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Diffstat (limited to '')
| -rw-r--r-- | arch/m68k/include/asm/nettel.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/nettel.h b/arch/m68k/include/asm/nettel.h new file mode 100644 index 000000000..45716ead7 --- /dev/null +++ b/arch/m68k/include/asm/nettel.h @@ -0,0 +1,106 @@ +/* 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 */ |