include/linux/pruss_driver.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * PRU-ICSS sub-system specific definitions
5  * Copyright (C) 2014-2020 Texas Instruments Incorporated - http://www.ti.com/
6  *	Suman Anna <s-anna@ti.com>
18  * enum pruss_gp_mux_sel - PRUSS GPI/O Mux modes for the
23  * values are interchanged. Also, this bit-field does not exist on
36  * enum pruss_gpi_mode - PRUSS GPI configuration modes, used
48  * enum pru_type - PRU core type identifier
50  * @PRU_TYPE_PRU: Programmable Real-time Unit
51  * @PRU_TYPE_RTU: Auxiliary Programmable Real-Time Unit
52  * @PRU_TYPE_TX_PRU: Transmit Programmable Real-Time Unit
63  * enum pruss_mem - PRUSS memory range identifiers
73  * struct pruss_mem_region - PRUSS memory region structure
85  * struct pruss - PRUSS parent structure
101 	struct mutex lock; /* PRU resource lock */
126 	return ERR_PTR(-EOPNOTSUPP);  in pruss_get()
135 	return -EOPNOTSUPP;  in pruss_request_mem_region()
141 	return -EOPNOTSUPP;  in pruss_release_mem_region()
147 	return ERR_PTR(-EOPNOTSUPP);  in pruss_cfg_get_gpmux()
153 	return ERR_PTR(-EOPNOTSUPP);  in pruss_cfg_set_gpmux()
160 	return ERR_PTR(-EOPNOTSUPP);  in pruss_cfg_gpimode()
165 	return ERR_PTR(-EOPNOTSUPP);  in pruss_cfg_miirt_enable()
172 	return ERR_PTR(-EOPNOTSUPP);