xref: /openbmc/linux/arch/m68k/include/asm/MC68328.h (revision 93d90ad7)
1 
2 /* include/asm-m68knommu/MC68328.h: '328 control registers
3  *
4  * Copyright (C) 1999  Vladimir Gurevich <vgurevic@cisco.com>
5  *                     Bear & Hare Software, Inc.
6  *
7  * Based on include/asm-m68knommu/MC68332.h
8  * Copyright (C) 1998  Kenneth Albanowski <kjahds@kjahds.com>,
9  *
10  */
11 
12 #ifndef _MC68328_H_
13 #define _MC68328_H_
14 
15 #define BYTE_REF(addr) (*((volatile unsigned char*)addr))
16 #define WORD_REF(addr) (*((volatile unsigned short*)addr))
17 #define LONG_REF(addr) (*((volatile unsigned long*)addr))
18 
19 #define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK)
20 #define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT)
21 
22 /**********
23  *
24  * 0xFFFFF0xx -- System Control
25  *
26  **********/
27 
28 /*
29  * System Control Register (SCR)
30  */
31 #define SCR_ADDR	0xfffff000
32 #define SCR		BYTE_REF(SCR_ADDR)
33 
34 #define SCR_WDTH8	0x01	/* 8-Bit Width Select */
35 #define SCR_DMAP	0x04	/* Double Map */
36 #define SCR_SO		0x08	/* Supervisor Only */
37 #define SCR_BETEN	0x10	/* Bus-Error Time-Out Enable */
38 #define SCR_PRV		0x20	/* Privilege Violation */
39 #define SCR_WPV		0x40	/* Write Protect Violation */
40 #define SCR_BETO	0x80	/* Bus-Error TimeOut */
41 
42 /*
43  * Mask Revision Register
44  */
45 #define MRR_ADDR 0xfffff004
46 #define MRR      LONG_REF(MRR_ADDR)
47 
48 /**********
49  *
50  * 0xFFFFF1xx -- Chip-Select logic
51  *
52  **********/
53 
54 /**********
55  *
56  * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control
57  *
58  **********/
59 
60 /*
61  * Group Base Address Registers
62  */
63 #define GRPBASEA_ADDR	0xfffff100
64 #define GRPBASEB_ADDR	0xfffff102
65 #define GRPBASEC_ADDR	0xfffff104
66 #define GRPBASED_ADDR	0xfffff106
67 
68 #define GRPBASEA	WORD_REF(GRPBASEA_ADDR)
69 #define GRPBASEB	WORD_REF(GRPBASEB_ADDR)
70 #define GRPBASEC	WORD_REF(GRPBASEC_ADDR)
71 #define GRPBASED	WORD_REF(GRPBASED_ADDR)
72 
73 #define GRPBASE_V	  0x0001	/* Valid */
74 #define GRPBASE_GBA_MASK  0xfff0	/* Group Base Address (bits 31-20) */
75 
76 /*
77  * Group Base Address Mask Registers
78  */
79 #define GRPMASKA_ADDR	0xfffff108
80 #define GRPMASKB_ADDR	0xfffff10a
81 #define GRPMASKC_ADDR	0xfffff10c
82 #define GRPMASKD_ADDR	0xfffff10e
83 
84 #define GRPMASKA	WORD_REF(GRPMASKA_ADDR)
85 #define GRPMASKB	WORD_REF(GRPMASKB_ADDR)
86 #define GRPMASKC	WORD_REF(GRPMASKC_ADDR)
87 #define GRPMASKD	WORD_REF(GRPMASKD_ADDR)
88 
89 #define GRMMASK_GMA_MASK 0xfffff0	/* Group Base Mask (bits 31-20) */
90 
91 /*
92  * Chip-Select Option Registers (group A)
93  */
94 #define CSA0_ADDR	0xfffff110
95 #define CSA1_ADDR	0xfffff114
96 #define CSA2_ADDR	0xfffff118
97 #define CSA3_ADDR	0xfffff11c
98 
99 #define CSA0		LONG_REF(CSA0_ADDR)
100 #define CSA1		LONG_REF(CSA1_ADDR)
101 #define CSA2		LONG_REF(CSA2_ADDR)
102 #define CSA3		LONG_REF(CSA3_ADDR)
103 
104 #define CSA_WAIT_MASK	0x00000007	/* Wait State Selection */
105 #define CSA_WAIT_SHIFT	0
106 #define CSA_RO		0x00000008	/* Read-Only */
107 #define CSA_AM_MASK	0x0000ff00	/* Address Mask (bits 23-16) */
108 #define CSA_AM_SHIFT	8
109 #define CSA_BUSW	0x00010000	/* Bus Width Select */
110 #define CSA_AC_MASK	0xff000000	/* Address Compare (bits 23-16) */
111 #define CSA_AC_SHIFT	24
112 
113 /*
114  * Chip-Select Option Registers (group B)
115  */
116 #define CSB0_ADDR	0xfffff120
117 #define CSB1_ADDR	0xfffff124
118 #define CSB2_ADDR	0xfffff128
119 #define CSB3_ADDR	0xfffff12c
120 
121 #define CSB0		LONG_REF(CSB0_ADDR)
122 #define CSB1		LONG_REF(CSB1_ADDR)
123 #define CSB2		LONG_REF(CSB2_ADDR)
124 #define CSB3		LONG_REF(CSB3_ADDR)
125 
126 #define CSB_WAIT_MASK	0x00000007	/* Wait State Selection */
127 #define CSB_WAIT_SHIFT	0
128 #define CSB_RO		0x00000008	/* Read-Only */
129 #define CSB_AM_MASK	0x0000ff00	/* Address Mask (bits 23-16) */
130 #define CSB_AM_SHIFT	8
131 #define CSB_BUSW	0x00010000	/* Bus Width Select */
132 #define CSB_AC_MASK	0xff000000	/* Address Compare (bits 23-16) */
133 #define CSB_AC_SHIFT	24
134 
135 /*
136  * Chip-Select Option Registers (group C)
137  */
138 #define CSC0_ADDR	0xfffff130
139 #define CSC1_ADDR	0xfffff134
140 #define CSC2_ADDR	0xfffff138
141 #define CSC3_ADDR	0xfffff13c
142 
143 #define CSC0		LONG_REF(CSC0_ADDR)
144 #define CSC1		LONG_REF(CSC1_ADDR)
145 #define CSC2		LONG_REF(CSC2_ADDR)
146 #define CSC3		LONG_REF(CSC3_ADDR)
147 
148 #define CSC_WAIT_MASK	0x00000007	/* Wait State Selection */
149 #define CSC_WAIT_SHIFT	0
150 #define CSC_RO		0x00000008	/* Read-Only */
151 #define CSC_AM_MASK	0x0000fff0	/* Address Mask (bits 23-12) */
152 #define CSC_AM_SHIFT	4
153 #define CSC_BUSW	0x00010000	/* Bus Width Select */
154 #define CSC_AC_MASK	0xfff00000	/* Address Compare (bits 23-12) */
155 #define CSC_AC_SHIFT	20
156 
157 /*
158  * Chip-Select Option Registers (group D)
159  */
160 #define CSD0_ADDR	0xfffff140
161 #define CSD1_ADDR	0xfffff144
162 #define CSD2_ADDR	0xfffff148
163 #define CSD3_ADDR	0xfffff14c
164 
165 #define CSD0		LONG_REF(CSD0_ADDR)
166 #define CSD1		LONG_REF(CSD1_ADDR)
167 #define CSD2		LONG_REF(CSD2_ADDR)
168 #define CSD3		LONG_REF(CSD3_ADDR)
169 
170 #define CSD_WAIT_MASK	0x00000007	/* Wait State Selection */
171 #define CSD_WAIT_SHIFT	0
172 #define CSD_RO		0x00000008	/* Read-Only */
173 #define CSD_AM_MASK	0x0000fff0	/* Address Mask (bits 23-12) */
174 #define CSD_AM_SHIFT	4
175 #define CSD_BUSW	0x00010000	/* Bus Width Select */
