diff options
| author | adrian <adrian@FreeBSD.org> | 2012-04-20 22:44:00 +0000 |
|---|---|---|
| committer | adrian <adrian@FreeBSD.org> | 2012-04-20 22:44:00 +0000 |
| commit | 02336162cdc01550209fb04b5e543777ce6fe70c (patch) | |
| tree | 8abd39f654e6f28fcc4bc4a4bbf98f4551c96d0b /sys/mips | |
| parent | 6ad6e04dc4bed223d8545b897162eb2953de8f40 (diff) | |
| download | FreeBSD-src-02336162cdc01550209fb04b5e543777ce6fe70c.zip FreeBSD-src-02336162cdc01550209fb04b5e543777ce6fe70c.tar.gz | |
Allow for a default GPIO pin "high", which is required for some boards
which tie the USB device enable to a GPIO line.
Submitted by: Stefan Bethke <stb@lassitu.de>
Diffstat (limited to 'sys/mips')
| -rw-r--r-- | sys/mips/atheros/ar71xx_gpio.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/mips/atheros/ar71xx_gpio.c b/sys/mips/atheros/ar71xx_gpio.c index 592cd2b..9639d1f 100644 --- a/sys/mips/atheros/ar71xx_gpio.c +++ b/sys/mips/atheros/ar71xx_gpio.c @@ -329,7 +329,7 @@ ar71xx_gpio_attach(device_t dev) struct ar71xx_gpio_softc *sc = device_get_softc(dev); int error = 0; int i, j, maxpin; - int mask; + int mask, pinon; int old = 0; KASSERT((device_get_unit(dev) == 0), @@ -394,6 +394,9 @@ ar71xx_gpio_attach(device_t dev) if (resource_int_value(device_get_name(dev), device_get_unit(dev), "pinmask", &mask) != 0) mask = 0; + if (resource_int_value(device_get_name(dev), device_get_unit(dev), + "pinon", &pinon) != 0) + pinon = 0; device_printf(dev, "gpio pinmask=0x%x\n", mask); for (i = 0, j = 0; j < maxpin; j++) { if ((mask & (1 << j)) == 0) @@ -407,6 +410,11 @@ ar71xx_gpio_attach(device_t dev) i++; } sc->gpio_npins = i; + for (i = 0; i < sc->gpio_npins; i++) { + j = sc->gpio_pins[i].gp_pin; + if ((pinon & (1 << j)) != 0) + 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)); return (bus_generic_attach(dev)); |
