openwrt/target/linux/ath79/files/include/mfd/rb4xx-cpld.h

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// SPDX-License-Identifier: GPL-2.0-only
/*
* CPLD driver for the MikroTik RouterBoard 4xx series
*
* Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
* Copyright (C) 2015 Bert Vermeulen <bert@biot.com>
* Copyright (C) 2020 Christopher Hill <ch6574@gmail.com>
*
* This file was based on the driver for Linux 2.6.22 published by
* MikroTik for their RouterBoard 4xx series devices.
*/
#include <linux/spi/spi.h>
struct rb4xx_cpld {
struct spi_device *spi;
int (*write_nand)(struct rb4xx_cpld *self, const void *tx_buf,
unsigned int len);
int (*read_nand)(struct rb4xx_cpld *self, void *rx_buf,
unsigned int len);
int (*gpio_set_0_7)(struct rb4xx_cpld *self, u8 values);
int (*gpio_set_8)(struct rb4xx_cpld *self, u8 value);
};