rt-thread-official/bsp/at91sam9260/platform/at91_pdc.h

/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2011-01-13     weety       first version
 */

#ifndef __AT91_PDC_H__
#define __AT91_PDC_H__

#define AT91_PDC_RPR        0x100   /* Receive Pointer Register */
#define AT91_PDC_RCR        0x104   /* Receive Counter Register */
#define AT91_PDC_TPR        0x108   /* Transmit Pointer Register */
#define AT91_PDC_TCR        0x10c   /* Transmit Counter Register */
#define AT91_PDC_RNPR       0x110   /* Receive Next Pointer Register */
#define AT91_PDC_RNCR       0x114   /* Receive Next Counter Register */
#define AT91_PDC_TNPR       0x118   /* Transmit Next Pointer Register */
#define AT91_PDC_TNCR       0x11c   /* Transmit Next Counter Register */

#define AT91_PDC_PTCR       0x120   /* Transfer Control Register */
#define     AT91_PDC_RXTEN      (1 << 0)    /* Receiver Transfer Enable */
#define     AT91_PDC_RXTDIS (1 << 1)    /* Receiver Transfer Disable */
#define     AT91_PDC_TXTEN      (1 << 8)    /* Transmitter Transfer Enable */
#define     AT91_PDC_TXTDIS (1 << 9)    /* Transmitter Transfer Disable */

#define AT91_PDC_PTSR       0x124   /* Transfer Status Register */

#endif