93 lines
2.0 KiB
C
Executable File
93 lines
2.0 KiB
C
Executable File
// Copyright 2020-2021 Beken
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <soc/soc.h>
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#include "hal_port.h"
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#include "wdt_hw.h"
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#include <driver/hal/hal_wdt_types.h>
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#include "sys_hal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define WDT_LL_REG_BASE(_wdt_unit_id) (SOC_WDT_REG_BASE)
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static inline void wdt_ll_reset_config_to_default(wdt_hw_t *hw)
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{
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hw->ctrl.key = 0;
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hw->ctrl.period = WDT_V_PERIOD_DEFAULT_VALUE;
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}
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static inline void wdt_ll_init(wdt_hw_t *hw)
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{
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}
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static inline void wdt_ll_set_1st_key(wdt_hw_t *hw)
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{
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hw->ctrl.key = WDT_V_KEY_1ST;
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}
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static inline void wdt_ll_set_2nd_key(wdt_hw_t *hw)
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{
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hw->ctrl.key = WDT_V_KEY_2ND;
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}
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static inline void wdt_ll_set_period(wdt_hw_t *hw, uint32_t period)
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{
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#if CONFIG_NMI_WDT_EN
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uint32_t nmi_wdt_clk_div = sys_hal_nmi_wdt_get_clk_div();
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uint32_t multi = 1;
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switch(nmi_wdt_clk_div) {
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case 0: //wdt_clk = src_clk/2
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multi = 16;
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break;
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case 1: //wdt_clk = src_clk/4
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multi = 8;
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break;
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case 2: //wdt_clk = src_clk/8
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multi = 4;
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break;
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case 3: //wdt_clk = src_clk/16
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multi = 2;
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break;
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default:
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multi = 1;
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break;
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}
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period = period * multi;
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if (period > WDT_F_PERIOD_M) {
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period = WDT_F_PERIOD_M;
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}
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#endif
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hw->global_ctrl.soft_reset = 1;
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uint32_t ctrl_val = (period & WDT_F_PERIOD_M) | (WDT_V_KEY_1ST << WDT_F_KEY_S);
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REG_WRITE(WDT_R_CTRL, ctrl_val);
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ctrl_val = (period & WDT_F_PERIOD_M) | (WDT_V_KEY_2ND << WDT_F_KEY_S);
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REG_WRITE(WDT_R_CTRL, ctrl_val);
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}
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#ifdef __cplusplus
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}
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#endif
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