176 #define CSD_AC_MASK	0xfff00000	/* Address Compare (bits 23-12) */
177 #define CSD_AC_SHIFT	20
178 
179 /**********
180  *
181  * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control
182  *
183  **********/
184 
185 /*
186  * PLL Control Register
187  */
188 #define PLLCR_ADDR	0xfffff200
189 #define PLLCR		WORD_REF(PLLCR_ADDR)
190 
191 #define PLLCR_DISPLL	       0x0008	/* Disable PLL */
192 #define PLLCR_CLKEN	       0x0010	/* Clock (CLKO pin) enable */
193 #define PLLCR_SYSCLK_SEL_MASK  0x0700	/* System Clock Selection */
194 #define PLLCR_SYSCLK_SEL_SHIFT 8
195 #define PLLCR_PIXCLK_SEL_MASK  0x3800	/* LCD Clock Selection */
196 #define PLLCR_PIXCLK_SEL_SHIFT 11
197 
198 /* 'EZ328-compatible definitions */
199 #define PLLCR_LCDCLK_SEL_MASK	PLLCR_PIXCLK_SEL_MASK
200 #define PLLCR_LCDCLK_SEL_SHIFT	PLLCR_PIXCLK_SEL_SHIFT
201 
202 /*
203  * PLL Frequency Select Register
204  */
205 #define PLLFSR_ADDR	0xfffff202
206 #define PLLFSR		WORD_REF(PLLFSR_ADDR)
207 
208 #define PLLFSR_PC_MASK	0x00ff		/* P Count */
209 #define PLLFSR_PC_SHIFT 0
210 #define PLLFSR_QC_MASK	0x0f00		/* Q Count */
211 #define PLLFSR_QC_SHIFT 8
212 #define PLLFSR_PROT	0x4000		/* Protect P & Q */
213 #define PLLFSR_CLK32	0x8000		/* Clock 32 (kHz) */
214 
215 /*
216  * Power Control Register
217  */
218 #define PCTRL_ADDR	0xfffff207
219 #define PCTRL		BYTE_REF(PCTRL_ADDR)
220 
221 #define PCTRL_WIDTH_MASK	0x1f	/* CPU Clock bursts width */
222 #define PCTRL_WIDTH_SHIFT	0
223 #define PCTRL_STOP		0x40	/* Enter power-save mode immediately */
224 #define PCTRL_PCEN		0x80	/* Power Control Enable */
225 
226 /**********
227  *
228  * 0xFFFFF3xx -- Interrupt Controller
229  *
230  **********/
231 
232 /*
233  * Interrupt Vector Register
234  */
235 #define IVR_ADDR	0xfffff300
236 #define IVR		BYTE_REF(IVR_ADDR)
237 
238 #define IVR_VECTOR_MASK 0xF8
239 
240 /*
241  * Interrupt control Register
242  */
243 #define ICR_ADRR	0xfffff302
244 #define ICR		WORD_REF(ICR_ADDR)
245 
246 #define ICR_ET6		0x0100	/* Edge Trigger Select for IRQ6 */
247 #define ICR_ET3		0x0200	/* Edge Trigger Select for IRQ3 */
248 #define ICR_ET2		0x0400	/* Edge Trigger Select for IRQ2 */
249 #define ICR_ET1		0x0800	/* Edge Trigger Select for IRQ1 */
250 #define ICR_POL6	0x1000	/* Polarity Control for IRQ6 */
251 #define ICR_POL3	0x2000	/* Polarity Control for IRQ3 */
252 #define ICR_POL2	0x4000	/* Polarity Control for IRQ2 */
253 #define ICR_POL1	0x8000	/* Polarity Control for IRQ1 */
254 
255 /*
256  * Interrupt Mask Register
257  */
258 #define IMR_ADDR	0xfffff304
259 #define IMR		LONG_REF(IMR_ADDR)
260 
261 /*
262  * Define the names for bit positions first. This is useful for
263  * request_irq
264  */
265 #define SPIM_IRQ_NUM	0	/* SPI Master interrupt */
266 #define	TMR2_IRQ_NUM	1	/* Timer 2 interrupt */
267 #define UART_IRQ_NUM	2	/* UART interrupt */
268 #define	WDT_IRQ_NUM	3	/* Watchdog Timer interrupt */
269 #define RTC_IRQ_NUM	4	/* RTC interrupt */
270 #define	KB_IRQ_NUM	6	/* Keyboard Interrupt */
271 #define PWM_IRQ_NUM	7	/* Pulse-Width Modulator int. */
272 #define	INT0_IRQ_NUM	8	/* External INT0 */
273 #define	INT1_IRQ_NUM	9	/* External INT1 */
274 #define	INT2_IRQ_NUM	10	/* External INT2 */
275 #define	INT3_IRQ_NUM	11	/* External INT3 */
276 #define	INT4_IRQ_NUM	12	/* External INT4 */
277 #define	INT5_IRQ_NUM	13	/* External INT5 */
278 #define	INT6_IRQ_NUM	14	/* External INT6 */
279 #define	INT7_IRQ_NUM	15	/* External INT7 */
280 #define IRQ1_IRQ_NUM	16	/* IRQ1 */
281 #define IRQ2_IRQ_NUM	17	/* IRQ2 */
282 #define IRQ3_IRQ_NUM	18	/* IRQ3 */
283 #define IRQ6_IRQ_NUM	19	/* IRQ6 */
284 #define PEN_IRQ_NUM	20	/* Pen Interrupt */
285 #define SPIS_IRQ_NUM	21	/* SPI Slave Interrupt */
286 #define TMR1_IRQ_NUM	22	/* Timer 1 interrupt */
287 #define IRQ7_IRQ_NUM	23	/* IRQ7 */
288 
289 /* '328-compatible definitions */
290 #define SPI_IRQ_NUM	SPIM_IRQ_NUM
291 #define TMR_IRQ_NUM	TMR1_IRQ_NUM
292 
293 /*
294  * Here go the bitmasks themselves
295  */
296 #define IMR_MSPIM 	(1 << SPIM_IRQ_NUM)	/* Mask SPI Master interrupt */
297 #define	IMR_MTMR2	(1 << TMR2_IRQ_NUM)	/* Mask Timer 2 interrupt */
298 #define IMR_MUART	(1 << UART_IRQ_NUM)	/* Mask UART interrupt */
299 #define	IMR_MWDT	(1 << WDT_IRQ_NUM)	/* Mask Watchdog Timer interrupt */
300 #define IMR_MRTC	(1 << RTC_IRQ_NUM)	/* Mask RTC interrupt */
301 #define	IMR_MKB		(1 << KB_IRQ_NUM)	/* Mask Keyboard Interrupt */
302 #define IMR_MPWM	(1 << PWM_IRQ_NUM)	/* Mask Pulse-Width Modulator int. */
303 #define	IMR_MINT0	(1 << INT0_IRQ_NUM)	/* Mask External INT0 */
304 #define	IMR_MINT1	(1 << INT1_IRQ_NUM)	/* Mask External INT1 */
305 #define	IMR_MINT2	(1 << INT2_IRQ_NUM)	/* Mask External INT2 */
306 #define	IMR_MINT3	(1 << INT3_IRQ_NUM)	/* Mask External INT3 */
307 #define	IMR_MINT4	(1 << INT4_IRQ_NUM)	/* Mask External INT4 */
308 #define	IMR_MINT5	(1 << INT5_IRQ_NUM)	/* Mask External INT5 */
309 #define	IMR_MINT6	(1 << INT6_IRQ_NUM)	/* Mask External INT6 */
310 #define	IMR_MINT7	(1 << INT7_IRQ_NUM)	/* Mask External INT7 */
311 #define IMR_MIRQ1	(1 << IRQ1_IRQ_NUM)	/* Mask IRQ1 */
312 #define IMR_MIRQ2	(1 << IRQ2_IRQ_NUM)	/* Mask IRQ2 */
313 #define IMR_MIRQ3	(1 << IRQ3_IRQ_NUM)	/* Mask IRQ3 */
314 #define IMR_MIRQ6	(1 << IRQ6_IRQ_NUM)	/* Mask IRQ6 */
315 #define IMR_MPEN	(1 << PEN_IRQ_NUM)	/* Mask Pen Interrupt */
316 #define IMR_MSPIS	(1 << SPIS_IRQ_NUM)	/* Mask SPI Slave Interrupt */
317 #define IMR_MTMR1	(1 << TMR1_IRQ_NUM)	/* Mask Timer 1 interrupt */
318 #define IMR_MIRQ7	(1 << IRQ7_IRQ_NUM)	/* Mask IRQ7 */
319 
