diff options
Diffstat (limited to 'os/hal/ports/KINETIS')
-rw-r--r-- | os/hal/ports/KINETIS/K20x/hal_lld.c | 5 | ||||
-rw-r--r-- | os/hal/ports/KINETIS/LLD/hal_usb_lld.h | 27 |
2 files changed, 29 insertions, 3 deletions
diff --git a/os/hal/ports/KINETIS/K20x/hal_lld.c b/os/hal/ports/KINETIS/K20x/hal_lld.c index e6eeed8..594f7af 100644 --- a/os/hal/ports/KINETIS/K20x/hal_lld.c +++ b/os/hal/ports/KINETIS/K20x/hal_lld.c @@ -148,11 +148,10 @@ void k20x_clock_init(void) { * frequency, which would required other registers to be modified.
*/
/* Enable OSC, low power mode */
- MCG->C2 = MCG_C2_LOCRE0 | MCG_C2_EREFS0;
if (KINETIS_XTAL_FREQUENCY > 8000000UL)
- MCG->C2 |= MCG_C2_RANGE0(2);
+ MCG->C2 = MCG_C2_LOCRE0 | MCG_C2_EREFS0 | MCG_C2_RANGE0(2);
else
- MCG->C2 |= MCG_C2_RANGE0(1);
+ MCG->C2 = MCG_C2_LOCRE0 | MCG_C2_EREFS0 | MCG_C2_RANGE0(1);
frdiv = 7;
ratio = KINETIS_XTAL_FREQUENCY / 31250UL;
diff --git a/os/hal/ports/KINETIS/LLD/hal_usb_lld.h b/os/hal/ports/KINETIS/LLD/hal_usb_lld.h index 593ef16..bd4eb39 100644 --- a/os/hal/ports/KINETIS/LLD/hal_usb_lld.h +++ b/os/hal/ports/KINETIS/LLD/hal_usb_lld.h @@ -76,6 +76,13 @@ #define KINETIS_USB_ENDPOINTS USB_MAX_ENDPOINTS+1
#endif
+/**
+ * @brief Host wake-up procedure duration.
+ */
+#if !defined(USB_HOST_WAKEUP_DURATION) || defined(__DOXYGEN__)
+#define USB_HOST_WAKEUP_DURATION 2
+#endif
+
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
@@ -97,6 +104,10 @@ #error "KINETIS_USB_IRQ_VECTOR not defined"
#endif
+#if (USB_HOST_WAKEUP_DURATION < 2) || (USB_HOST_WAKEUP_DURATION > 15)
+#error "invalid USB_HOST_WAKEUP_DURATION setting, it must be between 2 and 15"
+#endif
+
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
@@ -326,6 +337,10 @@ struct USBDriver { * @brief Current USB device configuration.
*/
uint8_t configuration;
+ /**
+ * @brief State of the driver when a suspend happened.
+ */
+ usbstate_t saved_state;
#if defined(USB_DRIVER_EXT_FIELDS)
USB_DRIVER_EXT_FIELDS
#endif
@@ -390,6 +405,18 @@ struct USBDriver { #endif /* KINETIS_USB0_IS_USBOTG */
#endif
+/**
+ * @brief Start of host wake-up procedure.
+ *
+ * @notapi
+ */
+#define usb_lld_wakeup_host(usbp) \
+ do{ \
+ USB0->CTL |= USBx_CTL_RESUME; \
+ osalThreadSleepMilliseconds(USB_HOST_WAKEUP_DURATION); \
+ USB0->CTL &= ~USBx_CTL_RESUME; \
+ } while (false)
+
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
|