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| author | loos <loos@FreeBSD.org> | 2014-10-28 18:33:59 +0000 |
|---|---|---|
| committer | loos <loos@FreeBSD.org> | 2014-10-28 18:33:59 +0000 |
| commit | 7dd1b73c3843393e02fb47a35ad7b9bf4dac7c2f (patch) | |
| tree | d80aa712cc7a8f76cb28507a8696a187f0a27495 /sys/arm/lpc | |
| parent | ae007aae20de488c994d204240aa025651e5ca22 (diff) | |
| download | FreeBSD-src-7dd1b73c3843393e02fb47a35ad7b9bf4dac7c2f.zip FreeBSD-src-7dd1b73c3843393e02fb47a35ad7b9bf4dac7c2f.tar.gz | |
Make the GPIO children attach to the first unit available and not only to
unit 0.
It seems that this 'simplification' was copied to all GPIO drivers in tree.
This fix a bug where a GPIO controller could fail to attach its children
(gpioc and gpiobus) if another GPIO driver attach first.
Diffstat (limited to 'sys/arm/lpc')
| -rw-r--r-- | sys/arm/lpc/lpc_gpio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arm/lpc/lpc_gpio.c b/sys/arm/lpc/lpc_gpio.c index b2310cb..d9536a7 100644 --- a/sys/arm/lpc/lpc_gpio.c +++ b/sys/arm/lpc/lpc_gpio.c @@ -192,8 +192,8 @@ lpc_gpio_attach(device_t dev) lpc_gpio_sc = sc; - device_add_child(dev, "gpioc", device_get_unit(dev)); - device_add_child(dev, "gpiobus", device_get_unit(dev)); + device_add_child(dev, "gpioc", -1); + device_add_child(dev, "gpiobus", -1); return (bus_generic_attach(dev)); } |
