1/* SPDX-License-Identifier: GPL-2.0 */ 2 3/* include/asm-m68knommu/MC68EZ328.h: 'EZ328 control registers 4 * 5 * Copyright (C) 1999 Vladimir Gurevich <vgurevic@cisco.com> 6 * Bear & Hare Software, Inc. 7 * 8 * Based on include/asm-m68knommu/MC68332.h 9 * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>, 10 * The Silver Hammer Group, Ltd. 11 * 12 */ 13#include <linux/compiler.h> 14 15#ifndef _MC68EZ328_H_ 16#define _MC68EZ328_H_ 17 18#define BYTE_REF(addr) (*((volatile unsigned char*)addr)) 19#define WORD_REF(addr) (*((volatile unsigned short*)addr)) 20#define LONG_REF(addr) (*((volatile unsigned long*)addr)) 21 22#define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK) 23#define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT) 24 25/********** 26 * 27 * 0xFFFFF0xx -- System Control 28 * 29 **********/ 30 31/* 32 * System Control Register (SCR) 33 */ 34#define SCR_ADDR 0xfffff000 35#define SCR BYTE_REF(SCR_ADDR) 36 37#define SCR_WDTH8 0x01 /* 8-Bit Width Select */ 38#define SCR_DMAP 0x04 /* Double Map */ 39#define SCR_SO 0x08 /* Supervisor Only */ 40#define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */ 41#define SCR_PRV 0x20 /* Privilege Violation */ 42#define SCR_WPV 0x40 /* Write Protect Violation */ 43#define SCR_BETO 0x80 /* Bus-Error TimeOut */ 44 45/* 46 * Silicon ID Register (Mask Revision Register (MRR) for '328 Compatibility) 47 */ 48#define MRR_ADDR 0xfffff004 49#define MRR LONG_REF(MRR_ADDR) 50 51/********** 52 * 53 * 0xFFFFF1xx -- Chip-Select logic 54 * 55 **********/ 56 57/* 58 * Chip Select Group Base Registers 59 */ 60#define CSGBA_ADDR 0xfffff100 61#define CSGBB_ADDR 0xfffff102 62 63#define CSGBC_ADDR 0xfffff104 64#define CSGBD_ADDR 0xfffff106 65 66#define CSGBA WORD_REF(CSGBA_ADDR) 67#define CSGBB WORD_REF(CSGBB_ADDR) 68#define CSGBC WORD_REF(CSGBC_ADDR) 69#define CSGBD WORD_REF(CSGBD_ADDR) 70 71/* 72 * Chip Select Registers 73 */ 74#define CSA_ADDR 0xfffff110 75#define CSB_ADDR 0xfffff112 76#define CSC_ADDR 0xfffff114 77#define CSD_ADDR 0xfffff116 78 79#define CSA WORD_REF(CSA_ADDR) 80#define CSB WORD_REF(CSB_ADDR) 81#define CSC WORD_REF(CSC_ADDR) 82#define CSD WORD_REF(CSD_ADDR) 83 84#define CSA_EN 0x0001 /* Chip-Select Enable */ 85#define CSA_SIZ_MASK 0x000e /* Chip-Select Size */ 86#define CSA_SIZ_SHIFT 1 87#define CSA_WS_MASK 0x0070 /* Wait State */ 88#define CSA_WS_SHIFT 4 89#define CSA_BSW 0x0080 /* Data Bus Width */ 90#define CSA_FLASH 0x0100 /* FLASH Memory Support */ 91#define CSA_RO 0x8000 /* Read-Only */ 92 93#define CSB_EN 0x0001 /* Chip-Select Enable */ 94#define CSB_SIZ_MASK 0x000e /* Chip-Select Size */ 95#define CSB_SIZ_SHIFT 1 96#define CSB_WS_MASK 0x0070 /* Wait State */ 97#define CSB_WS_SHIFT 4 98#define CSB_BSW 0x0080 /* Data Bus Width */ 99#define CSB_FLASH 0x0100 /* FLASH Memory Support */ 100#define CSB_UPSIZ_MASK 0x1800 /* Unprotected memory block size */ 101#define CSB_UPSIZ_SHIFT 11 102#define CSB_ROP 0x2000 /* Readonly if protected */ 103#define CSB_SOP 0x4000 /* Supervisor only if protected */ 104#define CSB_RO 0x8000 /* Read-Only */ 105 106#define CSC_EN 0x0001 /* Chip-Select Enable */ 107#define CSC_SIZ_MASK 0x000e /* Chip-Select Size */ 108#define CSC_SIZ_SHIFT 1 109#define CSC_WS_MASK 0x0070 /* Wait State */ 110#define CSC_WS_SHIFT 4 111#define CSC_BSW 0x0080 /* Data Bus Width */ 112#define CSC_FLASH 0x0100 /* FLASH Memory Support */ 113#define CSC_UPSIZ_MASK 0x1800 /* Unprotected memory block size */ 114#define CSC_UPSIZ_SHIFT 11 115#define CSC_ROP 0x2000 /* Readonly if protected */ 116#define CSC_SOP 0x4000 /* Supervisor only if protected */ 117#define CSC_RO 0x8000 /* Read-Only */ 118 119#define CSD_EN 0x0001 /* Chip-Select Enable */ 120#define CSD_SIZ_MASK 0x000e /* Chip-Select Size */ 121#define CSD_SIZ_SHIFT 1 122#define CSD_WS_MASK 0x0070 /* Wait State */ 123#define CSD_WS_SHIFT 4 124#define CSD_BSW 0x0080 /* Data Bus Width */ 125#define CSD_FLASH 0x0100 /* FLASH Memory Support */ 126#define CSD_DRAM 0x0200 /* Dram Selection */ 127#define CSD_COMB 0x0400 /* Combining */ 128#define CSD_UPSIZ_MASK 0x1800 /* Unprotected memory block size */ 129#define CSD_UPSIZ_SHIFT 11 130#define CSD_ROP 0x2000 /* Readonly if protected */ 131#define CSD_SOP 0x4000 /* Supervisor only if protected */ 132#define CSD_RO 0x8000 /* Read-Only */ 133 134/* 135 * Emulation Chip-Select Register 136 */ 137#define EMUCS_ADDR 0xfffff118 138#define EMUCS WORD_REF(EMUCS_ADDR) 139 140#define EMUCS_WS_MASK 0x0070 141#define EMUCS_WS_SHIFT 4 142 143/********** 144 * 145 * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control 146 * 147 **********/ 148 149/* 150 * PLL Control Register 151 */ 152#define PLLCR_ADDR 0xfffff200 153#define PLLCR WORD_REF(PLLCR_ADDR) 154 155#define PLLCR_DISPLL 0x0008 /* Disable PLL */ 156#define PLLCR_CLKEN 0x0010 /* Clock (CLKO pin) enable */ 157#define PLLCR_PRESC 0x0020 /* VCO prescaler */ 158#define PLLCR_SYSCLK_SEL_MASK 0x0700 /* System Clock Selection */ 159#define PLLCR_SYSCLK_SEL_SHIFT 8 160#define PLLCR_LCDCLK_SEL_MASK 0x3800 /* LCD Clock Selection */ 161#define PLLCR_LCDCLK_SEL_SHIFT 11 162 163/* '328-compatible definitions */ 164#define PLLCR_PIXCLK_SEL_MASK PLLCR_LCDCLK_SEL_MASK 165#define PLLCR_PIXCLK_SEL_SHIFT PLLCR_LCDCLK_SEL_SHIFT 166 167/* 