320 /* 'EZ328-compatible definitions */
321 #define IMR_MSPI	IMR_MSPIM
322 #define IMR_MTMR	IMR_MTMR1
323 
324 /*
325  * Interrupt Wake-Up Enable Register
326  */
327 #define IWR_ADDR	0xfffff308
328 #define IWR		LONG_REF(IWR_ADDR)
329 
330 #define IWR_SPIM 	(1 << SPIM_IRQ_NUM)	/* SPI Master interrupt */
331 #define	IWR_TMR2	(1 << TMR2_IRQ_NUM)	/* Timer 2 interrupt */
332 #define IWR_UART	(1 << UART_IRQ_NUM)	/* UART interrupt */
333 #define	IWR_WDT		(1 << WDT_IRQ_NUM)	/* Watchdog Timer interrupt */
334 #define IWR_RTC		(1 << RTC_IRQ_NUM)	/* RTC interrupt */
335 #define	IWR_KB		(1 << KB_IRQ_NUM)	/* Keyboard Interrupt */
336 #define IWR_PWM		(1 << PWM_IRQ_NUM)	/* Pulse-Width Modulator int. */
337 #define	IWR_INT0	(1 << INT0_IRQ_NUM)	/* External INT0 */
338 #define	IWR_INT1	(1 << INT1_IRQ_NUM)	/* External INT1 */
339 #define	IWR_INT2	(1 << INT2_IRQ_NUM)	/* External INT2 */
340 #define	IWR_INT3	(1 << INT3_IRQ_NUM)	/* External INT3 */
341 #define	IWR_INT4	(1 << INT4_IRQ_NUM)	/* External INT4 */
342 #define	IWR_INT5	(1 << INT5_IRQ_NUM)	/* External INT5 */
343 #define	IWR_INT6	(1 << INT6_IRQ_NUM)	/* External INT6 */
344 #define	IWR_INT7	(1 << INT7_IRQ_NUM)	/* External INT7 */
345 #define IWR_IRQ1	(1 << IRQ1_IRQ_NUM)	/* IRQ1 */
346 #define IWR_IRQ2	(1 << IRQ2_IRQ_NUM)	/* IRQ2 */
347 #define IWR_IRQ3	(1 << IRQ3_IRQ_NUM)	/* IRQ3 */
348 #define IWR_IRQ6	(1 << IRQ6_IRQ_NUM)	/* IRQ6 */
349 #define IWR_PEN		(1 << PEN_IRQ_NUM)	/* Pen Interrupt */
350 #define IWR_SPIS	(1 << SPIS_IRQ_NUM)	/* SPI Slave Interrupt */
351 #define IWR_TMR1	(1 << TMR1_IRQ_NUM)	/* Timer 1 interrupt */
352 #define IWR_IRQ7	(1 << IRQ7_IRQ_NUM)	/* IRQ7 */
353 
354 /*
355  * Interrupt Status Register
356  */
357 #define ISR_ADDR	0xfffff30c
358 #define ISR		LONG_REF(ISR_ADDR)
359 
360 #define ISR_SPIM 	(1 << SPIM_IRQ_NUM)	/* SPI Master interrupt */
361 #define	ISR_TMR2	(1 << TMR2_IRQ_NUM)	/* Timer 2 interrupt */
362 #define ISR_UART	(1 << UART_IRQ_NUM)	/* UART interrupt */
363 #define	ISR_WDT		(1 << WDT_IRQ_NUM)	/* Watchdog Timer interrupt */
364 #define ISR_RTC		(1 << RTC_IRQ_NUM)	/* RTC interrupt */
365 #define	ISR_KB		(1 << KB_IRQ_NUM)	/* Keyboard Interrupt */
366 #define ISR_PWM		(1 << PWM_IRQ_NUM)	/* Pulse-Width Modulator int. */
367 #define	ISR_INT0	(1 << INT0_IRQ_NUM)	/* External INT0 */
368 #define	ISR_INT1	(1 << INT1_IRQ_NUM)	/* External INT1 */
369 #define	ISR_INT2	(1 << INT2_IRQ_NUM)	/* External INT2 */
370 #define	ISR_INT3	(1 << INT3_IRQ_NUM)	/* External INT3 */
371 #define	ISR_INT4	(1 << INT4_IRQ_NUM)	/* External INT4 */
372 #define	ISR_INT5	(1 << INT5_IRQ_NUM)	/* External INT5 */
373 #define	ISR_INT6	(1 << INT6_IRQ_NUM)	/* External INT6 */
374 #define	ISR_INT7	(1 << INT7_IRQ_NUM)	/* External INT7 */
375 #define ISR_IRQ1	(1 << IRQ1_IRQ_NUM)	/* IRQ1 */
376 #define ISR_IRQ2	(1 << IRQ2_IRQ_NUM)	/* IRQ2 */
377 #define ISR_IRQ3	(1 << IRQ3_IRQ_NUM)	/* IRQ3 */
378 #define ISR_IRQ6	(1 << IRQ6_IRQ_NUM)	/* IRQ6 */
379 #define ISR_PEN		(1 << PEN_IRQ_NUM)	/* Pen Interrupt */
380 #define ISR_SPIS	(1 << SPIS_IRQ_NUM)	/* SPI Slave Interrupt */
381 #define ISR_TMR1	(1 << TMR1_IRQ_NUM)	/* Timer 1 interrupt */
382 #define ISR_IRQ7	(1 << IRQ7_IRQ_NUM)	/* IRQ7 */
383 
384 /* 'EZ328-compatible definitions */
385 #define ISR_SPI	ISR_SPIM
386 #define ISR_TMR	ISR_TMR1
387 
388 /*
389  * Interrupt Pending Register
390  */
391 #define IPR_ADDR	0xfffff310
392 #define IPR		LONG_REF(IPR_ADDR)
393 
394 #define IPR_SPIM 	(1 << SPIM_IRQ_NUM)	/* SPI Master interrupt */
395 #define	IPR_TMR2	(1 << TMR2_IRQ_NUM)	/* Timer 2 interrupt */
396 #define IPR_UART	(1 << UART_IRQ_NUM)	/* UART interrupt */
397 #define	IPR_WDT		(1 << WDT_IRQ_NUM)	/* Watchdog Timer interrupt */
398 #define IPR_RTC		(1 << RTC_IRQ_NUM)	/* RTC interrupt */
399 #define	IPR_KB		(1 << KB_IRQ_NUM)	/* Keyboard Interrupt */
400 #define IPR_PWM		(1 << PWM_IRQ_NUM)	/* Pulse-Width Modulator int. */
401 #define	IPR_INT0	(1 << INT0_IRQ_NUM)	/* External INT0 */
402 #define	IPR_INT1	(1 << INT1_IRQ_NUM)	/* External INT1 */
403 #define	IPR_INT2	(1 << INT2_IRQ_NUM)	/* External INT2 */
404 #define	IPR_INT3	(1 << INT3_IRQ_NUM)	/* External INT3 */
405 #define	IPR_INT4	(1 << INT4_IRQ_NUM)	/* External INT4 */
406 #define	IPR_INT5	(1 << INT5_IRQ_NUM)	/* External INT5 */
407 #define	IPR_INT6	(1 << INT6_IRQ_NUM)	/* External INT6 */
408 #define	IPR_INT7	(1 << INT7_IRQ_NUM)	/* External INT7 */
409 #define IPR_IRQ1	(1 << IRQ1_IRQ_NUM)	/* IRQ1 */
410 #define IPR_IRQ2	(1 << IRQ2_IRQ_NUM)	/* IRQ2 */
411 #define IPR_IRQ3	(1 << IRQ3_IRQ_NUM)	/* IRQ3 */
412 #define IPR_IRQ6	(1 << IRQ6_IRQ_NUM)	/* IRQ6 */
413 #define IPR_PEN		(1 << PEN_IRQ_NUM)	/* Pen Interrupt */
414 #define IPR_SPIS	(1 << SPIS_IRQ_NUM)	/* SPI Slave Interrupt */
415 #define IPR_TMR1	(1 << TMR1_IRQ_NUM)	/* Timer 1 interrupt */
416 #define IPR_IRQ7	(1 << IRQ7_IRQ_NUM)	/* IRQ7 */
417 
418 /* 'EZ328-compatible definitions */
419 #define IPR_SPI	IPR_SPIM
420 #define IPR_TMR	IPR_TMR1
421 
422 /**********
423  *
424  * 0xFFFFF4xx -- Parallel Ports
425  *
426  **********/
427 
428 /*
429  * Port A
430  */
431 #define PADIR_ADDR	0xfffff400		/* Port A direction reg */
432 #define PADATA_ADDR	0xfffff401		/* Port A data register */
433 #define PASEL_ADDR	0xfffff403		/* Port A Select register */
434 
435 #define PADIR		BYTE_REF(PADIR_ADDR)
436 #define PADATA		BYTE_REF(PADATA_ADDR)
437 #define PASEL		BYTE_REF(PASEL_ADDR)
438 
439 #define PA(x)           (1 << (x))
440 #define PA_A(x)		PA((x) - 16)	/* This is specific to PA only! */
441 
442 #define PA_A16		PA(0)		/* Use A16 as PA(0) */
