1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved. 4 * 5 * Authors: Shlomi Gridish <gridish@freescale.com> 6 * Li Yang <leoli@freescale.com> 7 * 8 * Description: 9 * Internal header file for UCC unit routines. 10 */ 11 #ifndef __UCC_H__ 12 #define __UCC_H__ 13 14 #include <soc/fsl/qe/immap_qe.h> 15 #include <soc/fsl/qe/qe.h> 16 17 #define STATISTICS 18 19 #define UCC_MAX_NUM 8 20 21 /* Slow or fast type for UCCs. 22 */ 23 enum ucc_speed_type { 24 UCC_SPEED_TYPE_FAST = UCC_GUEMR_MODE_FAST_RX | UCC_GUEMR_MODE_FAST_TX, 25 UCC_SPEED_TYPE_SLOW = UCC_GUEMR_MODE_SLOW_RX | UCC_GUEMR_MODE_SLOW_TX 26 }; 27 28 /* ucc_set_type 29 * Sets UCC to slow or fast mode. 30 * 31 * ucc_num - (In) number of UCC (0-7). 32 * speed - (In) slow or fast mode for UCC. 33 */ 34 int ucc_set_type(unsigned int ucc_num, enum ucc_speed_type speed); 35 36 int ucc_set_qe_mux_mii_mng(unsigned int ucc_num); 37 38 int ucc_set_qe_mux_rxtx(unsigned int ucc_num, enum qe_clock clock, 39 enum comm_dir mode); 40 int ucc_set_tdm_rxtx_clk(unsigned int tdm_num, enum qe_clock clock, 41 enum comm_dir mode); 42 int ucc_set_tdm_rxtx_sync(unsigned int tdm_num, enum qe_clock clock, 43 enum comm_dir mode); 44 45 int ucc_mux_set_grant_tsa_bkpt(unsigned int ucc_num, int set, u32 mask); 46 47 /* QE MUX clock routing for UCC 48 */ 49 static inline int ucc_set_qe_mux_grant(unsigned int ucc_num, int set) 50 { 51 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_GRANT); 52 } 53 54 static inline int ucc_set_qe_mux_tsa(unsigned int ucc_num, int set) 55 { 56 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_TSA); 57 } 58 59 static inline int ucc_set_qe_mux_bkpt(unsigned int ucc_num, int set) 60 { 61 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_BKPT); 62 } 63 64 #endif /* __UCC_H__ */ 65