168 * PLL Frequency Select Register 169 */ 170#define PLLFSR_ADDR 0xfffff202 171#define PLLFSR WORD_REF(PLLFSR_ADDR) 172 173#define PLLFSR_PC_MASK 0x00ff /* P Count */ 174#define PLLFSR_PC_SHIFT 0 175#define PLLFSR_QC_MASK 0x0f00 /* Q Count */ 176#define PLLFSR_QC_SHIFT 8 177#define PLLFSR_PROT 0x4000 /* Protect P & Q */ 178#define PLLFSR_CLK32 0x8000 /* Clock 32 (kHz) */ 179 180/* 181 * Power Control Register 182 */ 183#define PCTRL_ADDR 0xfffff207 184#define PCTRL BYTE_REF(PCTRL_ADDR) 185 186#define PCTRL_WIDTH_MASK 0x1f /* CPU Clock bursts width */ 187#define PCTRL_WIDTH_SHIFT 0 188#define PCTRL_PCEN 0x80 /* Power Control Enable */ 189 190/********** 191 * 192 * 0xFFFFF3xx -- Interrupt Controller 193 * 194 **********/ 195 196/* 197 * Interrupt Vector Register 198 */ 199#define IVR_ADDR 0xfffff300 200#define IVR BYTE_REF(IVR_ADDR) 201 202#define IVR_VECTOR_MASK 0xF8 203 204/* 205 * Interrupt control Register 206 */ 207#define ICR_ADDR 0xfffff302 208#define ICR WORD_REF(ICR_ADDR) 209 210#define ICR_POL5 0x0080 /* Polarity Control for IRQ5 */ 211#define ICR_ET6 0x0100 /* Edge Trigger Select for IRQ6 */ 212#define ICR_ET3 0x0200 /* Edge Trigger Select for IRQ3 */ 213#define ICR_ET2 0x0400 /* Edge Trigger Select for IRQ2 */ 214#define ICR_ET1 0x0800 /* Edge Trigger Select for IRQ1 */ 215#define ICR_POL6 0x1000 /* Polarity Control for IRQ6 */ 216#define ICR_POL3 0x2000 /* Polarity Control for IRQ3 */ 217#define ICR_POL2 0x4000 /* Polarity Control for IRQ2 */ 218#define ICR_POL1 0x8000 /* Polarity Control for IRQ1 */ 219 220/* 221 * Interrupt Mask Register 222 */ 223#define IMR_ADDR 0xfffff304 224#define IMR LONG_REF(IMR_ADDR) 225 226/* 227 * Define the names for bit positions first. This is useful for 228 * request_irq 229 */ 230#define SPI_IRQ_NUM 0 /* SPI interrupt */ 231#define TMR_IRQ_NUM 1 /* Timer interrupt */ 232#define UART_IRQ_NUM 2 /* UART interrupt */ 233#define WDT_IRQ_NUM 3 /* Watchdog Timer interrupt */ 234#define RTC_IRQ_NUM 4 /* RTC interrupt */ 235#define KB_IRQ_NUM 6 /* Keyboard Interrupt */ 236#define PWM_IRQ_NUM 7 /* Pulse-Width Modulator int. */ 237#define INT0_IRQ_NUM 8 /* External INT0 */ 238#define INT1_IRQ_NUM 9 /* External INT1 */ 239#define INT2_IRQ_NUM 10 /* External INT2 */ 240#define INT3_IRQ_NUM 11 /* External INT3 */ 241#define IRQ1_IRQ_NUM 16 /* IRQ1 */ 242#define IRQ2_IRQ_NUM 17 /* IRQ2 */ 243#define IRQ3_IRQ_NUM 18 /* IRQ3 */ 244#define IRQ6_IRQ_NUM 19 /* IRQ6 */ 245#define IRQ5_IRQ_NUM 20 /* IRQ5 */ 246#define SAM_IRQ_NUM 22 /* Sampling Timer for RTC */ 247#define EMIQ_IRQ_NUM 23 /* Emulator Interrupt */ 248 249/* '328-compatible definitions */ 250#define SPIM_IRQ_NUM SPI_IRQ_NUM 251#define TMR1_IRQ_NUM TMR_IRQ_NUM 252 253/* 254 * Here go the bitmasks themselves 255 */ 256#define IMR_MSPI (1 << SPI_IRQ_NUM) /* Mask SPI interrupt */ 257#define IMR_MTMR (1 << TMR_IRQ_NUM) /* Mask Timer interrupt */ 258#define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */ 259#define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */ 260#define IMR_MRTC (1 << RTC_IRQ_NUM) /* Mask RTC interrupt */ 261#define IMR_MKB (1 << KB_IRQ_NUM) /* Mask Keyboard Interrupt */ 262#define IMR_MPWM (1 << PWM_IRQ_NUM) /* Mask Pulse-Width Modulator int. */ 263#define IMR_MINT0 (1 << INT0_IRQ_NUM) /* Mask External INT0 */ 264#define IMR_MINT1 (1 << INT1_IRQ_NUM) /* Mask External INT1 */ 265#define IMR_MINT2 (1 << INT2_IRQ_NUM) /* Mask External INT2 */ 266#define IMR_MINT3 (1 << INT3_IRQ_NUM) /* Mask External INT3 */ 267#define IMR_MIRQ1 (1 << IRQ1_IRQ_NUM) /* Mask IRQ1 */ 268#define IMR_MIRQ2 (1 << IRQ2_IRQ_NUM) /* Mask IRQ2 */ 269#define IMR_MIRQ3 (1 << IRQ3_IRQ_NUM) /* Mask IRQ3 */ 270#define IMR_MIRQ6 (1 << IRQ6_IRQ_NUM) /* Mask IRQ6 */ 271#define IMR_MIRQ5 (1 << IRQ5_IRQ_NUM) /* Mask IRQ5 */ 272#define IMR_MSAM (1 << SAM_IRQ_NUM) /* Mask Sampling Timer for RTC */ 273#define IMR_MEMIQ (1 << EMIQ_IRQ_NUM) /* Mask Emulator Interrupt */ 274 275/* '328-compatible definitions */ 276#define IMR_MSPIM IMR_MSPI 277#define IMR_MTMR1 IMR_MTMR 278 279/* 280 * Interrupt Status Register 281 */ 282#define ISR_ADDR 0xfffff30c 283#define ISR LONG_REF(ISR_ADDR) 284 285#define ISR_SPI (1 << SPI_IRQ_NUM) /* SPI interrupt */ 286#define ISR_TMR (1 << TMR_IRQ_NUM) /* Timer interrupt */ 287#define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ 288#define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ 289#define ISR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */ 290#define ISR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */ 291#define ISR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator interrupt */ 292#define ISR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */ 293#define ISR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */ 294#define ISR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */ 295#define ISR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */ 296#define ISR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */ 297#define ISR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */ 298#define ISR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */ 299#define ISR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */ 300#define ISR_IRQ5 (1 << IRQ5_IRQ_NUM) /* IRQ5 */ 301#define