443 #define PA_A17		PA(1)		/* Use A17 as PA(1) */
444 #define PA_A18		PA(2)		/* Use A18 as PA(2) */
445 #define PA_A19		PA(3)		/* Use A19 as PA(3) */
446 #define PA_A20		PA(4)		/* Use A20 as PA(4) */
447 #define PA_A21		PA(5)		/* Use A21 as PA(5) */
448 #define PA_A22		PA(6)		/* Use A22 as PA(6) */
449 #define PA_A23		PA(7)		/* Use A23 as PA(7) */
450 
451 /*
452  * Port B
453  */
454 #define PBDIR_ADDR	0xfffff408		/* Port B direction reg */
455 #define PBDATA_ADDR	0xfffff409		/* Port B data register */
456 #define PBSEL_ADDR	0xfffff40b		/* Port B Select Register */
457 
458 #define PBDIR		BYTE_REF(PBDIR_ADDR)
459 #define PBDATA		BYTE_REF(PBDATA_ADDR)
460 #define PBSEL		BYTE_REF(PBSEL_ADDR)
461 
462 #define PB(x)           (1 << (x))
463 #define PB_D(x)		PB(x)		/* This is specific to port B only */
464 
465 #define PB_D0		PB(0)		/* Use D0 as PB(0) */
466 #define PB_D1		PB(1)		/* Use D1 as PB(1) */
467 #define PB_D2		PB(2)		/* Use D2 as PB(2) */
468 #define PB_D3		PB(3)		/* Use D3 as PB(3) */
469 #define PB_D4		PB(4)		/* Use D4 as PB(4) */
470 #define PB_D5		PB(5)		/* Use D5 as PB(5) */
471 #define PB_D6		PB(6)		/* Use D6 as PB(6) */
472 #define PB_D7		PB(7)		/* Use D7 as PB(7) */
473 
474 /*
475  * Port C
476  */
477 #define PCDIR_ADDR	0xfffff410		/* Port C direction reg */
478 #define PCDATA_ADDR	0xfffff411		/* Port C data register */
479 #define PCSEL_ADDR	0xfffff413		/* Port C Select Register */
480 
481 #define PCDIR		BYTE_REF(PCDIR_ADDR)
482 #define PCDATA		BYTE_REF(PCDATA_ADDR)
483 #define PCSEL		BYTE_REF(PCSEL_ADDR)
484 
485 #define PC(x)           (1 << (x))
486 
487 #define PC_WE		PC(6)		/* Use WE    as PC(6) */
488 #define PC_DTACK	PC(5)		/* Use DTACK as PC(5) */
489 #define PC_IRQ7		PC(4)		/* Use IRQ7  as PC(4) */
490 #define PC_LDS		PC(2)		/* Use LDS   as PC(2) */
491 #define PC_UDS		PC(1)		/* Use UDS   as PC(1) */
492 #define PC_MOCLK	PC(0)		/* Use MOCLK as PC(0) */
493 
494 /*
495  * Port D
496  */
497 #define PDDIR_ADDR	0xfffff418		/* Port D direction reg */
498 #define PDDATA_ADDR	0xfffff419		/* Port D data register */
499 #define PDPUEN_ADDR	0xfffff41a		/* Port D Pull-Up enable reg */
500 #define PDPOL_ADDR	0xfffff41c		/* Port D Polarity Register */
501 #define PDIRQEN_ADDR	0xfffff41d		/* Port D IRQ enable register */
502 #define	PDIQEG_ADDR	0xfffff41f		/* Port D IRQ Edge Register */
503 
504 #define PDDIR		BYTE_REF(PDDIR_ADDR)
505 #define PDDATA		BYTE_REF(PDDATA_ADDR)
506 #define PDPUEN		BYTE_REF(PDPUEN_ADDR)
507 #define	PDPOL		BYTE_REF(PDPOL_ADDR)
508 #define PDIRQEN		BYTE_REF(PDIRQEN_ADDR)
509 #define PDIQEG		BYTE_REF(PDIQEG_ADDR)
510 
511 #define PD(x)           (1 << (x))
512 #define PD_KB(x)	PD(x)		/* This is specific for Port D only */
513 
514 #define PD_KB0		PD(0)	/* Use KB0 as PD(0) */
515 #define PD_KB1		PD(1)	/* Use KB1 as PD(1) */
516 #define PD_KB2		PD(2)	/* Use KB2 as PD(2) */
517 #define PD_KB3		PD(3)	/* Use KB3 as PD(3) */
518 #define PD_KB4		PD(4)	/* Use KB4 as PD(4) */
519 #define PD_KB5		PD(5)	/* Use KB5 as PD(5) */
520 #define PD_KB6		PD(6)	/* Use KB6 as PD(6) */
521 #define PD_KB7		PD(7)	/* Use KB7 as PD(7) */
522 
523 /*
524  * Port E
525  */
526 #define PEDIR_ADDR	0xfffff420		/* Port E direction reg */
527 #define PEDATA_ADDR	0xfffff421		/* Port E data register */
528 #define PEPUEN_ADDR	0xfffff422		/* Port E Pull-Up enable reg */
529 #define PESEL_ADDR	0xfffff423		/* Port E Select Register */
530 
531 #define PEDIR		BYTE_REF(PEDIR_ADDR)
532 #define PEDATA		BYTE_REF(PEDATA_ADDR)
533 #define PEPUEN		BYTE_REF(PEPUEN_ADDR)
534 #define PESEL		BYTE_REF(PESEL_ADDR)
535 
536 #define PE(x)           (1 << (x))
537 
538 #define PE_CSA1		PE(1)	/* Use CSA1 as PE(1) */
539 #define PE_CSA2		PE(2)	/* Use CSA2 as PE(2) */
540 #define PE_CSA3		PE(3)	/* Use CSA3 as PE(3) */
541 #define PE_CSB0		PE(4)	/* Use CSB0 as PE(4) */
542 #define PE_CSB1		PE(5)	/* Use CSB1 as PE(5) */
543 #define PE_CSB2		PE(6)	/* Use CSB2 as PE(6) */
544 #define PE_CSB3		PE(7)	/* Use CSB3 as PE(7) */
545 
546 /*
547  * Port F
548  */
549 #define PFDIR_ADDR	0xfffff428		/* Port F direction reg */
550 #define PFDATA_ADDR	0xfffff429		/* Port F data register */
551 #define PFPUEN_ADDR	0xfffff42a		/* Port F Pull-Up enable reg */
552 #define PFSEL_ADDR	0xfffff42b		/* Port F Select Register */
553 
554 #define PFDIR		BYTE_REF(PFDIR_ADDR)
555 #define PFDATA		BYTE_REF(PFDATA_ADDR)
556 #define PFPUEN		BYTE_REF(PFPUEN_ADDR)
557 #define PFSEL		BYTE_REF(PFSEL_ADDR)
558 
559 #define PF(x)           (1 << (x))
560 #define PF_A(x)		PF((x) - 24)	/* This is Port F specific only */
561 
562 #define PF_A24		PF(0)	/* Use A24 as PF(0) */
563 #define PF_A25		PF(1)	/* Use A25 as PF(1) */
564 #define PF_A26		PF(2)	/* Use A26 as PF(2) */
565 #define PF_A27		PF(3)	/* Use A27 as PF(3) */
566 #define PF_A28		PF(4)	/* Use A28 as PF(4) */
567 #define PF_A29		PF(5)	/* Use A29 as PF(5) */
568 #define PF_A30		PF(6)	/* Use A30 as PF(6) */
569 #define PF_A31		PF(7)	/* Use A31 as PF(7) */
570 
571 /*
572  * Port G
573  */
574 #define PGDIR_ADDR	0xfffff430		/* Port G direction reg */
575 #define PGDATA_ADDR	0xfffff431		/* Port G data register */
576 #define PGPUEN_ADDR	0xfffff432		/* Port G Pull-Up enable reg */
577 #define PGSEL_ADDR	0xfffff433		/* Port G Select Register */
578 
579 #define PGDIR		BYTE_REF(PGDIR_ADDR)
580 #define PGDATA		BYTE_REF(PGDATA_ADDR)
581 #define PGPUEN		BYTE_REF(PGPUEN_ADDR)
582 #define PGSEL		BYTE_REF(PGSEL_ADDR)
583 
584 #define PG(x)           (1 << (x))
585 
