diff options
| author | loos <loos@FreeBSD.org> | 2013-12-06 18:09:10 +0000 |
|---|---|---|
| committer | loos <loos@FreeBSD.org> | 2013-12-06 18:09:10 +0000 |
| commit | ae3326fa9bf249382d52d35c3fe52d16fdd40337 (patch) | |
| tree | b8d4e8b7795eca60e66466f7a9d7993e8f1cae7b /sys/arm/ti | |
| parent | 57309a802033303f21366c5b7648094711f59370 (diff) | |
| download | FreeBSD-src-ae3326fa9bf249382d52d35c3fe52d16fdd40337.zip FreeBSD-src-ae3326fa9bf249382d52d35c3fe52d16fdd40337.tar.gz | |
Fix the pin value reading on AM335x. Because of the inverted logic it was
always returning '0' for all the reads, even for the outputs. It is now
known to work with gpioiic(4) and gpioled(4).
Approved by: adrian (mentor)
Tested on: BBB
Diffstat (limited to 'sys/arm/ti')
| -rw-r--r-- | sys/arm/ti/ti_gpio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arm/ti/ti_gpio.c b/sys/arm/ti/ti_gpio.c index 4edb10e..5469d8b 100644 --- a/sys/arm/ti/ti_gpio.c +++ b/sys/arm/ti/ti_gpio.c @@ -543,9 +543,9 @@ ti_gpio_pin_get(device_t dev, uint32_t pin, unsigned int *value) /* Read the value on the pin */ if (val & mask) - *value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAOUT) & mask) ? 1 : 0; - else *value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAIN) & mask) ? 1 : 0; + else + *value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAOUT) & mask) ? 1 : 0; TI_GPIO_UNLOCK(sc); |
