1 /*
2  * Copyright (C) 2009, DENX Software Engineering
3  * Author: John Rigby <jcrigby@gmail.com
4  *
5  *   Based on arch-mx31/mx31-regs.h
6  *	Copyright (C) 2009 Ilya Yanok,
7  *		Emcraft Systems <yanok@emcraft.com>
8  *   and arch-mx27/imx-regs.h
9  *	Copyright (C) 2007 Pengutronix,
10  *		Sascha Hauer <s.hauer@pengutronix.de>
11  *	Copyright (C) 2009 Ilya Yanok,
12  *		Emcraft Systems <yanok@emcraft.com>
13  *
14  * See file CREDITS for list of people who contributed to this
15  * project.
16  *
17  * This program is free software; you can redistribute it and/or
18  * modify it under the terms of the GNU General Public License as
19  * published by the Free Software Foundation; either version 2 of
20  * the License, or (at your option) any later version.
21  *
22  * This program is distributed in the hope that it will be useful,
23  * but WITHOUT ANY WARRANTY; without even the implied warranty of
24  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
25  * GNU General Public License for more details.
26  *
27  * You should have received a copy of the GNU General Public License
28  * along with this program; if not, write to the Free Software
29  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30  * MA 02111-1307 USA
31  */
32 
33 #ifndef _IMX_REGS_H
34 #define _IMX_REGS_H
35 
36 #ifndef __ASSEMBLY__
37 #ifdef CONFIG_FEC_MXC
38 extern void mx25_fec_init_pins(void);
39 #endif
40 
41 /* Clock Control Module (CCM) registers */
42 struct ccm_regs {
43 	u32 mpctl;	/* Core PLL Control */
44 	u32 upctl;	/* USB PLL Control */
45 	u32 cctl;	/* Clock Control */
46 	u32 cgr0;	/* Clock Gating Control 0 */
47 	u32 cgr1;	/* Clock Gating Control 1 */
48 	u32 cgr2;	/* Clock Gating Control 2 */
49 	u32 pcdr[4];	/* PER Clock Dividers */
50 	u32 rcsr;	/* CCM Status */
51 	u32 crdr;	/* CCM Reset and Debug */
52 	u32 dcvr0;	/* DPTC Comparator Value 0 */
53 	u32 dcvr1;	/* DPTC Comparator Value 1 */
54 	u32 dcvr2;	/* DPTC Comparator Value 2 */
55 	u32 dcvr3;	/* DPTC Comparator Value 3 */
56 	u32 ltr0;	/* Load Tracking 0 */
57 	u32 ltr1;	/* Load Tracking 1 */
58 	u32 ltr2;	/* Load Tracking 2 */
59 	u32 ltr3;	/* Load Tracking 3 */
60 	u32 ltbr0;	/* Load Tracking Buffer 0 */
61 	u32 ltbr1;	/* Load Tracking Buffer 1 */
62 	u32 pcmr0;	/* Power Management Control 0 */
63 	u32 pcmr1;	/* Power Management Control 1 */
64 	u32 pcmr2;	/* Power Management Control 2 */
65 	u32 mcr;	/* Miscellaneous Control */
66 	u32 lpimr0;	/* Low Power Interrupt Mask 0 */
67 	u32 lpimr1;	/* Low Power Interrupt Mask 1 */
68 };
69 
70 /* Enhanced SDRAM Controller (ESDRAMC) registers */