586 #define PG_UART_TXD	PG(0)	/* Use UART_TXD as PG(0) */
587 #define PG_UART_RXD	PG(1)	/* Use UART_RXD as PG(1) */
588 #define PG_PWMOUT	PG(2)	/* Use PWMOUT   as PG(2) */
589 #define PG_TOUT2	PG(3)   /* Use TOUT2    as PG(3) */
590 #define PG_TIN2		PG(4)	/* Use TIN2     as PG(4) */
591 #define PG_TOUT1	PG(5)   /* Use TOUT1    as PG(5) */
592 #define PG_TIN1		PG(6)	/* Use TIN1     as PG(6) */
593 #define PG_RTCOUT	PG(7)	/* Use RTCOUT   as PG(7) */
594 
595 /*
596  * Port J
597  */
598 #define PJDIR_ADDR	0xfffff438		/* Port J direction reg */
599 #define PJDATA_ADDR	0xfffff439		/* Port J data register */
600 #define PJSEL_ADDR	0xfffff43b		/* Port J Select Register */
601 
602 #define PJDIR		BYTE_REF(PJDIR_ADDR)
603 #define PJDATA		BYTE_REF(PJDATA_ADDR)
604 #define PJSEL		BYTE_REF(PJSEL_ADDR)
605 
606 #define PJ(x)           (1 << (x))
607 
608 #define PJ_CSD3		PJ(7)	/* Use CSD3 as PJ(7) */
609 
610 /*
611  * Port K
612  */
613 #define PKDIR_ADDR	0xfffff440		/* Port K direction reg */
614 #define PKDATA_ADDR	0xfffff441		/* Port K data register */
615 #define PKPUEN_ADDR	0xfffff442		/* Port K Pull-Up enable reg */
616 #define PKSEL_ADDR	0xfffff443		/* Port K Select Register */
617 
618 #define PKDIR		BYTE_REF(PKDIR_ADDR)
619 #define PKDATA		BYTE_REF(PKDATA_ADDR)
620 #define PKPUEN		BYTE_REF(PKPUEN_ADDR)
621 #define PKSEL		BYTE_REF(PKSEL_ADDR)
622 
623 #define PK(x)           (1 << (x))
624 
625 /*
626  * Port M
627  */
628 #define PMDIR_ADDR	0xfffff438		/* Port M direction reg */
629 #define PMDATA_ADDR	0xfffff439		/* Port M data register */
630 #define PMPUEN_ADDR	0xfffff43a		/* Port M Pull-Up enable reg */
631 #define PMSEL_ADDR	0xfffff43b		/* Port M Select Register */
632 
633 #define PMDIR		BYTE_REF(PMDIR_ADDR)
634 #define PMDATA		BYTE_REF(PMDATA_ADDR)
635 #define PMPUEN		BYTE_REF(PMPUEN_ADDR)
636 #define PMSEL		BYTE_REF(PMSEL_ADDR)
637 
638 #define PM(x)           (1 << (x))
639 
640 /**********
641  *
642  * 0xFFFFF5xx -- Pulse-Width Modulator (PWM)
643  *
644  **********/
645 
646 /*
647  * PWM Control Register
648  */
649 #define PWMC_ADDR	0xfffff500
650 #define PWMC		WORD_REF(PWMC_ADDR)
651 
652 #define PWMC_CLKSEL_MASK	0x0007	/* Clock Selection */
653 #define PWMC_CLKSEL_SHIFT	0
654 #define PWMC_PWMEN		0x0010	/* Enable PWM */
655 #define PMNC_POL		0x0020	/* PWM Output Bit Polarity */
656 #define PWMC_PIN		0x0080	/* Current PWM output pin status */
657 #define PWMC_LOAD		0x0100	/* Force a new period */
658 #define PWMC_IRQEN		0x4000	/* Interrupt Request Enable */
659 #define PWMC_CLKSRC		0x8000	/* Clock Source Select */
660 
661 /* 'EZ328-compatible definitions */
662 #define PWMC_EN	PWMC_PWMEN
663 
664 /*
665  * PWM Period Register
666  */
667 #define PWMP_ADDR	0xfffff502
668 #define PWMP		WORD_REF(PWMP_ADDR)
669 
670 /*
671  * PWM Width Register
672  */
673 #define PWMW_ADDR	0xfffff504
674 #define PWMW		WORD_REF(PWMW_ADDR)
675 
676 /*
677  * PWM Counter Register
678  */
679 #define PWMCNT_ADDR	0xfffff506
680 #define PWMCNT		WORD_REF(PWMCNT_ADDR)
681 
682 /**********
683  *
684  * 0xFFFFF6xx -- General-Purpose Timers
685  *
686  **********/
687 
688 /*
689  * Timer Unit 1 and 2 Control Registers
690  */
691 #define TCTL1_ADDR	0xfffff600
692 #define TCTL1		WORD_REF(TCTL1_ADDR)
693 #define TCTL2_ADDR	0xfffff60c
694 #define TCTL2		WORD_REF(TCTL2_ADDR)
695 
696 #define	TCTL_TEN		0x0001	/* Timer Enable  */
697 #define TCTL_CLKSOURCE_MASK 	0x000e	/* Clock Source: */
698 #define   TCTL_CLKSOURCE_STOP	   0x0000	/* Stop count (disabled)    */
699 #define   TCTL_CLKSOURCE_SYSCLK	   0x0002	/* SYSCLK to prescaler      */
700 #define   TCTL_CLKSOURCE_SYSCLK_16 0x0004	/* SYSCLK/16 to prescaler   */
701 #define   TCTL_CLKSOURCE_TIN	   0x0006	/* TIN to prescaler         */
702 #define   TCTL_CLKSOURCE_32KHZ	   0x0008	/* 32kHz clock to prescaler */
703 #define TCTL_IRQEN		0x0010	/* IRQ Enable    */
704 #define TCTL_OM			0x0020	/* Output Mode   */
705 #define TCTL_CAP_MASK		0x00c0	/* Capture Edge: */
706 #define	  TCTL_CAP_RE		0x0040		/* Capture on rizing edge   */
707 #define   TCTL_CAP_FE		0x0080		/* Capture on falling edge  */
708 #define TCTL_FRR		0x0010	/* Free-Run Mode */
709 
710 /* 'EZ328-compatible definitions */
711 #define TCTL_ADDR	TCTL1_ADDR
712 #define TCTL		TCTL1
713 
714 /*
715  * Timer Unit 1 and 2 Prescaler Registers
716  */
717 #define TPRER1_ADDR	0xfffff602
718 #define TPRER1		WORD_REF(TPRER1_ADDR)
719 #define TPRER2_ADDR	0xfffff60e
720 #define TPRER2		WORD_REF(TPRER2_ADDR)
721 
722 /* 'EZ328-compatible definitions */
723 #define TPRER_ADDR	TPRER1_ADDR
724 #define TPRER		TPRER1
725 
726 /*
727  * Timer Unit 1 and 2 Compare Registers
728  */
729 #define TCMP1_ADDR	0xfffff604
730 #define TCMP1		WORD_REF(TCMP1_ADDR)
731 #define TCMP2_ADDR	0xfffff610
732 #define TCMP2		WORD_REF(TCMP2_ADDR)
733 
734 /* 'EZ328-compatible definitions */
735 #define TCMP_ADDR	TCMP1_ADDR
736 #define TCMP		TCMP1
737 
738 /*
739  * Timer Unit 1 and 2 Capture Registers
740  */
741 #define TCR1_ADDR	0xfffff606
742 #define TCR1		WORD_REF(TCR1_ADDR)
743 #define TCR2_ADDR	0xfffff612
744 #define TCR2		WORD_REF(TCR2_ADDR)
745 
746 /* 'EZ328-compatible definitions */
747 #define TCR_ADDR	TCR1_ADDR
748 #define TCR		TCR1
749 
750 /*
751  * Timer Unit 1 and 2 Counter Registers
752  */
753 #define TCN1_ADDR	0xfffff608
754 #define TCN1		WORD_REF(TCN1_ADDR)
755 #define TCN2_ADDR	0xfffff614
756 #define TCN2		WORD_REF(TCN2_ADDR)
757 
758 /* 'EZ328-compatible definitions */
759 #define TCN_ADDR	TCN1_ADDR
760 #define TCN		TCN1
761 
762 /*
