clock: Simplify driver initialization

Use a system initialization handler instead of a legacy IO driver.

Update #3834.

19 files changed, 20 insertions, 187 deletions

diff --git a/bsps/bfin/shared/dev/clock.c b/bsps/bfin/shared/dev/clock.c
index 75cd139e52..4d500f6ccb 100644
--- a/bsps/bfin/shared/dev/clock.c
+++ b/bsps/bfin/shared/dev/clock.c
@@ -53,16 +53,7 @@ static void Clock_exit(void)
   *(uint32_t volatile *) TCNTL = 0;
 }
 
-/*
- *  Clock_initialize
- *
- *  This routine initializes the clock driver.
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Clock_driver_ticks = 0;
 
@@ -75,6 +66,4 @@ rtems_device_driver Clock_initialize(
   *(uint32_t volatile *) TCNTL = TCNTL_TMPWR | TCNTL_TAUTORLD | TCNTL_TMREN;
 
   atexit(Clock_exit);
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/csb360/dev/ckinit.c b/bsps/m68k/csb360/dev/ckinit.c
index 839a2748ef..ef0e891cf2 100644
--- a/bsps/m68k/csb360/dev/ckinit.c
+++ b/bsps/m68k/csb360/dev/ckinit.c
@@ -112,14 +112,7 @@ Install_clock(rtems_isr_entry clock_isr)
   atexit(Clock_exit);
 }
 
-rtems_device_driver
-Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock (Clock_isr);
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/gen68340/clock/ckinit.c b/bsps/m68k/gen68340/clock/ckinit.c
index 7dfe85d422..adbb14a399 100644
--- a/bsps/m68k/gen68340/clock/ckinit.c
+++ b/bsps/m68k/gen68340/clock/ckinit.c
@@ -91,14 +91,7 @@ Install_clock (rtems_isr_entry clock_isr)
   atexit (Clock_exit);
 }
 
-rtems_device_driver
-Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock (Clock_isr);
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/mcf5206elite/dev/ckinit.c b/bsps/m68k/mcf5206elite/dev/ckinit.c
index 6cda45ca05..bbd4f20f46 100644
--- a/bsps/m68k/mcf5206elite/dev/ckinit.c
+++ b/bsps/m68k/mcf5206elite/dev/ckinit.c
@@ -102,12 +102,7 @@ Install_clock(rtems_isr_entry clock_isr)
   atexit(Clock_exit);
 }
 
-rtems_device_driver
-Clock_initialize(rtems_device_major_number major,
-                 rtems_device_minor_number minor,
-                 void *pargp)
+void _Clock_Initialize( void )
 {
   Install_clock (Clock_isr);
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/mrm332/clock/ckinit.c b/bsps/m68k/mrm332/clock/ckinit.c
index cb7595f955..2b74ed6988 100644
--- a/bsps/m68k/mrm332/clock/ckinit.c
+++ b/bsps/m68k/mrm332/clock/ckinit.c
@@ -63,13 +63,7 @@ void Clock_exit( void )
   /* do not restore old vector */
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/mvme147/clock/ckinit.c b/bsps/m68k/mvme147/clock/ckinit.c
index 4a3e95df86..bf5dba2160 100644
--- a/bsps/m68k/mvme147/clock/ckinit.c
+++ b/bsps/m68k/mvme147/clock/ckinit.c
@@ -70,13 +70,7 @@ void Clock_exit( void )
   pcc->timer2_int_control = 0x00; /* Disable T2 Interr. */
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/mvme162/clock/ckinit.c b/bsps/m68k/mvme162/clock/ckinit.c
index 5412c16d7d..f22359ffd3 100644
--- a/bsps/m68k/mvme162/clock/ckinit.c
+++ b/bsps/m68k/mvme162/clock/ckinit.c
@@ -77,13 +77,7 @@ void Clock_exit( void )
 /* Dummy for now. See other m68k BSP's for code examples */
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/m68k/mvme167/clock/ckinit.c b/bsps/m68k/mvme167/clock/ckinit.c
index 8ae7234b8f..bf808435a5 100644
--- a/bsps/m68k/mvme167/clock/ckinit.c
+++ b/bsps/m68k/mvme167/clock/ckinit.c
@@ -1,7 +1,4 @@
 /*
- *  Implementation of the Clock_initialize() functions
- *  prototyped in rtems/c/src/lib/include/clockdrv.h.
- *
  *  This port does not allow the application to select which timer on the
  *  MVME167 to use for the clock, nor does it allow the application to
  *  configure the clock. The clock uses the VMEchip2 Tick Timer #2. This
@@ -147,13 +144,7 @@ void clock_exit( void )
   set_vector( Old_ticker, CLOCK_VECTOR, 1 );
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   VMEchip2_T2_initialize();
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/mips/hurricane/clock/ckinit.c b/bsps/mips/hurricane/clock/ckinit.c
index 7e692efe0f..411cd5bdbb 100644
--- a/bsps/mips/hurricane/clock/ckinit.c
+++ b/bsps/mips/hurricane/clock/ckinit.c
@@ -198,20 +198,7 @@ void Clock_exit( void )
   mips_disable_in_interrupt_mask(~CLOCK_VECTOR_MASK);
 }
 
