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49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
13 years ago
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/*
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* SPI driver definitions for the CPLD chip on the Mikrotik RB4xx boards
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*
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* Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
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*
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* This file was based on the patches for Linux 2.6.27.39 published by
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* MikroTik for their RouterBoard 4xx series devices.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#define CPLD_GPIO_nLED1 0
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#define CPLD_GPIO_nLED2 1
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#define CPLD_GPIO_nLED3 2
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#define CPLD_GPIO_nLED4 3
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#define CPLD_GPIO_FAN 4
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#define CPLD_GPIO_ALE 5
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#define CPLD_GPIO_CLE 6
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#define CPLD_GPIO_nCE 7
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#define CPLD_GPIO_nLED5 8
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#define CPLD_NUM_GPIOS 9
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#define CPLD_CFG_nLED1 BIT(CPLD_GPIO_nLED1)
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#define CPLD_CFG_nLED2 BIT(CPLD_GPIO_nLED2)
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#define CPLD_CFG_nLED3 BIT(CPLD_GPIO_nLED3)
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#define CPLD_CFG_nLED4 BIT(CPLD_GPIO_nLED4)
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#define CPLD_CFG_FAN BIT(CPLD_GPIO_FAN)
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#define CPLD_CFG_ALE BIT(CPLD_GPIO_ALE)
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#define CPLD_CFG_CLE BIT(CPLD_GPIO_CLE)
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#define CPLD_CFG_nCE BIT(CPLD_GPIO_nCE)
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#define CPLD_CFG_nLED5 BIT(CPLD_GPIO_nLED5)
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struct rb4xx_cpld_platform_data {
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unsigned gpio_base;
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};
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extern int rb4xx_cpld_change_cfg(unsigned mask, unsigned value);
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extern int rb4xx_cpld_read(unsigned char *rx_buf,
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const unsigned char *verify_buf,
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unsigned cnt);
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extern int rb4xx_cpld_read_from(unsigned addr,
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unsigned char *rx_buf,
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const unsigned char *verify_buf,
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unsigned cnt);
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extern int rb4xx_cpld_write(const unsigned char *buf, unsigned count);
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