xref: /openbmc/linux/arch/m68k/include/asm/MC68VZ328.h (revision d3964221)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 
3 /* include/asm-m68knommu/MC68VZ328.h: 'VZ328 control registers
4  *
5  * Copyright (c) 2000-2001	Lineo Inc. <www.lineo.com>
6  * Copyright (c) 2000-2001	Lineo Canada Corp. <www.lineo.ca>
7  * Copyright (C) 1999		Vladimir Gurevich <vgurevic@cisco.com>
8  * 				Bare & Hare Software, Inc.
9  * Based on include/asm-m68knommu/MC68332.h
10  * Copyright (C) 1998  Kenneth Albanowski <kjahds@kjahds.com>,
11  *                     The Silver Hammer Group, Ltd.
12  *
13  * M68VZ328 fixes by Evan Stawnyczy <evan@lineo.com>
14  * vz multiport fixes by Michael Leslie <mleslie@lineo.com>
15  */
16 
17 #ifndef _MC68VZ328_H_
18 #define _MC68VZ328_H_
19 
20 #define BYTE_REF(addr) (*((volatile unsigned char*)addr))
21 #define WORD_REF(addr) (*((volatile unsigned short*)addr))
22 #define LONG_REF(addr) (*((volatile unsigned long*)addr))
23 
24 #define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK)
25 #define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT)
26 
27 /**********
28  *
29  * 0xFFFFF0xx -- System Control
30  *
31  **********/
32 
33 /*
34  * System Control Register (SCR)
35  */
36 #define SCR_ADDR	0xfffff000
37 #define SCR		BYTE_REF(SCR_ADDR)
38 
39 #define SCR_WDTH8	0x01	/* 8-Bit Width Select */
40 #define SCR_DMAP	0x04	/* Double Map */
41 #define SCR_SO		0x08	/* Supervisor Only */
42 #define SCR_BETEN	0x10	/* Bus-Error Time-Out Enable */
43 #define SCR_PRV		0x20	/* Privilege Violation */
44 #define SCR_WPV		0x40	/* Write Protect Violation */
45 #define SCR_BETO	0x80	/* Bus-Error TimeOut */
46 
47 /*
48  * Silicon ID Register (Mask Revision Register (MRR) for '328 Compatibility)
49  */
50 #define MRR_ADDR 0xfffff004
51 #define MRR	 LONG_REF(MRR_ADDR)
52 
53 /**********
54  *
55  * 0xFFFFF1xx -- Chip-Select logic
56  *
57  **********/
58 
59 /*
60  * Chip Select Group Base Registers
61  */
62 #define CSGBA_ADDR	0xfffff100
63 #define CSGBB_ADDR	0xfffff102
64 
65 #define CSGBC_ADDR	0xfffff104
66 #define CSGBD_ADDR	0xfffff106
67 
68 #define CSGBA		WORD_REF(CSGBA_ADDR)
69 #define CSGBB		WORD_REF(CSGBB_ADDR)
70 #define CSGBC		WORD_REF(CSGBC_ADDR)
71 #define CSGBD		WORD_REF(CSGBD_ADDR)
72 
73 /*
74  * Chip Select Registers
75  */
76 #define CSA_ADDR	0xfffff110
77 #define CSB_ADDR	0xfffff112
78 #define CSC_ADDR	0xfffff114
79 #define CSD_ADDR	0xfffff116
80 
81 #define CSA		WORD_REF(CSA_ADDR)
82 #define CSB		WORD_REF(CSB_ADDR)
83 #define CSC		WORD_REF(CSC_ADDR)
84 #define CSD		WORD_REF(CSD_ADDR)
85 
86 #define CSA_EN		0x0001		/* Chip-Select Enable */
87 #define CSA_SIZ_MASK	0x000e		/* Chip-Select Size */
88 #define CSA_SIZ_SHIFT   1
89 #define CSA_WS_MASK	0x0070		/* Wait State */
90 #define CSA_WS_SHIFT    4
91 #define CSA_BSW		0x0080		/* Data Bus Width */
92 #define CSA_FLASH	0x0100		/* FLASH Memory Support */
93 #define CSA_RO		0x8000		/* Read-Only */
94 
95 #define CSB_EN		0x0001		/* Chip-Select Enable */
96 #define CSB_SIZ_MASK	0x000e		/* Chip-Select Size */
97 #define CSB_SIZ_SHIFT   1
98 #define CSB_WS_MASK	0x0070		/* Wait State */
99 #define CSB_WS_SHIFT    4
100 #define CSB_BSW		0x0080		/* Data Bus Width */
101 #define CSB_FLASH	0x0100		/* FLASH Memory Support */
102 #define CSB_UPSIZ_MASK	0x1800		/* Unprotected memory block size */
103 #define CSB_UPSIZ_SHIFT 11
104 #define CSB_ROP		0x2000		/* Readonly if protected */
105 #define CSB_SOP		0x4000		/* Supervisor only if protected */
106 #define CSB_RO		0x8000		/* Read-Only */
107 
108 #define CSC_EN		0x0001		/* Chip-Select Enable */
109 #define CSC_SIZ_MASK	0x000e		/* Chip-Select Size */
110 #define CSC_SIZ_SHIFT   1
111 #define CSC_WS_MASK	0x0070		/* Wait State */
112 #define CSC_WS_SHIFT    4
113 #define CSC_BSW		0x0080		/* Data Bus Width */
114 #define CSC_FLASH	0x0100		/* FLASH Memory Support */
115 #define CSC_UPSIZ_MASK	0x1800		/* Unprotected memory block size */
116 #define CSC_UPSIZ_SHIFT 11
117 #define CSC_ROP		0x2000		/* Readonly if protected */
118 #define CSC_SOP		0x4000		/* Supervisor only if protected */
119 #define CSC_RO		0x8000		/* Read-Only */
120 
121 #define CSD_EN		0x0001		/* Chip-Select Enable */
122 #define CSD_SIZ_MASK	0x000e		/* Chip-Select Size */
123 #define CSD_SIZ_SHIFT   1
124 #define CSD_WS_MASK	0x0070		/* Wait State */
125 #define CSD_WS_SHIFT    4
126 #define CSD_BSW		0x0080		/* Data Bus Width */
127 #define CSD_FLASH	0x0100		/* FLASH Memory Support */
128 #define CSD_DRAM	0x0200		/* Dram Selection */
129 #define	CSD_COMB	0x0400		/* Combining */
130 #define CSD_UPSIZ_MASK	0x1800		/* Unprotected memory block size */
131 #define CSD_UPSIZ_SHIFT 11
132 #define CSD_ROP		0x2000		/* Readonly if protected */
133 #define CSD_SOP		0x4000		/* Supervisor only if protected */
134 #define CSD_RO		0x8000		/* Read-Only */
135 
136 /*
137  * Emulation Chip-Select Register
138  */
139 #define EMUCS_ADDR	0xfffff118
140 #define EMUCS		WORD_REF(EMUCS_ADDR)
141 
142 #define EMUCS_WS_MASK	0x0070
143 #define EMUCS_WS_SHIFT	4
144 
145 /**********
146  *
147  * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control
148  *
149  **********/
150 
151 /*
152  * PLL Control Register
153  */
154 #define PLLCR_ADDR	0xfffff200
155 #define PLLCR		WORD_REF(PLLCR_ADDR)
156 
157 #define PLLCR_DISPLL	       0x0008	/* Disable PLL */
158 #define PLLCR_CLKEN	       0x0010	/* Clock (CLKO pin) enable */
159 #define PLLCR_PRESC	       0x0020	/* VCO prescaler */
160 #define PLLCR_SYSCLK_SEL_MASK  0x0700	/* System Clock Selection */
161 #define PLLCR_SYSCLK_SEL_SHIFT 8
162 #define PLLCR_LCDCLK_SEL_MASK  0x3800	/* LCD Clock Selection */
163 #define PLLCR_LCDCLK_SEL_SHIFT 11
164 
165 /* '328-compatible definitions */
166 #define PLLCR_PIXCLK_SEL_MASK	PLLCR_LCDCLK_SEL_MASK
167 #define PLLCR_PIXCLK_SEL_SHIFT	PLLCR_LCDCLK_SEL_SHIFT
168 
169 /*
170  * PLL Frequency Select Register
171  */
172 #define PLLFSR_ADDR	0xfffff202
173 #define PLLFSR		WORD_REF(PLLFSR_ADDR)
174 
