xref: /arm-trusted-firmware/include/drivers/nxp/ddr/utility.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright 2021 NXP
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  *
6*91f16700Schasinglulu  */
7*91f16700Schasinglulu 
8*91f16700Schasinglulu #ifndef UTILITY_H
9*91f16700Schasinglulu #define UTILITY_H
10*91f16700Schasinglulu 
11*91f16700Schasinglulu #include <dcfg.h>
12*91f16700Schasinglulu 
13*91f16700Schasinglulu #if defined(NXP_HAS_CCN504) || defined(NXP_HAS_CCN508)
14*91f16700Schasinglulu #define CCN_HN_F_SAM_CTL		0x8
15*91f16700Schasinglulu #define CCN_HN_F_REGION_SIZE		0x10000
16*91f16700Schasinglulu #endif
17*91f16700Schasinglulu 
18*91f16700Schasinglulu unsigned long get_ddr_freq(struct sysinfo *sys, int ctrl_num);
19*91f16700Schasinglulu unsigned int get_memory_clk_ps(unsigned long clk);
20*91f16700Schasinglulu unsigned int picos_to_mclk(unsigned long data_rate, unsigned int picos);
21*91f16700Schasinglulu unsigned int get_ddrc_version(const struct ccsr_ddr *ddr);
22*91f16700Schasinglulu void print_ddr_info(struct ccsr_ddr *ddr);
23*91f16700Schasinglulu 
24*91f16700Schasinglulu #endif
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