1f6bd5952SGrygorii Strashko /* SPDX-License-Identifier: GPL-2.0+ */ 2f6bd5952SGrygorii Strashko /* TI K3 AM65 CPTS driver interface 3f6bd5952SGrygorii Strashko * 4f6bd5952SGrygorii Strashko * Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com 5f6bd5952SGrygorii Strashko */ 6f6bd5952SGrygorii Strashko 7f6bd5952SGrygorii Strashko #ifndef K3_CPTS_H_ 8f6bd5952SGrygorii Strashko #define K3_CPTS_H_ 9f6bd5952SGrygorii Strashko 10f6bd5952SGrygorii Strashko #include <linux/device.h> 11f6bd5952SGrygorii Strashko #include <linux/of.h> 12f6bd5952SGrygorii Strashko 13f6bd5952SGrygorii Strashko struct am65_cpts; 14f6bd5952SGrygorii Strashko 15f6bd5952SGrygorii Strashko #if IS_ENABLED(CONFIG_TI_K3_AM65_CPTS) 16f6bd5952SGrygorii Strashko struct am65_cpts *am65_cpts_create(struct device *dev, void __iomem *regs, 17f6bd5952SGrygorii Strashko struct device_node *node); 18f6bd5952SGrygorii Strashko int am65_cpts_phc_index(struct am65_cpts *cpts); 19f6bd5952SGrygorii Strashko void am65_cpts_tx_timestamp(struct am65_cpts *cpts, struct sk_buff *skb); 20f6bd5952SGrygorii Strashko void am65_cpts_prep_tx_timestamp(struct am65_cpts *cpts, struct sk_buff *skb); 21f6bd5952SGrygorii Strashko void am65_cpts_rx_enable(struct am65_cpts *cpts, bool en); 22f6bd5952SGrygorii Strashko #else 23f6bd5952SGrygorii Strashko static inline struct am65_cpts *am65_cpts_create(struct device *dev, 24f6bd5952SGrygorii Strashko void __iomem *regs, 25f6bd5952SGrygorii Strashko struct device_node *node) 26f6bd5952SGrygorii Strashko { 27f6bd5952SGrygorii Strashko return ERR_PTR(-EOPNOTSUPP); 28f6bd5952SGrygorii Strashko } 29f6bd5952SGrygorii Strashko 30f6bd5952SGrygorii Strashko static inline int am65_cpts_phc_index(struct am65_cpts *cpts) 31f6bd5952SGrygorii Strashko { 32f6bd5952SGrygorii Strashko return -1; 33f6bd5952SGrygorii Strashko } 34f6bd5952SGrygorii Strashko 35f6bd5952SGrygorii Strashko static inline void am65_cpts_tx_timestamp(struct am65_cpts *cpts, 36f6bd5952SGrygorii Strashko struct sk_buff *skb) 37f6bd5952SGrygorii Strashko { 38f6bd5952SGrygorii Strashko } 39f6bd5952SGrygorii Strashko 40f6bd5952SGrygorii Strashko static inline void am65_cpts_prep_tx_timestamp(struct am65_cpts *cpts, 41f6bd5952SGrygorii Strashko struct sk_buff *skb) 42f6bd5952SGrygorii Strashko { 43f6bd5952SGrygorii Strashko } 44f6bd5952SGrygorii Strashko 45f6bd5952SGrygorii Strashko static inline void am65_cpts_rx_enable(struct am65_cpts *cpts, bool en) 46f6bd5952SGrygorii Strashko { 47f6bd5952SGrygorii Strashko } 48f6bd5952SGrygorii Strashko #endif 49f6bd5952SGrygorii Strashko 50f6bd5952SGrygorii Strashko #endif /* K3_CPTS_H_ */ 51