diff options
Diffstat (limited to 'drivers/net/ethernet/ti/icssg/icss_iep.h')
| -rw-r--r-- | drivers/net/ethernet/ti/icssg/icss_iep.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ti/icssg/icss_iep.h b/drivers/net/ethernet/ti/icssg/icss_iep.h new file mode 100644 index 000000000000..803a4b714893 --- /dev/null +++ b/drivers/net/ethernet/ti/icssg/icss_iep.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Texas Instruments ICSSG Industrial Ethernet Peripheral (IEP) Driver + * + * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ + * + */ + +#ifndef __NET_TI_ICSS_IEP_H +#define __NET_TI_ICSS_IEP_H + +#include <linux/mutex.h> +#include <linux/ptp_clock_kernel.h> +#include <linux/regmap.h> + +struct icss_iep; +extern const struct icss_iep_clockops prueth_iep_clockops; + +/* Firmware specific clock operations */ +struct icss_iep_clockops { + void (*settime)(void *clockops_data, u64 ns); + void (*adjtime)(void *clockops_data, s64 delta); + u64 (*gettime)(void *clockops_data, struct ptp_system_timestamp *sts); + int (*perout_enable)(void *clockops_data, + struct ptp_perout_request *req, int on, + u64 *cmp); + int (*extts_enable)(void *clockops_data, u32 index, int on); +}; + +struct icss_iep *icss_iep_get(struct device_node *np); +struct icss_iep *icss_iep_get_idx(struct device_node *np, int idx); +void icss_iep_put(struct icss_iep *iep); +int icss_iep_init(struct icss_iep *iep, const struct icss_iep_clockops *clkops, + void *clockops_data, u32 cycle_time_ns); +int icss_iep_exit(struct icss_iep *iep); +int icss_iep_get_count_low(struct icss_iep *iep); +int icss_iep_get_count_hi(struct icss_iep *iep); +int icss_iep_get_ptp_clock_idx(struct icss_iep *iep); +void icss_iep_init_fw(struct icss_iep *iep); +void icss_iep_exit_fw(struct icss_iep *iep); + +#endif /* __NET_TI_ICSS_IEP_H */ |