cpu: cc2538: remove obsolete hwtimer support

cpu/cc2538/hwtimer_arch.c

@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2014 Freie Universität Berlin
- *
- * This file is subject to the terms and conditions of the GNU Lesser
- * General Public License v2.1. See the file LICENSE in the top level
- * directory for more details.
- */
-
-/**
- * @ingroup     cpu_cc2538
- * @{
- *
- * @file
- * @brief       Implementation of the kernels hwtimer interface
- *
- * The hardware timer implementation uses the Cortex build-in system timer as back-end.
- *
- * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
- *
- * @}
- */
-
-#include "arch/hwtimer_arch.h"
-#include "board.h"
-#include "periph/timer.h"
-#include "hwtimer_cpu.h"
-
-
-void irq_handler(int channel);
-void (*timeout_handler)(int);
-
-
-void hwtimer_arch_init(void (*handler)(int), uint32_t fcpu)
-{
-    timeout_handler = handler;
-    timer_init(HW_TIMER, HWTIMER_SPEED / 1000000, &irq_handler);
-}
-
-void hwtimer_arch_enable_interrupt(void)
-{
-    timer_irq_enable(HW_TIMER);
-}
-
-void hwtimer_arch_disable_interrupt(void)
-{
-    timer_irq_disable(HW_TIMER);
-}
-
-void hwtimer_arch_set(unsigned long offset, short timer)
-{
-    timer_set(HW_TIMER, timer, offset);
-}
-
-void hwtimer_arch_set_absolute(unsigned long value, short timer)
-{
-    timer_set_absolute(HW_TIMER, timer, value);
-}
-
-void hwtimer_arch_unset(short timer)
-{
-    timer_clear(HW_TIMER, timer);
-}
-
-unsigned long hwtimer_arch_now(void)
-{
-    return timer_read(HW_TIMER);
-}
-
-void irq_handler(int channel)
-{
-    timeout_handler((short)(channel));
-}

cpu/cc2538/include/hwtimer_cpu.h

@@ -1,40 +0,0 @@
-/*
- * Copyright (C) 2014 Loci Controls Inc.
- *
- * This file is subject to the terms and conditions of the GNU Lesser
- * General Public License v2.1. See the file LICENSE in the top level
- * directory for more details.
- */
-
-/**
- * @ingroup         cpu_cc2538
- * @{
- *
- * @file
- * @brief           CPU specific hwtimer configuration options
- *
- * @author          Ian Martin <ian@locicontrols.com>
- */
-
-#ifndef __HWTIMER_CPU_H
-#define __HWTIMER_CPU_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * @name Hardware timer configuration
- * @{
- */
-#define HWTIMER_MAXTIMERS   2               /**< Number of hwtimers */
-#define HWTIMER_SPEED       1000000         /**< The hardware timer runs at 1MHz */
-#define HWTIMER_MAXTICKS    0xFFFFFFFF      /**< 32-bit timer */
-/** @} */
-
-#ifdef __cplusplus
-} /* end extern "C" */
-#endif
-
-#endif /* __HWTIMER_CPU_H */
-/** @} */