175 #define PLLFSR_PC_MASK	0x00ff		/* P Count */
176 #define PLLFSR_PC_SHIFT 0
177 #define PLLFSR_QC_MASK	0x0f00		/* Q Count */
178 #define PLLFSR_QC_SHIFT 8
179 #define PLLFSR_PROT	0x4000		/* Protect P & Q */
180 #define PLLFSR_CLK32	0x8000		/* Clock 32 (kHz) */
181 
182 /*
183  * Power Control Register
184  */
185 #define PCTRL_ADDR	0xfffff207
186 #define PCTRL		BYTE_REF(PCTRL_ADDR)
187 
188 #define PCTRL_WIDTH_MASK	0x1f	/* CPU Clock bursts width */
189 #define PCTRL_WIDTH_SHIFT	0
190 #define PCTRL_PCEN		0x80	/* Power Control Enable */
191 
192 /**********
193  *
194  * 0xFFFFF3xx -- Interrupt Controller
195  *
196  **********/
197 
198 /*
199  * Interrupt Vector Register
200  */
201 #define IVR_ADDR	0xfffff300
202 #define IVR		BYTE_REF(IVR_ADDR)
203 
204 #define IVR_VECTOR_MASK 0xF8
205 
206 /*
207  * Interrupt control Register
208  */
209 #define ICR_ADDR	0xfffff302
210 #define ICR		WORD_REF(ICR_ADDR)
211 
212 #define ICR_POL5	0x0080	/* Polarity Control for IRQ5 */
213 #define ICR_ET6		0x0100	/* Edge Trigger Select for IRQ6 */
214 #define ICR_ET3		0x0200	/* Edge Trigger Select for IRQ3 */
215 #define ICR_ET2		0x0400	/* Edge Trigger Select for IRQ2 */
216 #define ICR_ET1		0x0800	/* Edge Trigger Select for IRQ1 */
217 #define ICR_POL6	0x1000	/* Polarity Control for IRQ6 */
218 #define ICR_POL3	0x2000	/* Polarity Control for IRQ3 */
219 #define ICR_POL2	0x4000	/* Polarity Control for IRQ2 */
220 #define ICR_POL1	0x8000	/* Polarity Control for IRQ1 */
221 
222 /*
223  * Interrupt Mask Register
224  */
225 #define IMR_ADDR	0xfffff304
226 #define IMR		LONG_REF(IMR_ADDR)
227 
228 /*
229  * Define the names for bit positions first. This is useful for
230  * request_irq
231  */
232 #define SPI2_IRQ_NUM	0	/* SPI 2 interrupt */
233 #define TMR_IRQ_NUM	1	/* Timer 1 interrupt */
234 #define UART1_IRQ_NUM	2	/* UART 1 interrupt */
235 #define	WDT_IRQ_NUM	3	/* Watchdog Timer interrupt */
236 #define RTC_IRQ_NUM	4	/* RTC interrupt */
237 #define TMR2_IRQ_NUM	5	/* Timer 2 interrupt */
238 #define	KB_IRQ_NUM	6	/* Keyboard Interrupt */
239 #define PWM1_IRQ_NUM	7	/* Pulse-Width Modulator 1 int. */
240 #define	INT0_IRQ_NUM	8	/* External INT0 */
241 #define	INT1_IRQ_NUM	9	/* External INT1 */
242 #define	INT2_IRQ_NUM	10	/* External INT2 */
243 #define	INT3_IRQ_NUM	11	/* External INT3 */
244 #define UART2_IRQ_NUM	12	/* UART 2 interrupt */
245 #define PWM2_IRQ_NUM	13	/* Pulse-Width Modulator 1 int. */
246 #define IRQ1_IRQ_NUM	16	/* IRQ1 */
247 #define IRQ2_IRQ_NUM	17	/* IRQ2 */
248 #define IRQ3_IRQ_NUM	18	/* IRQ3 */
249 #define IRQ6_IRQ_NUM	19	/* IRQ6 */
250 #define IRQ5_IRQ_NUM	20	/* IRQ5 */
251 #define SPI1_IRQ_NUM	21	/* SPI 1 interrupt */
252 #define SAM_IRQ_NUM	22	/* Sampling Timer for RTC */
253 #define EMIQ_IRQ_NUM	23	/* Emulator Interrupt */
254 
255 #define SPI_IRQ_NUM	SPI2_IRQ_NUM
256 
257 /* '328-compatible definitions */
258 #define SPIM_IRQ_NUM	SPI_IRQ_NUM
259 #define TMR1_IRQ_NUM	TMR_IRQ_NUM
260 #define UART_IRQ_NUM	UART1_IRQ_NUM
261 
262 /*
263  * Here go the bitmasks themselves
264  */
265 #define IMR_MSPI 	(1 << SPI_IRQ_NUM)	/* Mask SPI interrupt */
266 #define	IMR_MTMR	(1 << TMR_IRQ_NUM)	/* Mask Timer interrupt */
267 #define IMR_MUART	(1 << UART_IRQ_NUM)	/* Mask UART interrupt */
268 #define	IMR_MWDT	(1 << WDT_IRQ_NUM)	/* Mask Watchdog Timer interrupt */
269 #define IMR_MRTC	(1 << RTC_IRQ_NUM)	/* Mask RTC interrupt */
270 #define	IMR_MKB		(1 << KB_IRQ_NUM)	/* Mask Keyboard Interrupt */
271 #define IMR_MPWM	(1 << PWM_IRQ_NUM)	/* Mask Pulse-Width Modulator int. */
272 #define	IMR_MINT0	(1 << INT0_IRQ_NUM)	/* Mask External INT0 */
273 #define	IMR_MINT1	(1 << INT1_IRQ_NUM)	/* Mask External INT1 */
274 #define	IMR_MINT2	(1 << INT2_IRQ_NUM)	/* Mask External INT2 */
275 #define	IMR_MINT3	(1 << INT3_IRQ_NUM)	/* Mask External INT3 */
276 #define IMR_MIRQ1	(1 << IRQ1_IRQ_NUM)	/* Mask IRQ1 */
277 #define IMR_MIRQ2	(1 << IRQ2_IRQ_NUM)	/* Mask IRQ2 */
278 #define IMR_MIRQ3	(1 << IRQ3_IRQ_NUM)	/* Mask IRQ3 */
279 #define IMR_MIRQ6	(1 << IRQ6_IRQ_NUM)	/* Mask IRQ6 */
280 #define IMR_MIRQ5	(1 << IRQ5_IRQ_NUM)	/* Mask IRQ5 */
281 #define IMR_MSAM	(1 << SAM_IRQ_NUM)	/* Mask Sampling Timer for RTC */
282 #define IMR_MEMIQ	(1 << EMIQ_IRQ_NUM)	/* Mask Emulator Interrupt */
283 
284 /* '328-compatible definitions */
285 #define IMR_MSPIM	IMR_MSPI
286 #define IMR_MTMR1	IMR_MTMR
287 
288 /*
289  * Interrupt Status Register
290  */
291 #define ISR_ADDR	0xfffff30c
292 #define ISR		LONG_REF(ISR_ADDR)
293 
294 #define ISR_SPI 	(1 << SPI_IRQ_NUM)	/* SPI interrupt */
295 #define	ISR_TMR		(1 << TMR_IRQ_NUM)	/* Timer interrupt */
296 #define ISR_UART	(1 << UART_IRQ_NUM)	/* UART interrupt */
297 #define	ISR_WDT		(1 << WDT_IRQ_NUM)	/* Watchdog Timer interrupt */
298 #define ISR_RTC		(1 << RTC_IRQ_NUM)	/* RTC interrupt */
299 #define	ISR_KB		(1 << KB_IRQ_NUM)	/* Keyboard Interrupt */
300 #define ISR_PWM		(1 << PWM_IRQ_NUM)	/* Pulse-Width Modulator interrupt */
301 #define	ISR_INT0	(1 << INT0_IRQ_NUM)	/* External INT0 */
302 #define	ISR_INT1	(1 << INT1_IRQ_NUM)	/* External INT1 */
303 #define	ISR_INT2	(1 << INT2_IRQ_NUM)	/* External INT2 */
304 #define	ISR_INT3	(1 << INT3_IRQ_NUM)	/* External INT3 */
305 #define ISR_IRQ1	(1 << IRQ1_IRQ_NUM)	/* IRQ1 */
306 #define ISR_IRQ2	(1 << IRQ2_IRQ_NUM)	/* IRQ2 */
307 #define ISR_IRQ3	(1 << IRQ3_IRQ_NUM)	/* IRQ3 */
308 #define ISR_IRQ6	(1 << IRQ6_IRQ_NUM)	/* IRQ6 */
309 #define ISR_IRQ5	(1 << IRQ5_IRQ_NUM)	/* IRQ5 */
310 #define ISR_SAM		(1 << SAM_IRQ_NUM)	/* Sampling Timer for RTC */
311 #define ISR_EMIQ	(1 << EMIQ_IRQ_NUM)	/* Emulator Interrupt */
312 
313 /* '328-compatible definitions */
314 #define ISR_SPIM	ISR_SPI
315 #define ISR_TMR1	ISR_TMR
316 
317 /*
318  * Interrupt Pending Register
319  */
320 #define IPR_ADDR	0xfffff30c
321 #define IPR		LONG_REF(IPR_ADDR)
322 
323 #define IPR_SPI 	(1 << SPI_IRQ_NUM)	/* SPI interrupt */
324 #define	IPR_TMR		(1 << TMR_IRQ_NUM)	/* Timer interrupt */
325 #define IPR_UART	(1 << UART_IRQ_NUM)	/* UART interrupt */