ISR_SAM (1 << SAM_IRQ_NUM) /* Sampling Timer for RTC */ 302#define ISR_EMIQ (1 << EMIQ_IRQ_NUM) /* Emulator Interrupt */ 303 304/* '328-compatible definitions */ 305#define ISR_SPIM ISR_SPI 306#define ISR_TMR1 ISR_TMR 307 308/* 309 * Interrupt Pending Register 310 */ 311#define IPR_ADDR 0xfffff30c 312#define IPR LONG_REF(IPR_ADDR) 313 314#define IPR_SPI (1 << SPI_IRQ_NUM) /* SPI interrupt */ 315#define IPR_TMR (1 << TMR_IRQ_NUM) /* Timer interrupt */ 316#define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ 317#define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ 318#define IPR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */ 319#define IPR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */ 320#define IPR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator interrupt */ 321#define IPR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */ 322#define IPR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */ 323#define IPR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */ 324#define IPR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */ 325#define IPR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */ 326#define IPR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */ 327#define IPR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */ 328#define IPR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */ 329#define IPR_IRQ5 (1 << IRQ5_IRQ_NUM) /* IRQ5 */ 330#define IPR_SAM (1 << SAM_IRQ_NUM) /* Sampling Timer for RTC */ 331#define IPR_EMIQ (1 << EMIQ_IRQ_NUM) /* Emulator Interrupt */ 332 333/* '328-compatible definitions */ 334#define IPR_SPIM IPR_SPI 335#define IPR_TMR1 IPR_TMR 336 337/********** 338 * 339 * 0xFFFFF4xx -- Parallel Ports 340 * 341 **********/ 342 343/* 344 * Port A 345 */ 346#define PADIR_ADDR 0xfffff400 /* Port A direction reg */ 347#define PADATA_ADDR 0xfffff401 /* Port A data register */ 348#define PAPUEN_ADDR 0xfffff402 /* Port A Pull-Up enable reg */ 349 350#define PADIR BYTE_REF(PADIR_ADDR) 351#define PADATA BYTE_REF(PADATA_ADDR) 352#define PAPUEN BYTE_REF(PAPUEN_ADDR) 353 354#define PA(x) (1 << (x)) 355 356/* 357 * Port B 358 */ 359#define PBDIR_ADDR 0xfffff408 /* Port B direction reg */ 360#define PBDATA_ADDR 0xfffff409 /* Port B data register */ 361#define PBPUEN_ADDR 0xfffff40a /* Port B Pull-Up enable reg */ 362#define PBSEL_ADDR 0xfffff40b /* Port B Select Register */ 363 364#define PBDIR BYTE_REF(PBDIR_ADDR) 365#define PBDATA BYTE_REF(PBDATA_ADDR) 366#define PBPUEN BYTE_REF(PBPUEN_ADDR) 367#define PBSEL BYTE_REF(PBSEL_ADDR) 368 369#define PB(x) (1 << (x)) 370 371#define PB_CSB0 0x01 /* Use CSB0 as PB[0] */ 372#define PB_CSB1 0x02 /* Use CSB1 as PB[1] */ 373#define PB_CSC0_RAS0 0x04 /* Use CSC0/RAS0 as PB[2] */ 374#define PB_CSC1_RAS1 0x08 /* Use CSC1/RAS1 as PB[3] */ 375#define PB_CSD0_CAS0 0x10 /* Use CSD0/CAS0 as PB[4] */ 376#define PB_CSD1_CAS1 0x20 /* Use CSD1/CAS1 as PB[5] */ 377#define PB_TIN_TOUT 0x40 /* Use TIN/TOUT as PB[6] */ 378#define PB_PWMO 0x80 /* Use PWMO as PB[7] */ 379 380/* 381 * Port C 382 */ 383#define PCDIR_ADDR 0xfffff410 /* Port C direction reg */ 384#define PCDATA_ADDR 0xfffff411 /* Port C data register */ 385#define PCPDEN_ADDR 0xfffff412 /* Port C Pull-Down enb. reg */ 386#define PCSEL_ADDR 0xfffff413 /* Port C Select Register */ 387 388#define PCDIR BYTE_REF(PCDIR_ADDR) 389#define PCDATA BYTE_REF(PCDATA_ADDR) 390#define PCPDEN BYTE_REF(PCPDEN_ADDR) 391#define PCSEL BYTE_REF(PCSEL_ADDR) 392 393#define PC(x) (1 << (x)) 394 395#define PC_LD0 0x01 /* Use LD0 as PC[0] */ 396#define PC_LD1 0x02 /* Use LD1 as PC[1] */ 397#define PC_LD2 0x04 /* Use LD2 as PC[2] */ 398#define PC_LD3 0x08 /* Use LD3 as PC[3] */ 399#define PC_LFLM 0x10 /* Use LFLM as PC[4] */ 400#define PC_LLP 0x20 /* Use LLP as PC[5] */ 401#define PC_LCLK 0x40 /* Use LCLK as PC[6] */ 402#define PC_LACD 0x80 /* Use LACD as PC[7] */ 403 404/* 405 * Port D 406 */ 407#define PDDIR_ADDR 0xfffff418 /* Port D direction reg */ 408#define PDDATA_ADDR 0xfffff419 /* Port D data register */ 409#define PDPUEN_ADDR 0xfffff41a /* Port D Pull-Up enable reg */ 410#define PDSEL_ADDR 0xfffff41b /* Port D Select Register */ 411#define PDPOL_ADDR 0xfffff41c /* Port D Polarity Register */ 412#define PDIRQEN_ADDR 0xfffff41d /* Port D IRQ enable register */ 413#define PDKBEN_ADDR 0xfffff41e /* Port D Keyboard Enable reg */ 414#define PDIQEG_ADDR 0xfffff41f /* Port D IRQ Edge Register */ 415 416#define PDDIR BYTE_REF(PDDIR_ADDR) 417#define PDDATA BYTE_REF(PDDATA_ADDR) 418#define PDPUEN BYTE_REF(PDPUEN_ADDR) 419#define PDSEL BYTE_REF(PDSEL_ADDR) 420#define PDPOL BYTE_REF(PDPOL_ADDR) 421#define PDIRQEN BYTE_REF(PDIRQEN_ADDR) 422#define PDKBEN BYTE_REF(PDKBEN_ADDR) 423#define PDIQEG BYTE_REF(PDIQEG_ADDR) 424 425#define PD(x) (1 << (x)) 426 427#define PD_INT0 0x01 /* Use INT0 as PD[0] */ 428#define PD_INT1 0x02 /* Use INT1 as PD[1] */ 429#define PD_INT2 0x04 /* Use INT2 as PD[2] */ 430#define PD_INT3 0x08 /* Use INT3 as PD[3] */ 431#define PD_IRQ1 0x10 /* Use IRQ1 as PD[4] */ 432#define PD_IRQ2 0x20 /* Use IRQ2 as PD[5] */ 433#define PD_IRQ3 0x40 /* Use IRQ3 as PD[6] */ 434#define PD_IRQ6 0x80 /* Use IRQ6 as PD[7] */ 435 436/* 437 * Port E 438 */ 439#define PEDIR_ADDR 0xfffff420 /* Port E direction reg */ 