Linux-6.18.2/drivers/net/ethernet/ti/icssm/icssm_prueth_ptp.h
2025-12-23 20:06:59 +08:00

86 lines
3.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com
*/
#ifndef PRUETH_PTP_H
#define PRUETH_PTP_H
#define RX_SYNC_TIMESTAMP_OFFSET_P1 0x8 /* 8 bytes */
#define RX_PDELAY_REQ_TIMESTAMP_OFFSET_P1 0x14 /* 12 bytes */
#define DISABLE_PTP_FRAME_FORWARDING_CTRL_OFFSET 0x14 /* 1 byte */
#define RX_PDELAY_RESP_TIMESTAMP_OFFSET_P1 0x20 /* 12 bytes */
#define RX_SYNC_TIMESTAMP_OFFSET_P2 0x2c /* 12 bytes */
#define RX_PDELAY_REQ_TIMESTAMP_OFFSET_P2 0x38 /* 12 bytes */
#define RX_PDELAY_RESP_TIMESTAMP_OFFSET_P2 0x44 /* 12 bytes */
#define TIMESYNC_DOMAIN_NUMBER_LIST 0x50 /* 2 bytes */
#define P1_SMA_LINE_DELAY_OFFSET 0x52 /* 4 bytes */
#define P2_SMA_LINE_DELAY_OFFSET 0x56 /* 4 bytes */
#define TIMESYNC_SECONDS_COUNT_OFFSET 0x5a /* 6 bytes */
#define TIMESYNC_TC_RCF_OFFSET 0x60 /* 4 bytes */
#define DUT_IS_MASTER_OFFSET 0x64 /* 1 byte */
#define MASTER_PORT_NUM_OFFSET 0x65 /* 1 byte */
#define SYNC_MASTER_MAC_OFFSET 0x66 /* 6 bytes */
#define TX_TS_NOTIFICATION_OFFSET_SYNC_P1 0x6c /* 1 byte */
#define TX_TS_NOTIFICATION_OFFSET_PDEL_REQ_P1 0x6d /* 1 byte */
#define TX_TS_NOTIFICATION_OFFSET_PDEL_RES_P1 0x6e /* 1 byte */
#define TX_TS_NOTIFICATION_OFFSET_SYNC_P2 0x6f /* 1 byte */
#define TX_TS_NOTIFICATION_OFFSET_PDEL_REQ_P2 0x70 /* 1 byte */
#define TX_TS_NOTIFICATION_OFFSET_PDEL_RES_P2 0x71 /* 1 byte */
#define TX_SYNC_TIMESTAMP_OFFSET_P1 0x72 /* 12 bytes */
#define TX_PDELAY_REQ_TIMESTAMP_OFFSET_P1 0x7e /* 12 bytes */
#define TX_PDELAY_RESP_TIMESTAMP_OFFSET_P1 0x8a /* 12 bytes */
#define TX_SYNC_TIMESTAMP_OFFSET_P2 0x96 /* 12 bytes */
#define TX_PDELAY_REQ_TIMESTAMP_OFFSET_P2 0xa2 /* 12 bytes */
#define TX_PDELAY_RESP_TIMESTAMP_OFFSET_P2 0xae /* 12 bytes */
#define TIMESYNC_CTRL_VAR_OFFSET 0xba /* 1 byte */
#define DISABLE_SWITCH_SYNC_RELAY_OFFSET 0xbb /* 1 byte */
#define MII_RX_CORRECTION_OFFSET 0xbc /* 2 bytes */
#define MII_TX_CORRECTION_OFFSET 0xbe /* 2 bytes */
#define TIMESYNC_CMP1_CMP_OFFSET 0xc0 /* 8 bytes */
#define TIMESYNC_SYNC0_CMP_OFFSET 0xc8 /* 8 bytes */
#define TIMESYNC_CMP1_PERIOD_OFFSET 0xd0 /* 4 bytes */
#define TIMESYNC_SYNC0_WIDTH_OFFSET 0xd4 /* 4 bytes */
#define SINGLE_STEP_IEP_OFFSET_P1 0xd8 /* 8 bytes */
#define SINGLE_STEP_SECONDS_OFFSET_P1 0xe0 /* 8 bytes */
#define SINGLE_STEP_IEP_OFFSET_P2 0xe8 /* 8 bytes */
#define SINGLE_STEP_SECONDS_OFFSET_P2 0xf0 /* 8 bytes */
#define LINK_LOCAL_FRAME_HAS_HSR_TAG 0xf8 /* 1 bytes */
#define PTP_PREV_TX_TIMESTAMP_P1 0xf9 /* 8 bytes */
#define PTP_PREV_TX_TIMESTAMP_P2 0x101 /* 8 bytes */
#define PTP_CLK_IDENTITY_OFFSET 0x109 /* 8 bytes */
#define PTP_SCRATCH_MEM 0x111 /* 16 byte */
#define PTP_IPV4_UDP_E2E_ENABLE 0x121 /* 1 byte */
enum {
PRUETH_PTP_SYNC,
PRUETH_PTP_DLY_REQ,
PRUETH_PTP_DLY_RESP,
PRUETH_PTP_TS_EVENTS,
};
#define PRUETH_PTP_TS_SIZE 12
#define PRUETH_PTP_TS_NOTIFY_SIZE 1
#define PRUETH_PTP_TS_NOTIFY_MASK 0xff
/* Bit definitions for TIMESYNC_CTRL */
#define TIMESYNC_CTRL_BG_ENABLE BIT(0)
#define TIMESYNC_CTRL_FORCED_2STEP BIT(1)
static inline u32 icssm_prueth_tx_ts_offs_get(u8 port, u8 event)
{
return TX_SYNC_TIMESTAMP_OFFSET_P1 + port *
PRUETH_PTP_TS_EVENTS * PRUETH_PTP_TS_SIZE +
event * PRUETH_PTP_TS_SIZE;
}
static inline u32 icssm_prueth_tx_ts_notify_offs_get(u8 port, u8 event)
{
return TX_TS_NOTIFICATION_OFFSET_SYNC_P1 +
PRUETH_PTP_TS_EVENTS * PRUETH_PTP_TS_NOTIFY_SIZE * port +
event * PRUETH_PTP_TS_NOTIFY_SIZE;
}
#endif /* PRUETH_PTP_H */