71 struct esdramc_regs {
72 	u32 ctl0; 	/* control 0 */
73 	u32 cfg0; 	/* configuration 0 */
74 	u32 ctl1; 	/* control 1 */
75 	u32 cfg1; 	/* configuration 1 */
76 	u32 misc; 	/* miscellaneous */
77 	u32 pad[3];
78 	u32 cdly1;	/* Delay Line 1 configuration debug */
79 	u32 cdly2;	/* delay line 2 configuration debug */
80 	u32 cdly3;	/* delay line 3 configuration debug */
81 	u32 cdly4;	/* delay line 4 configuration debug */
82 	u32 cdly5;	/* delay line 5 configuration debug */
83 	u32 cdlyl;	/* delay line cycle length debug */
84 };
85 
86 /* GPIO registers */
87 struct gpio_regs {
88 	u32 dr;		/* data */
89 	u32 dir;	/* direction */
90 	u32 psr;	/* pad satus */
91 	u32 icr1;	/* interrupt config 1 */
92 	u32 icr2;	/* interrupt config 2 */
93 	u32 imr;	/* interrupt mask */
94 	u32 isr;	/* interrupt status */
95 	u32 edge_sel;	/* edge select */
96 };
97 
98 /* General Purpose Timer (GPT) registers */
99 struct gpt_regs {
100 	u32 ctrl;   	/* control */
101 	u32 pre;    	/* prescaler */
102 	u32 stat;   	/* status */
103 	u32 intr;   	/* interrupt */
104 	u32 cmp[3]; 	/* output compare 1-3 */
105 	u32 capt[2];	/* input capture 1-2 */
106 	u32 counter;	/* counter */
107 };
108 
109 /* Watchdog Timer (WDOG) registers */
110 struct wdog_regs {
111 	u32 wcr;	/* Control */
112 	u32 wsr;	/* Service */
113 	u32 wrsr;	/* Reset Status */
114 	u32 wicr;	/* Interrupt Control */
115 	u32 wmcr;	/* Misc Control */
116 };
117 
118 /* IIM control registers */
119 struct iim_regs {
120 	u32 iim_stat;
121 	u32 iim_statm;
122 	u32 iim_err;
123 	u32 iim_emask;
124 	u32 iim_fctl;
125 	u32 iim_ua;
126 	u32 iim_la;
127 	u32 iim_sdat;
128 	u32 iim_prev;
129 	u32 iim_srev;
130 	u32 iim_prog_p;
131 	u32 res1[0x1f5];
132 	u32 iim_bank_area0[0x20];
133 	u32 res2[0xe0];
134 	u32 iim_bank_area1[0x20];
135 	u32 res3[0xe0];
136 	u32 iim_bank_area2[0x20];
137 };
138 #endif
139 
140 /* AIPS 1 */
141 #define IMX_AIPS1_BASE		(0x43F00000)
142 #define IMX_MAX_BASE		(0x43F04000)
143 #define IMX_CLKCTL_BASE		(0x43F08000)
144 #define IMX_ETB_SLOT4_BASE	(0x43F0C000)
145 #define IMX_ETB_SLOT5_BASE	(0x43F10000)
146 #define IMX_ECT_CTIO_BASE	(0x43F18000)
147 #define IMX_I2C_BASE		(0x43F80000)
148 #define IMX_I2C3_BASE		(0x43F84000)
149 #define IMX_CAN1_BASE		(0x43F88000)
150 #define IMX_CAN2_BASE		(0x43F8C000)
151 #define IMX_UART1_BASE		(0x43F90000)
152 #define IMX_UART2_BASE		(0x43F94000)
153 #define IMX_I2C2_BASE		(0x43F98000)
154 #define IMX_OWIRE_BASE		(0x43F9C000)
155 #define IMX_CSPI1_BASE		(0x43FA4000)
156 #define IMX_KPP_BASE		(0x43FA8000)
157 #define IMX_IOPADMUX_BASE	(0x43FAC000)
158 #define IMX_IOPADCTL_BASE	(0x43FAC22C)
