libcpu/m68k/mcf5206/clock/ckinit.c: Fix warnings

c/src/lib/libcpu/m68k/mcf5206/clock/ckinit.c

@@ -3,7 +3,9 @@
  *
  *  This driver initailizes timer1 on the MCF5206E as the
  *  main system clock
- *
+ */
+
+/*
  *  Author: Victor V. Vengerov <vvv@oktet.ru>
  *
  *  Based on work:
@@ -29,27 +31,9 @@
  */
 volatile uint32_t   Clock_driver_ticks;
 
-
-/*
- * These are set by clock driver during its init
- */
-
-rtems_device_major_number rtems_clock_major = ~0;
-rtems_device_minor_number rtems_clock_minor;
-
 rtems_isr (*rtems_clock_hook)(rtems_vector_number) = NULL;
 
-/* Clock_isr --
+static rtems_isr
- *     This handles the timer interrupt by clearing the timer's interrupt
- *     flag and announcing the clock tick to the system.
- *
- * PARAMETERS:
- *     vector - timer interrupt vector number
- *
- * RETURNS:
- *     none
- */
-rtems_isr
 Clock_isr (rtems_vector_number vector)
 {
   /* Clear pending interrupt... */
@@ -62,21 +46,8 @@ Clock_isr (rtems_vector_number vector)
       rtems_clock_hook(vector);
 }
 
-
-/* Clock_exit --
- *     This shuts down the timer if it was enabled and removes it
- *     from the MCF5206E interrupt mask.
- *
- * PARAMETERS:
- *     none
- *
- * RETURNS:
- *     none
- */
 void
 Clock_exit(void)
-{
-    if (rtems_configuration_get_ticks_per_timeslice())
 {
   /* disable all timer1 interrupts */
   *MCF5206E_IMR(MBAR) |= MCF5206E_INTR_BIT(MCF5206E_INTR_TIMER_1);
@@ -87,25 +58,13 @@ Clock_exit(void)
   /* clear pending */
   *MCF5206E_TER(MBAR,1) = MCF5206E_TER_REF | MCF5206E_TER_CAP;
 }
-}
 
 
-/* Install_clock --
- *     This initialises timer1 with the BSP timeslice config value
- *     as a reference and sets up the interrupt handler for clock ticks.
- *
- * PARAMETERS:
- *     clock_isr - clock interrupt handler routine
- *
- * RETURNS:
- *     none.
- */
 static void
 Install_clock(rtems_isr_entry clock_isr)
 {
   Clock_driver_ticks = 0;
-    if (rtems_configuration_get_ticks_per_timeslice())
+
-    {
   /* Configure timer1 interrupts */
   *MCF5206E_ICR(MBAR,MCF5206E_INTR_TIMER_1) =
       MCF5206E_ICR_AVEC |
@@ -141,22 +100,7 @@ Install_clock(rtems_isr_entry clock_isr)
   /* Register the driver exit procedure so we can shutdown */
   atexit(Clock_exit);
 }
-}
 
-
-/* Clock_initialize --
- *     This is called to setup the clock driver. It calls the hardware
- *     setup function and make the driver major/minor values available
- *     for other.
- *
- * PARAMETERS:
- *     major - clock device major number
- *     minor - clock device minor number
- *     pargp - device driver initialization argument (not used)
- *
- * RETURNS:
- *     RTEMS status code
- */
 rtems_device_driver
 Clock_initialize(rtems_device_major_number major,
                  rtems_device_minor_number minor,
@@ -164,9 +108,5 @@ Clock_initialize(rtems_device_major_number major,
 {
   Install_clock (Clock_isr);
 
-    /* Make major/minor avail to others such as shared memory driver */
-    rtems_clock_major = major;
-    rtems_clock_minor = minor;
-
   return RTEMS_SUCCESSFUL;
 }