xref: /netbsd/sys/arch/arm/s3c2xx0/s3c2800reg.h (revision ebcad49d)
1 /* $NetBSD: s3c2800reg.h,v 1.8 2022/05/23 21:46:11 andvar Exp $ */
2 
3 /*
4  * Copyright (c) 2002, 2003 Fujitsu Component Limited
5  * Copyright (c) 2002, 2003, 2005 Genetec Corporation
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of The Fujitsu Component Limited nor the name of
17  *    Genetec corporation may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC
21  * CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
22  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24  * DISCLAIMED.  IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC
25  * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
28  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
29  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 /*
36  * Samsung S3C2800 processor is ARM920T based integrated CPU
37  *
38  * Reference:
39  *  S3C2800 User's Manual
40  */
41 #ifndef _ARM_S3C2XX0_S3C2800REG_H_
42 #define	_ARM_S3C2XX0_S3C2800REG_H_
43 
44 /* common definitions for S3C2800, S3C2400 and S3C2410 */
45 #include <arm/s3c2xx0/s3c2xx0reg.h>
46 
47 /*
48  * Memory Map
49  */
50 
51 /* ROM/SRAM/FLASH */
52 #define	S3C2800_SBANK0_START 0x00000000
53 #define	S3C2800_SBANK1_START 0x02000000
54 #define	S3C2800_SBANK2_START 0x04000000
55 #define	S3C2800_SBANK3_START 0x06000000
56 #define	S3C2800_SBANK4_START 0x08000000
57 
58 /* DRAM */
59 #define	S3C2800_DBANK0_START 0x08000000
60 #define	S3C2800_DBANK1_START 0x0a000000
61 #define	S3C2800_DBANK2_START 0x0c000000
62 #define	S3C2800_DBANK3_START 0x0e000000
63 #define	S3C2800_DBANK_SIZE   0x02000000	/* 32MB */
64 
65 /*
66  * Physical address of integrated peripherals
67  */
68 #define	S3C2800_PERIPHERALS	0x10000000
69 #define	S3C2800_PERIPHERALS_SIZE  0x200000 /* 2MBytes */
70 #define	S3C2800_CLKMAN_BASE	0x10000000 /* clock & power management */
71 #define	S3C2800_CLKMAN_SIZE	0x18
72 #define	S3C2800_MEMCTL_BASE	0x10010000 /* memory controller */
73 #define	S3C2800_MEMCTL_SIZE	0x20
74 #define	S3C2800_DMA0_BASE	0x10030000
75 #define	S3C2800_DMA1_BASE	0x10040000
76 #define	S3C2800_DMA2_BASE	0x10050000
77 #define	S3C2800_DMA3_BASE	0x10060000
78 #define	S3C2800_PCICTL_BASE	0x10080000
79 #define	S3C2800_PCICTL_SIZE	0x58
80 #define	S3C2800_GPIO_BASE	0x10100000
81 #define	S3C2800_GPIO_SIZE	0x50
82 #define	S3C2800_TIMER0_BASE	0x10130000
83 #define	S3C2800_TIMER1_BASE	0x10140000
84 #define	S3C2800_TIMER2_BASE	0x10150000
85 #define	S3C2800_TIMER_SIZE	0x10
86 #define	S3C2800_UART0_BASE	0x10170000
87 #define	S3C2800_UART1_BASE	0x10180000