326 #define	IPR_WDT		(1 << WDT_IRQ_NUM)	/* Watchdog Timer interrupt */
327 #define IPR_RTC		(1 << RTC_IRQ_NUM)	/* RTC interrupt */
328 #define	IPR_KB		(1 << KB_IRQ_NUM)	/* Keyboard Interrupt */
329 #define IPR_PWM		(1 << PWM_IRQ_NUM)	/* Pulse-Width Modulator interrupt */
330 #define	IPR_INT0	(1 << INT0_IRQ_NUM)	/* External INT0 */
331 #define	IPR_INT1	(1 << INT1_IRQ_NUM)	/* External INT1 */
332 #define	IPR_INT2	(1 << INT2_IRQ_NUM)	/* External INT2 */
333 #define	IPR_INT3	(1 << INT3_IRQ_NUM)	/* External INT3 */
334 #define IPR_IRQ1	(1 << IRQ1_IRQ_NUM)	/* IRQ1 */
335 #define IPR_IRQ2	(1 << IRQ2_IRQ_NUM)	/* IRQ2 */
336 #define IPR_IRQ3	(1 << IRQ3_IRQ_NUM)	/* IRQ3 */
337 #define IPR_IRQ6	(1 << IRQ6_IRQ_NUM)	/* IRQ6 */
338 #define IPR_IRQ5	(1 << IRQ5_IRQ_NUM)	/* IRQ5 */
339 #define IPR_SAM		(1 << SAM_IRQ_NUM)	/* Sampling Timer for RTC */
340 #define IPR_EMIQ	(1 << EMIQ_IRQ_NUM)	/* Emulator Interrupt */
341 
342 /* '328-compatible definitions */
343 #define IPR_SPIM	IPR_SPI
344 #define IPR_TMR1	IPR_TMR
345 
346 /**********
347  *
348  * 0xFFFFF4xx -- Parallel Ports
349  *
350  **********/
351 
352 /*
353  * Port A
354  */
355 #define PADIR_ADDR	0xfffff400		/* Port A direction reg */
356 #define PADATA_ADDR	0xfffff401		/* Port A data register */
357 #define PAPUEN_ADDR	0xfffff402		/* Port A Pull-Up enable reg */
358 
359 #define PADIR		BYTE_REF(PADIR_ADDR)
360 #define PADATA		BYTE_REF(PADATA_ADDR)
361 #define PAPUEN		BYTE_REF(PAPUEN_ADDR)
362 
363 #define PA(x)		(1 << (x))
364 
365 /*
366  * Port B
367  */
368 #define PBDIR_ADDR	0xfffff408		/* Port B direction reg */
369 #define PBDATA_ADDR	0xfffff409		/* Port B data register */
370 #define PBPUEN_ADDR	0xfffff40a		/* Port B Pull-Up enable reg */
371 #define PBSEL_ADDR	0xfffff40b		/* Port B Select Register */
372 
373 #define PBDIR		BYTE_REF(PBDIR_ADDR)
374 #define PBDATA		BYTE_REF(PBDATA_ADDR)
375 #define PBPUEN		BYTE_REF(PBPUEN_ADDR)
376 #define PBSEL		BYTE_REF(PBSEL_ADDR)
377 
378 #define PB(x)		(1 << (x))
379 
380 #define PB_CSB0		0x01	/* Use CSB0      as PB[0] */
381 #define PB_CSB1		0x02	/* Use CSB1      as PB[1] */
382 #define PB_CSC0_RAS0	0x04    /* Use CSC0/RAS0 as PB[2] */
383 #define PB_CSC1_RAS1	0x08    /* Use CSC1/RAS1 as PB[3] */
384 #define PB_CSD0_CAS0	0x10    /* Use CSD0/CAS0 as PB[4] */
385 #define PB_CSD1_CAS1	0x20    /* Use CSD1/CAS1 as PB[5] */
386 #define PB_TIN_TOUT	0x40	/* Use TIN/TOUT  as PB[6] */
387 #define PB_PWMO		0x80	/* Use PWMO      as PB[7] */
388 
389 /*
390  * Port C
391  */
392 #define PCDIR_ADDR	0xfffff410		/* Port C direction reg */
393 #define PCDATA_ADDR	0xfffff411		/* Port C data register */
394 #define PCPDEN_ADDR	0xfffff412		/* Port C Pull-Down enb. reg */
395 #define PCSEL_ADDR	0xfffff413		/* Port C Select Register */
396 
397 #define PCDIR		BYTE_REF(PCDIR_ADDR)
398 #define PCDATA		BYTE_REF(PCDATA_ADDR)
399 #define PCPDEN		BYTE_REF(PCPDEN_ADDR)
400 #define PCSEL		BYTE_REF(PCSEL_ADDR)
401 
402 #define PC(x)		(1 << (x))
403 
404 #define PC_LD0		0x01	/* Use LD0  as PC[0] */
405 #define PC_LD1		0x02	/* Use LD1  as PC[1] */
406 #define PC_LD2		0x04	/* Use LD2  as PC[2] */
407 #define PC_LD3		0x08	/* Use LD3  as PC[3] */
408 #define PC_LFLM		0x10	/* Use LFLM as PC[4] */
409 #define PC_LLP 		0x20	/* Use LLP  as PC[5] */
410 #define PC_LCLK		0x40	/* Use LCLK as PC[6] */
411 #define PC_LACD		0x80	/* Use LACD as PC[7] */
412 
413 /*
414  * Port D
415  */
416 #define PDDIR_ADDR	0xfffff418		/* Port D direction reg */
417 #define PDDATA_ADDR	0xfffff419		/* Port D data register */
418 #define PDPUEN_ADDR	0xfffff41a		/* Port D Pull-Up enable reg */
419 #define PDSEL_ADDR	0xfffff41b		/* Port D Select Register */
420 #define PDPOL_ADDR	0xfffff41c		/* Port D Polarity Register */
421 #define PDIRQEN_ADDR	0xfffff41d		/* Port D IRQ enable register */
422 #define PDKBEN_ADDR	0xfffff41e		/* Port D Keyboard Enable reg */
423 #define	PDIQEG_ADDR	0xfffff41f		/* Port D IRQ Edge Register */
424 
425 #define PDDIR		BYTE_REF(PDDIR_ADDR)
426 #define PDDATA		BYTE_REF(PDDATA_ADDR)
427 #define PDPUEN		BYTE_REF(PDPUEN_ADDR)
428 #define PDSEL		BYTE_REF(PDSEL_ADDR)
429 #define	PDPOL		BYTE_REF(PDPOL_ADDR)
430 #define PDIRQEN		BYTE_REF(PDIRQEN_ADDR)
431 #define PDKBEN		BYTE_REF(PDKBEN_ADDR)
432 #define PDIQEG		BYTE_REF(PDIQEG_ADDR)
433 
434 #define PD(x)		(1 << (x))
435 
436 #define PD_INT0		0x01	/* Use INT0 as PD[0] */
437 #define PD_INT1		0x02	/* Use INT1 as PD[1] */
438 #define PD_INT2		0x04	/* Use INT2 as PD[2] */
439 #define PD_INT3		0x08	/* Use INT3 as PD[3] */
440 #define PD_IRQ1		0x10	/* Use IRQ1 as PD[4] */
441 #define PD_IRQ2		0x20	/* Use IRQ2 as PD[5] */
442 #define PD_IRQ3		0x40	/* Use IRQ3 as PD[6] */
443 #define PD_IRQ6		0x80	/* Use IRQ6 as PD[7] */
444 
445 /*
446  * Port E
447  */
448 #define PEDIR_ADDR	0xfffff420		/* Port E direction reg */
449 #define PEDATA_ADDR	0xfffff421		/* Port E data register */
450 #define PEPUEN_ADDR	0xfffff422		/* Port E Pull-Up enable reg */
451 #define PESEL_ADDR	0xfffff423		/* Port E Select Register */
452 
453 #define PEDIR		BYTE_REF(PEDIR_ADDR)
454 #define PEDATA		BYTE_REF(PEDATA_ADDR)
455 #define PEPUEN		BYTE_REF(PEPUEN_ADDR)
456 #define PESEL		BYTE_REF(PESEL_ADDR)
457 
458 #define PE(x)		(1 << (x))
459 
460 #define PE_SPMTXD	0x01	/* Use SPMTXD as PE[0] */
461 #define PE_SPMRXD	0x02	/* Use SPMRXD as PE[1] */
462 #define PE_SPMCLK	0x04	/* Use SPMCLK as PE[2] */
463 #define PE_DWE		0x08	/* Use DWE    as PE[3] */
464 #define PE_RXD		0x10	/* Use RXD    as PE[4] */
465 #define PE_TXD		0x20	/* Use TXD    as PE[5] */
466 #define PE_RTS		0x40	/* Use RTS    as PE[6] */
467 #define PE_CTS		0x80	/* Use CTS    as PE[7] */
468 
469 /*
470  * Port F
471  */
472 #define PFDIR_ADDR	0xfffff428		/* Port F direction reg */
473 #define PFDATA_ADDR	0xfffff429		/* Port F data register */
474 #define PFPUEN_ADDR	0xfffff42a		/* Port F Pull-Up enable reg */
475 #define PFSEL_ADDR	0xfffff42b		/* Port F Select Register */
476 
477 #define PFDIR		BYTE_REF(PFDIR_ADDR)
