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GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

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lai
2026-09-06 03:52:57 +08:00
commit b1928b41c0
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source/trusted-firmware/trusted-firmware-a-2.8/include/drivers/nxp/ddr/utility.h
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/*
* Copyright 2021 NXP
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#ifndef UTILITY_H
#define UTILITY_H
#include <dcfg.h>
#if defined(NXP_HAS_CCN504) || defined(NXP_HAS_CCN508)
#define CCN_HN_F_SAM_CTL 0x8
#define CCN_HN_F_REGION_SIZE 0x10000
#endif
unsigned long get_ddr_freq(struct sysinfo *sys, int ctrl_num);
unsigned int get_memory_clk_ps(unsigned long clk);
unsigned int picos_to_mclk(unsigned long data_rate, unsigned int picos);
unsigned int get_ddrc_version(const struct ccsr_ddr *ddr);
void print_ddr_info(struct ccsr_ddr *ddr);
#endif