asm/octeon/cvmx-spi.h

7  * Copyright (c) 2003-2008 Cavium Networks
14  * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
35 #include <asm/octeon/cvmx-gmxx-defs.h>
37 /* CSR typedefs have been moved to cvmx-csr-*.h */
49 	int (*reset_cb) (int interface, cvmx_spi_mode_t mode);
52 	int (*calendar_setup_cb) (int interface, cvmx_spi_mode_t mode,
55     /** Called for Tx and Rx clock detection */
56 	int (*clock_detect_cb) (int interface, cvmx_spi_mode_t mode,
60 	int (*training_cb) (int interface, cvmx_spi_mode_t mode, int timeout);
63 	int (*calendar_sync_cb) (int interface, cvmx_spi_mode_t mode,
67 	int (*interface_up_cb) (int interface, cvmx_spi_mode_t mode);
88  * @mode:      The operating mode for the SPI interface. The interface
89  *		    can operate as a full duplex (both Tx and Rx data paths
91  *		    active or the Rx data path is active, but not both).
97 extern int cvmx_spi_start_interface(int interface, cvmx_spi_mode_t mode,
106  * @mode:      The operating mode for the SPI interface. The interface
107  *		    can operate as a full duplex (both Tx and Rx data paths
109  *		    active or the Rx data path is active, but not both).
113 extern int cvmx_spi_restart_interface(int interface, cvmx_spi_mode_t mode,
117  * Return non-zero if the SPI interface has a SPI4000 attached
142  * @port:      Port to poll (0-9)
175  * @mode:      The operating mode for the SPI interface. The interface
176  *		    can operate as a full duplex (both Tx and Rx data paths
178  *		    active or the Rx data path is active, but not both).
180  * Returns Zero on success, non-zero error code on failure (will cause
183 extern int cvmx_spi_reset_cb(int interface, cvmx_spi_mode_t mode);
191  * @mode:      The operating mode for the SPI interface. The interface
192  *		    can operate as a full duplex (both Tx and Rx data paths
194  *		    active or the Rx data path is active, but not both).
197  * Returns Zero on success, non-zero error code on failure (will cause
200 extern int cvmx_spi_calendar_setup_cb(int interface, cvmx_spi_mode_t mode,
208  * @mode:      The operating mode for the SPI interface. The interface
209  *		    can operate as a full duplex (both Tx and Rx data paths
211  *		    active or the Rx data path is active, but not both).
214  * Returns Zero on success, non-zero error code on failure (will cause
217 extern int cvmx_spi_clock_detect_cb(int interface, cvmx_spi_mode_t mode,
225  * @mode:      The operating mode for the SPI interface. The interface
226  *		    can operate as a full duplex (both Tx and Rx data paths
228  *		    active or the Rx data path is active, but not both).
231  * Returns Zero on success, non-zero error code on failure (will cause
234 extern int cvmx_spi_training_cb(int interface, cvmx_spi_mode_t mode,
242  * @mode:      The operating mode for the SPI interface. The interface
243  *		    can operate as a full duplex (both Tx and Rx data paths
245  *		    active or the Rx data path is active, but not both).
248  * Returns Zero on success, non-zero error code on failure (will cause
251 extern int cvmx_spi_calendar_sync_cb(int interface, cvmx_spi_mode_t mode,
259  * @mode:      The operating mode for the SPI interface. The interface
260  *		    can operate as a full duplex (both Tx and Rx data paths
262  *		    active or the Rx data path is active, but not both).
264  * Returns Zero on success, non-zero error code on failure (will cause
267 extern int cvmx_spi_interface_up_cb(int interface, cvmx_spi_mode_t mode);