diff options
| author | Alan Cox <alan@linux.intel.com> | 2012-10-29 15:20:40 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-30 14:05:32 -0700 |
| commit | 373bac4cf4c3198cc6d6b9aec7c5d576a06f1f1c (patch) | |
| tree | c9dce84632a196aa2da66446f62235fe179c03ac /Documentation/ABI | |
| parent | 9f1096943a56c35cc85a0729ec759fd8a25e552f (diff) | |
| download | linux-373bac4cf4c3198cc6d6b9aec7c5d576a06f1f1c.tar.gz | |
uart: add other serial core layer get attributes
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-tty | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-tty b/Documentation/ABI/testing/sysfs-tty index 0c430150d929..ad22fb0ee765 100644 --- a/Documentation/ABI/testing/sysfs-tty +++ b/Documentation/ABI/testing/sysfs-tty @@ -26,3 +26,115 @@ Description: UART port in serial_core, that is bound to TTY like ttyS0. uartclk = 16 * baud_base + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/type +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Shows the current tty type for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/line +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Shows the current tty line number for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/port +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Shows the current tty port I/O address for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/irq +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Shows the current primary interrupt for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/flags +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the tty port status flags for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/xmit_fifo_size +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the transmit FIFO size for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/close_delay +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the closing delay time for this port in ms. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/closing_wait +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the close wait time for this port in ms. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/custom_divisor +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the custom divisor if any that is set on this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/io_type +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the I/O type that is to be used with the iomem base + address. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/iomem_base +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + The I/O memory base for this port. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. + +What: /sys/class/tty/ttyS0/iomem_reg_shift +Date: October 2012 +Contact: Alan Cox <alan@linux.intel.com> +Description: + Show the register shift indicating the spacing to be used + for accesses on this iomem address. + + These sysfs values expose the TIOCGSERIAL interface via + sysfs rather than via ioctls. |