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STM32 OTG FS Hose and others: Remove some warnings

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This commit is contained in:
Gregory Nutt 2014-04-12 09:58:23 -06:00
parent 4ea66ca8e4
commit bce2e4b7bb
1 changed files with 10 additions and 12 deletions
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22
configs/stm32f4discovery/src/stm32_usb.c
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@ -109,6 +109,7 @@ static int usbhost_waiter(int argc, char *argv[])
ret = CONN_WAIT(g_usbconn, &connected);
DEBUGASSERT(ret == OK);
UNUSED(ret);
connected = !connected;
uvdbg("%s\n", connected ? "connected" : "disconnected");
@ -209,14 +210,14 @@ int stm32_usbhost_initialize(void)
* Enable/disable driving of VBUS 5V output. This function must be provided be
* each platform that implements the STM32 OTG FS host interface
*
* "On-chip 5 V VBUS generation is not supported. For this reason, a charge pump
* or, if 5 V are available on the application board, a basic power switch, must
* be added externally to drive the 5 V VBUS line. The external charge pump can
* be driven by any GPIO output. When the application decides to power on VBUS
* using the chosen GPIO, it must also set the port power bit in the host port
* "On-chip 5 V VBUS generation is not supported. For this reason, a charge pump
* or, if 5 V are available on the application board, a basic power switch, must
* be added externally to drive the 5 V VBUS line. The external charge pump can
* be driven by any GPIO output. When the application decides to power on VBUS
* using the chosen GPIO, it must also set the port power bit in the host port
* control and status register (PPWR bit in OTG_FS_HPRT).
*
* "The application uses this field to control power to this port, and the core
* "The application uses this field to control power to this port, and the core
* clears this bit on an overcurrent condition."
*
* Input Parameters:
@ -232,7 +233,7 @@ int stm32_usbhost_initialize(void)
void stm32_usbhost_vbusdrive(int iface, bool enable)
{
DEBUGASSERT(iface == 0);
if (enable)
{
/* Enable the Power Switch by driving the enable pin low */
@ -240,9 +241,9 @@ void stm32_usbhost_vbusdrive(int iface, bool enable)
stm32_gpiowrite(GPIO_OTGFS_PWRON, false);
}
else
{
{
/* Disable the Power Switch by driving the enable pin high */
stm32_gpiowrite(GPIO_OTGFS_PWRON, true);
}
}
@ -289,6 +290,3 @@ void stm32_usbsuspend(FAR struct usbdev_s *dev, bool resume)
#endif
#endif /* CONFIG_STM32_OTGFS */