159 #define IMX_IOPADGRPCTL_BASE	(0x43FAC418)
160 #define IMX_IOPADINPUTSEL_BASE	(0x43FAC460)
161 #define IMX_AUDMUX_BASE		(0x43FB0000)
162 #define IMX_ECT_IP1_BASE	(0x43FB8000)
163 #define IMX_ECT_IP2_BASE	(0x43FBC000)
164 
165 /* SPBA */
166 #define IMX_SPBA_BASE		(0x50000000)
167 #define IMX_CSPI3_BASE		(0x50004000)
168 #define IMX_UART4_BASE		(0x50008000)
169 #define IMX_UART3_BASE		(0x5000C000)
170 #define IMX_CSPI2_BASE		(0x50010000)
171 #define IMX_SSI2_BASE		(0x50014000)
172 #define IMX_ESAI_BASE		(0x50018000)
173 #define IMX_ATA_DMA_BASE	(0x50020000)
174 #define IMX_SIM1_BASE		(0x50024000)
175 #define IMX_SIM2_BASE		(0x50028000)
176 #define IMX_UART5_BASE		(0x5002C000)
177 #define IMX_TSC_BASE		(0x50030000)
178 #define IMX_SSI1_BASE		(0x50034000)
179 #define IMX_FEC_BASE		(0x50038000)
180 #define IMX_SPBA_CTRL_BASE	(0x5003C000)
181 
182 /* AIPS 2 */
183 #define IMX_AIPS2_BASE		(0x53F00000)
184 #define IMX_CCM_BASE		(0x53F80000)
185 #define IMX_GPT4_BASE		(0x53F84000)
186 #define IMX_GPT3_BASE		(0x53F88000)
187 #define IMX_GPT2_BASE		(0x53F8C000)
188 #define IMX_GPT1_BASE		(0x53F90000)
189 #define IMX_EPIT1_BASE		(0x53F94000)
190 #define IMX_EPIT2_BASE		(0x53F98000)
191 #define IMX_GPIO4_BASE		(0x53F9C000)
192 #define IMX_PWM2_BASE		(0x53FA0000)
193 #define IMX_GPIO3_BASE		(0x53FA4000)
194 #define IMX_PWM3_BASE		(0x53FA8000)
195 #define IMX_SCC_BASE		(0x53FAC000)
196 #define IMX_SCM_BASE		(0x53FAE000)
197 #define IMX_SMN_BASE		(0x53FAF000)
198 #define IMX_RNGD_BASE		(0x53FB0000)
199 #define IMX_MMC_SDHC1_BASE	(0x53FB4000)
200 #define IMX_MMC_SDHC2_BASE	(0x53FB8000)
201 #define IMX_LCDC_BASE		(0x53FBC000)
202 #define IMX_SLCDC_BASE		(0x53FC0000)
203 #define IMX_PWM4_BASE		(0x53FC8000)
204 #define IMX_GPIO1_BASE		(0x53FCC000)
205 #define IMX_GPIO2_BASE		(0x53FD0000)
206 #define IMX_SDMA_BASE		(0x53FD4000)
207 #define IMX_WDT_BASE		(0x53FDC000)
208 #define IMX_PWM1_BASE		(0x53FE0000)
209 #define IMX_RTIC_BASE		(0x53FEC000)
210 #define IMX_IIM_BASE		(0x53FF0000)
211 #define IMX_USB_BASE		(0x53FF4000)
212 #define IMX_CSI_BASE		(0x53FF8000)
213 #define IMX_DRYICE_BASE		(0x53FFC000)
214 
215 #define IMX_ARM926_ROMPATCH	(0x60000000)
216 #define IMX_ARM926_ASIC		(0x68000000)
217 
218 /* 128K Internal Static RAM */
219 #define IMX_RAM_BASE		(0x78000000)
220 
221 /* SDRAM BANKS */
222 #define IMX_SDRAM_BANK0_BASE	(0x80000000)
223 #define IMX_SDRAM_BANK1_BASE	(0x90000000)
224 
225 #define IMX_WEIM_CS0		(0xA0000000)
226 #define IMX_WEIM_CS1		(0xA8000000)
227 #define IMX_WEIM_CS2		(0xB0000000)
228 #define IMX_WEIM_CS3		(0xB2000000)
