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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
3 *
4 * Authors: Shlomi Gridish <gridish@freescale.com>
5 * Li Yang <leoli@freescale.com>
6 *
7 * Description:
8 * Internal header file for UCC unit routines.
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 */
15#ifndef __UCC_H__
16#define __UCC_H__
17
18#include <soc/fsl/qe/immap_qe.h>
19#include <soc/fsl/qe/qe.h>
20
21#define STATISTICS
22
23#define UCC_MAX_NUM 8
24
25/* Slow or fast type for UCCs.
26*/
27enum ucc_speed_type {
28 UCC_SPEED_TYPE_FAST = UCC_GUEMR_MODE_FAST_RX | UCC_GUEMR_MODE_FAST_TX,
29 UCC_SPEED_TYPE_SLOW = UCC_GUEMR_MODE_SLOW_RX | UCC_GUEMR_MODE_SLOW_TX
30};
31
32/* ucc_set_type
33 * Sets UCC to slow or fast mode.
34 *
35 * ucc_num - (In) number of UCC (0-7).
36 * speed - (In) slow or fast mode for UCC.
37 */
38int ucc_set_type(unsigned int ucc_num, enum ucc_speed_type speed);
39
40int ucc_set_qe_mux_mii_mng(unsigned int ucc_num);
41
42int ucc_set_qe_mux_rxtx(unsigned int ucc_num, enum qe_clock clock,
43 enum comm_dir mode);
44int ucc_set_tdm_rxtx_clk(unsigned int tdm_num, enum qe_clock clock,
45 enum comm_dir mode);
46int ucc_set_tdm_rxtx_sync(unsigned int tdm_num, enum qe_clock clock,
47 enum comm_dir mode);
48
49int ucc_mux_set_grant_tsa_bkpt(unsigned int ucc_num, int set, u32 mask);
50
51/* QE MUX clock routing for UCC
52*/
53static inline int ucc_set_qe_mux_grant(unsigned int ucc_num, int set)
54{
55 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_GRANT);
56}
57
58static inline int ucc_set_qe_mux_tsa(unsigned int ucc_num, int set)
59{
60 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_TSA);
61}
62
63static inline int ucc_set_qe_mux_bkpt(unsigned int ucc_num, int set)
64{
65 return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_BKPT);
66}
67
68#endif /* __UCC_H__ */