devices/platform/serial8250/tty/ttyS12

Name	Owner	Permissions
.	root	drwxr-xr-x
..	root	drwxr-xr-x
close_delay	root	drwxr-xr-x
closing_wait	root	drwxr-xr-x
custom_divisor	root	drwxr-xr-x
dev	root	drwxr-xr-x
device	root	drwxr-xr-x
flags	root	drwxr-xr-x
io_type	root	drwxr-xr-x
iomem_base	root	drwxr-xr-x
iomem_reg_shift	root	drwxr-xr-x
irq	root	drwxr-xr-x
line	root	drwxr-xr-x
port	root	drwxr-xr-x
power	root	drwxr-xr-x
subsystem	root	drwxr-xr-x
type	root	drwxr-xr-x
uartclk	root	drwxr-xr-x
uevent	root	drwxr-xr-x
xmit_fifo_size	root	drwxr-xr-x