440#define PEDATA_ADDR 0xfffff421 /* Port E data register */ 441#define PEPUEN_ADDR 0xfffff422 /* Port E Pull-Up enable reg */ 442#define PESEL_ADDR 0xfffff423 /* Port E Select Register */ 443 444#define PEDIR BYTE_REF(PEDIR_ADDR) 445#define PEDATA BYTE_REF(PEDATA_ADDR) 446#define PEPUEN BYTE_REF(PEPUEN_ADDR) 447#define PESEL BYTE_REF(PESEL_ADDR) 448 449#define PE(x) (1 << (x)) 450 451#define PE_SPMTXD 0x01 /* Use SPMTXD as PE[0] */ 452#define PE_SPMRXD 0x02 /* Use SPMRXD as PE[1] */ 453#define PE_SPMCLK 0x04 /* Use SPMCLK as PE[2] */ 454#define PE_DWE 0x08 /* Use DWE as PE[3] */ 455#define PE_RXD 0x10 /* Use RXD as PE[4] */ 456#define PE_TXD 0x20 /* Use TXD as PE[5] */ 457#define PE_RTS 0x40 /* Use RTS as PE[6] */ 458#define PE_CTS 0x80 /* Use CTS as PE[7] */ 459 460/* 461 * Port F 462 */ 463#define PFDIR_ADDR 0xfffff428 /* Port F direction reg */ 464#define PFDATA_ADDR 0xfffff429 /* Port F data register */ 465#define PFPUEN_ADDR 0xfffff42a /* Port F Pull-Up enable reg */ 466#define PFSEL_ADDR 0xfffff42b /* Port F Select Register */ 467 468#define PFDIR BYTE_REF(PFDIR_ADDR) 469#define PFDATA BYTE_REF(PFDATA_ADDR) 470#define PFPUEN BYTE_REF(PFPUEN_ADDR) 471#define PFSEL BYTE_REF(PFSEL_ADDR) 472 473#define PF(x) (1 << (x)) 474 475#define PF_LCONTRAST 0x01 /* Use LCONTRAST as PF[0] */ 476#define PF_IRQ5 0x02 /* Use IRQ5 as PF[1] */ 477#define PF_CLKO 0x04 /* Use CLKO as PF[2] */ 478#define PF_A20 0x08 /* Use A20 as PF[3] */ 479#define PF_A21 0x10 /* Use A21 as PF[4] */ 480#define PF_A22 0x20 /* Use A22 as PF[5] */ 481#define PF_A23 0x40 /* Use A23 as PF[6] */ 482#define PF_CSA1 0x80 /* Use CSA1 as PF[7] */ 483 484/* 485 * Port G 486 */ 487#define PGDIR_ADDR 0xfffff430 /* Port G direction reg */ 488#define PGDATA_ADDR 0xfffff431 /* Port G data register */ 489#define PGPUEN_ADDR 0xfffff432 /* Port G Pull-Up enable reg */ 490#define PGSEL_ADDR 0xfffff433 /* Port G Select Register */ 491 492#define PGDIR BYTE_REF(PGDIR_ADDR) 493#define PGDATA BYTE_REF(PGDATA_ADDR) 494#define PGPUEN BYTE_REF(PGPUEN_ADDR) 495#define PGSEL BYTE_REF(PGSEL_ADDR) 496 497#define PG(x) (1 << (x)) 498 499#define PG_BUSW_DTACK 0x01 /* Use BUSW/DTACK as PG[0] */ 500#define PG_A0 0x02 /* Use A0 as PG[1] */ 501#define PG_EMUIRQ 0x04 /* Use EMUIRQ as PG[2] */ 502#define PG_HIZ_P_D 0x08 /* Use HIZ/P/D as PG[3] */ 503#define PG_EMUCS 0x10 /* Use EMUCS as PG[4] */ 504#define PG_EMUBRK 0x20 /* Use EMUBRK as PG[5] */ 505 506/********** 507 * 508 * 0xFFFFF5xx -- Pulse-Width Modulator (PWM) 509 * 510 **********/ 511 512/* 513 * PWM Control Register 514 */ 515#define PWMC_ADDR 0xfffff500 516#define PWMC WORD_REF(PWMC_ADDR) 517 518#define PWMC_CLKSEL_MASK 0x0003 /* Clock Selection */ 519#define PWMC_CLKSEL_SHIFT 0 520#define PWMC_REPEAT_MASK 0x000c /* Sample Repeats */ 521#define PWMC_REPEAT_SHIFT 2 522#define PWMC_EN 0x0010 /* Enable PWM */ 523#define PMNC_FIFOAV 0x0020 /* FIFO Available */ 524#define PWMC_IRQEN 0x0040 /* Interrupt Request Enable */ 525#define PWMC_IRQ 0x0080 /* Interrupt Request (FIFO empty) */ 526#define PWMC_PRESCALER_MASK 0x7f00 /* Incoming Clock prescaler */ 527#define PWMC_PRESCALER_SHIFT 8 528#define PWMC_CLKSRC 0x8000 /* Clock Source Select */ 529 530/* '328-compatible definitions */ 531#define PWMC_PWMEN PWMC_EN 532 533/* 534 * PWM Sample Register 535 */ 536#define PWMS_ADDR 0xfffff502 537#define PWMS WORD_REF(PWMS_ADDR) 538 539/* 540 * PWM Period Register 541 */ 542#define PWMP_ADDR 0xfffff504 543#define PWMP BYTE_REF(PWMP_ADDR) 544 545/* 546 * PWM Counter Register 547 */ 548#define PWMCNT_ADDR 0xfffff505 549#define PWMCNT BYTE_REF(PWMCNT_ADDR) 550 551/********** 552 * 553 * 0xFFFFF6xx -- General-Purpose Timer 554 * 555 **********/ 556 557/* 558 * Timer Control register 559 */ 560#define TCTL_ADDR 0xfffff600 561#define TCTL WORD_REF(TCTL_ADDR) 562 563#define TCTL_TEN 0x0001 /* Timer Enable */ 564#define TCTL_CLKSOURCE_MASK 0x000e /* Clock Source: */ 565#define TCTL_CLKSOURCE_STOP 0x0000 /* Stop count (disabled) */ 566#define TCTL_CLKSOURCE_SYSCLK 0x0002 /* SYSCLK to prescaler */ 567#define TCTL_CLKSOURCE_SYSCLK_16 0x0004 /* SYSCLK/16 to prescaler */ 568#define TCTL_CLKSOURCE_TIN 0x0006 /* TIN to prescaler */ 569#define TCTL_CLKSOURCE_32KHZ 0x0008 /* 32kHz clock to prescaler */ 570#define TCTL_IRQEN 0x0010 /* IRQ Enable */ 571#define TCTL_OM 0x0020 /* Output Mode */ 572#define TCTL_CAP_MASK 0x00c0 /* Capture Edge: */ 573#define TCTL_CAP_RE 0x0040 /* Capture on rizing edge */ 574#define TCTL_CAP_FE 0x0080 /* Capture on falling edge */ 575#define TCTL_FRR 0x0010 /* Free-Run Mode */ 576 577/* '328-compatible definitions */ 578#define TCTL1_ADDR TCTL_ADDR 579#define TCTL1 TCTL 580 581/* 582 * Timer Prescaler Register 583 */ 584#define TPRER_ADDR 0xfffff602 585#define TPRER WORD_REF(TPRER_ADDR) 586 587/* '328-compatible definitions */ 588#define TPRER1_ADDR TPRER_ADDR 589#define TPRER1 TPRER 590 591/* 592 * Timer Compare Register 593 */ 594#define TCMP_ADDR 0xfffff604 595#define TCMP WORD_REF(TCMP_ADDR) 596 597/* '328-compatible definitions */ 598#define TCMP1_ADDR TCMP_ADDR 599#define TCMP1 TCMP 600 601/* 602 * Timer Capture register 603 */ 604#define TCR_ADDR 0xfffff606 605#define TCR WORD_REF(TCR_ADDR) 606 607/* '328-compatible definitions */ 608#define