diff options
Diffstat (limited to 'c/src/lib/libcpu/powerpc/mpc83xx/spi/mpc83xx_spidrv.h')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/mpc83xx/spi/mpc83xx_spidrv.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/c/src/lib/libcpu/powerpc/mpc83xx/spi/mpc83xx_spidrv.h b/c/src/lib/libcpu/powerpc/mpc83xx/spi/mpc83xx_spidrv.h deleted file mode 100644 index 92fe66831a..0000000000 --- a/c/src/lib/libcpu/powerpc/mpc83xx/spi/mpc83xx_spidrv.h +++ /dev/null @@ -1,172 +0,0 @@ -/*===============================================================*\ -| Project: RTEMS support for MPC83xx | -+-----------------------------------------------------------------+ -| Copyright (c) 2007 | -| Embedded Brains GmbH | -| Obere Lagerstr. 30 | -| D-82178 Puchheim | -| Germany | -| rtems@embedded-brains.de | -+-----------------------------------------------------------------+ -| The license and distribution terms for this file may be | -| found in the file LICENSE in this distribution or at | -| | -| http://www.rtems.org/license/LICENSE. | -| | -+-----------------------------------------------------------------+ -| this file contains the MPC83xx SPI driver declarations | -| NOTE: this driver has the same API as a I2C driver | -\*===============================================================*/ -#ifndef _MPC83XX_SPIDRV_H -#define _MPC83XX_SPIDRV_H - -#include <mpc83xx/mpc83xx.h> -#include <rtems/libi2c.h> -#include <rtems/irq.h> - -#ifdef __cplusplus -extern "C" { -#endif - -typedef struct mpc83xx_spi_softc { - m83xxSPIRegisters_t *reg_ptr; - int initialized; - rtems_irq_number irq_number; - uint32_t base_frq; /* input frq for baud rate divider */ - rtems_id irq_sema_id; - uint32_t curr_addr; /* current spi address */ - uint32_t idle_char; - uint8_t bytes_per_char; - uint8_t bit_shift; -} mpc83xx_spi_softc_t ; - -typedef struct { - rtems_libi2c_bus_t bus_desc; - mpc83xx_spi_softc_t softc; -} mpc83xx_spi_desc_t; - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -rtems_status_code mpc83xx_spi_init -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| initialize the driver | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh /* bus specifier structure */ - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| o = ok or error code | -\*=========================================================================*/ - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -int mpc83xx_spi_read_write_bytes -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| transmit/receive some bytes from SPI device | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh, /* bus specifier structure */ - unsigned char *rbuf, /* buffer to store bytes */ - const unsigned char *tbuf, /* buffer to send bytes */ - int len /* number of bytes to transceive */ - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| number of bytes received or (negative) error code | -\*=========================================================================*/ - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -int mpc83xx_spi_read_bytes -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| receive some bytes from SPI device | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh, /* bus specifier structure */ - unsigned char *buf, /* buffer to store bytes */ - int len /* number of bytes to receive */ - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| number of bytes received or (negative) error code | -\*=========================================================================*/ - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -int mpc83xx_spi_write_bytes -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| send some bytes to SPI device | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh, /* bus specifier structure */ - unsigned char *buf, /* buffer to send */ - int len /* number of bytes to send */ - - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| number of bytes sent or (negative) error code | -\*=========================================================================*/ - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -rtems_status_code mpc83xx_spi_set_tfr_mode -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| set SPI to desired baudrate/clock mode/character mode | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh, /* bus specifier structure */ - const rtems_libi2c_tfr_mode_t *tfr_mode /* transfer mode info */ - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| rtems_status_code | -\*=========================================================================*/ - -/*=========================================================================*\ -| Function: | -\*-------------------------------------------------------------------------*/ -int mpc83xx_spi_ioctl -( -/*-------------------------------------------------------------------------*\ -| Purpose: | -| perform selected ioctl function for SPI | -+---------------------------------------------------------------------------+ -| Input Parameters: | -\*-------------------------------------------------------------------------*/ - rtems_libi2c_bus_t *bh, /* bus specifier structure */ - int cmd, /* ioctl command code */ - void *arg /* additional argument array */ - ); -/*-------------------------------------------------------------------------*\ -| Return Value: | -| rtems_status_code | -\*=========================================================================*/ - -#ifdef __cplusplus -} -#endif - - -#endif /* _MPC83XX_I2CDRV_H */ |