mirror of
https://github.com/torvalds/linux.git
synced 2024-11-19 18:41:48 +00:00
df1e0520f9
This abstracts the hackish padmux API on the U300 platform into something more manageable. It provides a way for drivers to activate/deactivate a certain padmux setting. It will also switch the users of the old API over to using the new style, pushing muxing into the apropriate setup files. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
40 lines
827 B
C
40 lines
827 B
C
/*
|
|
*
|
|
* arch/arm/mach-u300/padmux.h
|
|
*
|
|
*
|
|
* Copyright (C) 2009 ST-Ericsson AB
|
|
* License terms: GNU General Public License (GPL) version 2
|
|
* U300 PADMUX API
|
|
* Author: Martin Persson <martin.persson@stericsson.com>
|
|
*/
|
|
|
|
#ifndef __MACH_U300_PADMUX_H
|
|
#define __MACH_U300_PADMUX_H
|
|
|
|
enum pmx_settings {
|
|
U300_APP_PMX_MMC_SETTING,
|
|
U300_APP_PMX_SPI_SETTING
|
|
};
|
|
|
|
struct pmx_onmask {
|
|
u16 mask; /* Mask bits */
|
|
u16 val; /* Value when active */
|
|
};
|
|
|
|
struct pmx {
|
|
struct device *dev;
|
|
enum pmx_settings setting;
|
|
char *name;
|
|
bool activated;
|
|
bool default_on;
|
|
struct pmx_onmask onmask[];
|
|
};
|
|
|
|
struct pmx *pmx_get(struct device *dev, enum pmx_settings setting);
|
|
int pmx_put(struct device *dev, struct pmx *pmx);
|
|
int pmx_activate(struct device *dev, struct pmx *pmx);
|
|
int pmx_deactivate(struct device *dev, struct pmx *pmx);
|
|
|
|
#endif
|