-/*
- *  Clock_initialize
- *
- *  Device driver entry point for clock tick driver initialization.
- */
-
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
-
diff --git a/bsps/no_cpu/no_bsp/clock/ckinit.c b/bsps/no_cpu/no_bsp/clock/ckinit.c
index 1d680fe355..ef24c8fbe0 100644
--- a/bsps/no_cpu/no_bsp/clock/ckinit.c
+++ b/bsps/no_cpu/no_bsp/clock/ckinit.c
@@ -109,19 +109,7 @@ void Clock_exit( void )
   /* XXX: If necessary, restore the old vector */
 }
 
-/*
- *  Clock_initialize
- *
- *  Device driver entry point for clock tick driver initialization.
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
-
diff --git a/bsps/powerpc/shared/clock/clock-ppc-dec.c b/bsps/powerpc/shared/clock/clock-ppc-dec.c
index bb12e55902..9684b5bf6a 100644
--- a/bsps/powerpc/shared/clock/clock-ppc-dec.c
+++ b/bsps/powerpc/shared/clock/clock-ppc-dec.c
@@ -197,16 +197,7 @@ int clockIsOn(void* unused)
   return 0;
 }
 
-/*
- *  Clock_initialize
- *
- *  This routine initializes the clock driver.
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   rtems_interrupt_level l,tcr;
 
diff --git a/bsps/powerpc/shared/clock/clock-ppc403.c b/bsps/powerpc/shared/clock/clock-ppc403.c
index 8e3d3bb725..170c17e2cc 100644
--- a/bsps/powerpc/shared/clock/clock-ppc403.c
+++ b/bsps/powerpc/shared/clock/clock-ppc403.c
@@ -265,11 +265,7 @@ void Clock_exit(void)
   BSP_remove_rtems_irq_handler (&clockIrqConnData);
 }
 
-rtems_device_driver Clock_initialize(rtems_device_major_number major,
-                                     rtems_device_minor_number minor,
-                                     void *pargp)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/powerpc/shared/clock/clock.c b/bsps/powerpc/shared/clock/clock.c
index a2a19865fb..2130d73147 100644
--- a/bsps/powerpc/shared/clock/clock.c
+++ b/bsps/powerpc/shared/clock/clock.c
@@ -167,11 +167,7 @@ static int ppc_clock_exception_handler_ppc405(BSP_Exception_frame *frame, unsign
   return 0;
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *arg
-)
+void _Clock_Initialize( void )
 {
   uint64_t frequency = bsp_time_base_frequency;
   uint64_t us_per_tick = rtems_configuration_get_microseconds_per_tick();
@@ -233,6 +229,4 @@ rtems_device_driver Clock_initialize(
   ppc_tc.tc_frequency = frequency;
   ppc_tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER;
   rtems_timecounter_install(&ppc_tc);
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/powerpc/ss555/clock/clock.c b/bsps/powerpc/ss555/clock/clock.c
index 74b34180c4..4a46dee242 100644
--- a/bsps/powerpc/ss555/clock/clock.c
+++ b/bsps/powerpc/ss555/clock/clock.c
@@ -130,13 +130,7 @@ static void Install_clock(rtems_isr_entry clock_isr)
   atexit(Clock_exit);
 }
 
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/sh/gensh1/clock/ckinit.c b/bsps/sh/gensh1/clock/ckinit.c
index 76faf2e857..3434692f8e 100644
--- a/bsps/sh/gensh1/clock/ckinit.c
+++ b/bsps/sh/gensh1/clock/ckinit.c
@@ -288,19 +288,7 @@ void Clock_exit( void )
   /* old vector shall not be installed */
 }
 
