Author: loos
Date: Fri May 9 13:44:42 2014
New Revision: 265774
URL: http://svnweb.freebsd.org/changeset/base/265774
Log:
When a GPIO pin is set to be turned on by kernel hints (hint.gpio.X.pinon)
make sure the GPIO pin is configured as an output as this is not always the
case.
Modified:
head/sys/mips/atheros/ar71xx_gpio.c
Modified: head/sys/mips/atheros/ar71xx_gpio.c
==============================================================================
--- head/sys/mips/atheros/ar71xx_gpio.c Fri May 9 13:32:36 2014
(r265773)
+++ head/sys/mips/atheros/ar71xx_gpio.c Fri May 9 13:44:42 2014
(r265774)
@@ -437,10 +437,13 @@ ar71xx_gpio_attach(device_t dev)
ar71xx_gpio_pin_configure(sc, &sc->gpio_pins[i], DEFAULT_CAPS);
i++;
}
+ /* Turn on the hinted pins. */
for (i = 0; i < sc->gpio_npins; i++) {
j = sc->gpio_pins[i].gp_pin;
- if ((pinon & (1 << j)) != 0)
+ if ((pinon & (1 << j)) != 0) {
+ ar71xx_gpio_pin_setflags(dev, j, GPIO_PIN_OUTPUT);
ar71xx_gpio_pin_set(dev, j, 1);
+ }
}
device_add_child(dev, "gpioc", device_get_unit(dev));
device_add_child(dev, "gpiobus", device_get_unit(dev));
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