478 #define PFDATA		BYTE_REF(PFDATA_ADDR)
479 #define PFPUEN		BYTE_REF(PFPUEN_ADDR)
480 #define PFSEL		BYTE_REF(PFSEL_ADDR)
481 
482 #define PF(x)		(1 << (x))
483 
484 #define PF_LCONTRAST	0x01	/* Use LCONTRAST as PF[0] */
485 #define PF_IRQ5         0x02    /* Use IRQ5      as PF[1] */
486 #define PF_CLKO         0x04    /* Use CLKO      as PF[2] */
487 #define PF_A20          0x08    /* Use A20       as PF[3] */
488 #define PF_A21          0x10    /* Use A21       as PF[4] */
489 #define PF_A22          0x20    /* Use A22       as PF[5] */
490 #define PF_A23          0x40    /* Use A23       as PF[6] */
491 #define PF_CSA1		0x80    /* Use CSA1      as PF[7] */
492 
493 /*
494  * Port G
495  */
496 #define PGDIR_ADDR	0xfffff430		/* Port G direction reg */
497 #define PGDATA_ADDR	0xfffff431		/* Port G data register */
498 #define PGPUEN_ADDR	0xfffff432		/* Port G Pull-Up enable reg */
499 #define PGSEL_ADDR	0xfffff433		/* Port G Select Register */
500 
501 #define PGDIR		BYTE_REF(PGDIR_ADDR)
502 #define PGDATA		BYTE_REF(PGDATA_ADDR)
503 #define PGPUEN		BYTE_REF(PGPUEN_ADDR)
504 #define PGSEL		BYTE_REF(PGSEL_ADDR)
505 
506 #define PG(x)		(1 << (x))
507 
508 #define PG_BUSW_DTACK	0x01	/* Use BUSW/DTACK as PG[0] */
509 #define PG_A0		0x02	/* Use A0         as PG[1] */
510 #define PG_EMUIRQ	0x04	/* Use EMUIRQ     as PG[2] */
511 #define PG_HIZ_P_D	0x08	/* Use HIZ/P/D    as PG[3] */
512 #define PG_EMUCS        0x10	/* Use EMUCS      as PG[4] */
513 #define PG_EMUBRK	0x20	/* Use EMUBRK     as PG[5] */
514 
515 /*
516  * Port J
517  */
518 #define PJDIR_ADDR	0xfffff438		/* Port J direction reg */
519 #define PJDATA_ADDR	0xfffff439		/* Port J data register */
520 #define PJPUEN_ADDR	0xfffff43A		/* Port J Pull-Up enb. reg */
521 #define PJSEL_ADDR	0xfffff43B		/* Port J Select Register */
522 
523 #define PJDIR		BYTE_REF(PJDIR_ADDR)
524 #define PJDATA		BYTE_REF(PJDATA_ADDR)
525 #define PJPUEN		BYTE_REF(PJPUEN_ADDR)
526 #define PJSEL		BYTE_REF(PJSEL_ADDR)
527 
528 #define PJ(x)		(1 << (x))
529 
530 /*
531  * Port K
532  */
533 #define PKDIR_ADDR	0xfffff440		/* Port K direction reg */
534 #define PKDATA_ADDR	0xfffff441		/* Port K data register */
535 #define PKPUEN_ADDR	0xfffff442		/* Port K Pull-Up enb. reg */
536 #define PKSEL_ADDR	0xfffff443		/* Port K Select Register */
537 
538 #define PKDIR		BYTE_REF(PKDIR_ADDR)
539 #define PKDATA		BYTE_REF(PKDATA_ADDR)
540 #define PKPUEN		BYTE_REF(PKPUEN_ADDR)
541 #define PKSEL		BYTE_REF(PKSEL_ADDR)
542 
543 #define PK(x)		(1 << (x))
544 
545 #define PK_DATAREADY		0x01	/* Use ~DATA_READY  as PK[0] */
546 #define PK_PWM2		0x01	/* Use PWM2  as PK[0] */
547 #define PK_R_W		0x02	/* Use R/W  as PK[1] */
548 #define PK_LDS		0x04	/* Use /LDS  as PK[2] */
549 #define PK_UDS		0x08	/* Use /UDS  as PK[3] */
550 #define PK_LD4		0x10	/* Use LD4 as PK[4] */
551 #define PK_LD5 		0x20	/* Use LD5  as PK[5] */
552 #define PK_LD6		0x40	/* Use LD6 as PK[6] */
553 #define PK_LD7		0x80	/* Use LD7 as PK[7] */
554 
555 #define PJDIR_ADDR	0xfffff438		/* Port J direction reg */
556 #define PJDATA_ADDR	0xfffff439		/* Port J data register */
557 #define PJPUEN_ADDR	0xfffff43A		/* Port J Pull-Up enable reg */
558 #define PJSEL_ADDR	0xfffff43B		/* Port J Select Register */
559 
560 #define PJDIR		BYTE_REF(PJDIR_ADDR)
561 #define PJDATA		BYTE_REF(PJDATA_ADDR)
562 #define PJPUEN		BYTE_REF(PJPUEN_ADDR)
563 #define PJSEL		BYTE_REF(PJSEL_ADDR)
564 
565 #define PJ(x)		(1 << (x))
566 
567 #define PJ_MOSI 	0x01	/* Use MOSI       as PJ[0] */
568 #define PJ_MISO		0x02	/* Use MISO       as PJ[1] */
569 #define PJ_SPICLK1  	0x04	/* Use SPICLK1    as PJ[2] */
570 #define PJ_SS   	0x08	/* Use SS         as PJ[3] */
571 #define PJ_RXD2         0x10	/* Use RXD2       as PJ[4] */
572 #define PJ_TXD2  	0x20	/* Use TXD2       as PJ[5] */
573 #define PJ_RTS2  	0x40	/* Use RTS2       as PJ[5] */
574 #define PJ_CTS2  	0x80	/* Use CTS2       as PJ[5] */
575 
576 /*
577  * Port M
578  */
579 #define PMDIR_ADDR	0xfffff448		/* Port M direction reg */
580 #define PMDATA_ADDR	0xfffff449		/* Port M data register */
581 #define PMPUEN_ADDR	0xfffff44a		/* Port M Pull-Up enable reg */
582 #define PMSEL_ADDR	0xfffff44b		/* Port M Select Register */
583 
584 #define PMDIR		BYTE_REF(PMDIR_ADDR)
585 #define PMDATA		BYTE_REF(PMDATA_ADDR)
586 #define PMPUEN		BYTE_REF(PMPUEN_ADDR)
587 #define PMSEL		BYTE_REF(PMSEL_ADDR)
588 
589 #define PM(x)		(1 << (x))
590 
591 #define PM_SDCLK	0x01	/* Use SDCLK      as PM[0] */
592 #define PM_SDCE		0x02	/* Use SDCE       as PM[1] */
593 #define PM_DQMH 	0x04	/* Use DQMH       as PM[2] */
594 #define PM_DQML 	0x08	/* Use DQML       as PM[3] */
595 #define PM_SDA10        0x10	/* Use SDA10      as PM[4] */
596 #define PM_DMOE 	0x20	/* Use DMOE       as PM[5] */
597 
598 /**********
599  *
600  * 0xFFFFF5xx -- Pulse-Width Modulator (PWM)
601  *
602  **********/
603 
604 /*
605  * PWM Control Register
606  */
607 #define PWMC_ADDR	0xfffff500
608 #define PWMC		WORD_REF(PWMC_ADDR)
609 
610 #define PWMC_CLKSEL_MASK	0x0003	/* Clock Selection */
611 #define PWMC_CLKSEL_SHIFT	0
612 #define PWMC_REPEAT_MASK	0x000c	/* Sample Repeats */
613 #define PWMC_REPEAT_SHIFT	2
614 #define PWMC_EN			0x0010	/* Enable PWM */
615 #define PMNC_FIFOAV		0x0020	/* FIFO Available */
616 #define PWMC_IRQEN		0x0040	/* Interrupt Request Enable */
617 #define PWMC_IRQ		0x0080	/* Interrupt Request (FIFO empty) */
618 #define PWMC_PRESCALER_MASK	0x7f00	/* Incoming Clock prescaler */
619 #define PWMC_PRESCALER_SHIFT	8
620 #define PWMC_CLKSRC		0x8000	/* Clock Source Select */
621 
622 /* '328-compatible definitions */
623 #define PWMC_PWMEN	PWMC_EN
624 
625 /*
626  * PWM Sample Register
627  */
628 #define PWMS_ADDR	0xfffff502
629 #define PWMS		WORD_REF(PWMS_ADDR)
630 
631 /*
632  * PWM Period Register
633  */
634 #define PWMP_ADDR	0xfffff504
635 #define PWMP		BYTE_REF(PWMP_ADDR)
636 
637 /*
638  * PWM Counter Register
639  */
640 #define PWMCNT_ADDR	0xfffff505
641 #define PWMCNT		BYTE_REF(PWMCNT_ADDR)