88 #define	S3C2800_UART_SIZE	0x2c
89 #define	S3C2800_IIC0_BASE	0x10190000
90 #define	S3C2800_IIC1_BASE	0x101a0000
91 #define	S3C2800_IIC_SIZE	0x10
92 #define	S3C2800_INTCTL_BASE	0x10020000
93 #define	S3C2800_INTCTL_SIZE	0x14
94 #define	S3C2800_WDT_BASE	0x10120000
95 #define	S3C2800_WDT_SIZE	0x0c
96 
97 
98 /* width of interrupt controller */
99 #define	ICU_LEN			29
100 #define	ICU_INT_HWMASK		0x1fffffff
101 
102 /* Clock & power manager */
103 #define	CLKMAN_PLLCON	0x00
104 
105 /* MDIV, PDIV, SDIV */
106 #define	 PLLCON_MDIV_SHIFT	12
107 #define	 PLLCON_MDIV_MASK	(0xff<<PLLCON_MDIV_SHIFT)
108 #define	 PLLCON_PDIV_SHIFT	4
109 #define	 PLLCON_PDIV_MASK	(0x3f<<PLLCON_PDIV_SHIFT)
110 #define	 PLLCON_SDIV_SHIFT	0
111 #define	 PLLCON_SDIV_MASK	(0x03<<PLLCON_SDIV_SHIFT)
112 
113 #define	CLKMAN_CLKCON	0x04
114 #define	 CLKCON_PCLK	(1<<12)	/* APB clock division ratio */
115 #define	 CLKCON_HCLK	(1<<11)	/* AHB clock division ratio */
116 #define	 CLKCON_PCI	(1<<10)	/* FCLK into PCI */
117 #define	 CLKCON_IIC1	(1<<9)	/* PCLK to I2C1 */
118 #define	 CLKCON_IIC0	(1<<8)	/* PCLK to I2C0 */
119 #define	 CLKCON_RTC	(1<<7)	/* PCLK to RTC */
120 #define	 CLKCON_UART1	(1<<6)	/* PCLK to UART1 */
121 #define	 CLKCON_UART0	(1<<5)	/* PCLK to UART0 */
122 #define	 CLKCON_DMA23	(1<<4)	/* PCLK to DMA2,3 */
123 #define	 CLKCON_DMA01	(1<<3)	/* PCLK to DMA0,1 */
124 #define	 CLKCON_TIMER	(1<<2)	/* PCLK to TIMER */
125 #define	 CLKCON_IDLE	(1<<1)	/* Enter IDLE Mode */
126 
127 #define	CLKMAN_CLKSLOW	0x08	/* slow clock control */
128 #define	 CLKSLOW_SLOW	(1<<4)	/* 1: Enable SLOW mode */
129 #define	 CLKSLOW_VAL_MASK  0x0f	/* divider value for slow clock */
130 
131 #define	CLKMAN_LOCKTIME 0x0c	/* PLL lock time */
132 
133 #define	CLKMAN_SWRCON	0x10	/* Software reset control */
134 #define	 SWRCON_SWR	(1<<0)	/* 1: Invoke software reset */
135 
136 #define	CLKMAN_RSTSR	0x14	/* Reset status register */
137 #define	 RSTSR_WDR	(1<<2)	/* watchdog reset */
138 #define	 RSTSR_SWR	(1<<1)	/* Software reset */
139 #define	 RSTSR_HWR	(1<<0)	/* Hardware reset */
140 
141 /* memory controller */
142 #define	MEMCTL_ENDIAN	0x00	/* Endian control (read-only) */
143 #define	MEMCTL_SMBCON0	0x04	/* SBank0 control register for static */
144 #define	MEMCTL_SMBCON1	0x08	/* SBank0 control register for static */
145 #define	MEMCTL_SMBCON2	0x0c	/* SBank0 control register for static */
146 #define	MEMCTL_SMBCON3	0x10	/* SBank0 control register for static */
147 #define	 SMBCON_WS	(1<<20)	/* Wait status */
148 #define	 SMBCON_ST	(1<<19)	/* use UB/LB */
149 #define	 SMBCON_TACS_SHIFT  12	/* address setup time before nSCSn */
