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git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - drivers/memory/of_memory.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * OpenFirmware helpers for memory drivers
5 * Copyright (C) 2012 Texas Instruments, Inc.
8 #ifndef __LINUX_MEMORY_OF_REG_H
9 #define __LINUX_MEMORY_OF_REG_H
11 #if defined(CONFIG_OF) && defined(CONFIG_DDR)
12 extern const struct lpddr2_min_tck
*of_get_min_tck(struct device_node
*np
,
14 extern const struct lpddr2_timings
15 *of_get_ddr_timings(struct device_node
*np_ddr
, struct device
*dev
,
16 u32 device_type
, u32
*nr_frequencies
);
18 static inline const struct lpddr2_min_tck
19 *of_get_min_tck(struct device_node
*np
, struct device
*dev
)
24 static inline const struct lpddr2_timings
25 *of_get_ddr_timings(struct device_node
*np_ddr
, struct device
*dev
,
26 u32 device_type
, u32
*nr_frequencies
)
30 #endif /* CONFIG_OF && CONFIG_DDR */
32 #endif /* __LINUX_MEMORY_OF_REG_ */