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Add high speed USB support for the UC3 devices containing a high speed USB controller. 

Add device support preprocessor checks and use symbolic bit names in the UC3 platform clock management driver.
This commit is contained in:
Dean Camera 2011-07-14 02:58:07 +00:00
parent 13951ab043
commit f4528c4aef
5 changed files with 96 additions and 58 deletions
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45
LUFA/Drivers/USB/Core/AVR8/Device_AVR8.h
View File

@ -50,6 +50,7 @@
/* Includes: */
#include "../../../../Common/Common.h"
#include "../USBController.h"
#include "../StdDescriptors.h"
#include "../USBInterrupt.h"
#include "../Endpoint.h"
@ -155,34 +156,34 @@
}
#if !defined(NO_SOF_EVENTS)
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
#endif
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Inline Functions: */
#if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
#if defined(USB_DEVICE_OPT_LOWSPEED)
static inline void USB_Device_SetLowSpeed(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_SetLowSpeed(void)
{

66
LUFA/Drivers/USB/Core/UC3/Device_UC3.h
View File

@ -50,6 +50,7 @@
/* Includes: */
#include "../../../../Common/Common.h"
#include "../USBController.h"
#include "../StdDescriptors.h"
#include "../USBInterrupt.h"
#include "../Endpoint.h"
@ -80,6 +81,13 @@
* USB interface should be initialized in full speed (12Mb/s) mode.
*/
#define USB_DEVICE_OPT_FULLSPEED (0 << 0)
#if defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32) || defined(__DOXYGEN__)
/** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
* USB interface should be initialized in high speed (480Mb/s) mode.
*/
#define USB_DEVICE_OPT_HIGHSPEED (1 << 1)
#endif
//@}
#if (!defined(NO_INTERNAL_SERIAL) && \
@ -145,28 +153,28 @@
}
#if !defined(NO_SOF_EVENTS)
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*
* \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
#endif
/* Private Interface - For use in library only: */
@ -175,15 +183,27 @@
static inline void USB_Device_SetLowSpeed(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_SetLowSpeed(void)
{
AVR32_USBB.UDCON.ls = true;
AVR32_USBB.UDCON.ls = true;
}
static inline void USB_Device_SetFullSpeed(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_SetFullSpeed(void)
{
AVR32_USBB.UDCON.ls = false;
AVR32_USBB.UDCON.ls = false;
#if defined(USB_DEVICE_OPT_HIGHSPEED)
AVR32_USBB.UDCON.spdconf = 3;
#endif
}
#if defined(USB_DEVICE_OPT_HIGHSPEED)
static inline void USB_Device_SetHighSpeed(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_SetHighSpeed(void)
{
AVR32_USBB.UDCON.ls = false;
AVR32_USBB.UDCON.spdconf = 0;
}
#endif
static inline void USB_Device_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
static inline void USB_Device_SetDeviceAddress(const uint8_t Address)
{

15
LUFA/Drivers/USB/Core/UC3/USBController_UC3.c
View File

@ -166,9 +166,20 @@ static void USB_Init_Device(void)
#endif
if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
USB_Device_SetLowSpeed();
{
USB_Device_SetLowSpeed();
}
else
USB_Device_SetFullSpeed();
{
#if defined(USB_DEVICE_OPT_HIGHSPEED)
if (USB_Options & USB_DEVICE_OPT_HIGHSPEED)
USB_Device_SetHighSpeed();
else
USB_Device_SetFullSpeed();
#else
USB_Device_SetFullSpeed();
#endif
}
USB_INT_Enable(USB_INT_VBUSTI);

8
LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
View File

@ -92,19 +92,19 @@
* generation module. This indicates that an external oscillator should be used directly instead of an
* internal PLL clock source.
*/
#define USB_OPT_GCLK_SRC_OSC (1 << 1)
#define USB_OPT_GCLK_SRC_OSC (1 << 2)
/** Selects one of the system's PLL oscillators as the input clock to the USB Generic Clock source
* generation module. This indicates that one of the device's PLL outputs should be used instead of an
* external oscillator source.
*/
#define USB_OPT_GCLK_SRC_PLL (0 << 1)
#define USB_OPT_GCLK_SRC_PLL (0 << 2)
/** Selects PLL or External Oscillator 0 as the USB Generic Clock source module input clock. */
#define USB_OPT_GCLK_CHANNEL_0 (1 << 2)
#define USB_OPT_GCLK_CHANNEL_0 (1 << 3)
/** Selects PLL or External Oscillator 1 as the USB Generic Clock source module input clock. */
#define USB_OPT_GCLK_CHANNEL_1 (0 << 2)
#define USB_OPT_GCLK_CHANNEL_1 (0 << 3)
//@}
/** \name Endpoint/Pipe Type Masks */

20
LUFA/Platform/UC3/ClockManagement.h
View File

@ -233,19 +233,19 @@
switch (Source)
{
case CLOCK_SRC_OSC0:
AVR32_PM.GCCTRL[Channel].pllsel = 0;
AVR32_PM.GCCTRL[Channel].pllsel = false;
AVR32_PM.GCCTRL[Channel].oscsel = 0;
break;
case CLOCK_SRC_OSC1:
AVR32_PM.GCCTRL[Channel].pllsel = 0;
AVR32_PM.GCCTRL[Channel].pllsel = false;
AVR32_PM.GCCTRL[Channel].oscsel = 1;
break;
case CLOCK_SRC_PLL0:
AVR32_PM.GCCTRL[Channel].pllsel = 1;
AVR32_PM.GCCTRL[Channel].pllsel = true;
AVR32_PM.GCCTRL[Channel].oscsel = 0;
break;
case CLOCK_SRC_PLL1:
AVR32_PM.GCCTRL[Channel].pllsel = 1;
AVR32_PM.GCCTRL[Channel].pllsel = true;
AVR32_PM.GCCTRL[Channel].oscsel = 1;
break;
default:
@ -291,15 +291,21 @@
switch (Source)
{
#if defined(AVR32_PM_MCCTRL_MCSEL_SLOW)
case CLOCK_SRC_SLOW_CLK:
AVR32_PM.MCCTRL.mcsel = 0;
AVR32_PM.MCCTRL.mcsel = AVR32_PM_MCCTRL_MCSEL_SLOW;
break;
#endif
#if defined(AVR32_PM_MCCTRL_MCSEL_OSC0)
case CLOCK_SRC_OSC0:
AVR32_PM.MCCTRL.mcsel = 1;
AVR32_PM.MCCTRL.mcsel = AVR32_PM_MCCTRL_MCSEL_OSC0;
break;
#endif
#if defined(AVR32_PM_MCCTRL_MCSEL_PLL0)
case CLOCK_SRC_PLL0:
AVR32_PM.MCCTRL.mcsel = 2;
AVR32_PM.MCCTRL.mcsel = AVR32_PM_MCCTRL_MCSEL_PLL0;
break;
#endif
default:
return false;
}