150 #define	 SMBCON_TACS	(3<<SMBCON_TACS_SHIFT)
151 #define	 SMBCON_TCOS_SHIFT  10	/* CS setup time before nOE */
152 #define	 SMBCON_TCOS	(3<<SMBCON_TCOS_SHIFT)
153 #define	 SMBCON_TOCH_SHIFT   8	/* CS hold time after nOE */
154 #define	 SMBCON_TOCH	(3<<SMBCON_TOCH_SHIFT)
155 #define	 SMBCON_TACC_SHIFT   4	/* Access cycle */
156 #define	 SMBCON_TACC	     (0x0f<<SMBCON_TOCH_SHIFT)
157 #define	 SMBCON_TACC_1CLK    (0x00<<SMBCON_TOCH_SHIFT)
158 #define	 SMBCON_TACC_2CLK    (0x01<<SMBCON_TOCH_SHIFT)
159 #define	 SMBCON_TACC_3CLK    (0x02<<SMBCON_TOCH_SHIFT)
160 #define	 SMBCON_TACC_4CLK    (0x03<<SMBCON_TOCH_SHIFT)
161 #define	 SMBCON_TACC_6CLK    (0x04<<SMBCON_TOCH_SHIFT)
162 #define	 SMBCON_TACC_7CLK    (0x05<<SMBCON_TOCH_SHIFT)
163 #define	 SMBCON_TACC_8CLK    (0x06<<SMBCON_TOCH_SHIFT)
164 #define	 SMBCON_TACC_9CLK    (0x07<<SMBCON_TOCH_SHIFT)
165 #define	 SMBCON_TACC_10CLK   (0x08<<SMBCON_TOCH_SHIFT)
166 #define	 SMBCON_TACC_12CLK   (0x09<<SMBCON_TOCH_SHIFT)
167 #define	 SMBCON_TACC_14CLK   (0x0a<<SMBCON_TOCH_SHIFT)
168 #define	 SMBCON_TCAH_SHIFT   2	/* Address hold time after nSCSn */
169 #define	 SMBCON_SDW	  0x03
170 #define	 SMBCON_SDW_8BIT     0
171 #define	 SMBCON_SDW_16BIT    1
172 #define	 SMBCON_SDW_32BIT    2
173 #define	MEMCTL_REFRESH	0x14	/* DRAM/SDRAM refresh control */
174 #define	 REFRESH_REFEN  (1<<23)
175 #define	 REFRESH_REFMD	(1<<22)
176 #define	 REFRESH_TRP	(3<<20)
177 #define	 REFRESH_TRC	(3<<16)
178 #define	 REFRESH_TCHR	(3<<12)	/* CAS hold time */
179 #define	 REFRESH_COUNTER 0x7ff
180 #define	MEMCTL_DMTMCON  0x18	/* timing control for dynamic memory */
181 #define	 DMTMCON_DW_SHIFT   16
182 #define	 DMTMCON_DW	(3<<DMTMCON_DW_SHIFT)	/* bus width */
183 #define	 DMTMCON_MT	(3<<10)	/* dynamic memory type */
184 #define	 DMTMCON_TRCD	(3<<8)	/* DRAM RAS to CAS delay */
185 #define	 DMTMCON_TCAS	(3<<6)	/* CAS pulse width */
186 #define	 DMTMCON_TCP	(3<<4)	/* CAS pre charge */
187 #define	 DMTMCON_CAN	(3<<2)	/* column address number */
188 #define	 DMTMCON_STRCD	(3<<0)	/* SDRAM RAS to CAS delay */
189 #define	MEMCTL_MRSR	0x1c	/* SDRAM mode register */
190 #define	 MRSR_CL_SHIFT  4
191 #define	 MRSR_CL	(7<<MRSR_CL_SHIFT)	/* CAS latency */
192 
193 /* GPIO */
194 #define	GPIO_PCONA	0x00	/* port A configuration */
195 #define	 PCON_INPUT	0	/* Input port */
196 #define	 PCON_OUTPUT	1	/* Output port */
197 #define	 PCON_ALTFUN	2	/* Alternate function */
198 #define	GPIO_PDATA	0x04	/* port A data */
199 #define	GPIO_PUPA	0x08	/* port A pull-up */
200 #define	GPIO_PCONB	0x0c
201 #define	GPIO_PDATB	0x10
