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34 lines
702 B
34 lines
702 B
6 years ago
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/*
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* Copyright (c) 2018, Renesas Electronics Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <mmio.h>
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#include "rcar_private.h"
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void
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#if IMAGE_BL31
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__attribute__ ((section(".system_ram")))
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#endif
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cpg_write(uintptr_t regadr, uint32_t regval)
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{
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uint32_t value = (regval);
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mmio_write_32((uintptr_t) RCAR_CPGWPR, ~value);
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mmio_write_32(regadr, value);
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}
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void
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#if IMAGE_BL31
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__attribute__ ((section(".system_ram")))
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#endif
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mstpcr_write(uint32_t mstpcr, uint32_t mstpsr, uint32_t target_bit)
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{
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uint32_t reg;
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reg = mmio_read_32(mstpcr);
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reg &= ~target_bit;
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cpg_write(mstpcr, reg);
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while ((mmio_read_32(mstpsr) & target_bit) != 0U) {
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}
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}
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