642 
643 /**********
644  *
645  * 0xFFFFF6xx -- General-Purpose Timer
646  *
647  **********/
648 
649 /*
650  * Timer Control register
651  */
652 #define TCTL_ADDR	0xfffff600
653 #define TCTL		WORD_REF(TCTL_ADDR)
654 
655 #define	TCTL_TEN		0x0001	/* Timer Enable  */
656 #define TCTL_CLKSOURCE_MASK 	0x000e	/* Clock Source: */
657 #define   TCTL_CLKSOURCE_STOP	   0x0000	/* Stop count (disabled)    */
658 #define   TCTL_CLKSOURCE_SYSCLK	   0x0002	/* SYSCLK to prescaler      */
659 #define   TCTL_CLKSOURCE_SYSCLK_16 0x0004	/* SYSCLK/16 to prescaler   */
660 #define   TCTL_CLKSOURCE_TIN	   0x0006	/* TIN to prescaler         */
661 #define   TCTL_CLKSOURCE_32KHZ	   0x0008	/* 32kHz clock to prescaler */
662 #define TCTL_IRQEN		0x0010	/* IRQ Enable    */
663 #define TCTL_OM			0x0020	/* Output Mode   */
664 #define TCTL_CAP_MASK		0x00c0	/* Capture Edge: */
665 #define	  TCTL_CAP_RE		0x0040		/* Capture on rizing edge   */
666 #define   TCTL_CAP_FE		0x0080		/* Capture on falling edge  */
667 #define TCTL_FRR		0x0010	/* Free-Run Mode */
668 
669 /* '328-compatible definitions */
670 #define TCTL1_ADDR	TCTL_ADDR
671 #define TCTL1		TCTL
672 
673 /*
674  * Timer Prescaler Register
675  */
676 #define TPRER_ADDR	0xfffff602
677 #define TPRER		WORD_REF(TPRER_ADDR)
678 
679 /* '328-compatible definitions */
680 #define TPRER1_ADDR	TPRER_ADDR
681 #define TPRER1		TPRER
682 
683 /*
684  * Timer Compare Register
685  */
686 #define TCMP_ADDR	0xfffff604
687 #define TCMP		WORD_REF(TCMP_ADDR)
688 
689 /* '328-compatible definitions */
690 #define TCMP1_ADDR	TCMP_ADDR
691 #define TCMP1		TCMP
692 
693 /*
694  * Timer Capture register
695  */
696 #define TCR_ADDR	0xfffff606
697 #define TCR		WORD_REF(TCR_ADDR)
698 
699 /* '328-compatible definitions */
700 #define TCR1_ADDR	TCR_ADDR
701 #define TCR1		TCR
702 
703 /*
704  * Timer Counter Register
705  */
706 #define TCN_ADDR	0xfffff608
707 #define TCN		WORD_REF(TCN_ADDR)
708 
709 /* '328-compatible definitions */
710 #define TCN1_ADDR	TCN_ADDR
711 #define TCN1		TCN
712 
713 /*
714  * Timer Status Register
715  */
716 #define TSTAT_ADDR	0xfffff60a
717 #define TSTAT		WORD_REF(TSTAT_ADDR)
718 
719 #define TSTAT_COMP	0x0001		/* Compare Event occurred */
720 #define TSTAT_CAPT	0x0001		/* Capture Event occurred */
721 
722 /* '328-compatible definitions */
723 #define TSTAT1_ADDR	TSTAT_ADDR
724 #define TSTAT1		TSTAT
725 
726 /**********
727  *
728  * 0xFFFFF8xx -- Serial Peripheral Interface Master (SPIM)
729  *
730  **********/
731 
732 /*
733  * SPIM Data Register
734  */
735 #define SPIMDATA_ADDR	0xfffff800
736 #define SPIMDATA	WORD_REF(SPIMDATA_ADDR)
737 
738 /*
739  * SPIM Control/Status Register
740  */
741 #define SPIMCONT_ADDR	0xfffff802
742 #define SPIMCONT	WORD_REF(SPIMCONT_ADDR)
743 
744 #define SPIMCONT_BIT_COUNT_MASK	 0x000f	/* Transfer Length in Bytes */
745 #define SPIMCONT_BIT_COUNT_SHIFT 0
746 #define SPIMCONT_POL		 0x0010	/* SPMCLK Signel Polarity */
747 #define	SPIMCONT_PHA		 0x0020	/* Clock/Data phase relationship */
748 #define SPIMCONT_IRQEN		 0x0040 /* IRQ Enable */
749 #define SPIMCONT_IRQ		 0x0080	/* Interrupt Request */
750 #define SPIMCONT_XCH		 0x0100	/* Exchange */
751 #define SPIMCONT_ENABLE		 0x0200	/* Enable SPIM */
752 #define SPIMCONT_DATA_RATE_MASK	 0xe000	/* SPIM Data Rate */
753 #define SPIMCONT_DATA_RATE_SHIFT 13
754 
755 /* '328-compatible definitions */
756 #define SPIMCONT_SPIMIRQ	SPIMCONT_IRQ
757 #define SPIMCONT_SPIMEN		SPIMCONT_ENABLE
758 
759 /**********
760  *
761  * 0xFFFFF9xx -- UART
762  *
763  **********/
764 
765 /*
766  * UART Status/Control Register
767  */
768 
769 #define USTCNT_ADDR	0xfffff900
770 #define USTCNT		WORD_REF(USTCNT_ADDR)
771 
772 #define USTCNT_TXAE	0x0001	/* Transmitter Available Interrupt Enable */
773 #define USTCNT_TXHE	0x0002	/* Transmitter Half Empty Enable */
774 #define USTCNT_TXEE	0x0004	/* Transmitter Empty Interrupt Enable */
775 #define USTCNT_RXRE	0x0008	/* Receiver Ready Interrupt Enable */
776 #define USTCNT_RXHE	0x0010	/* Receiver Half-Full Interrupt Enable */
777 #define USTCNT_RXFE	0x0020	/* Receiver Full Interrupt Enable */
778 #define USTCNT_CTSD	0x0040	/* CTS Delta Interrupt Enable */
779 #define USTCNT_ODEN	0x0080	/* Old Data Interrupt Enable */
780 #define USTCNT_8_7	0x0100	/* Eight or seven-bit transmission */
781 #define USTCNT_STOP	0x0200	/* Stop bit transmission */
782 #define USTCNT_ODD	0x0400	/* Odd Parity */
783 #define	USTCNT_PEN	0x0800	/* Parity Enable */
784 #define USTCNT_CLKM	0x1000	/* Clock Mode Select */
785 #define	USTCNT_TXEN	0x2000	/* Transmitter Enable */
786 #define USTCNT_RXEN	0x4000	/* Receiver Enable */
787 #define USTCNT_UEN	0x8000	/* UART Enable */
788 
789 /* '328-compatible definitions */
790 #define USTCNT_TXAVAILEN	USTCNT_TXAE
791 #define USTCNT_TXHALFEN		USTCNT_TXHE
792 #define USTCNT_TXEMPTYEN	USTCNT_TXEE
793 #define USTCNT_RXREADYEN	USTCNT_RXRE
794 #define USTCNT_RXHALFEN		USTCNT_RXHE
795 #define USTCNT_RXFULLEN		USTCNT_RXFE
796 #define USTCNT_CTSDELTAEN	USTCNT_CTSD
797 #define USTCNT_ODD_EVEN		USTCNT_ODD
798 #define USTCNT_PARITYEN		USTCNT_PEN
799 #define USTCNT_CLKMODE		USTCNT_CLKM
800 #define USTCNT_UARTEN		USTCNT_UEN
801 
802 /*
803  * UART Baud Control Register
804  */
805 #define UBAUD_ADDR	0xfffff902
806 #define UBAUD		WORD_REF(UBAUD_ADDR)
807 
808 #define UBAUD_PRESCALER_MASK	0x003f	/* Actual divisor is 65 - PRESCALER */
809 #define UBAUD_PRESCALER_SHIFT	0
810 #define UBAUD_DIVIDE_MASK	0x0700	/* Baud Rate freq. divisor */
811 #define UBAUD_DIVIDE_SHIFT	8
812 #define UBAUD_BAUD_SRC		0x0800	/* Baud Rate Source */
813 #define UBAUD_UCLKDIR		0x2000	/* UCLK Direction */
814 
815 /*
816  * UART Receiver Register
817  */
818 #define URX_ADDR	0xfffff904
819 #define URX		WORD_REF(URX_ADDR)
820 
821 #define URX_RXDATA_ADDR	0xfffff905
822 #define URX_RXDATA	BYTE_REF(URX_RXDATA_ADDR)
823 
824 #define URX_RXDATA_MASK	 0x00ff	/* Received data */
825 #define URX_RXDATA_SHIFT 0
826 #define URX_PARITY_ERROR 0x0100	/* Parity Error */
