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		TCN
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: */
975typedef 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