/* * SPI driver definitions for the CPLD chip on the Mikrotik RB4xx boards * * Copyright (C) 2010 Gabor Juhos * * This file was based on the patches for Linux 2.6.27.39 published by * MikroTik for their RouterBoard 4xx series devices. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published * by the Free Software Foundation. */ #define CPLD_GPIO_nLED1 0 #define CPLD_GPIO_nLED2 1 #define CPLD_GPIO_nLED3 2 #define CPLD_GPIO_nLED4 3 #define CPLD_GPIO_FAN 4 #define CPLD_GPIO_ALE 5 #define CPLD_GPIO_CLE 6 #define CPLD_GPIO_nCE 7 #define CPLD_GPIO_nLED5 8 #define CPLD_NUM_GPIOS 9 #define CPLD_CFG_nLED1 BIT(CPLD_GPIO_nLED1) #define CPLD_CFG_nLED2 BIT(CPLD_GPIO_nLED2) #define CPLD_CFG_nLED3 BIT(CPLD_GPIO_nLED3) #define CPLD_CFG_nLED4 BIT(CPLD_GPIO_nLED4) #define CPLD_CFG_FAN BIT(CPLD_GPIO_FAN) #define CPLD_CFG_ALE BIT(CPLD_GPIO_ALE) #define CPLD_CFG_CLE BIT(CPLD_GPIO_CLE) #define CPLD_CFG_nCE BIT(CPLD_GPIO_nCE) #define CPLD_CFG_nLED5 BIT(CPLD_GPIO_nLED5) struct rb4xx_cpld_platform_data { unsigned gpio_base; }; extern int rb4xx_cpld_change_cfg(unsigned mask, unsigned value); extern int rb4xx_cpld_read(unsigned char *rx_buf, unsigned cnt); extern int rb4xx_cpld_write(const unsigned char *buf, unsigned count);