linuxdebug/drivers/dma/ti/k3-psil-am654.c

176 lines
4.0 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
* Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
*/
#include <linux/kernel.h>
#include "k3-psil-priv.h"
#define PSIL_PDMA_XY_TR(x) \
{ \
.thread_id = x, \
.ep_config = { \
.ep_type = PSIL_EP_PDMA_XY, \
}, \
}
#define PSIL_PDMA_XY_PKT(x) \
{ \
.thread_id = x, \
.ep_config = { \
.ep_type = PSIL_EP_PDMA_XY, \
.pkt_mode = 1, \
}, \
}
#define PSIL_ETHERNET(x) \
{ \
.thread_id = x, \
.ep_config = { \
.ep_type = PSIL_EP_NATIVE, \
.pkt_mode = 1, \
.needs_epib = 1, \
.psd_size = 16, \
}, \
}
#define PSIL_SA2UL(x, tx) \
{ \
.thread_id = x, \
.ep_config = { \
.ep_type = PSIL_EP_NATIVE, \
.pkt_mode = 1, \
.needs_epib = 1, \
.psd_size = 64, \
.notdpkt = tx, \
}, \
}
/* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
static struct psil_ep am654_src_ep_map[] = {
/* SA2UL */
PSIL_SA2UL(0x4000, 0),
PSIL_SA2UL(0x4001, 0),
PSIL_SA2UL(0x4002, 0),
PSIL_SA2UL(0x4003, 0),
/* PRU_ICSSG0 */
PSIL_ETHERNET(0x4100),
PSIL_ETHERNET(0x4101),
PSIL_ETHERNET(0x4102),
PSIL_ETHERNET(0x4103),
/* PRU_ICSSG1 */
PSIL_ETHERNET(0x4200),
PSIL_ETHERNET(0x4201),
PSIL_ETHERNET(0x4202),
PSIL_ETHERNET(0x4203),
/* PRU_ICSSG2 */
PSIL_ETHERNET(0x4300),
PSIL_ETHERNET(0x4301),
PSIL_ETHERNET(0x4302),
PSIL_ETHERNET(0x4303),
/* PDMA0 - McASPs */
PSIL_PDMA_XY_TR(0x4400),
PSIL_PDMA_XY_TR(0x4401),
PSIL_PDMA_XY_TR(0x4402),
/* PDMA1 - SPI0-4 */
PSIL_PDMA_XY_PKT(0x4500),
PSIL_PDMA_XY_PKT(0x4501),
PSIL_PDMA_XY_PKT(0x4502),
PSIL_PDMA_XY_PKT(0x4503),
PSIL_PDMA_XY_PKT(0x4504),
PSIL_PDMA_XY_PKT(0x4505),
PSIL_PDMA_XY_PKT(0x4506),
PSIL_PDMA_XY_PKT(0x4507),
PSIL_PDMA_XY_PKT(0x4508),
PSIL_PDMA_XY_PKT(0x4509),
PSIL_PDMA_XY_PKT(0x450a),
PSIL_PDMA_XY_PKT(0x450b),
PSIL_PDMA_XY_PKT(0x450c),
PSIL_PDMA_XY_PKT(0x450d),
PSIL_PDMA_XY_PKT(0x450e),
PSIL_PDMA_XY_PKT(0x450f),
PSIL_PDMA_XY_PKT(0x4510),
PSIL_PDMA_XY_PKT(0x4511),
PSIL_PDMA_XY_PKT(0x4512),
PSIL_PDMA_XY_PKT(0x4513),
/* PDMA1 - USART0-2 */
PSIL_PDMA_XY_PKT(0x4514),
PSIL_PDMA_XY_PKT(0x4515),
PSIL_PDMA_XY_PKT(0x4516),
/* CPSW0 */
PSIL_ETHERNET(0x7000),
/* MCU_PDMA0 - ADCs */
PSIL_PDMA_XY_TR(0x7100),
PSIL_PDMA_XY_TR(0x7101),
PSIL_PDMA_XY_TR(0x7102),
PSIL_PDMA_XY_TR(0x7103),
/* MCU_PDMA1 - MCU_SPI0-2 */
PSIL_PDMA_XY_PKT(0x7200),
PSIL_PDMA_XY_PKT(0x7201),
PSIL_PDMA_XY_PKT(0x7202),
PSIL_PDMA_XY_PKT(0x7203),
PSIL_PDMA_XY_PKT(0x7204),
PSIL_PDMA_XY_PKT(0x7205),
PSIL_PDMA_XY_PKT(0x7206),
PSIL_PDMA_XY_PKT(0x7207),
PSIL_PDMA_XY_PKT(0x7208),
PSIL_PDMA_XY_PKT(0x7209),
PSIL_PDMA_XY_PKT(0x720a),
PSIL_PDMA_XY_PKT(0x720b),
/* MCU_PDMA1 - MCU_USART0 */
PSIL_PDMA_XY_PKT(0x7212),
};
/* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
static struct psil_ep am654_dst_ep_map[] = {
/* SA2UL */
PSIL_SA2UL(0xc000, 1),
PSIL_SA2UL(0xc001, 1),
/* PRU_ICSSG0 */
PSIL_ETHERNET(0xc100),
PSIL_ETHERNET(0xc101),
PSIL_ETHERNET(0xc102),
PSIL_ETHERNET(0xc103),
PSIL_ETHERNET(0xc104),
PSIL_ETHERNET(0xc105),
PSIL_ETHERNET(0xc106),
PSIL_ETHERNET(0xc107),
/* PRU_ICSSG1 */
PSIL_ETHERNET(0xc200),
PSIL_ETHERNET(0xc201),
PSIL_ETHERNET(0xc202),
PSIL_ETHERNET(0xc203),
PSIL_ETHERNET(0xc204),
PSIL_ETHERNET(0xc205),
PSIL_ETHERNET(0xc206),
PSIL_ETHERNET(0xc207),
/* PRU_ICSSG2 */
PSIL_ETHERNET(0xc300),
PSIL_ETHERNET(0xc301),
PSIL_ETHERNET(0xc302),
PSIL_ETHERNET(0xc303),
PSIL_ETHERNET(0xc304),
PSIL_ETHERNET(0xc305),
PSIL_ETHERNET(0xc306),
PSIL_ETHERNET(0xc307),
/* CPSW0 */
PSIL_ETHERNET(0xf000),
PSIL_ETHERNET(0xf001),
PSIL_ETHERNET(0xf002),
PSIL_ETHERNET(0xf003),
PSIL_ETHERNET(0xf004),
PSIL_ETHERNET(0xf005),
PSIL_ETHERNET(0xf006),
PSIL_ETHERNET(0xf007),
};
struct psil_ep_map am654_ep_map = {
.name = "am654",
.src = am654_src_ep_map,
.src_count = ARRAY_SIZE(am654_src_ep_map),
.dst = am654_dst_ep_map,
.dst_count = ARRAY_SIZE(am654_dst_ep_map),
};