42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Texas Instruments ICSSG Industrial Ethernet Peripheral (IEP) Driver
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*
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* Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
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*
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*/
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#ifndef __NET_TI_ICSS_IEP_H
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#define __NET_TI_ICSS_IEP_H
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#include <linux/mutex.h>
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#include <linux/ptp_clock_kernel.h>
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#include <linux/regmap.h>
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struct icss_iep;
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extern const struct icss_iep_clockops prueth_iep_clockops;
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/* Firmware specific clock operations */
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struct icss_iep_clockops {
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void (*settime)(void *clockops_data, u64 ns);
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void (*adjtime)(void *clockops_data, s64 delta);
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u64 (*gettime)(void *clockops_data, struct ptp_system_timestamp *sts);
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int (*perout_enable)(void *clockops_data,
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struct ptp_perout_request *req, int on,
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u64 *cmp);
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int (*extts_enable)(void *clockops_data, u32 index, int on);
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};
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struct icss_iep *icss_iep_get(struct device_node *np);
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struct icss_iep *icss_iep_get_idx(struct device_node *np, int idx);
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void icss_iep_put(struct icss_iep *iep);
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int icss_iep_init(struct icss_iep *iep, const struct icss_iep_clockops *clkops,
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void *clockops_data, u32 cycle_time_ns);
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int icss_iep_exit(struct icss_iep *iep);
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int icss_iep_get_count_low(struct icss_iep *iep);
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int icss_iep_get_count_hi(struct icss_iep *iep);
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int icss_iep_get_ptp_clock_idx(struct icss_iep *iep);
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void icss_iep_init_fw(struct icss_iep *iep);
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void icss_iep_exit_fw(struct icss_iep *iep);
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#endif /* __NET_TI_ICSS_IEP_H */
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