68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
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* Copyright (c) 2021-2022 Amlogic, Inc. All rights reserved.
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef __WAKEUP_H__
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#define __WAKEUP_H__
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#include <timer_source.h>
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#define TIMER_CLK_IDX 3// 0:cts_sys_clk 1:1us 2:10us 3:100us
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#define WAKEUP_TIMER_CNT 100 //Delay : WAKEUP_TIMER_CNT * TIMER_CLK_IDX
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/* Calculate the actual value, unit ms */
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#ifndef TIMER_CLK_IDX
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#error "Not define TIMER_CLK_IDX macro..\n"
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#else
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#if !((TIMER_CLK_IDX >= 0) && (TIMER_CLK_IDX <= 3))
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#error "Set invalid value for TIMER"
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#else
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#if (TIMER_CLK_IDX == 0)
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#error "Not support!"
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#elif (TIMER_CLK_IDX == 1)
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#define SYSTEM_DELAY_VAL (WAKEUP_TIMER_CNT / 1000)
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#elif (TIMER_CLK_IDX == 2)
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#define SYSTEM_DELAY_VAL (WAKEUP_TIMER_CNT * 10 / 1000)
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#elif (TIMER_CLK_IDX == 3)
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#define SYSTEM_DELAY_VAL (WAKEUP_TIMER_CNT * 100 / 1000)
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#endif
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#endif //!((TIMER_CLK_IDX >= 0) && (TIMER_CLK_IDX <=3))
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#endif // TIMER_CLK_IDX
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/*use timerB to wakeup AP FSM*/
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static inline void wakeup_ap(void)
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{
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uint32_t value;
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//uint32_t time_out = 20;
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/*set alarm timer*/
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REG32(FSM_TRIGER_SRC) = WAKEUP_TIMER_CNT; /*1ms*/
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value = REG32(FSM_TRIGER_CTRL);
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value &= ~((1 << 7) | (0x3) | (1 << 6));
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value |= ((1 << 7) | (0 << 6) | (TIMER_CLK_IDX));
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REG32(FSM_TRIGER_CTRL) = value;
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mdelay(SYSTEM_DELAY_VAL + 10);
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}
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static inline void clear_wakeup_trigger(void)
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{
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REG32(FSM_TRIGER_SRC) = 0;
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REG32(FSM_TRIGER_CTRL) = 0;
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}
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static inline void watchdog_reset_system(void)
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{
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int i = 0;
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printf("enter %s\n", __func__);
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while (1) {
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REG32(RESETCTRL_WATCHDOG_CTRL0) = 1 << 27 | 0 << 18;
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/* Device GCC for waiting some cycles */
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for (i = 0; i < 100; i++)
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REG32(RESETCTRL_WATCHDOG_CTRL0);
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}
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}
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#endif
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