202 #define	GPIO_PCONC	0x18
203 #define	GPIO_PDATC	0x1c
204 #define	GPIO_PUPC	0x20
205 #define	GPIO_PCOND	0x24
206 #define	GPIO_PDATD	0x28
207 #define	GPIO_PUPD	0x2c
208 #define	GPIO_PCONE	0x30
209 #define	GPIO_PDATE	0x34
210 #define	GPIO_PUPE	0x38
211 #define	GPIO_PCONF	0x3c
212 #define	GPIO_PDATF	0x40
213 #define	GPIO_PUPF	0x44
214 
215 #define	GPIO_EXTINTR	0x48	/* external interrupt control */
216 #define	 EXTINTR_LOW	 0x00
217 #define	 EXTINTR_HIGH	 0x01
218 #define	 EXTINTR_FALLING 0x02
219 #define	 EXTINTR_RISING  0x04
220 #define	 EXTINTR_BOTH    0x06
221 
222 #define	GPIO_SPUCR	0x4c  	/* special pull-up control */
223 #define	 SPUCR1	(1<<1)		/* pull-up for data[31:16] */
224 #define	 SPUCR0	(1<<0)		/* pull-up for data[15:0] */
225 
226 /* Timer */
227 #define	TIMER_TMCON	0x00	/* control register */
228 #define	 TMCON_MUX	(3<<2)	/* MUX input */
229 #define	 TMCON_MUX_DIV4  (0<<2)
230 #define	 TMCON_MUX_DIV8  (1<<2)
231 #define	 TMCON_MUX_DIV16 (2<<2)
232 #define	 TMCON_MUX_DIV32 (3<<2)
233 #define	 TMCON_INTENA	(1<<1)	/* Interrupt/DMA enable */
234 #define	 TMCON_ENABLE	(1<<0)	/* Count enable */
235 #define	TIMER_TMDAT	0x04	/* data register */
236 #define	 TMDAT_PRESCALER  (0xff<<16)
237 #define	 TMDAT_DATA	0xffff
238 #define	TIMER_TMCNT	0x08	/* down counter */
239 
240 /* UART (Small diffs to S3C2400's UART) */
241 #define	 UMCON_AFC	(1<<1)	/* auto flow control */
242 #define	 UMSTAT_DCTS	(1<<1)	/* CTS change */
243 
244 /* Interrupt controller */
245 #define	INTCTL_IRQPND	0x0c	/* IRQ pending */
246 #define	INTCTL_FIQPND	0x10	/* FIQ pending */
247 
248 /* Interrupt source */
249 #define	S3C2800_INT_RTC  	28	/* RTC alarm */
250 #define	S3C2800_INT_TICK	27	/* RTC tick */
251 #define	S3C2800_INT_FULL	26	/* Remocon data FIFO full */
252 #define	S3C2800_INT_RMT 	25	/* Remocon data input */
253 #define	S3C2800_INT_UERR1	24	/* UART1 error */
254 #define	S3C2800_INT_UERR0	23	/* UART0 error */
255 #define	S3C2800_INT_TXD1	22	/* UART1 Tx */
256 #define	S3C2800_INT_TXD0	21	/* UART0 Tx */
257 #define	S3C2800_INT_RXD1	20	/* UART1 Rx */
258 #define	S3C2800_INT_RXD0	19	/* UART0 Rx*/
259 #define	S3C2800_INT_IIC1	18
260 #define	S3C2800_INT_IIC0	17
261 #define	S3C2800_INT_TIMER2	16
262 #define	S3C2800_INT_TIMER1	15
263 #define	S3C2800_INT_TIMER0	14
264 #define	S3C2800_INT_DMA3	13
265 #define	S3C2800_INT_DMA2	12
266 #define	S3C2800_INT_DMA1	11
267 #define	S3C2800_INT_DMA0	10
268 #define	S3C2800_INT_PCI  	8 /* PCI interrupt */
269 #define	S3C2800_INT_EXT(n)	(n) /* External interrupt [7:0] */
270 
271 
272 /* PCI space */