TCR1_ADDR TCR_ADDR 609#define TCR1 TCR 610 611/* 612 * Timer Counter Register 613 */ 614#define TCN_ADDR 0xfffff608 615#define TCN WORD_REF(TCN_ADDR) 616 617/* '328-compatible definitions */ 618#define TCN1_ADDR TCN_ADDR 619#define TCN1 TCN 620 621/* 622 * Timer Status Register 623 */ 624#define TSTAT_ADDR 0xfffff60a 625#define TSTAT WORD_REF(TSTAT_ADDR) 626 627#define TSTAT_COMP 0x0001 /* Compare Event occurred */ 628#define TSTAT_CAPT 0x0001 /* Capture Event occurred */ 629 630/* '328-compatible definitions */ 631#define TSTAT1_ADDR TSTAT_ADDR 632#define TSTAT1 TSTAT 633 634/********** 635 * 636 * 0xFFFFF8xx -- Serial Peripheral Interface Master (SPIM) 637 * 638 **********/ 639 640/* 641 * SPIM Data Register 642 */ 643#define SPIMDATA_ADDR 0xfffff800 644#define SPIMDATA WORD_REF(SPIMDATA_ADDR) 645 646/* 647 * SPIM Control/Status Register 648 */ 649#define SPIMCONT_ADDR 0xfffff802 650#define SPIMCONT WORD_REF(SPIMCONT_ADDR) 651 652#define SPIMCONT_BIT_COUNT_MASK 0x000f /* Transfer Length in Bytes */ 653#define SPIMCONT_BIT_COUNT_SHIFT 0 654#define SPIMCONT_POL 0x0010 /* SPMCLK Signel Polarity */ 655#define SPIMCONT_PHA 0x0020 /* Clock/Data phase relationship */ 656#define SPIMCONT_IRQEN 0x0040 /* IRQ Enable */ 657#define SPIMCONT_IRQ 0x0080 /* Interrupt Request */ 658#define SPIMCONT_XCH 0x0100 /* Exchange */ 659#define SPIMCONT_ENABLE 0x0200 /* Enable SPIM */ 660#define SPIMCONT_DATA_RATE_MASK 0xe000 /* SPIM Data Rate */ 661#define SPIMCONT_DATA_RATE_SHIFT 13 662 663/* '328-compatible definitions */ 664#define SPIMCONT_SPIMIRQ SPIMCONT_IRQ 665#define SPIMCONT_SPIMEN SPIMCONT_ENABLE 666 667/********** 668 * 669 * 0xFFFFF9xx -- UART 670 * 671 **********/ 672 673/* 674 * UART Status/Control Register 675 */ 676#define USTCNT_ADDR 0xfffff900 677#define USTCNT WORD_REF(USTCNT_ADDR) 678 679#define USTCNT_TXAE 0x0001 /* Transmitter Available Interrupt Enable */ 680#define USTCNT_TXHE 0x0002 /* Transmitter Half Empty Enable */ 681#define USTCNT_TXEE 0x0004 /* Transmitter Empty Interrupt Enable */ 682#define USTCNT_RXRE 0x0008 /* Receiver Ready Interrupt Enable */ 683#define USTCNT_RXHE 0x0010 /* Receiver Half-Full Interrupt Enable */ 684#define USTCNT_RXFE 0x0020 /* Receiver Full Interrupt Enable */ 685#define USTCNT_CTSD 0x0040 /* CTS Delta Interrupt Enable */ 686#define USTCNT_ODEN 0x0080 /* Old Data Interrupt Enable */ 687#define USTCNT_8_7 0x0100 /* Eight or seven-bit transmission */ 688#define USTCNT_STOP 0x0200 /* Stop bit transmission */ 689#define USTCNT_ODD 0x0400 /* Odd Parity */ 690#define USTCNT_PEN 0x0800 /* Parity Enable */ 691#define USTCNT_CLKM 0x1000 /* Clock Mode Select */ 692#define USTCNT_TXEN 0x2000 /* Transmitter Enable */ 693#define USTCNT_RXEN 0x4000 /* Receiver Enable */ 694#define USTCNT_UEN 0x8000 /* UART Enable */ 695 696/* '328-compatible definitions */ 697#define USTCNT_TXAVAILEN USTCNT_TXAE 698#define USTCNT_TXHALFEN USTCNT_TXHE 699#define USTCNT_TXEMPTYEN USTCNT_TXEE 700#define USTCNT_RXREADYEN USTCNT_RXRE 701#define USTCNT_RXHALFEN USTCNT_RXHE 702#define USTCNT_RXFULLEN USTCNT_RXFE 703#define USTCNT_CTSDELTAEN USTCNT_CTSD 704#define USTCNT_ODD_EVEN USTCNT_ODD 705#define USTCNT_PARITYEN USTCNT_PEN 706#define USTCNT_CLKMODE USTCNT_CLKM 707#define USTCNT_UARTEN USTCNT_UEN 708 709/* 710 * UART Baud Control Register 711 */ 712#define UBAUD_ADDR 0xfffff902 713#define UBAUD WORD_REF(UBAUD_ADDR) 714 715#define UBAUD_PRESCALER_MASK 0x003f /* Actual divisor is 65 - PRESCALER */ 716#define UBAUD_PRESCALER_SHIFT 0 717#define UBAUD_DIVIDE_MASK 0x0700 /* Baud Rate freq. divisor */ 718#define UBAUD_DIVIDE_SHIFT 8 719#define UBAUD_BAUD_SRC 0x0800 /* Baud Rate Source */ 720#define UBAUD_UCLKDIR 0x2000 /* UCLK Direction */ 721 722/* 723 * UART Receiver Register 724 */ 725#define URX_ADDR 0xfffff904 726#define URX WORD_REF(URX_ADDR) 727 728#define URX_RXDATA_ADDR 0xfffff905 729#define URX_RXDATA BYTE_REF(URX_RXDATA_ADDR) 730 731#define URX_RXDATA_MASK 0x00ff /* Received data */ 732#define URX_RXDATA_SHIFT 0 733#define URX_PARITY_ERROR 0x0100 /* Parity Error */ 734#define URX_BREAK 0x0200 /* Break Detected */ 735#define URX_FRAME_ERROR 0x0400 /* Framing Error */ 736#define URX_OVRUN 0x0800 /* Serial Overrun */ 737#define URX_OLD_DATA 0x1000 /* Old data in FIFO */ 738#define URX_DATA_READY 0x2000 /* Data Ready (FIFO not empty) */ 739#define URX_FIFO_HALF 0x4000 /* FIFO is Half-Full */ 740#define URX_FIFO_FULL 0x8000 /* FIFO is Full */ 741 742/* 743 * UART Transmitter Register 744 */ 745#define UTX_ADDR 0xfffff906 746#define UTX WORD_REF(UTX_ADDR) 747 748#define UTX_TXDATA_ADDR 0xfffff907 749#define UTX_TXDATA BYTE_REF(UTX_TXDATA_ADDR) 750 751#define UTX_TXDATA_MASK 0x00ff /* Data to be transmitted */ 752#define UTX_TXDATA_SHIFT 0 753#define UTX_CTS_DELTA 0x0100 /* CTS changed */ 754#define UTX_CTS_STAT 0x0200 /* CTS State */ 755#define UTX_BUSY 0x0400 /* FIFO is busy, sending a character */ 756#define UTX_NOCTS 0x0800 /* Ignore CTS */ 757#define UTX_SEND_BREAK 0x1000 /* Send a BREAK */ 758#define UTX_TX_AVAIL 0x2000 /* Transmit FIFO has a slot available */ 759#define UTX_FIFO_HALF 0x4000 /* Transmit FIFO is half empty */ 760#define UTX_FIFO_EMPTY 0x8000 /* Transmit FIFO is empty */ 761 762/* '328-compatible definitions */ 