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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | /* |
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2 | 3 | * OpenFirmware helpers for memory drivers |
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3 | 4 | * |
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4 | 5 | * Copyright (C) 2012 Texas Instruments, Inc. |
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5 | | - * |
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6 | | - * This program is free software; you can redistribute it and/or modify |
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7 | | - * it under the terms of the GNU General Public License as published by |
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8 | | - * the Free Software Foundation; either version 2 of the License, or |
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9 | | - * (at your option) any later version. |
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| 6 | + * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org> |
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10 | 7 | */ |
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11 | 8 | |
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12 | 9 | #ifndef __LINUX_MEMORY_OF_REG_H |
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13 | 10 | #define __LINUX_MEMORY_OF_REG_H |
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14 | 11 | |
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15 | 12 | #if defined(CONFIG_OF) && defined(CONFIG_DDR) |
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16 | | -extern const struct lpddr2_min_tck *of_get_min_tck(struct device_node *np, |
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17 | | - struct device *dev); |
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18 | | -extern const struct lpddr2_timings |
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19 | | - *of_get_ddr_timings(struct device_node *np_ddr, struct device *dev, |
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20 | | - u32 device_type, u32 *nr_frequencies); |
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| 13 | +const struct lpddr2_min_tck *of_get_min_tck(struct device_node *np, |
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| 14 | + struct device *dev); |
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| 15 | +const struct lpddr2_timings *of_get_ddr_timings(struct device_node *np_ddr, |
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| 16 | + struct device *dev, |
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| 17 | + u32 device_type, u32 *nr_frequencies); |
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| 18 | +const struct lpddr3_min_tck *of_lpddr3_get_min_tck(struct device_node *np, |
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| 19 | + struct device *dev); |
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| 20 | +const struct lpddr3_timings * |
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| 21 | +of_lpddr3_get_ddr_timings(struct device_node *np_ddr, |
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| 22 | + struct device *dev, u32 device_type, u32 *nr_frequencies); |
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21 | 23 | #else |
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22 | 24 | static inline const struct lpddr2_min_tck |
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23 | 25 | *of_get_min_tck(struct device_node *np, struct device *dev) |
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.. | .. |
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31 | 33 | { |
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32 | 34 | return NULL; |
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33 | 35 | } |
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| 36 | + |
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| 37 | +static inline const struct lpddr3_min_tck |
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| 38 | + *of_lpddr3_get_min_tck(struct device_node *np, struct device *dev) |
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| 39 | +{ |
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| 40 | + return NULL; |
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| 41 | +} |
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| 42 | + |
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| 43 | +static inline const struct lpddr3_timings |
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| 44 | + *of_lpddr3_get_ddr_timings(struct device_node *np_ddr, |
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| 45 | + struct device *dev, u32 device_type, u32 *nr_frequencies) |
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| 46 | +{ |
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| 47 | + return NULL; |
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| 48 | +} |
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34 | 49 | #endif /* CONFIG_OF && CONFIG_DDR */ |
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35 | 50 | |
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36 | 51 | #endif /* __LINUX_MEMORY_OF_REG_ */ |
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