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/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
* nettel.h -- Lineo (formerly Moreton Bay) NETtel support.
*
* (C) Copyright 1999-2000, Moreton Bay (www.moretonbay.com)
* (C) Copyright 2000-2001, Lineo Inc. (www.lineo.com)
* (C) Copyright 2001-2002, SnapGear Inc., (www.snapgear.com)
*/
/****************************************************************************/
#ifndef nettel_h
#define nettel_h
/****************************************************************************/
/****************************************************************************/
#ifdef CONFIG_NETtel
/****************************************************************************/
#ifdef CONFIG_COLDFIRE
#include <asm/coldfire.h>
#include <asm/mcfsim.h>
#include <asm/io.h>
#endif
/*---------------------------------------------------------------------------*/
#if defined(CONFIG_M5307)
/*
* NETtel/5307 based hardware first. DTR/DCD lines are wired to
* GPIO lines. Most of the LED's are driver through a latch
* connected to CS2.
*/
#define MCFPP_DCD1 0x0001
#define MCFPP_DCD0 0x0002
#define MCFPP_DTR1 0x0004
#define MCFPP_DTR0 0x0008
#define NETtel_LEDADDR 0x30400000
#ifndef __ASSEMBLY__
extern volatile unsigned short ppdata;
/*
* These functions defined to give quasi generic access to the
* PPIO bits used for DTR/DCD.
*/
static __inline__ unsigned int mcf_getppdata(void)
{
volatile unsigned short *pp;
pp = (volatile unsigned short *) MCFSIM_PADAT;
return((unsigned int) *pp);
}
static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits)
{
volatile unsigned short *pp;
pp = (volatile unsigned short *) MCFSIM_PADAT;
ppdata = (ppdata & ~mask) | bits;
*pp = ppdata;
}
#endif
/*---------------------------------------------------------------------------*/
#elif defined(CONFIG_M5206e)
/*
* NETtel/5206e based hardware has leds on latch on CS3.
* No support modem for lines??
*/
#define NETtel_LEDADDR 0x50000000
/*---------------------------------------------------------------------------*/
#elif defined(CONFIG_M5272)
/*
* NETtel/5272 based hardware. DTR/DCD lines are wired to GPB lines.
*/
#define MCFPP_DCD0 0x0080
#define MCFPP_DCD1 0x0000 /* Port 1 no DCD support */
#define MCFPP_DTR0 0x0040
#define MCFPP_DTR1 0x0000 /* Port 1 no DTR support */
#ifndef __ASSEMBLY__
/*
* These functions defined to give quasi generic access to the
* PPIO bits used for DTR/DCD.
*/
static __inline__ unsigned int mcf_getppdata(void)
{
return readw(MCFSIM_PBDAT);
}
static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits)
{
writew((readw(MCFSIM_PBDAT) & ~mask) | bits, MCFSIM_PBDAT);
}
#endif
#endif
/*---------------------------------------------------------------------------*/
/****************************************************************************/
#endif /* CONFIG_NETtel */
/****************************************************************************/
#endif /* nettel_h */
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