summaryrefslogtreecommitdiffstats
path: root/bsps/arm/shared/clock/clock-nxp-lpc.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--bsps/arm/shared/clock/clock-nxp-lpc.c48
1 files changed, 29 insertions, 19 deletions
diff --git a/bsps/arm/shared/clock/clock-nxp-lpc.c b/bsps/arm/shared/clock/clock-nxp-lpc.c
index feb7f83ff8..77d6d423a2 100644
--- a/bsps/arm/shared/clock/clock-nxp-lpc.c
+++ b/bsps/arm/shared/clock/clock-nxp-lpc.c
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
/**
* @file
*
@@ -7,17 +9,28 @@
*/
/*
- * Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved.
+ * Copyright (C) 2009, 2015 embedded brains GmbH & Co. KG
*
- * embedded brains GmbH
- * Dornierstr. 4
- * 82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtems.h>
@@ -28,9 +41,6 @@
#ifdef ARM_MULTILIB_ARCH_V4
-/* This is defined in ../../../shared/dev/clock/clockimpl.h */
-void Clock_isr(rtems_irq_hdl_param arg);
-
static volatile lpc_timer *const lpc_clock =
(volatile lpc_timer *) LPC_CLOCK_TIMER_BASE;
@@ -44,12 +54,12 @@ static uint32_t lpc_clock_tc_get_timecount(struct timecounter *tc)
return lpc_timecounter->tc;
}
-static void lpc_clock_at_tick(void)
+static void lpc_clock_at_tick(volatile lpc_timer *regs)
{
- lpc_clock->ir = LPC_TIMER_IR_MR0;
+ regs->ir = LPC_TIMER_IR_MR0;
}
-static void lpc_clock_handler_install(void)
+static void lpc_clock_handler_install(rtems_interrupt_handler handler)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
@@ -57,8 +67,8 @@ static void lpc_clock_handler_install(void)
LPC_CLOCK_INTERRUPT,
"Clock",
RTEMS_INTERRUPT_UNIQUE,
- (rtems_interrupt_handler) Clock_isr,
- NULL
+ handler,
+ RTEMS_DEVOLATILE(lpc_timer *, lpc_clock)
);
if (sc != RTEMS_SUCCESSFUL) {
rtems_fatal_error_occurred(0xdeadbeef);
@@ -105,10 +115,10 @@ static void lpc_clock_initialize(void)
rtems_timecounter_install(&lpc_clock_tc);
}
-#define Clock_driver_support_at_tick() lpc_clock_at_tick()
+#define Clock_driver_support_at_tick(arg) lpc_clock_at_tick(arg)
#define Clock_driver_support_initialize_hardware() lpc_clock_initialize()
#define Clock_driver_support_install_isr(isr) \
- lpc_clock_handler_install()
+ lpc_clock_handler_install(isr)
/* Include shared source clock driver code */
#include "../../../shared/dev/clock/clockimpl.h"