827 #define URX_BREAK	 0x0200	/* Break Detected */
828 #define URX_FRAME_ERROR	 0x0400	/* Framing Error */
829 #define URX_OVRUN	 0x0800	/* Serial Overrun */
830 #define URX_OLD_DATA	 0x1000	/* Old data in FIFO */
831 #define URX_DATA_READY	 0x2000	/* Data Ready (FIFO not empty) */
832 #define URX_FIFO_HALF	 0x4000 /* FIFO is Half-Full */
833 #define URX_FIFO_FULL	 0x8000	/* FIFO is Full */
834 
835 /*
836  * UART Transmitter Register
837  */
838 #define UTX_ADDR	0xfffff906
839 #define UTX		WORD_REF(UTX_ADDR)
840 
841 #define UTX_TXDATA_ADDR	0xfffff907
842 #define UTX_TXDATA	BYTE_REF(UTX_TXDATA_ADDR)
843 
844 #define UTX_TXDATA_MASK	 0x00ff	/* Data to be transmitted */
845 #define UTX_TXDATA_SHIFT 0
846 #define UTX_CTS_DELTA	 0x0100	/* CTS changed */
847 #define UTX_CTS_STAT	 0x0200	/* CTS State */
848 #define	UTX_BUSY	 0x0400	/* FIFO is busy, sending a character */
849 #define	UTX_NOCTS	 0x0800	/* Ignore CTS */
850 #define UTX_SEND_BREAK	 0x1000	/* Send a BREAK */
851 #define UTX_TX_AVAIL	 0x2000	/* Transmit FIFO has a slot available */
852 #define UTX_FIFO_HALF	 0x4000	/* Transmit FIFO is half empty */
853 #define UTX_FIFO_EMPTY	 0x8000	/* Transmit FIFO is empty */
854 
855 /* '328-compatible definitions */
856 #define UTX_CTS_STATUS	UTX_CTS_STAT
857 #define UTX_IGNORE_CTS	UTX_NOCTS
858 
859 /*
860  * UART Miscellaneous Register
861  */
862 #define UMISC_ADDR	0xfffff908
863 #define UMISC		WORD_REF(UMISC_ADDR)
864 
865 #define UMISC_TX_POL	 0x0004	/* Transmit Polarity */
866 #define UMISC_RX_POL	 0x0008	/* Receive Polarity */
867 #define UMISC_IRDA_LOOP	 0x0010	/* IrDA Loopback Enable */
868 #define UMISC_IRDA_EN	 0x0020	/* Infra-Red Enable */
869 #define UMISC_RTS	 0x0040	/* Set RTS status */
870 #define UMISC_RTSCONT	 0x0080	/* Choose RTS control */
871 #define UMISC_IR_TEST	 0x0400	/* IRDA Test Enable */
872 #define UMISC_BAUD_RESET 0x0800	/* Reset Baud Rate Generation Counters */
873 #define UMISC_LOOP	 0x1000	/* Serial Loopback Enable */
874 #define UMISC_FORCE_PERR 0x2000	/* Force Parity Error */
875 #define UMISC_CLKSRC	 0x4000	/* Clock Source */
876 #define UMISC_BAUD_TEST	 0x8000	/* Enable Baud Test Mode */
877 
878 /*
879  * UART Non-integer Prescaler Register
880  */
881 #define NIPR_ADDR	0xfffff90a
882 #define NIPR		WORD_REF(NIPR_ADDR)
883 
884 #define NIPR_STEP_VALUE_MASK	0x00ff	/* NI prescaler step value */
885 #define NIPR_STEP_VALUE_SHIFT	0
886 #define NIPR_SELECT_MASK	0x0700	/* Tap Selection */
887 #define NIPR_SELECT_SHIFT	8
888 #define NIPR_PRE_SEL		0x8000	/* Non-integer prescaler select */
889 
890 
891 /* generalization of uart control registers to support multiple ports: */
892 typedef struct {
893   volatile unsigned short int ustcnt;
894   volatile unsigned short int ubaud;
895   union {
896     volatile unsigned short int w;
897     struct {
898       volatile unsigned char status;
899       volatile unsigned char rxdata;
900     } b;
901   } urx;
902   union {
903     volatile unsigned short int w;
904     struct {
905       volatile unsigned char status;
906       volatile unsigned char txdata;
907     } b;
908   } utx;
909   volatile unsigned short int umisc;
910   volatile unsigned short int nipr;
911   volatile unsigned short int hmark;
912   volatile unsigned short int unused;
913 } __packed m68328_uart;
914 
915 
916 
917 
918 /**********
919  *
920  * 0xFFFFFAxx -- LCD Controller
921  *
922  **********/
923 
924 /*
925  * LCD Screen Starting Address Register
926  */
927 #define LSSA_ADDR	0xfffffa00
928 #define LSSA		LONG_REF(LSSA_ADDR)
929 
930 #define LSSA_SSA_MASK	0x1ffffffe	/* Bits 0 and 29-31 are reserved */
931 
932 /*
933  * LCD Virtual Page Width Register
934  */
935 #define LVPW_ADDR	0xfffffa05
936 #define LVPW		BYTE_REF(LVPW_ADDR)
937 
938 /*
939  * LCD Screen Width Register (not compatible with '328 !!!)
940  */
941 #define LXMAX_ADDR	0xfffffa08
942 #define LXMAX		WORD_REF(LXMAX_ADDR)
943 
944 #define LXMAX_XM_MASK	0x02f0		/* Bits 0-3 and 10-15 are reserved */
945 
946 /*
947  * LCD Screen Height Register
948  */
949 #define LYMAX_ADDR	0xfffffa0a
950 #define LYMAX		WORD_REF(LYMAX_ADDR)
951 
952 #define LYMAX_YM_MASK	0x01ff		/* Bits 9-15 are reserved */
953 
954 /*
955  * LCD Cursor X Position Register
956  */
957 #define LCXP_ADDR	0xfffffa18
958 #define LCXP		WORD_REF(LCXP_ADDR)
959 
960 #define LCXP_CC_MASK	0xc000		/* Cursor Control */
961 #define   LCXP_CC_TRAMSPARENT	0x0000
962 #define   LCXP_CC_BLACK		0x4000
963 #define   LCXP_CC_REVERSED	0x8000
964 #define   LCXP_CC_WHITE		0xc000
965 #define LCXP_CXP_MASK	0x02ff		/* Cursor X position */
966 
967 /*
968  * LCD Cursor Y Position Register
969  */
970 #define LCYP_ADDR	0xfffffa1a
971 #define LCYP		WORD_REF(LCYP_ADDR)
972 
973 #define LCYP_CYP_MASK	0x01ff		/* Cursor Y Position */
974 
975 /*
976  * LCD Cursor Width and Heigth Register
977  */
978 #define LCWCH_ADDR	0xfffffa1c
979 #define LCWCH		WORD_REF(LCWCH_ADDR)
980 
981 #define LCWCH_CH_MASK	0x001f		/* Cursor Height */
982 #define LCWCH_CH_SHIFT	0
983 #define LCWCH_CW_MASK	0x1f00		/* Cursor Width */
984 #define LCWCH_CW_SHIFT	8
985 
986 /*
987  * LCD Blink Control Register
988  */
989 #define LBLKC_ADDR	0xfffffa1f
990 #define LBLKC		BYTE_REF(LBLKC_ADDR)
991 
992 #define LBLKC_BD_MASK	0x7f	/* Blink Divisor */
993 #define LBLKC_BD_SHIFT	0
994 #define LBLKC_BKEN	0x80	/* Blink Enabled */
995 
996 /*
997  * LCD Panel Interface Configuration Register
998  */
999 #define LPICF_ADDR	0xfffffa20
1000 #define LPICF		BYTE_REF(LPICF_ADDR)
1001 
1002 #define LPICF_GS_MASK	 0x03	 /* Gray-Scale Mode */
1003 #define	  LPICF_GS_BW	   0x00
1004 #define   LPICF_GS_GRAY_4  0x01
1005 #define   LPICF_GS_GRAY_16 0x02
1006 #define LPICF_PBSIZ_MASK 0x0c	/* Panel Bus Width */
1007 #define   LPICF_PBSIZ_1	   0x00
1008 #define   LPICF_PBSIZ_2    0x04
1009 #define   LPICF_PBSIZ_4    0x08
1010 
1011 /*
1012  * LCD Polarity Configuration Register
1013  */
1014 #define LPOLCF_ADDR	0xfffffa21
