diff options
| author | Michael Buesch <mb@bu3sch.de> | 2008-02-19 14:53:35 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-02-20 20:11:49 -0500 |
| commit | c2bcbe65fc88d61f9a806367ff6eab76c9eabb3a (patch) | |
| tree | c882d3016ed4a273b8e7e8fb9b86c1bcb6d6836a /drivers/ssb/driver_chipcommon.c | |
| parent | 42bfad4f71637c4eb4791aa8062063c4a8526522 (diff) | |
ssb: Fix the GPIO API
This fixes the GPIO API to be usable.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb/driver_chipcommon.c')
| -rw-r--r-- | drivers/ssb/driver_chipcommon.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c index 7cc03f2dd5a6..7ea0c0faa9ab 100644 --- a/drivers/ssb/driver_chipcommon.c +++ b/drivers/ssb/driver_chipcommon.c @@ -39,12 +39,14 @@ static inline void chipco_write32(struct ssb_chipcommon *cc, ssb_write32(cc->dev, offset, value); } -static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset, - u32 mask, u32 value) +static inline u32 chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset, + u32 mask, u32 value) { value &= mask; value |= chipco_read32(cc, offset) & ~mask; chipco_write32(cc, offset, value); + + return value; } void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, @@ -355,16 +357,37 @@ u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask) { return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask; } +EXPORT_SYMBOL(ssb_chipco_gpio_in); + +u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value) +{ + return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value); +} +EXPORT_SYMBOL(ssb_chipco_gpio_out); + +u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value) +{ + return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value); +} +EXPORT_SYMBOL(ssb_chipco_gpio_outen); + +u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value) +{ + return chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value); +} +EXPORT_SYMBOL(ssb_chipco_gpio_control); -void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value) +u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value) { - chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value); + return chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value); } +EXPORT_SYMBOL(ssb_chipco_gpio_intmask); -void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value) +u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value) { - chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value); + return chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value); } +EXPORT_SYMBOL(ssb_chipco_gpio_polarity); #ifdef CONFIG_SSB_SERIAL int ssb_chipco_serial_init(struct ssb_chipcommon *cc, |