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/*
* Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
*
* Authors: Shlomi Gridish <gridish@freescale.com>
* Li Yang <leoli@freescale.com>
*
* Description:
* Internal header file for UCC unit routines.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __UCC_H__
#define __UCC_H__
#include <asm/immap_qe.h>
#include <asm/qe.h>
#define STATISTICS
#define UCC_MAX_NUM 8
/* Slow or fast type for UCCs.
*/
enum ucc_speed_type {
UCC_SPEED_TYPE_FAST = UCC_GUEMR_MODE_FAST_RX | UCC_GUEMR_MODE_FAST_TX,
UCC_SPEED_TYPE_SLOW = UCC_GUEMR_MODE_SLOW_RX | UCC_GUEMR_MODE_SLOW_TX
};
/* ucc_set_type
* Sets UCC to slow or fast mode.
*
* ucc_num - (In) number of UCC (0-7).
* speed - (In) slow or fast mode for UCC.
*/
int ucc_set_type(unsigned int ucc_num, enum ucc_speed_type speed);
int ucc_set_qe_mux_mii_mng(unsigned int ucc_num);
int ucc_set_qe_mux_rxtx(unsigned int ucc_num, enum qe_clock clock,
enum comm_dir mode);
int ucc_mux_set_grant_tsa_bkpt(unsigned int ucc_num, int set, u32 mask);
/* QE MUX clock routing for UCC
*/
static inline int ucc_set_qe_mux_grant(unsigned int ucc_num, int set)
{
return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_GRANT);
}
static inline int ucc_set_qe_mux_tsa(unsigned int ucc_num, int set)
{
return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_TSA);
}
static inline int ucc_set_qe_mux_bkpt(unsigned int ucc_num, int set)
{
return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_BKPT);
}
#endif /* __UCC_H__ */
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