pinctrl: mcp23s08: fix comment for mcp23s08_platform_data.base

The comment does not match the driver, which actually supports
automatic assignment. Fix this by updating the comment.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Sebastian Reichel 2017-05-15 11:24:38 +02:00 committed by Linus Walleij
parent d8f4494e70
commit 7f38c5b997

View File

@ -7,11 +7,11 @@ struct mcp23s08_platform_data {
*/
u32 spi_present_mask;
/* "base" is the number of the first GPIO. Dynamic assignment is
* not currently supported, and even if there are gaps in chip
* addressing the GPIO numbers are sequential .. so for example
* if only slaves 0 and 3 are present, their GPIOs range from
* base to base+15 (or base+31 for s17 variant).
/* "base" is the number of the first GPIO or -1 for dynamic
* assignment. If there are gaps in chip addressing the GPIO
* numbers are sequential .. so for example if only slaves 0
* and 3 are present, their GPIOs range from base to base+15
* (or base+31 for s17 variant).
*/
unsigned base;
};