763  * Timer Unit 1 and 2 Status Registers
764  */
765 #define TSTAT1_ADDR	0xfffff60a
766 #define TSTAT1		WORD_REF(TSTAT1_ADDR)
767 #define TSTAT2_ADDR	0xfffff616
768 #define TSTAT2		WORD_REF(TSTAT2_ADDR)
769 
770 #define TSTAT_COMP	0x0001		/* Compare Event occurred */
771 #define TSTAT_CAPT	0x0001		/* Capture Event occurred */
772 
773 /* 'EZ328-compatible definitions */
774 #define TSTAT_ADDR	TSTAT1_ADDR
775 #define TSTAT		TSTAT1
776 
777 /*
778  * Watchdog Compare Register
779  */
780 #define WRR_ADDR	0xfffff61a
781 #define WRR		WORD_REF(WRR_ADDR)
782 
783 /*
784  * Watchdog Counter Register
785  */
786 #define WCN_ADDR	0xfffff61c
787 #define WCN		WORD_REF(WCN_ADDR)
788 
789 /*
790  * Watchdog Control and Status Register
791  */
792 #define WCSR_ADDR	0xfffff618
793 #define WCSR		WORD_REF(WCSR_ADDR)
794 
795 #define WCSR_WDEN	0x0001	/* Watchdog Enable */
796 #define WCSR_FI		0x0002	/* Forced Interrupt (instead of SW reset)*/
797 #define WCSR_WRST	0x0004	/* Watchdog Reset */
798 
799 /**********
800  *
801  * 0xFFFFF7xx -- Serial Periferial Interface Slave (SPIS)
802  *
803  **********/
804 
805 /*
806  * SPI Slave Register
807  */
808 #define SPISR_ADDR	0xfffff700
809 #define SPISR		WORD_REF(SPISR_ADDR)
810 
811 #define SPISR_DATA_ADDR	0xfffff701
812 #define SPISR_DATA	BYTE_REF(SPISR_DATA_ADDR)
813 
814 #define SPISR_DATA_MASK	 0x00ff	/* Shifted data from the external device */
815 #define SPISR_DATA_SHIFT 0
816 #define SPISR_SPISEN	 0x0100	/* SPIS module enable */
817 #define SPISR_POL	 0x0200	/* SPSCLK polarity control */
818 #define SPISR_PHA	 0x0400	/* Phase relationship between SPSCLK & SPSRxD */
819 #define SPISR_OVWR	 0x0800	/* Data buffer has been overwritten */
820 #define SPISR_DATARDY	 0x1000	/* Data ready */
821 #define SPISR_ENPOL	 0x2000	/* Enable Polarity */
822 #define SPISR_IRQEN	 0x4000	/* SPIS IRQ Enable */
823 #define SPISR_SPISIRQ	 0x8000	/* SPIS IRQ posted */
824 
825 /**********
826  *
827  * 0xFFFFF8xx -- Serial Periferial Interface Master (SPIM)
828  *
829  **********/
830 
831 /*
832  * SPIM Data Register
833  */
834 #define SPIMDATA_ADDR	0xfffff800
835 #define SPIMDATA	WORD_REF(SPIMDATA_ADDR)
836 
837 /*
838  * SPIM Control/Status Register
839  */
840 #define SPIMCONT_ADDR	0xfffff802
841 #define SPIMCONT	WORD_REF(SPIMCONT_ADDR)
842 
843 #define SPIMCONT_BIT_COUNT_MASK	 0x000f	/* Transfer Length in Bytes */
844 #define SPIMCONT_BIT_COUNT_SHIFT 0
845 #define SPIMCONT_POL		 0x0010	/* SPMCLK Signel Polarity */
846 #define	SPIMCONT_PHA		 0x0020	/* Clock/Data phase relationship */
847 #define SPIMCONT_IRQEN		 0x0040 /* IRQ Enable */
848 #define SPIMCONT_SPIMIRQ	 0x0080	/* Interrupt Request */
849 #define SPIMCONT_XCH		 0x0100	/* Exchange */
850 #define SPIMCONT_RSPIMEN	 0x0200	/* Enable SPIM */
851 #define SPIMCONT_DATA_RATE_MASK	 0xe000	/* SPIM Data Rate */
852 #define SPIMCONT_DATA_RATE_SHIFT 13
853 
854 /* 'EZ328-compatible definitions */
855 #define SPIMCONT_IRQ	SPIMCONT_SPIMIRQ
856 #define SPIMCONT_ENABLE	SPIMCONT_SPIMEN
857 /**********
858  *
859  * 0xFFFFF9xx -- UART
860  *
861  **********/
862 
863 /*
864  * UART Status/Control Register
865  */
866 #define USTCNT_ADDR	0xfffff900
867 #define USTCNT		WORD_REF(USTCNT_ADDR)
868 
869 #define USTCNT_TXAVAILEN	0x0001	/* Transmitter Available Int Enable */
870 #define USTCNT_TXHALFEN		0x0002	/* Transmitter Half Empty Int Enable */
871 #define USTCNT_TXEMPTYEN	0x0004	/* Transmitter Empty Int Enable */
872 #define USTCNT_RXREADYEN	0x0008	/* Receiver Ready Interrupt Enable */
873 #define USTCNT_RXHALFEN		0x0010	/* Receiver Half-Full Int Enable */
874 #define USTCNT_RXFULLEN		0x0020	/* Receiver Full Interrupt Enable */
875 #define USTCNT_CTSDELTAEN	0x0040	/* CTS Delta Interrupt Enable */
876 #define USTCNT_GPIODELTAEN	0x0080	/* Old Data Interrupt Enable */
877 #define USTCNT_8_7		0x0100	/* Eight or seven-bit transmission */
878 #define USTCNT_STOP		0x0200	/* Stop bit transmission */
879 #define USTCNT_ODD_EVEN		0x0400	/* Odd Parity */
880 #define	USTCNT_PARITYEN		0x0800	/* Parity Enable */
881 #define USTCNT_CLKMODE		0x1000	/* Clock Mode Select */
882 #define	USTCNT_TXEN		0x2000	/* Transmitter Enable */
883 #define USTCNT_RXEN		0x4000	/* Receiver Enable */
884 #define USTCNT_UARTEN		0x8000	/* UART Enable */
885 
886 /* 'EZ328-compatible definitions */
887 #define USTCNT_TXAE	USTCNT_TXAVAILEN
888 #define USTCNT_TXHE	USTCNT_TXHALFEN
889 #define USTCNT_TXEE	USTCNT_TXEMPTYEN
890 #define USTCNT_RXRE	USTCNT_RXREADYEN
891 #define USTCNT_RXHE	USTCNT_RXHALFEN
892 #define USTCNT_RXFE	USTCNT_RXFULLEN
893 #define USTCNT_CTSD	USTCNT_CTSDELTAEN
894 #define USTCNT_ODD	USTCNT_ODD_EVEN
895 #define USTCNT_PEN	USTCNT_PARITYEN
896 #define USTCNT_CLKM	USTCNT_CLKMODE
897 #define USTCNT_UEN	USTCNT_UARTEN
898 
899 /*
900  * UART Baud Control Register
901  */
902 #define UBAUD_ADDR	0xfffff902
903 #define UBAUD		WORD_REF(UBAUD_ADDR)
904 
905 #define UBAUD_PRESCALER_MASK	0x003f	/* Actual divisor is 65 - PRESCALER */
906 #define UBAUD_PRESCALER_SHIFT	0
907 #define UBAUD_DIVIDE_MASK	0x0700	/* Baud Rate freq. divizor */
908 #define UBAUD_DIVIDE_SHIFT	8
909 #define UBAUD_BAUD_SRC		0x0800	/* Baud Rate Source */
910 #define UBAUD_GPIOSRC		0x1000	/* GPIO source */
911 #define UBAUD_GPIODIR		0x2000	/* GPIO Direction */
912 #define UBAUD_GPIO		0x4000	/* Current GPIO pin status */
913 #define UBAUD_GPIODELTA		0x8000	/* GPIO pin value changed */
914 
915 /*
916  * UART Receiver Register
917  */
918 #define URX_ADDR	0xfffff904
919 #define URX		WORD_REF(URX_ADDR)
920 
