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51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
/*
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* Copyright (c) 2022-2025, ArtInChip Technology Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdint.h>
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#include <aic_core.h>
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#include "aic_hal_clk.h"
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#include "aic_hal_reset.h"
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extern const struct aic_reset_signal aic_reset_signals[];
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static void aic_reset_set(u32 rst_id, unsigned int assert)
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{
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unsigned int value;
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value = readl(cmu_reg(aic_reset_signals[rst_id].offset));
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if (assert)
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value &= ~aic_reset_signals[rst_id].bit;
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else
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value |= aic_reset_signals[rst_id].bit;
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writel(value, cmu_reg(aic_reset_signals[rst_id].offset));
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}
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int hal_reset_assert(uint32_t rst_id)
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{
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CHECK_PARAM(rst_id < RESET_NUMBER, -EINVAL);
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aic_reset_set(rst_id, 1);
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return 0;
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}
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int hal_reset_deassert(uint32_t rst_id)
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{
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CHECK_PARAM(rst_id < RESET_NUMBER, -EINVAL);
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aic_reset_set(rst_id, 0);
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return 0;
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}
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int hal_reset_status(uint32_t rst_id)
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{
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unsigned int value;
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CHECK_PARAM(rst_id < RESET_NUMBER, -EINVAL);
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value = readl(cmu_reg(aic_reset_signals[rst_id].offset));
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return !(value & aic_reset_signals[rst_id].bit);
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}
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