1/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
 2/*
 3 * Microsemi Ocelot Switch driver
 4 *
 5 * License: Dual MIT/GPL
 6 * Copyright (c) 2017 Microsemi Corporation
 7 */
 8
 9#ifndef _MSCC_OCELOT_PTP_H_
10#define _MSCC_OCELOT_PTP_H_
11
12#define PTP_PIN_CFG_RSZ			0x20
13#define PTP_PIN_TOD_SEC_MSB_RSZ		PTP_PIN_CFG_RSZ
14#define PTP_PIN_TOD_SEC_LSB_RSZ		PTP_PIN_CFG_RSZ
15#define PTP_PIN_TOD_NSEC_RSZ		PTP_PIN_CFG_RSZ
16
17#define PTP_PIN_CFG_DOM			BIT(0)
18#define PTP_PIN_CFG_SYNC		BIT(2)
19#define PTP_PIN_CFG_ACTION(x)		((x) << 3)
20#define PTP_PIN_CFG_ACTION_MASK		PTP_PIN_CFG_ACTION(0x7)
21
22enum {
23	PTP_PIN_ACTION_IDLE = 0,
24	PTP_PIN_ACTION_LOAD,
25	PTP_PIN_ACTION_SAVE,
26	PTP_PIN_ACTION_CLOCK,
27	PTP_PIN_ACTION_DELTA,
28	PTP_PIN_ACTION_NOSYNC,
29	PTP_PIN_ACTION_SYNC,
30};
31
32#define PTP_CFG_MISC_PTP_EN		BIT(2)
33
34#define PSEC_PER_SEC			1000000000000LL
35
36#define PTP_CFG_CLK_ADJ_CFG_ENA		BIT(0)
37#define PTP_CFG_CLK_ADJ_CFG_DIR		BIT(1)
38
39#define PTP_CFG_CLK_ADJ_FREQ_NS		BIT(30)
40
41#endif