921 #define URX_RXDATA_ADDR	0xfffff905
922 #define URX_RXDATA	BYTE_REF(URX_RXDATA_ADDR)
923 
924 #define URX_RXDATA_MASK	 0x00ff	/* Received data */
925 #define URX_RXDATA_SHIFT 0
926 #define URX_PARITY_ERROR 0x0100	/* Parity Error */
927 #define URX_BREAK	 0x0200	/* Break Detected */
928 #define URX_FRAME_ERROR	 0x0400	/* Framing Error */
929 #define URX_OVRUN	 0x0800	/* Serial Overrun */
930 #define URX_DATA_READY	 0x2000	/* Data Ready (FIFO not empty) */
931 #define URX_FIFO_HALF	 0x4000 /* FIFO is Half-Full */
932 #define URX_FIFO_FULL	 0x8000	/* FIFO is Full */
933 
934 /*
935  * UART Transmitter Register
936  */
937 #define UTX_ADDR	0xfffff906
938 #define UTX		WORD_REF(UTX_ADDR)
939 
940 #define UTX_TXDATA_ADDR	0xfffff907
941 #define UTX_TXDATA	BYTE_REF(UTX_TXDATA_ADDR)
942 
943 #define UTX_TXDATA_MASK	 0x00ff	/* Data to be transmitted */
944 #define UTX_TXDATA_SHIFT 0
945 #define UTX_CTS_DELTA	 0x0100	/* CTS changed */
946 #define UTX_CTS_STATUS	 0x0200	/* CTS State */
947 #define	UTX_IGNORE_CTS	 0x0800	/* Ignore CTS */
948 #define UTX_SEND_BREAK	 0x1000	/* Send a BREAK */
949 #define UTX_TX_AVAIL	 0x2000	/* Transmit FIFO has a slot available */
950 #define UTX_FIFO_HALF	 0x4000	/* Transmit FIFO is half empty */
951 #define UTX_FIFO_EMPTY	 0x8000	/* Transmit FIFO is empty */
952 
953 /* 'EZ328-compatible definitions */
954 #define UTX_CTS_STAT	UTX_CTS_STATUS
955 #define UTX_NOCTS	UTX_IGNORE_CTS
956 
957 /*
958  * UART Miscellaneous Register
959  */
960 #define UMISC_ADDR	0xfffff908
961 #define UMISC		WORD_REF(UMISC_ADDR)
962 
963 #define UMISC_TX_POL	 0x0004	/* Transmit Polarity */
964 #define UMISC_RX_POL	 0x0008	/* Receive Polarity */
965 #define UMISC_IRDA_LOOP	 0x0010	/* IrDA Loopback Enable */
966 #define UMISC_IRDA_EN	 0x0020	/* Infra-Red Enable */
967 #define UMISC_RTS	 0x0040	/* Set RTS status */
968 #define UMISC_RTSCONT	 0x0080	/* Choose RTS control */
969 #define UMISC_LOOP	 0x1000	/* Serial Loopback Enable */
970 #define UMISC_FORCE_PERR 0x2000	/* Force Parity Error */
971 #define UMISC_CLKSRC	 0x4000	/* Clock Source */
972 
973 
974 /* generalization of uart control registers to support multiple ports: */
975 typedef volatile struct {
976   volatile unsigned short int ustcnt;
977   volatile unsigned short int ubaud;
978   union {
979     volatile unsigned short int w;
980     struct {
981       volatile unsigned char status;
982       volatile unsigned char rxdata;
983     } b;
984   } urx;
985   union {
986     volatile unsigned short int w;
987     struct {
988       volatile unsigned char status;
989       volatile unsigned char txdata;
990     } b;
991   } utx;
992   volatile unsigned short int umisc;
993   volatile unsigned short int pad1;
994   volatile unsigned short int pad2;
995   volatile unsigned short int pad3;
996 } __attribute__((packed)) m68328_uart;
997 
998 
999 /**********
1000  *
1001  * 0xFFFFFAxx -- LCD Controller
1002  *
1003  **********/
1004 
1005 /*
1006  * LCD Screen Starting Address Register
1007  */
1008 #define LSSA_ADDR	0xfffffa00
1009 #define LSSA		LONG_REF(LSSA_ADDR)
1010 
1011 #define LSSA_SSA_MASK	0xfffffffe	/* Bit 0 is reserved */
1012 
1013 /*
1014  * LCD Virtual Page Width Register
1015  */
1016 #define LVPW_ADDR	0xfffffa05
1017 #define LVPW		BYTE_REF(LVPW_ADDR)
1018 
1019 /*
1020  * LCD Screen Width Register (not compatible with 'EZ328 !!!)
1021  */
1022 #define LXMAX_ADDR	0xfffffa08
1023 #define LXMAX		WORD_REF(LXMAX_ADDR)
1024 
1025 #define LXMAX_XM_MASK	0x02ff		/* Bits 0-3 are reserved */
1026 
1027 /*
1028  * LCD Screen Height Register
1029  */
1030 #define LYMAX_ADDR	0xfffffa0a
1031 #define LYMAX		WORD_REF(LYMAX_ADDR)
1032 
1033 #define LYMAX_YM_MASK	0x02ff		/* Bits 10-15 are reserved */
1034 
1035 /*
1036  * LCD Cursor X Position Register
1037  */
1038 #define LCXP_ADDR	0xfffffa18
1039 #define LCXP		WORD_REF(LCXP_ADDR)
1040 
1041 #define LCXP_CC_MASK	0xc000		/* Cursor Control */
1042 #define   LCXP_CC_TRAMSPARENT	0x0000
1043 #define   LCXP_CC_BLACK		0x4000
1044 #define   LCXP_CC_REVERSED	0x8000
1045 #define   LCXP_CC_WHITE		0xc000
1046 #define LCXP_CXP_MASK	0x02ff		/* Cursor X position */
1047 
1048 /*
1049  * LCD Cursor Y Position Register
1050  */
1051 #define LCYP_ADDR	0xfffffa1a
1052 #define LCYP		WORD_REF(LCYP_ADDR)
1053 
1054 #define LCYP_CYP_MASK	0x01ff		/* Cursor Y Position */
1055 
1056 /*
1057  * LCD Cursor Width and Heigth Register
1058  */
1059 #define LCWCH_ADDR	0xfffffa1c
1060 #define LCWCH		WORD_REF(LCWCH_ADDR)
1061 
1062 #define LCWCH_CH_MASK	0x001f		/* Cursor Height */
1063 #define LCWCH_CH_SHIFT	0
1064 #define LCWCH_CW_MASK	0x1f00		/* Cursor Width */
1065 #define LCWCH_CW_SHIFT	8
1066 
1067 /*
1068  * LCD Blink Control Register
1069  */
1070 #define LBLKC_ADDR	0xfffffa1f
1071 #define LBLKC		BYTE_REF(LBLKC_ADDR)
1072 
1073 #define LBLKC_BD_MASK	0x7f	/* Blink Divisor */
1074 #define LBLKC_BD_SHIFT	0
1075 #define LBLKC_BKEN	0x80	/* Blink Enabled */
1076 
1077 /*
1078  * LCD Panel Interface Configuration Register
1079  */
1080 #define LPICF_ADDR	0xfffffa20
1081 #define LPICF		BYTE_REF(LPICF_ADDR)
1082 
1083 #define LPICF_GS_MASK	 0x01	 /* Gray-Scale Mode */
1084 #define	  LPICF_GS_BW	   0x00
1085 #define   LPICF_GS_GRAY_4  0x01
1086 #define LPICF_PBSIZ_MASK 0x06	/* Panel Bus Width */
1087 #define   LPICF_PBSIZ_1	   0x00
1088 #define   LPICF_PBSIZ_2    0x02
1089 #define   LPICF_PBSIZ_4    0x04
1090 
1091 /*
1092  * LCD Polarity Configuration Register
1093  */
1094 #define LPOLCF_ADDR	0xfffffa21
