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39 lines
976 B
39 lines
976 B
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* JZ4780 NAND/external memory controller (NEMC) |
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* |
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* Copyright (c) 2015 Imagination Technologies |
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* Author: Alex Smith <[email protected]> |
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*/ |
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#ifndef __LINUX_JZ4780_NEMC_H__ |
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#define __LINUX_JZ4780_NEMC_H__ |
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#include <linux/types.h> |
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struct device; |
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/* |
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* Number of NEMC banks. Note that there are actually 6, but they are numbered |
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* from 1. |
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*/ |
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#define JZ4780_NEMC_NUM_BANKS 7 |
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/** |
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* enum jz4780_nemc_bank_type - device types which can be connected to a bank |
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* @JZ4780_NEMC_BANK_SRAM: SRAM |
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* @JZ4780_NEMC_BANK_NAND: NAND |
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*/ |
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enum jz4780_nemc_bank_type { |
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JZ4780_NEMC_BANK_SRAM, |
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JZ4780_NEMC_BANK_NAND, |
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}; |
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extern unsigned int jz4780_nemc_num_banks(struct device *dev); |
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extern void jz4780_nemc_set_type(struct device *dev, unsigned int bank, |
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enum jz4780_nemc_bank_type type); |
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extern void jz4780_nemc_assert(struct device *dev, unsigned int bank, |
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bool assert); |
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#endif /* __LINUX_JZ4780_NEMC_H__ */
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