| /* |
| * SPI driver definitions for the CPLD chip on the Mikrotik RB4xx boards |
| * |
| * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org> |
| * |
| * 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, |
| const unsigned char *verify_buf, |
| unsigned cnt); |
| extern int rb4xx_cpld_read_from(unsigned addr, |
| unsigned char *rx_buf, |
| const unsigned char *verify_buf, |
| unsigned cnt); |
| extern int rb4xx_cpld_write(const unsigned char *buf, unsigned count); |