1095 #define LPOLCF		BYTE_REF(LPOLCF_ADDR)
1096 
1097 #define LPOLCF_PIXPOL	0x01	/* Pixel Polarity */
1098 #define LPOLCF_LPPOL	0x02	/* Line Pulse Polarity */
1099 #define LPOLCF_FLMPOL	0x04	/* Frame Marker Polarity */
1100 #define LPOLCF_LCKPOL	0x08	/* LCD Shift Lock Polarity */
1101 
1102 /*
1103  * LACD (LCD Alternate Crystal Direction) Rate Control Register
1104  */
1105 #define LACDRC_ADDR	0xfffffa23
1106 #define LACDRC		BYTE_REF(LACDRC_ADDR)
1107 
1108 #define LACDRC_ACD_MASK	 0x0f	/* Alternate Crystal Direction Control */
1109 #define LACDRC_ACD_SHIFT 0
1110 
1111 /*
1112  * LCD Pixel Clock Divider Register
1113  */
1114 #define LPXCD_ADDR	0xfffffa25
1115 #define LPXCD		BYTE_REF(LPXCD_ADDR)
1116 
1117 #define	LPXCD_PCD_MASK	0x3f 	/* Pixel Clock Divider */
1118 #define LPXCD_PCD_SHIFT	0
1119 
1120 /*
1121  * LCD Clocking Control Register
1122  */
1123 #define LCKCON_ADDR	0xfffffa27
1124 #define LCKCON		BYTE_REF(LCKCON_ADDR)
1125 
1126 #define LCKCON_PCDS	 0x01	/* Pixel Clock Divider Source Select */
1127 #define LCKCON_DWIDTH	 0x02	/* Display Memory Width  */
1128 #define LCKCON_DWS_MASK	 0x3c	/* Display Wait-State */
1129 #define LCKCON_DWS_SHIFT 2
1130 #define LCKCON_DMA16	 0x40	/* DMA burst length */
1131 #define LCKCON_LCDON	 0x80	/* Enable LCD Controller */
1132 
1133 /* 'EZ328-compatible definitions */
1134 #define LCKCON_DW_MASK	LCKCON_DWS_MASK
1135 #define LCKCON_DW_SHIFT	LCKCON_DWS_SHIFT
1136 
1137 /*
1138  * LCD Last Buffer Address Register
1139  */
1140 #define LLBAR_ADDR	0xfffffa29
1141 #define LLBAR		BYTE_REF(LLBAR_ADDR)
1142 
1143 #define LLBAR_LBAR_MASK	 0x7f	/* Number of memory words to fill 1 line */
1144 #define LLBAR_LBAR_SHIFT 0
1145 
1146 /*
1147  * LCD Octet Terminal Count Register
1148  */
1149 #define LOTCR_ADDR	0xfffffa2b
1150 #define LOTCR		BYTE_REF(LOTCR_ADDR)
1151 
1152 /*
1153  * LCD Panning Offset Register
1154  */
1155 #define LPOSR_ADDR	0xfffffa2d
1156 #define LPOSR		BYTE_REF(LPOSR_ADDR)
1157 
1158 #define LPOSR_BOS	0x08	/* Byte offset (for B/W mode only */
1159 #define LPOSR_POS_MASK	0x07	/* Pixel Offset Code */
1160 #define LPOSR_POS_SHIFT	0
1161 
1162 /*
1163  * LCD Frame Rate Control Modulation Register
1164  */
1165 #define LFRCM_ADDR	0xfffffa31
1166 #define LFRCM		BYTE_REF(LFRCM_ADDR)
1167 
1168 #define LFRCM_YMOD_MASK	 0x0f	/* Vertical Modulation */
1169 #define LFRCM_YMOD_SHIFT 0
1170 #define LFRCM_XMOD_MASK	 0xf0	/* Horizontal Modulation */
1171 #define LFRCM_XMOD_SHIFT 4
1172 
1173 /*
1174  * LCD Gray Palette Mapping Register
1175  */
1176 #define LGPMR_ADDR	0xfffffa32
1177 #define LGPMR		WORD_REF(LGPMR_ADDR)
1178 
1179 #define LGPMR_GLEVEL3_MASK	0x000f
1180 #define LGPMR_GLEVEL3_SHIFT	0
1181 #define LGPMR_GLEVEL2_MASK	0x00f0
1182 #define LGPMR_GLEVEL2_SHIFT	4
1183 #define LGPMR_GLEVEL0_MASK	0x0f00
1184 #define LGPMR_GLEVEL0_SHIFT	8
1185 #define LGPMR_GLEVEL1_MASK	0xf000
1186 #define LGPMR_GLEVEL1_SHIFT	12
1187 
1188 /**********
1189  *
1190  * 0xFFFFFBxx -- Real-Time Clock (RTC)
1191  *
1192  **********/
1193 
1194 /*
1195  * RTC Hours Minutes and Seconds Register
1196  */
1197 #define RTCTIME_ADDR	0xfffffb00
1198 #define RTCTIME		LONG_REF(RTCTIME_ADDR)
1199 
1200 #define RTCTIME_SECONDS_MASK	0x0000003f	/* Seconds */
1201 #define RTCTIME_SECONDS_SHIFT	0
1202 #define RTCTIME_MINUTES_MASK	0x003f0000	/* Minutes */
1203 #define RTCTIME_MINUTES_SHIFT	16
1204 #define RTCTIME_HOURS_MASK	0x1f000000	/* Hours */
1205 #define RTCTIME_HOURS_SHIFT	24
1206 
1207 /*
1208  *  RTC Alarm Register
1209  */
1210 #define RTCALRM_ADDR    0xfffffb04
1211 #define RTCALRM         LONG_REF(RTCALRM_ADDR)
1212 
1213 #define RTCALRM_SECONDS_MASK    0x0000003f      /* Seconds */
1214 #define RTCALRM_SECONDS_SHIFT   0
1215 #define RTCALRM_MINUTES_MASK    0x003f0000      /* Minutes */
1216 #define RTCALRM_MINUTES_SHIFT   16
1217 #define RTCALRM_HOURS_MASK      0x1f000000      /* Hours */
1218 #define RTCALRM_HOURS_SHIFT     24
1219 
1220 /*
1221  * RTC Control Register
1222  */
1223 #define RTCCTL_ADDR	0xfffffb0c
1224 #define RTCCTL		WORD_REF(RTCCTL_ADDR)
1225 
1226 #define RTCCTL_384	0x0020	/* Crystal Selection */
1227 #define RTCCTL_ENABLE	0x0080	/* RTC Enable */
1228 
1229 /* 'EZ328-compatible definitions */
1230 #define RTCCTL_XTL	RTCCTL_384
1231 #define RTCCTL_EN	RTCCTL_ENABLE
1232 
1233 /*
1234  * RTC Interrupt Status Register
1235  */
1236 #define RTCISR_ADDR	0xfffffb0e
1237 #define RTCISR		WORD_REF(RTCISR_ADDR)
1238 
1239 #define RTCISR_SW	0x0001	/* Stopwatch timed out */
1240 #define RTCISR_MIN	0x0002	/* 1-minute interrupt has occurred */
1241 #define RTCISR_ALM	0x0004	/* Alarm interrupt has occurred */
1242 #define RTCISR_DAY	0x0008	/* 24-hour rollover interrupt has occurred */
1243 #define RTCISR_1HZ	0x0010	/* 1Hz interrupt has occurred */
1244 
1245 /*
1246  * RTC Interrupt Enable Register
1247  */
1248 #define RTCIENR_ADDR	0xfffffb10
1249 #define RTCIENR		WORD_REF(RTCIENR_ADDR)
1250 
1251 #define RTCIENR_SW	0x0001	/* Stopwatch interrupt enable */
1252 #define RTCIENR_MIN	0x0002	/* 1-minute interrupt enable */
1253 #define RTCIENR_ALM	0x0004	/* Alarm interrupt enable */
1254 #define RTCIENR_DAY	0x0008	/* 24-hour rollover interrupt enable */
1255 #define RTCIENR_1HZ	0x0010	/* 1Hz interrupt enable */
1256 
1257 /*
1258  * Stopwatch Minutes Register
1259  */
1260 #define STPWCH_ADDR	0xfffffb12
1261 #define STPWCH		WORD_REF(STPWCH)
1262 
1263 #define STPWCH_CNT_MASK	 0x00ff	/* Stopwatch countdown value */
1264 #define SPTWCH_CNT_SHIFT 0
1265 
1266 #endif /* _MC68328_H_ */
1267