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pinctrl: add a group-specific hog macro

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To create elegant tables for pinmux hogs on the PXA MMP platform,
we need this hog macro that can specify both function and group in
one go.

Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2011-12-14 09:30:08 +01:00
parent 51cd24ee62
commit 23750196ef
1 changed files with 9 additions and 0 deletions
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9
include/linux/pinctrl/machine.h
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@ -73,6 +73,15 @@ struct pinmux_map {
{ .name = a, .ctrl_dev_name = b, .function = c, \
.hog_on_boot = true }
/*
* Convenience macro to map a system function onto a certain pinctrl device
* using a specified group, to be hogged by the pinmux core until the system
* shuts down.
*/
#define PINMUX_MAP_SYS_HOG_GROUP(a, b, c, d) \
{ .name = a, .ctrl_dev_name = b, .function = c, .group = d, \
.hog_on_boot = true }
#ifdef CONFIG_PINMUX
extern int pinmux_register_mappings(struct pinmux_map const *map,