763#define UTX_CTS_STATUS UTX_CTS_STAT 764#define UTX_IGNORE_CTS UTX_NOCTS 765 766/* 767 * UART Miscellaneous Register 768 */ 769#define UMISC_ADDR 0xfffff908 770#define UMISC WORD_REF(UMISC_ADDR) 771 772#define UMISC_TX_POL 0x0004 /* Transmit Polarity */ 773#define UMISC_RX_POL 0x0008 /* Receive Polarity */ 774#define UMISC_IRDA_LOOP 0x0010 /* IrDA Loopback Enable */ 775#define UMISC_IRDA_EN 0x0020 /* Infra-Red Enable */ 776#define UMISC_RTS 0x0040 /* Set RTS status */ 777#define UMISC_RTSCONT 0x0080 /* Choose RTS control */ 778#define UMISC_IR_TEST 0x0400 /* IRDA Test Enable */ 779#define UMISC_BAUD_RESET 0x0800 /* Reset Baud Rate Generation Counters */ 780#define UMISC_LOOP 0x1000 /* Serial Loopback Enable */ 781#define UMISC_FORCE_PERR 0x2000 /* Force Parity Error */ 782#define UMISC_CLKSRC 0x4000 /* Clock Source */ 783#define UMISC_BAUD_TEST 0x8000 /* Enable Baud Test Mode */ 784 785/* 786 * UART Non-integer Prescaler Register 787 */ 788#define NIPR_ADDR 0xfffff90a 789#define NIPR WORD_REF(NIPR_ADDR) 790 791#define NIPR_STEP_VALUE_MASK 0x00ff /* NI prescaler step value */ 792#define NIPR_STEP_VALUE_SHIFT 0 793#define NIPR_SELECT_MASK 0x0700 /* Tap Selection */ 794#define NIPR_SELECT_SHIFT 8 795#define NIPR_PRE_SEL 0x8000 /* Non-integer prescaler select */ 796 797 798/* generalization of uart control registers to support multiple ports: */ 799typedef volatile struct { 800 volatile unsigned short int ustcnt; 801 volatile unsigned short int ubaud; 802 union { 803 volatile unsigned short int w; 804 struct { 805 volatile unsigned char status; 806 volatile unsigned char rxdata; 807 } b; 808 } urx; 809 union { 810 volatile unsigned short int w; 811 struct { 812 volatile unsigned char status; 813 volatile unsigned char txdata; 814 } b; 815 } utx; 816 volatile unsigned short int umisc; 817 volatile unsigned short int nipr; 818 volatile unsigned short int pad1; 819 volatile unsigned short int pad2; 820} __packed m68328_uart; 821 822 823/********** 824 * 825 * 0xFFFFFAxx -- LCD Controller 826 * 827 **********/ 828 829/* 830 * LCD Screen Starting Address Register 831 */ 832#define LSSA_ADDR 0xfffffa00 833#define LSSA LONG_REF(LSSA_ADDR) 834 835#define LSSA_SSA_MASK 0x1ffffffe /* Bits 0 and 29-31 are reserved */ 836 837/* 838 * LCD Virtual Page Width Register 839 */ 840#define LVPW_ADDR 0xfffffa05 841#define LVPW BYTE_REF(LVPW_ADDR) 842 843/* 844 * LCD Screen Width Register (not compatible with '328 !!!) 845 */ 846#define LXMAX_ADDR 0xfffffa08 847#define LXMAX WORD_REF(LXMAX_ADDR) 848 849#define LXMAX_XM_MASK 0x02f0 /* Bits 0-3 and 10-15 are reserved */ 850 851/* 852 * LCD Screen Height Register 853 */ 854#define LYMAX_ADDR 0xfffffa0a 855#define LYMAX WORD_REF(LYMAX_ADDR) 856 857#define LYMAX_YM_MASK 0x01ff /* Bits 9-15 are reserved */ 858 859/* 860 * LCD Cursor X Position Register 861 */ 862#define LCXP_ADDR 0xfffffa18 863#define LCXP WORD_REF(LCXP_ADDR) 864 865#define LCXP_CC_MASK 0xc000 /* Cursor Control */ 866#define LCXP_CC_TRAMSPARENT 0x0000 867#define LCXP_CC_BLACK 0x4000 868#define LCXP_CC_REVERSED 0x8000 869#define LCXP_CC_WHITE 0xc000 870#define LCXP_CXP_MASK 0x02ff /* Cursor X position */ 871 872/* 873 * LCD Cursor Y Position Register 874 */ 875#define LCYP_ADDR 0xfffffa1a 876#define LCYP WORD_REF(LCYP_ADDR) 877 878#define LCYP_CYP_MASK 0x01ff /* Cursor Y Position */ 879 880/* 881 * LCD Cursor Width and Heigth Register 882 */ 883#define LCWCH_ADDR 0xfffffa1c 884#define LCWCH WORD_REF(LCWCH_ADDR) 885 886#define LCWCH_CH_MASK 0x001f /* Cursor Height */ 887#define LCWCH_CH_SHIFT 0 888#define LCWCH_CW_MASK 0x1f00 /* Cursor Width */ 889#define LCWCH_CW_SHIFT 8 890 891/* 892 * LCD Blink Control Register 893 */ 894#define LBLKC_ADDR 0xfffffa1f 895#define LBLKC BYTE_REF(LBLKC_ADDR) 896 897#define LBLKC_BD_MASK 0x7f /* Blink Divisor */ 898#define LBLKC_BD_SHIFT 0 899#define LBLKC_BKEN 0x80 /* Blink Enabled */ 900 901/* 902 * LCD Panel Interface Configuration Register 903 */ 904#define LPICF_ADDR 0xfffffa20 905#define LPICF BYTE_REF(LPICF_ADDR) 906 907#define LPICF_GS_MASK 0x03 /* Gray-Scale Mode */ 908#define LPICF_GS_BW 0x00 909#define LPICF_GS_GRAY_4 0x01 910#define LPICF_GS_GRAY_16 0x02 911#define LPICF_PBSIZ_MASK 0x0c /* Panel Bus Width */ 912#define LPICF_PBSIZ_1 0x00 913#define LPICF_PBSIZ_2 0x04 914#define LPICF_PBSIZ_4 0x08 915 916/* 917 * LCD Polarity Configuration Register 918 */ 919#define LPOLCF_ADDR 0xfffffa21 920#define LPOLCF BYTE_REF(LPOLCF_ADDR) 921 922#define LPOLCF_PIXPOL 0x01 /* Pixel Polarity */ 923#define LPOLCF_LPPOL 0x02 /* Line Pulse Polarity */ 924#define LPOLCF_FLMPOL 0x04 /* Frame Marker Polarity */ 925#define LPOLCF_LCKPOL 0x08 /* LCD Shift Lock Polarity */ 926 927/* 928 * LACD (LCD Alternate Crystal Direction) Rate Control Register 929 */ 930#define LACDRC_ADDR 0xfffffa23 931#define LACDRC BYTE_REF(LACDRC_ADDR) 932 933#define LACDRC_ACDSLT 0x80 /* Signal Source Select */ 934#define LACDRC_ACD_MASK 0x0f /* Alternate Crystal Direction Control */ 935#define LACDRC_ACD_SHIFT 0 936 937/* 938 * LCD Pixel Clock Divider Register 939 */ 940#define LPXCD_ADDR 0xfffffa25 941#define LPXCD BYTE_REF(LPXCD_ADDR) 942 943#define LPXCD_PCD_MASK 0x3f /* Pixel Clock Divider */ 944#define LPXCD_PCD_SHIFT 0 945 946/* 947 * LCD Clocking