273 #define	S3C2800_PCI_BASE	  0x20000000
274 #define	S3C2800_PCI_MEMSPACE_BASE 0x20000000	/* Memory space */
275 #define	S3C2800_PCI_MEMSPACE_SIZE 0x08000000
276 #define	S3C2800_PCI_CONF0_BASE    0x28000000	/* Config type 0 space */
277 #define	S3C2800_PCI_CONF0_SIZE    0x0000b000
278 #define	S3C2800_PCI_CONF1_BASE    0x2a000000	/* Config type 1 space */
279 #define	S3C2800_PCI_CONF1_SIZE    0x02000000
280 #define	S3C2800_PCI_IOSPACE_BASE  0x2e000000
281 #define	S3C2800_PCI_IOSPACE_SIZE  0x00100000
282 
283 #define	PCICTL_PCICON   	0x0100	/* control and status */
284 #define	 PCICON_INT	(1<<31)		/* internal interrupt status */
285 #define	 PCICON_MBS	(1<<29)		/* PCI master interface busy */
286 #define	 PCICON_TBS	(1<<28)		/* PCI target interface busy */
287 #define	 PCICON_CRS	(1<<27)		/* ARM CPU reset status */
288 #define	 PCICON_RDY	(1<<9)		/* Enable PCI target read */
289 #define	 PCICON_CFD	(1<<8)		/* Configuration done */
290 #define	 PCICON_ATS	(1<<4)		/* Enable address translation */
291 #define	 PCICON_ARB	(1<<1)		/* Enable internal arbiter */
292 #define	 PCICON_HST	(1<<0)		/* bridge/adaptor */
293 
294 #define	PCICTL_PCISET	0x104		/* PCI command, read count, DAC */
295 #define	 PCISET_CMD_SHIFT  17
296 #define	 PCISET_DAC_MASK   0xff
297 
298 #define	PCICTL_PCIINTEN	0x108		/* interrupt enable */
299 #define	PCICTL_PCIINTST 0x10c		/* interrupt status */
300 
301 #define	 PCIINTEN_BAP	(1<<31)		/* INTA# in adapter mode */
302 #define	 PCIINTST_WDE	(1<<31)		/* master fatal error in read */
303 #define	 PCIINTST_RDE	(1<<30)		/* master fatal error in write */
304 #define	 PCIINT_INA	(1<<10)		/* INTA# enable */
305 #define	 PCIINT_SER	(1<<9)		/* SERR# interrupt enable */
306 #define	 PCIINT_TPE	(1<<4)		/* target parity error */
307 #define	 PCIINT_MPE	(1<<3)		/* master parity error */
308 #define	 PCIINT_MFE	(1<<2)		/* master fatal error */
309 #define	 PCIINT_PRA	(1<<1)		/* reset assert interrupt */
310 #define	 PCIINT_PRD	(1<<0)		/* reset de-assert interrupt */
311 
312 #define	PCICTL_PCIBATPA0	0x140	/* address translation PCI to AHB BAR0 */
313 #define	PCICTL_PCIBAM0   	0x144	/* BAR0 mask */
314 #define	PCICTL_PCIBATPA1	0x148	/* address translation PCI to AHB BAR1 */
315 #define	PCICTL_PCIBAM1   	0x14c	/* BAR0 mask */
316 #define	PCICTL_PCIBATPA2	0x150	/* address translation PCI to AHB BAR2 */
317 #define	PCICTL_PCIBAM2   	0x154	/* BAR0 mask */
318 
319 /* Watch dog timer */
320 #define	WDT_WTPSCLR		0x00
321 #define	WDT_WTCON		0x04
322 #define	 WTCON_WDTSTOP		0xa5
323 #define	WDT_WTCNT		0x08
324 
325 #endif /* _ARM_S3C2XX0_S3C2800REG_H_ */
326