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lf-6.6.y
linux-imx/Documentation/ABI/testing/debugfs-moxtet
Marek Behún b37c384843 treewide: change my e-mail address, fix my name 
Change my e-mail address to kabel@kernel.org, and fix my name in
non-code parts (add diacritical mark).

Link: https://lkml.kernel.org/r/20210325171123.28093-2-kabel@kernel.org
Signed-off-by: Marek Behún <kabel@kernel.org>
Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-04-09 14:54:23 -07:00

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What: /sys/kernel/debug/moxtet/input Date: March 2019 KernelVersion: 5.3 Contact: Marek Behún kabel@kernel.org Description: (Read) Read input from the shift registers, in hexadecimal. Returns N+1 bytes, where N is the number of Moxtet connected modules. The first byte is from the CPU board itself.

	Example::

		101214

	==  =======================================
	10  CPU board with SD card
	12  2 = PCIe module, 1 = IRQ not active
	14  4 = Peridot module, 1 = IRQ not active
	==  =======================================

What: /sys/kernel/debug/moxtet/output Date: March 2019 KernelVersion: 5.3 Contact: Marek Behún kabel@kernel.org Description: (RW) Read last written value to the shift registers, in hexadecimal, or write values to the shift registers, also in hexadecimal.

	Example::

	    0102

	==  ================================================
	01  01 was last written, or is to be written, to the
	    first module's shift register
	02  the same for second module
	==  ================================================