-/*
- *  Clock_initialize
- *
- *  Device driver entry point for clock tick driver initialization.
- */
-
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/sh/gensh2/clock/ckinit.c b/bsps/sh/gensh2/clock/ckinit.c
index 30a2e218ed..7b5c789e91 100644
--- a/bsps/sh/gensh2/clock/ckinit.c
+++ b/bsps/sh/gensh2/clock/ckinit.c
@@ -228,18 +228,7 @@ void Clock_exit( void )
   /* old vector shall not be installed */
 }
 
-/*
- *  Clock_initialize
- *
- *  Device driver entry point for clock tick driver initialization.
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Install_clock( Clock_isr );
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/sh/gensh4/clock/ckinit.c b/bsps/sh/gensh4/clock/ckinit.c
index 48439d670e..7e2b88acdb 100644
--- a/bsps/sh/gensh4/clock/ckinit.c
+++ b/bsps/sh/gensh4/clock/ckinit.c
@@ -229,18 +229,7 @@ Clock_exit(void)
   /* old vector shall not be installed */
 }
 
-/*
- * Clock_initialize
- *
- * Device driver entry point for clock tick driver initialization.
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
     Install_clock( Clock_isr );
-
-    return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/shared/dev/clock/clockimpl.h b/bsps/shared/dev/clock/clockimpl.h
index f5eb4dcd1d..163b498a18 100644
--- a/bsps/shared/dev/clock/clockimpl.h
+++ b/bsps/shared/dev/clock/clockimpl.h
@@ -194,22 +194,7 @@ rtems_isr Clock_isr(
   #endif
 }
 
-/**
- * @brief Clock_initialize
- *
- * This routine initializes the clock driver.
- *
- * @param[in] major Clock device major number.
- * @param[in] minor Clock device minor number.
- * @param[in] parg  Pointer to optional device driver arguments
- *
- * @retval rtems_device_driver status code
- */
-rtems_device_driver Clock_initialize(
-  rtems_device_major_number major,
-  rtems_device_minor_number minor,
-  void *pargp
-)
+void _Clock_Initialize( void )
 {
   Clock_driver_ticks = 0;
 
@@ -240,6 +225,4 @@ rtems_device_driver Clock_initialize(
   #if CLOCK_DRIVER_ISRS_PER_TICK
     Clock_driver_isrs = CLOCK_DRIVER_ISRS_PER_TICK_VALUE;
   #endif
-
-  return RTEMS_SUCCESSFUL;
 }
diff --git a/bsps/shared/grlib/btimer/tlib_ckinit.c b/bsps/shared/grlib/btimer/tlib_ckinit.c
index e43c8fdd8e..4f679984d8 100644
--- a/bsps/shared/grlib/btimer/tlib_ckinit.c
+++ b/bsps/shared/grlib/btimer/tlib_ckinit.c
@@ -163,8 +163,7 @@ static void tlib_clock_timecounter_tick(void)
   priv.ops->timecounter_tick();
 }
 
-/* Return a value not equal to RTEMS_SUCCESFUL to make Clock_initialize fail. */
-static rtems_device_driver tlib_clock_install_isr(rtems_isr *isr)
+static void tlib_clock_install_isr(rtems_isr *isr)
 {
   int flags = 0;
 
@@ -173,8 +172,6 @@ static rtems_device_driver tlib_clock_install_isr(rtems_isr *isr)
   flags = TLIB_FLAGS_BROADCAST;
 #endif
   tlib_irq_register(priv.tlib_tick, isr, NULL, flags);
-
-  return RTEMS_SUCCESSFUL;
 }
 
 #ifndef RTEMS_SMP
@@ -404,13 +401,7 @@ static const struct ops ops_irqamp = {
   } while (0)
 
 #define Clock_driver_support_install_isr( isr ) \
-  do { \
-    rtems_device_driver ret; \
-    ret = tlib_clock_install_isr( isr ); \
-    if (RTEMS_SUCCESSFUL != ret) { \
-      return ret; \
-    } \
-  } while (0)
+  tlib_clock_install_isr( isr )
 
 #define Clock_driver_support_set_interrupt_affinity(online_processors) \
   /* Done by tlib_clock_install_isr() */