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