mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-05-03 17:38:39 +00:00
1520b5d688
Removes unused source code for BL2 and BL31 in platform.mk. Clean-up unused header files, syntax fixes, and alphabetical sorting post-refactoring Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com> Change-Id: Ie5ea9b4d3abdb0187cddeb04d2fcfb51fbe5c4dd
52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
/*
|
|
* Copyright (c) 2019, Intel Corporation. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <common/debug.h>
|
|
#include <lib/mmio.h>
|
|
|
|
#include "watchdog.h"
|
|
|
|
|
|
/* Reset watchdog timer */
|
|
void watchdog_sw_rst(void)
|
|
{
|
|
mmio_write_32(WDT_CRR, WDT_SW_RST);
|
|
}
|
|
|
|
/* Print component information */
|
|
void watchdog_info(void)
|
|
{
|
|
INFO("Component Type : %x\r\n", mmio_read_32(WDT_COMP_VERSION));
|
|
INFO("Component Version : %x\r\n", mmio_read_32(WDT_COMP_TYPE));
|
|
}
|
|
|
|
/* Check watchdog current status */
|
|
void watchdog_status(void)
|
|
{
|
|
if (mmio_read_32(WDT_CR) & 1) {
|
|
INFO("Watchdog Timer is currently enabled\n");
|
|
INFO("Current Counter : 0x%x\r\n", mmio_read_32(WDT_CCVR));
|
|
} else {
|
|
INFO("Watchdog Timer is currently disabled\n");
|
|
}
|
|
}
|
|
|
|
/* Initialize & enable watchdog */
|
|
void watchdog_init(int watchdog_clk)
|
|
{
|
|
uint8_t cycles_i = 0;
|
|
uint32_t wdt_cycles = WDT_MIN_CYCLES;
|
|
uint32_t top_init_cycles = WDT_PERIOD * watchdog_clk;
|
|
|
|
while ((cycles_i < 15) && (wdt_cycles < top_init_cycles)) {
|
|
wdt_cycles = (wdt_cycles << 1);
|
|
cycles_i++;
|
|
}
|
|
|
|
mmio_write_32(WDT_TORR, (cycles_i << 4) | cycles_i);
|
|
|
|
mmio_write_32(WDT_CR, WDT_CR_RMOD|WDT_CR_EN);
|
|
}
|