diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-05-26 14:42:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 09:12:41 -0700 |
| commit | 7839ec78214ecf477cc9e2862233b8d9fcf4ec58 (patch) | |
| tree | 2adf5796b9eb1cbae7196f11c0751add4ede9413 /include/asm-generic/gpio.h | |
| parent | 7cfe1395b28c472e569db6595a27bfefb161a7bc (diff) | |
gpiolib: document that names can contain printk format specifiers
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-generic/gpio.h')
| -rw-r--r-- | include/asm-generic/gpio.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h index bc0c14da7162..fb1ecf8baa90 100644 --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -60,7 +60,9 @@ struct module; * @names: if set, must be an array of strings to use as alternative * names for the GPIOs in this chip. Any entry in the array * may be NULL if there is no alias for the GPIO, however the - * array must be @ngpio entries long. + * array must be @ngpio entries long. A name can include a single printk + * format specifier for an unsigned int. It is substituted by the actual + * number of the gpio. * * A gpio_chip can help platforms abstract various sources of GPIOs so * they can all be accessed through a common programing interface. |