1015 #define LPOLCF		BYTE_REF(LPOLCF_ADDR)
1016 
1017 #define LPOLCF_PIXPOL	0x01	/* Pixel Polarity */
1018 #define LPOLCF_LPPOL	0x02	/* Line Pulse Polarity */
1019 #define LPOLCF_FLMPOL	0x04	/* Frame Marker Polarity */
1020 #define LPOLCF_LCKPOL	0x08	/* LCD Shift Lock Polarity */
1021 
1022 /*
1023  * LACD (LCD Alternate Crystal Direction) Rate Control Register
1024  */
1025 #define LACDRC_ADDR	0xfffffa23
1026 #define LACDRC		BYTE_REF(LACDRC_ADDR)
1027 
1028 #define LACDRC_ACDSLT	 0x80	/* Signal Source Select */
1029 #define LACDRC_ACD_MASK	 0x0f	/* Alternate Crystal Direction Control */
1030 #define LACDRC_ACD_SHIFT 0
1031 
1032 /*
1033  * LCD Pixel Clock Divider Register
1034  */
1035 #define LPXCD_ADDR	0xfffffa25
1036 #define LPXCD		BYTE_REF(LPXCD_ADDR)
1037 
1038 #define	LPXCD_PCD_MASK	0x3f 	/* Pixel Clock Divider */
1039 #define LPXCD_PCD_SHIFT	0
1040 
1041 /*
1042  * LCD Clocking Control Register
1043  */
1044 #define LCKCON_ADDR	0xfffffa27
1045 #define LCKCON		BYTE_REF(LCKCON_ADDR)
1046 
1047 #define LCKCON_DWS_MASK	 0x0f	/* Display Wait-State */
1048 #define LCKCON_DWS_SHIFT 0
1049 #define LCKCON_DWIDTH	 0x40	/* Display Memory Width  */
1050 #define LCKCON_LCDON	 0x80	/* Enable LCD Controller */
1051 
1052 /* '328-compatible definitions */
1053 #define LCKCON_DW_MASK  LCKCON_DWS_MASK
1054 #define LCKCON_DW_SHIFT LCKCON_DWS_SHIFT
1055 
1056 /*
1057  * LCD Refresh Rate Adjustment Register
1058  */
1059 #define LRRA_ADDR	0xfffffa29
1060 #define LRRA		BYTE_REF(LRRA_ADDR)
1061 
1062 /*
1063  * LCD Panning Offset Register
1064  */
1065 #define LPOSR_ADDR	0xfffffa2d
1066 #define LPOSR		BYTE_REF(LPOSR_ADDR)
1067 
1068 #define LPOSR_POS_MASK	0x0f	/* Pixel Offset Code */
1069 #define LPOSR_POS_SHIFT	0
1070 
1071 /*
1072  * LCD Frame Rate Control Modulation Register
1073  */
1074 #define LFRCM_ADDR	0xfffffa31
1075 #define LFRCM		BYTE_REF(LFRCM_ADDR)
1076 
1077 #define LFRCM_YMOD_MASK	 0x0f	/* Vertical Modulation */
1078 #define LFRCM_YMOD_SHIFT 0
1079 #define LFRCM_XMOD_MASK	 0xf0	/* Horizontal Modulation */
1080 #define LFRCM_XMOD_SHIFT 4
1081 
1082 /*
1083  * LCD Gray Palette Mapping Register
1084  */
1085 #define LGPMR_ADDR	0xfffffa33
1086 #define LGPMR		BYTE_REF(LGPMR_ADDR)
1087 
1088 #define LGPMR_G1_MASK	0x0f
1089 #define LGPMR_G1_SHIFT	0
1090 #define LGPMR_G2_MASK	0xf0
1091 #define LGPMR_G2_SHIFT	4
1092 
1093 /*
1094  * PWM Contrast Control Register
1095  */
1096 #define PWMR_ADDR	0xfffffa36
1097 #define PWMR		WORD_REF(PWMR_ADDR)
1098 
1099 #define PWMR_PW_MASK	0x00ff	/* Pulse Width */
1100 #define PWMR_PW_SHIFT	0
1101 #define PWMR_CCPEN	0x0100	/* Contrast Control Enable */
1102 #define PWMR_SRC_MASK	0x0600	/* Input Clock Source */
1103 #define   PWMR_SRC_LINE	  0x0000	/* Line Pulse  */
1104 #define   PWMR_SRC_PIXEL  0x0200	/* Pixel Clock */
1105 #define   PWMR_SRC_LCD    0x4000	/* LCD clock   */
1106 
1107 /**********
1108  *
1109  * 0xFFFFFBxx -- Real-Time Clock (RTC)
1110  *
1111  **********/
1112 
1113 /*
1114  * RTC Hours Minutes and Seconds Register
1115  */
1116 #define RTCTIME_ADDR	0xfffffb00
1117 #define RTCTIME		LONG_REF(RTCTIME_ADDR)
1118 
1119 #define RTCTIME_SECONDS_MASK	0x0000003f	/* Seconds */
1120 #define RTCTIME_SECONDS_SHIFT	0
1121 #define RTCTIME_MINUTES_MASK	0x003f0000	/* Minutes */
1122 #define RTCTIME_MINUTES_SHIFT	16
1123 #define RTCTIME_HOURS_MASK	0x1f000000	/* Hours */
1124 #define RTCTIME_HOURS_SHIFT	24
1125 
1126 /*
1127  *  RTC Alarm Register
1128  */
1129 #define RTCALRM_ADDR    0xfffffb04
1130 #define RTCALRM         LONG_REF(RTCALRM_ADDR)
1131 
1132 #define RTCALRM_SECONDS_MASK    0x0000003f      /* Seconds */
1133 #define RTCALRM_SECONDS_SHIFT   0
1134 #define RTCALRM_MINUTES_MASK    0x003f0000      /* Minutes */
1135 #define RTCALRM_MINUTES_SHIFT   16
1136 #define RTCALRM_HOURS_MASK      0x1f000000      /* Hours */
1137 #define RTCALRM_HOURS_SHIFT     24
1138 
1139 /*
1140  * Watchdog Timer Register
1141  */
1142 #define WATCHDOG_ADDR	0xfffffb0a
1143 #define WATCHDOG	WORD_REF(WATCHDOG_ADDR)
1144 
1145 #define WATCHDOG_EN	0x0001	/* Watchdog Enabled */
1146 #define WATCHDOG_ISEL	0x0002	/* Select the watchdog interrupt */
1147 #define WATCHDOG_INTF	0x0080	/* Watchdog interrupt occurred */
1148 #define WATCHDOG_CNT_MASK  0x0300	/* Watchdog Counter */
1149 #define WATCHDOG_CNT_SHIFT 8
1150 
1151 /*
1152  * RTC Control Register
1153  */
1154 #define RTCCTL_ADDR	0xfffffb0c
1155 #define RTCCTL		WORD_REF(RTCCTL_ADDR)
1156 
1157 #define RTCCTL_XTL	0x0020	/* Crystal Selection */
1158 #define RTCCTL_EN	0x0080	/* RTC Enable */
1159 
1160 /* '328-compatible definitions */
1161 #define RTCCTL_384	RTCCTL_XTL
1162 #define RTCCTL_ENABLE	RTCCTL_EN
1163 
1164 /*
1165  * RTC Interrupt Status Register
1166  */
1167 #define RTCISR_ADDR	0xfffffb0e
1168 #define RTCISR		WORD_REF(RTCISR_ADDR)
1169 
1170 #define RTCISR_SW	0x0001	/* Stopwatch timed out */
1171 #define RTCISR_MIN	0x0002	/* 1-minute interrupt has occurred */
1172 #define RTCISR_ALM	0x0004	/* Alarm interrupt has occurred */
1173 #define RTCISR_DAY	0x0008	/* 24-hour rollover interrupt has occurred */
1174 #define RTCISR_1HZ	0x0010	/* 1Hz interrupt has occurred */
1175 #define RTCISR_HR	0x0020	/* 1-hour interrupt has occurred */
1176 #define RTCISR_SAM0	0x0100	/*   4Hz /   4.6875Hz interrupt has occurred */
1177 #define RTCISR_SAM1	0x0200	/*   8Hz /   9.3750Hz interrupt has occurred */
1178 #define RTCISR_SAM2	0x0400	/*  16Hz /  18.7500Hz interrupt has occurred */
1179 #define RTCISR_SAM3	0x0800	/*  32Hz /  37.5000Hz interrupt has occurred */
1180 #define RTCISR_SAM4	0x1000	/*  64Hz /  75.0000Hz interrupt has occurred */
1181 #define RTCISR_SAM5	0x2000	/* 128Hz / 150.0000Hz interrupt has occurred */
1182 #define RTCISR_SAM6	0x4000	/* 256Hz / 300.0000Hz interrupt has occurred */
1183 #define RTCISR_SAM7	0x8000	/* 512Hz / 600.0000Hz interrupt has occurred */
1184 
1185 /*
1186  * RTC Interrupt Enable Register
1187  */
1188 #define RTCIENR_ADDR	0xfffffb10
1189 #define RTCIENR		WORD_REF(RTCIENR_ADDR)