Control Register 948 */ 949#define LCKCON_ADDR 0xfffffa27 950#define LCKCON BYTE_REF(LCKCON_ADDR) 951 952#define LCKCON_DWS_MASK 0x0f /* Display Wait-State */ 953#define LCKCON_DWS_SHIFT 0 954#define LCKCON_DWIDTH 0x40 /* Display Memory Width */ 955#define LCKCON_LCDON 0x80 /* Enable LCD Controller */ 956 957/* '328-compatible definitions */ 958#define LCKCON_DW_MASK LCKCON_DWS_MASK 959#define LCKCON_DW_SHIFT LCKCON_DWS_SHIFT 960 961/* 962 * LCD Refresh Rate Adjustment Register 963 */ 964#define LRRA_ADDR 0xfffffa29 965#define LRRA BYTE_REF(LRRA_ADDR) 966 967/* 968 * LCD Panning Offset Register 969 */ 970#define LPOSR_ADDR 0xfffffa2d 971#define LPOSR BYTE_REF(LPOSR_ADDR) 972 973#define LPOSR_POS_MASK 0x0f /* Pixel Offset Code */ 974#define LPOSR_POS_SHIFT 0 975 976/* 977 * LCD Frame Rate Control Modulation Register 978 */ 979#define LFRCM_ADDR 0xfffffa31 980#define LFRCM BYTE_REF(LFRCM_ADDR) 981 982#define LFRCM_YMOD_MASK 0x0f /* Vertical Modulation */ 983#define LFRCM_YMOD_SHIFT 0 984#define LFRCM_XMOD_MASK 0xf0 /* Horizontal Modulation */ 985#define LFRCM_XMOD_SHIFT 4 986 987/* 988 * LCD Gray Palette Mapping Register 989 */ 990#define LGPMR_ADDR 0xfffffa33 991#define LGPMR BYTE_REF(LGPMR_ADDR) 992 993#define LGPMR_G1_MASK 0x0f 994#define LGPMR_G1_SHIFT 0 995#define LGPMR_G2_MASK 0xf0 996#define LGPMR_G2_SHIFT 4 997 998/* 999 * PWM Contrast Control Register 1000 */
1001#define PWMR_ADDR 0xfffffa36 1002#define PWMR WORD_REF(PWMR_ADDR) 1003 1004#define PWMR_PW_MASK 0x00ff /* Pulse Width */ 1005#define PWMR_PW_SHIFT 0 1006#define PWMR_CCPEN 0x0100 /* Contrast Control Enable */ 1007#define PWMR_SRC_MASK 0x0600 /* Input Clock Source */ 1008#define PWMR_SRC_LINE 0x0000 /* Line Pulse */ 1009#define PWMR_SRC_PIXEL 0x0200 /* Pixel Clock */ 1010#define PWMR_SRC_LCD 0x4000 /* LCD clock */ 1011 1012/********** 1013 * 1014 * 0xFFFFFBxx -- Real-Time Clock (RTC) 1015 * 1016 **********/ 1017 1018/* 1019 * RTC Hours Minutes and Seconds Register 1020 */ 1021#define RTCTIME_ADDR 0xfffffb00 1022#define RTCTIME LONG_REF(RTCTIME_ADDR) 1023 1024#define RTCTIME_SECONDS_MASK 0x0000003f /* Seconds */ 1025#define RTCTIME_SECONDS_SHIFT 0 1026#define RTCTIME_MINUTES_MASK 0x003f0000 /* Minutes */ 1027#define RTCTIME_MINUTES_SHIFT 16 1028#define RTCTIME_HOURS_MASK 0x1f000000 /* Hours */ 1029#define RTCTIME_HOURS_SHIFT 24 1030 1031/* 1032 * RTC Alarm Register 1033 */ 1034#define RTCALRM_ADDR 0xfffffb04 1035#define RTCALRM LONG_REF(RTCALRM_ADDR) 1036 1037#define RTCALRM_SECONDS_MASK 0x0000003f /* Seconds */ 1038#define RTCALRM_SECONDS_SHIFT 0 1039#define RTCALRM_MINUTES_MASK 0x003f0000 /* Minutes */ 1040#define RTCALRM_MINUTES_SHIFT 16 1041#define RTCALRM_HOURS_MASK 0x1f000000 /* Hours */ 1042#define RTCALRM_HOURS_SHIFT 24 1043 1044/* 1045 * Watchdog Timer Register 1046 */ 1047#define WATCHDOG_ADDR 0xfffffb0a 1048#define WATCHDOG WORD_REF(WATCHDOG_ADDR) 1049 1050#define WATCHDOG_EN 0x0001 /* Watchdog Enabled */ 1051#define WATCHDOG_ISEL 0x0002 /* Select the watchdog interrupt */ 1052#define WATCHDOG_INTF 0x0080 /* Watchdog interrupt occurred */ 1053#define WATCHDOG_CNT_MASK 0x0300 /* Watchdog Counter */ 1054#define WATCHDOG_CNT_SHIFT 8 1055 1056/* 1057 * RTC Control Register 1058 */ 1059#define RTCCTL_ADDR 0xfffffb0c 1060#define RTCCTL WORD_REF(RTCCTL_ADDR) 1061 1062#define RTCCTL_XTL 0x0020 /* Crystal Selection */ 1063#define RTCCTL_EN 0x0080 /* RTC Enable */ 1064 1065/* '328-compatible definitions */ 1066#define RTCCTL_384 RTCCTL_XTL 1067#define RTCCTL_ENABLE RTCCTL_EN 1068 1069/* 1070 * RTC Interrupt Status Register 1071 */ 1072#define RTCISR_ADDR 0xfffffb0e 1073#define RTCISR WORD_REF(RTCISR_ADDR) 1074 1075#define RTCISR_SW 0x0001 /* Stopwatch timed out */ 1076#define RTCISR_MIN 0x0002 /* 1-minute interrupt has occurred */ 1077#define RTCISR_ALM 0x0004 /* Alarm interrupt has occurred */ 1078#define RTCISR_DAY 0x0008 /* 24-hour rollover interrupt has occurred */ 1079#define RTCISR_1HZ 0x0010 /* 1Hz interrupt has occurred */ 1080#define RTCISR_HR 0x0020 /* 1-hour interrupt has occurred */ 1081#define RTCISR_SAM0 0x0100 /* 4Hz / 4.6875Hz interrupt has occurred */ 1082#define RTCISR_SAM1 0x0200 /* 8Hz / 9.3750Hz interrupt has occurred */ 1083#define RTCISR_SAM2 0x0400 /* 16Hz / 18.7500Hz interrupt has occurred */ 1084#define RTCISR_SAM3 0x0800 /* 32Hz / 37.5000Hz interrupt has occurred */ 1085#define RTCISR_SAM4 0x1000 /* 64Hz / 75.0000Hz interrupt has occurred */ 1086#define RTCISR_SAM5 0x2000 /* 128Hz / 150.0000Hz interrupt has occurred */ 1087#define RTCISR_SAM6 0x4000 /* 256Hz / 300.0000Hz interrupt has occurred */ 1088#define RTCISR_SAM7 0x8000 /* 512Hz / 600.0000Hz interrupt has occurred */ 1089 1090/* 1091 * RTC Interrupt Enable Register 1092 */ 1093#define RTCIENR_ADDR 0xfffffb10 1094#define RTCIENR WORD_REF(RTCIENR_ADDR) 1095 1096#define RTCIENR_SW 0x0001 /* Stopwatch interrupt enable */ 1097#define RTCIENR_MIN 0x0002 /* 1-minute interrupt enable */ 1098#define RTCIENR_ALM 0x0004 /* Alarm interrupt enable */ 1099#define RTCIENR_DAY 0x0008 /* 24-hour rollover interrupt enable */ 1100#define RTCIENR_1HZ 0x0010 /* 1Hz interrupt enable */ 1101#define RTCIENR_HR 0x0020 /* 1-hour interrupt enable */ 1102#define RTCIENR_SAM0 0x0100 /* 4Hz / 4.6875Hz interrupt