bsps/powerpc/mpc55xxevb: Address unused parameter warnings

Add "(void) param;" annotation to address unused parameter warnings.
Found with GCC's warning -Wunused-parameter.

bsps/powerpc/mpc55xxevb/clock/clock-config.c

@@ -49,11 +49,15 @@ static rtems_timecounter_simple mpc55xx_tc;
 
 static uint32_t mpc55xx_tc_get(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   return EMIOS.CH [MPC55XX_CLOCK_EMIOS_CHANNEL].CCNTR.R;
 }
 
 static bool mpc55xx_tc_is_pending(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   return EMIOS.CH [MPC55XX_CLOCK_EMIOS_CHANNEL].CSR.B.FLAG != 0;
 }
 
@@ -68,6 +72,8 @@ static uint32_t mpc55xx_tc_get_timecount(struct timecounter *tc)
 
 static void mpc55xx_tc_at_tick(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   union EMIOS_CSR_tag csr = MPC55XX_ZERO_FLAGS;
   csr.B.FLAG = 1;
   EMIOS.CH [MPC55XX_CLOCK_EMIOS_CHANNEL].CSR.R = csr.R;
@@ -162,11 +168,15 @@ static void mpc55xx_clock_initialize(void)
 
 static uint32_t mpc55xx_tc_get(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   return PIT_RTI.CHANNEL [MPC55XX_CLOCK_PIT_CHANNEL].CVAL.R;
 }
 
 static bool mpc55xx_tc_is_pending(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   return PIT_RTI.CHANNEL [MPC55XX_CLOCK_PIT_CHANNEL].TFLG.B.TIF != 0;
 }
 
@@ -181,6 +191,8 @@ static uint32_t mpc55xx_tc_get_timecount(struct timecounter *tc)
 
 static void mpc55xx_tc_at_tick(rtems_timecounter_simple *tc)
 {
+  (void) tc;
+
   volatile PIT_RTI_CHANNEL_tag *channel =
     &PIT_RTI.CHANNEL [MPC55XX_CLOCK_PIT_CHANNEL];
   PIT_RTI_TFLG_32B_tag tflg = { .B = { .TIF = 1 } };

bsps/powerpc/mpc55xxevb/console/console-esci.c

@@ -273,6 +273,8 @@ static int mpc55xx_esci_set_attributes(int minor, const struct termios *t)
 
 static int mpc55xx_esci_first_open(int major, int minor, void *arg)
 {
+  (void) major;
+
   rtems_status_code sc = RTEMS_SUCCESSFUL;
   int rv = 0;
   mpc55xx_esci_context *self = console_generic_get_context(minor);
@@ -310,6 +312,9 @@ static int mpc55xx_esci_first_open(int major, int minor, void *arg)
 
 static int mpc55xx_esci_last_close(int major, int minor, void* arg)
 {
+  (void) major;
+  (void) arg;
+
   mpc55xx_esci_context *self = console_generic_get_context(minor);
 
   mpc55xx_esci_interrupts_disable(self);

bsps/powerpc/mpc55xxevb/console/console-generic.c

@@ -85,6 +85,8 @@ rtems_device_driver console_initialize(
   void *arg
 )
 {
+  (void) arg;
+
   rtems_status_code sc = RTEMS_SUCCESSFUL;
   const console_generic_info *info_table = console_generic_info_table;
   rtems_device_minor_number count = console_generic_info_count;
@@ -146,6 +148,9 @@ rtems_device_driver console_close(
   void *arg
 )
 {
+  (void) major;
+  (void) minor;
+
   return rtems_termios_close(arg);
 }
 
@@ -155,6 +160,9 @@ rtems_device_driver console_read(
   void *arg
 )
 {
+  (void) major;
+  (void) minor;
+
   return rtems_termios_read(arg);
 }
 
@@ -164,6 +172,9 @@ rtems_device_driver console_write(
   void *arg
 )
 {
+  (void) major;
+  (void) minor;
+
   return rtems_termios_write(arg);
 }
 