1190 
1191 #define RTCIENR_SW	0x0001	/* Stopwatch interrupt enable */
1192 #define RTCIENR_MIN	0x0002	/* 1-minute interrupt enable */
1193 #define RTCIENR_ALM	0x0004	/* Alarm interrupt enable */
1194 #define RTCIENR_DAY	0x0008	/* 24-hour rollover interrupt enable */
1195 #define RTCIENR_1HZ	0x0010	/* 1Hz interrupt enable */
1196 #define RTCIENR_HR	0x0020	/* 1-hour interrupt enable */
1197 #define RTCIENR_SAM0	0x0100	/*   4Hz /   4.6875Hz interrupt enable */
1198 #define RTCIENR_SAM1	0x0200	/*   8Hz /   9.3750Hz interrupt enable */
1199 #define RTCIENR_SAM2	0x0400	/*  16Hz /  18.7500Hz interrupt enable */
1200 #define RTCIENR_SAM3	0x0800	/*  32Hz /  37.5000Hz interrupt enable */
1201 #define RTCIENR_SAM4	0x1000	/*  64Hz /  75.0000Hz interrupt enable */
1202 #define RTCIENR_SAM5	0x2000	/* 128Hz / 150.0000Hz interrupt enable */
1203 #define RTCIENR_SAM6	0x4000	/* 256Hz / 300.0000Hz interrupt enable */
1204 #define RTCIENR_SAM7	0x8000	/* 512Hz / 600.0000Hz interrupt enable */
1205 
1206 /*
1207  * Stopwatch Minutes Register
1208  */
1209 #define STPWCH_ADDR	0xfffffb12
1210 #define STPWCH		WORD_REF(STPWCH_ADDR)
1211 
1212 #define STPWCH_CNT_MASK	 0x003f	/* Stopwatch countdown value */
1213 #define SPTWCH_CNT_SHIFT 0
1214 
1215 /*
1216  * RTC Day Count Register
1217  */
1218 #define DAYR_ADDR	0xfffffb1a
1219 #define DAYR		WORD_REF(DAYR_ADDR)
1220 
1221 #define DAYR_DAYS_MASK	0x1ff	/* Day Setting */
1222 #define DAYR_DAYS_SHIFT 0
1223 
1224 /*
1225  * RTC Day Alarm Register
1226  */
1227 #define DAYALARM_ADDR	0xfffffb1c
1228 #define DAYALARM	WORD_REF(DAYALARM_ADDR)
1229 
1230 #define DAYALARM_DAYSAL_MASK	0x01ff	/* Day Setting of the Alarm */
1231 #define DAYALARM_DAYSAL_SHIFT 	0
1232 
1233 /**********
1234  *
1235  * 0xFFFFFCxx -- DRAM Controller
1236  *
1237  **********/
1238 
1239 /*
1240  * DRAM Memory Configuration Register
1241  */
1242 #define DRAMMC_ADDR	0xfffffc00
1243 #define DRAMMC		WORD_REF(DRAMMC_ADDR)
1244 
1245 #define DRAMMC_ROW12_MASK	0xc000	/* Row address bit for MD12 */
1246 #define   DRAMMC_ROW12_PA10	0x0000
1247 #define   DRAMMC_ROW12_PA21	0x4000
1248 #define   DRAMMC_ROW12_PA23	0x8000
1249 #define	DRAMMC_ROW0_MASK	0x3000	/* Row address bit for MD0 */
1250 #define	  DRAMMC_ROW0_PA11	0x0000
1251 #define   DRAMMC_ROW0_PA22	0x1000
1252 #define   DRAMMC_ROW0_PA23	0x2000
1253 #define DRAMMC_ROW11		0x0800	/* Row address bit for MD11 PA20/PA22 */
1254 #define DRAMMC_ROW10		0x0400	/* Row address bit for MD10 PA19/PA21 */
1255 #define	DRAMMC_ROW9		0x0200	/* Row address bit for MD9  PA9/PA19  */
1256 #define DRAMMC_ROW8		0x0100	/* Row address bit for MD8  PA10/PA20 */
1257 #define DRAMMC_COL10		0x0080	/* Col address bit for MD10 PA11/PA0  */
1258 #define DRAMMC_COL9		0x0040	/* Col address bit for MD9  PA10/PA0  */
1259 #define DRAMMC_COL8		0x0020	/* Col address bit for MD8  PA9/PA0   */
1260 #define DRAMMC_REF_MASK		0x001f	/* Refresh Cycle */
1261 #define DRAMMC_REF_SHIFT	0
1262 
1263 /*
1264  * DRAM Control Register
1265  */
1266 #define DRAMC_ADDR	0xfffffc02
1267 #define DRAMC		WORD_REF(DRAMC_ADDR)
1268 
1269 #define DRAMC_DWE	   0x0001	/* DRAM Write Enable */
1270 #define DRAMC_RST	   0x0002	/* Reset Burst Refresh Enable */
1271 #define DRAMC_LPR	   0x0004	/* Low-Power Refresh Enable */
1272 #define DRAMC_SLW	   0x0008	/* Slow RAM */
1273 #define DRAMC_LSP	   0x0010	/* Light Sleep */
1274 #define DRAMC_MSW	   0x0020	/* Slow Multiplexing */
1275 #define DRAMC_WS_MASK	   0x00c0	/* Wait-states */
1276 #define DRAMC_WS_SHIFT	   6
1277 #define DRAMC_PGSZ_MASK    0x0300	/* Page Size for fast page mode */
1278 #define DRAMC_PGSZ_SHIFT   8
1279 #define   DRAMC_PGSZ_256K  0x0000
1280 #define   DRAMC_PGSZ_512K  0x0100
1281 #define   DRAMC_PGSZ_1024K 0x0200
1282 #define	  DRAMC_PGSZ_2048K 0x0300
1283 #define DRAMC_EDO	   0x0400	/* EDO DRAM */
1284 #define DRAMC_CLK	   0x0800	/* Refresh Timer Clock source select */
1285 #define DRAMC_BC_MASK	   0x3000	/* Page Access Clock Cycle (FP mode) */
1286 #define DRAMC_BC_SHIFT	   12
1287 #define DRAMC_RM	   0x4000	/* Refresh Mode */
1288 #define DRAMC_EN	   0x8000	/* DRAM Controller enable */
1289 
1290 
1291 /**********
1292  *
1293  * 0xFFFFFDxx -- In-Circuit Emulation (ICE)
1294  *
1295  **********/
1296 
1297 /*
1298  * ICE Module Address Compare Register
1299  */
1300 #define ICEMACR_ADDR	0xfffffd00
1301 #define ICEMACR		LONG_REF(ICEMACR_ADDR)
1302 
1303 /*
1304  * ICE Module Address Mask Register
1305  */
1306 #define ICEMAMR_ADDR	0xfffffd04
1307 #define ICEMAMR		LONG_REF(ICEMAMR_ADDR)
1308 
1309 /*
1310  * ICE Module Control Compare Register
1311  */
1312 #define ICEMCCR_ADDR	0xfffffd08
1313 #define ICEMCCR		WORD_REF(ICEMCCR_ADDR)
1314 
1315 #define ICEMCCR_PD	0x0001	/* Program/Data Cycle Selection */
1316 #define ICEMCCR_RW	0x0002	/* Read/Write Cycle Selection */
1317 
1318 /*
1319  * ICE Module Control Mask Register
1320  */
1321 #define ICEMCMR_ADDR	0xfffffd0a
1322 #define ICEMCMR		WORD_REF(ICEMCMR_ADDR)
1323 
1324 #define ICEMCMR_PDM	0x0001	/* Program/Data Cycle Mask */
1325 #define ICEMCMR_RWM	0x0002	/* Read/Write Cycle Mask */
1326 
1327 /*
1328  * ICE Module Control Register
1329  */
1330 #define ICEMCR_ADDR	0xfffffd0c
1331 #define ICEMCR		WORD_REF(ICEMCR_ADDR)
1332 
1333 #define ICEMCR_CEN	0x0001	/* Compare Enable */
1334 #define ICEMCR_PBEN	0x0002	/* Program Break Enable */
1335 #define ICEMCR_SB	0x0004	/* Single Breakpoint */
1336 #define ICEMCR_HMDIS	0x0008	/* HardMap disable */
1337 #define ICEMCR_BBIEN	0x0010	/* Bus Break Interrupt Enable */
1338 
1339 /*
1340  * ICE Module Status Register
1341  */
1342 #define ICEMSR_ADDR	0xfffffd0e
1343 #define ICEMSR		WORD_REF(ICEMSR_ADDR)
1344 
1345 #define ICEMSR_EMUEN	0x0001	/* Emulation Enable */
1346 #define ICEMSR_BRKIRQ	0x0002	/* A-Line Vector Fetch Detected */
1347 #define ICEMSR_BBIRQ	0x0004	/* Bus Break Interrupt Detected */
1348 #define ICEMSR_EMIRQ	0x0008	/* EMUIRQ Falling Edge Detected */
1349 
1350 #endif /* _MC68VZ328_H_ */
1351