forked from Imagelibrary/rtems
72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
/**
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* @file
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*
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* @ingroup RTEMSBSPsARMLPC24XX_libi2c
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*
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* @brief LibI2C bus driver for the I2C modules.
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*/
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/*
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* Copyright (c) 2009-2011 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Obere Lagerstr. 30
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifndef LIBBSP_ARM_LPC24XX_I2C_H
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#define LIBBSP_ARM_LPC24XX_I2C_H
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#include <rtems.h>
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#include <rtems/libi2c.h>
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#include <bsp/io.h>
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#include <bsp/lpc24xx.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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* @defgroup lpc24xx_libi2c LPC24XX Bus Drivers
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*
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* @ingroup RTEMSBSPsARMLPC24XX
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*
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* @brief LibI2C bus drivers for LPC24XX.
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*
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* @{
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*/
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typedef struct {
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rtems_libi2c_bus_t bus;
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volatile lpc24xx_i2c *regs;
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size_t index;
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const lpc24xx_pin_range *pins;
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rtems_vector_number vector;
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rtems_id state_update;
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uint8_t *volatile data;
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uint8_t *volatile end;
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} lpc24xx_i2c_bus_entry;
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extern const rtems_libi2c_bus_ops_t lpc24xx_i2c_ops;
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extern rtems_libi2c_bus_t *const lpc24xx_i2c_0;
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extern rtems_libi2c_bus_t *const lpc24xx_i2c_1;
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extern rtems_libi2c_bus_t *const lpc24xx_i2c_2;
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/** @} */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* LIBBSP_ARM_LPC24XX_I2C_H */
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