@@ -173,6 +184,9 @@ rtems_device_driver console_control(
   void *arg
 )
 {
+  (void) major;
+  (void) minor;
+
   return rtems_termios_ioctl(arg);
 }
 

bsps/powerpc/mpc55xxevb/console/console-linflex.c

@@ -255,6 +255,8 @@ static int mpc55xx_linflex_set_attributes(int minor, const struct termios *t)
 
 static int mpc55xx_linflex_first_open(int major, int minor, void *arg)
 {
+  (void) major;
+
   rtems_status_code sc = RTEMS_SUCCESSFUL;
   int rv = 0;
   mpc55xx_linflex_context *self = console_generic_get_context(minor);
@@ -326,6 +328,9 @@ static int mpc55xx_linflex_first_open(int major, int minor, void *arg)
 
 static int mpc55xx_linflex_last_close(int major, int minor, void* arg)
 {
+  (void) major;
+  (void) arg;
+
   rtems_status_code sc = RTEMS_SUCCESSFUL;
   mpc55xx_linflex_context *self = console_generic_get_context(minor);
   volatile LINFLEX_tag *regs = self->regs;

bsps/powerpc/mpc55xxevb/dev/dspi.c

@@ -293,11 +293,15 @@ static rtems_status_code mpc55xx_dspi_send_start( rtems_libi2c_bus_t *bus)
 
 static rtems_status_code mpc55xx_dspi_send_stop( rtems_libi2c_bus_t *bus)
 {
+	(void) bus;
+
 	return RTEMS_SUCCESSFUL;
 }
 
 static rtems_status_code mpc55xx_dspi_send_addr( rtems_libi2c_bus_t *bus, uint32_t addr, int rw)
 {
+	(void) rw;
+
 	mpc55xx_dspi_bus_entry *e = (mpc55xx_dspi_bus_entry *) bus;
 	union DSPI_SR_tag sr = MPC55XX_ZERO_FLAGS;
 

bsps/powerpc/mpc55xxevb/start/edma.c

@@ -73,6 +73,8 @@ static unsigned edma_channel_index_of_tcd(volatile struct tcd_t *edma_tcd)
 static volatile struct EDMA_tag *edma_get_regs_by_module(unsigned module)
 {
 #if EDMA_MODULE_COUNT == 1
+  (void) module;
+
   return &EDMA;
 #elif EDMA_MODULE_COUNT == 2
   return module == 0 ? &EDMA_A : &EDMA_B;
@@ -114,6 +116,8 @@ static void edma_interrupt_handler(void *arg)
 
 static void edma_interrupt_error_handler(void *arg)
 {
+  (void) arg;
+
   rtems_chain_control *chain = &edma_channel_chain;
   rtems_chain_node *node = rtems_chain_first(chain);
   uint32_t error_channels [] = {

bsps/powerpc/mpc55xxevb/start/idle-thread.c

@@ -39,6 +39,8 @@
 
 void *bsp_idle_thread(uintptr_t arg)
 {
+  (void) arg;
+
   while (true) {
     mpc55xx_wait_for_interrupt();
   }

bsps/powerpc/mpc55xxevb/start/irq.c

@@ -123,6 +123,8 @@ rtems_status_code mpc55xx_interrupt_handler_install(
 
 void bsp_interrupt_dispatch(uintptr_t exception_number)
 {
+	(void) exception_number;
+
 	/* Acknowledge interrupt request */
 	rtems_vector_number vector = INTC.IACKR.B.INTVEC;
 
@@ -163,6 +165,8 @@ rtems_status_code bsp_interrupt_get_attributes(
   rtems_interrupt_attributes *attributes
 )
 {
+  (void) vector;
+
   attributes->maximum_priority = MPC55XX_INTC_DISABLED_PRIORITY;
   attributes->can_get_priority = true;
   attributes->can_set_priority = true;
@@ -174,6 +178,8 @@ rtems_status_code bsp_interrupt_is_pending(
   bool               *pending
 )
 {
+  (void) vector;
+
   bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
   bsp_interrupt_assert(pending != NULL);
   *pending = false;
@@ -182,12 +188,16 @@ rtems_status_code bsp_interrupt_is_pending(
 
 rtems_status_code bsp_interrupt_raise(rtems_vector_number vector)
 {
+  (void) vector;
+
   bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
   return RTEMS_UNSATISFIED;
 }
 
 rtems_status_code bsp_interrupt_clear(rtems_vector_number vector)
 {
+  (void) vector;
+
   bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
   return RTEMS_UNSATISFIED;
 }
@@ -197,6 +207,8 @@ rtems_status_code bsp_interrupt_vector_is_enabled(
   bool               *enabled
 )
 {
+  (void) vector;
+
   bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
   bsp_interrupt_assert(enabled != NULL);
   *enabled = false;