mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-11 21:38:32 +08:00
df30727336
Function declarations in headers do not need to come with extern keyword. Remove them to make the declaration slightly shorter. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* OpenFirmware helpers for memory drivers
|
|
*
|
|
* Copyright (C) 2012 Texas Instruments, Inc.
|
|
* Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org>
|
|
*/
|
|
|
|
#ifndef __LINUX_MEMORY_OF_REG_H
|
|
#define __LINUX_MEMORY_OF_REG_H
|
|
|
|
#if defined(CONFIG_OF) && defined(CONFIG_DDR)
|
|
const struct lpddr2_min_tck *of_get_min_tck(struct device_node *np,
|
|
struct device *dev);
|
|
const struct lpddr2_timings *of_get_ddr_timings(struct device_node *np_ddr,
|
|
struct device *dev,
|
|
u32 device_type, u32 *nr_frequencies);
|
|
const struct lpddr3_min_tck *of_lpddr3_get_min_tck(struct device_node *np,
|
|
struct device *dev);
|
|
const struct lpddr3_timings *
|
|
of_lpddr3_get_ddr_timings(struct device_node *np_ddr,
|
|
struct device *dev, u32 device_type, u32 *nr_frequencies);
|
|
#else
|
|
static inline const struct lpddr2_min_tck
|
|
*of_get_min_tck(struct device_node *np, struct device *dev)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline const struct lpddr2_timings
|
|
*of_get_ddr_timings(struct device_node *np_ddr, struct device *dev,
|
|
u32 device_type, u32 *nr_frequencies)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline const struct lpddr3_min_tck
|
|
*of_lpddr3_get_min_tck(struct device_node *np, struct device *dev)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline const struct lpddr3_timings
|
|
*of_lpddr3_get_ddr_timings(struct device_node *np_ddr,
|
|
struct device *dev, u32 device_type, u32 *nr_frequencies)
|
|
{
|
|
return NULL;
|
|
}
|
|
#endif /* CONFIG_OF && CONFIG_DDR */
|
|
|
|
#endif /* __LINUX_MEMORY_OF_REG_ */
|