1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /****************************************************************************/ 3 4 /* 5 * nettel.h -- Lineo (formerly Moreton Bay) NETtel support. 6 * 7 * (C) Copyright 1999-2000, Moreton Bay (www.moretonbay.com) 8 * (C) Copyright 2000-2001, Lineo Inc. (www.lineo.com) 9 * (C) Copyright 2001-2002, SnapGear Inc., (www.snapgear.com) 10 */ 11 12 /****************************************************************************/ 13 #ifndef nettel_h 14 #define nettel_h 15 /****************************************************************************/ 16 17 /****************************************************************************/ 18 #if defined(CONFIG_NETtel) || defined(CONFIG_CLEOPATRA) 19 /****************************************************************************/ 20 21 #ifdef CONFIG_COLDFIRE 22 #include <asm/coldfire.h> 23 #include <asm/mcfsim.h> 24 #include <asm/io.h> 25 #endif 26 27 /*---------------------------------------------------------------------------*/ 28 #if defined(CONFIG_M5307) || defined(CONFIG_M5407) 29 /* 30 * NETtel/5307 based hardware first. DTR/DCD lines are wired to 31 * GPIO lines. Most of the LED's are driver through a latch 32 * connected to CS2. 33 */ 34 #define MCFPP_DCD1 0x0001 35 #define MCFPP_DCD0 0x0002 36 #define MCFPP_DTR1 0x0004 37 #define MCFPP_DTR0 0x0008 38 39 #define NETtel_LEDADDR 0x30400000 40 41 #ifndef __ASSEMBLY__ 42 43 extern volatile unsigned short ppdata; 44 45 /* 46 * These functions defined to give quasi generic access to the 47 * PPIO bits used for DTR/DCD. 48 */ mcf_getppdata(void)49static __inline__ unsigned int mcf_getppdata(void) 50 { 51 volatile unsigned short *pp; 52 pp = (volatile unsigned short *) MCFSIM_PADAT; 53 return((unsigned int) *pp); 54 } 55 mcf_setppdata(unsigned int mask,unsigned int bits)56static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits) 57 { 58 volatile unsigned short *pp; 59 pp = (volatile unsigned short *) MCFSIM_PADAT; 60 ppdata = (ppdata & ~mask) | bits; 61 *pp = ppdata; 62 } 63 #endif 64 65 /*---------------------------------------------------------------------------*/ 66 #elif defined(CONFIG_M5206e) 67 /* 68 * NETtel/5206e based hardware has leds on latch on CS3. 69 * No support modem for lines?? 70 */ 71 #define NETtel_LEDADDR 0x50000000 72 73 /*---------------------------------------------------------------------------*/ 74 #elif defined(CONFIG_M5272) 75 /* 76 * NETtel/5272 based hardware. DTR/DCD lines are wired to GPB lines. 77 */ 78 #define MCFPP_DCD0 0x0080 79 #define MCFPP_DCD1 0x0000 /* Port 1 no DCD support */ 80 #define MCFPP_DTR0 0x0040 81 #define MCFPP_DTR1 0x0000 /* Port 1 no DTR support */ 82 83 #ifndef __ASSEMBLY__ 84 /* 85 * These functions defined to give quasi generic access to the 86 * PPIO bits used for DTR/DCD. 87 */ mcf_getppdata(void)88static __inline__ unsigned int mcf_getppdata(void) 89 { 90 return readw(MCFSIM_PBDAT); 91 } 92 mcf_setppdata(unsigned int mask,unsigned int bits)93static __inline__ void mcf_setppdata(unsigned int mask, unsigned int bits) 94 { 95 writew((readw(MCFSIM_PBDAT) & ~mask) | bits, MCFSIM_PBDAT); 96 } 97 #endif 98 99 #endif 100 /*---------------------------------------------------------------------------*/ 101 102 /****************************************************************************/ 103 #endif /* CONFIG_NETtel */ 104 /****************************************************************************/ 105 #endif /* nettel_h */ 106