enable */ 1103#define RTCIENR_SAM1 0x0200 /* 8Hz / 9.3750Hz interrupt enable */ 1104#define RTCIENR_SAM2 0x0400 /* 16Hz / 18.7500Hz interrupt enable */ 1105#define RTCIENR_SAM3 0x0800 /* 32Hz / 37.5000Hz interrupt enable */ 1106#define RTCIENR_SAM4 0x1000 /* 64Hz / 75.0000Hz interrupt enable */ 1107#define RTCIENR_SAM5 0x2000 /* 128Hz / 150.0000Hz interrupt enable */ 1108#define RTCIENR_SAM6 0x4000 /* 256Hz / 300.0000Hz interrupt enable */ 1109#define RTCIENR_SAM7 0x8000 /* 512Hz / 600.0000Hz interrupt enable */ 1110 1111/* 1112 * Stopwatch Minutes Register 1113 */ 1114#define STPWCH_ADDR 0xfffffb12 1115#define STPWCH WORD_REF(STPWCH) 1116 1117#define STPWCH_CNT_MASK 0x003f /* Stopwatch countdown value */ 1118#define SPTWCH_CNT_SHIFT 0 1119 1120/* 1121 * RTC Day Count Register 1122 */ 1123#define DAYR_ADDR 0xfffffb1a 1124#define DAYR WORD_REF(DAYR_ADDR) 1125 1126#define DAYR_DAYS_MASK 0x1ff /* Day Setting */ 1127#define DAYR_DAYS_SHIFT 0 1128 1129/* 1130 * RTC Day Alarm Register 1131 */ 1132#define DAYALARM_ADDR 0xfffffb1c 1133#define DAYALARM WORD_REF(DAYALARM_ADDR) 1134 1135#define DAYALARM_DAYSAL_MASK 0x01ff /* Day Setting of the Alarm */ 1136#define DAYALARM_DAYSAL_SHIFT 0 1137 1138/********** 1139 * 1140 * 0xFFFFFCxx -- DRAM Controller 1141 * 1142 **********/ 1143 1144/* 1145 * DRAM Memory Configuration Register 1146 */ 1147#define DRAMMC_ADDR 0xfffffc00 1148#define DRAMMC WORD_REF(DRAMMC_ADDR) 1149 1150#define DRAMMC_ROW12_MASK 0xc000 /* Row address bit for MD12 */ 1151#define DRAMMC_ROW12_PA10 0x0000 1152#define DRAMMC_ROW12_PA21 0x4000 1153#define DRAMMC_ROW12_PA23 0x8000 1154#define DRAMMC_ROW0_MASK 0x3000 /* Row address bit for MD0 */ 1155#define DRAMMC_ROW0_PA11 0x0000 1156#define DRAMMC_ROW0_PA22 0x1000 1157#define DRAMMC_ROW0_PA23 0x2000 1158#define DRAMMC_ROW11 0x0800 /* Row address bit for MD11 PA20/PA22 */ 1159#define DRAMMC_ROW10 0x0400 /* Row address bit for MD10 PA19/PA21 */ 1160#define DRAMMC_ROW9 0x0200 /* Row address bit for MD9 PA9/PA19 */ 1161#define DRAMMC_ROW8 0x0100 /* Row address bit for MD8 PA10/PA20 */ 1162#define DRAMMC_COL10 0x0080 /* Col address bit for MD10 PA11/PA0 */ 1163#define DRAMMC_COL9 0x0040 /* Col address bit for MD9 PA10/PA0 */ 1164#define DRAMMC_COL8 0x0020 /* Col address bit for MD8 PA9/PA0 */ 1165#define DRAMMC_REF_MASK 0x001f /* Refresh Cycle */ 1166#define DRAMMC_REF_SHIFT 0 1167 1168/* 1169 * DRAM Control Register 1170 */ 1171#define DRAMC_ADDR 0xfffffc02 1172#define DRAMC WORD_REF(DRAMC_ADDR) 1173 1174#define DRAMC_DWE 0x0001 /* DRAM Write Enable */ 1175#define DRAMC_RST 0x0002 /* Reset Burst Refresh Enable */ 1176#define DRAMC_LPR 0x0004 /* Low-Power Refresh Enable */ 1177#define DRAMC_SLW 0x0008 /* Slow RAM */ 1178#define DRAMC_LSP 0x0010 /* Light Sleep */ 1179#define DRAMC_MSW 0x0020 /* Slow Multiplexing */ 1180#define DRAMC_WS_MASK 0x00c0 /* Wait-states */ 1181#define DRAMC_WS_SHIFT 6 1182#define DRAMC_PGSZ_MASK 0x0300 /* Page Size for fast page mode */ 1183#define DRAMC_PGSZ_SHIFT 8 1184#define DRAMC_PGSZ_256K 0x0000 1185#define DRAMC_PGSZ_512K 0x0100 1186#define DRAMC_PGSZ_1024K 0x0200 1187#define DRAMC_PGSZ_2048K 0x0300 1188#define DRAMC_EDO 0x0400 /* EDO DRAM */ 1189#define DRAMC_CLK 0x0800 /* Refresh Timer Clock source select */ 1190#define DRAMC_BC_MASK 0x3000 /* Page Access Clock Cycle (FP mode) */ 1191#define DRAMC_BC_SHIFT 12 1192#define DRAMC_RM 0x4000 /* Refresh Mode */ 1193#define DRAMC_EN 0x8000 /* DRAM Controller enable */ 1194 1195 1196/********** 1197 * 1198 * 0xFFFFFDxx -- In-Circuit Emulation (ICE) 1199 * 1200 **********/ 1201 1202/* 1203 * ICE Module Address Compare Register 1204 */ 1205#define ICEMACR_ADDR 0xfffffd00 1206#define ICEMACR LONG_REF(ICEMACR_ADDR) 1207 1208/* 1209 * ICE Module Address Mask Register 1210 */ 1211#define ICEMAMR_ADDR 0xfffffd04 1212#define ICEMAMR LONG_REF(ICEMAMR_ADDR) 1213 1214/* 1215 * ICE Module Control Compare Register 1216 */ 1217#define ICEMCCR_ADDR 0xfffffd08 1218#define ICEMCCR WORD_REF(ICEMCCR_ADDR) 1219 1220#define ICEMCCR_PD 0x0001 /* Program/Data Cycle Selection */ 1221#define ICEMCCR_RW 0x0002 /* Read/Write Cycle Selection */ 1222 1223/* 1224 * ICE Module Control Mask Register 1225 */ 1226#define ICEMCMR_ADDR 0xfffffd0a 1227#define ICEMCMR WORD_REF(ICEMCMR_ADDR) 1228 1229#define ICEMCMR_PDM 0x0001 /* Program/Data Cycle Mask */ 1230#define ICEMCMR_RWM 0x0002 /* Read/Write Cycle Mask */ 1231 1232/* 1233 * ICE Module Control Register 1234 */ 1235#define ICEMCR_ADDR 0xfffffd0c 1236#define ICEMCR WORD_REF(ICEMCR_ADDR) 1237 1238#define ICEMCR_CEN 0x0001 /* Compare Enable */ 1239#define ICEMCR_PBEN 0x0002 /* Program Break Enable */ 1240#define ICEMCR_SB 0x0004 /* Single Breakpoint */ 1241#define ICEMCR_HMDIS 0x0008 /* HardMap disable */ 1242#define ICEMCR_BBIEN 0x0010 /* Bus Break Interrupt Enable */ 1243 1244/* 1245 * ICE Module Status Register 1246 */ 1247#define ICEMSR_ADDR 0xfffffd0e 1248#define ICEMSR WORD_REF(ICEMSR_ADDR) 1249 1250#define ICEMSR_EMUEN 0x0001 /* Emulation Enable */ 1251#define ICEMSR_BRKIRQ 0x0002 /* A-Line Vector Fetch Detected */ 1252#define ICEMSR_BBIRQ 0x0004 /* Bus Break Interrupt Detected */ 1253#define ICEMSR_EMIRQ 0x0008 /* EMUIRQ Falling Edge Detected */ 1254 1255#endif /* _MC68EZ328_H_ */ 1256