229 #define IMX_WEIM_CS4		(0xB4000000)
230 #define IMX_ESDRAMC_BASE	(0xB8001000)
231 #define IMX_WEIM_CTRL_BASE	(0xB8002000)
232 #define IMX_M3IF_CTRL_BASE	(0xB8003000)
233 #define IMX_EMI_CTRL_BASE	(0xB8004000)
234 
235 /* NAND Flash Controller */
236 #define IMX_NFC_BASE		(0xBB000000)
237 #define NFC_BASE_ADDR		IMX_NFC_BASE
238 
239 /* CCM bitfields */
240 #define CCM_PLL_MFI_SHIFT	10
241 #define CCM_PLL_MFI_MASK	0xf
242 #define CCM_PLL_MFN_SHIFT	0
243 #define CCM_PLL_MFN_MASK	0x3ff
244 #define CCM_PLL_MFD_SHIFT	16
245 #define CCM_PLL_MFD_MASK	0x3ff
246 #define CCM_PLL_PD_SHIFT	26
247 #define CCM_PLL_PD_MASK		0xf
248 #define CCM_CCTL_ARM_DIV_SHIFT	30
249 #define CCM_CCTL_ARM_DIV_MASK	3
250 #define CCM_CCTL_AHB_DIV_SHIFT	28
251 #define CCM_CCTL_AHB_DIV_MASK	3
252 #define CCM_CCTL_ARM_SRC	(1 << 14)
253 #define CCM_CGR1_GPT1		(1 << 19)
254 #define CCM_PERCLK_REG(clk)	(clk / 4)
255 #define CCM_PERCLK_SHIFT(clk)	(8 * (clk % 4))
256 #define CCM_PERCLK_MASK		0x3f
257 #define CCM_RCSR_NF_16BIT_SEL	(1 << 14)
258 #define CCM_RCSR_NF_PS(v)	((v >> 26) & 3)
259 
260 /* ESDRAM Controller register bitfields */
261 #define ESDCTL_PRCT(x)		(((x) & 0x3f) << 0)
262 #define ESDCTL_BL		(1 << 7)
263 #define ESDCTL_FP		(1 << 8)
264 #define ESDCTL_PWDT(x)		(((x) & 3) << 10)
265 #define ESDCTL_SREFR(x)		(((x) & 7) << 13)
266 #define ESDCTL_DSIZ_16_UPPER	(0 << 16)
267 #define ESDCTL_DSIZ_16_LOWER	(1 << 16)
268 #define ESDCTL_DSIZ_32		(2 << 16)
269 #define ESDCTL_COL8		(0 << 20)
270 #define ESDCTL_COL9		(1 << 20)
271 #define ESDCTL_COL10		(2 << 20)
272 #define ESDCTL_ROW11		(0 << 24)
273 #define ESDCTL_ROW12		(1 << 24)
274 #define ESDCTL_ROW13		(2 << 24)
275 #define ESDCTL_ROW14		(3 << 24)
276 #define ESDCTL_ROW15		(4 << 24)
277 #define ESDCTL_SP		(1 << 27)
278 #define ESDCTL_SMODE_NORMAL	(0 << 28)
279 #define ESDCTL_SMODE_PRECHARGE	(1 << 28)
280 #define ESDCTL_SMODE_AUTO_REF	(2 << 28)
281 #define ESDCTL_SMODE_LOAD_MODE	(3 << 28)
282 #define ESDCTL_SMODE_MAN_REF	(4 << 28)
283 #define ESDCTL_SDE		(1 << 31)
284 
285 #define ESDCFG_TRC(x)		(((x) & 0xf) << 0)
286 #define ESDCFG_TRCD(x)		(((x) & 0x7) << 4)
287 #define ESDCFG_TCAS(x)		(((x) & 0x3) << 8)
288 #define ESDCFG_TRRD(x)		(((x) & 0x3) << 10)
289 #define ESDCFG_TRAS(x)		(((x) & 0x7) << 12)
290 #define ESDCFG_TWR		(1 << 15)
291 #define ESDCFG_TMRD(x)		(((x) & 0x3) << 16)
292 #define ESDCFG_TRP(x)		(((x) & 0x3) << 18)
293 #define ESDCFG_TWTR		(1 << 20)
294 #define ESDCFG_TXP(x)		(((x) & 0x3) << 21)
295 
296 #define ESDMISC_RST		(1 << 1)
297 #define ESDMISC_MDDREN		(1 << 2)
298 #define ESDMISC_MDDR_DL_RST	(1 << 3)
299 #define ESDMISC_MDDR_MDIS	(1 << 4)
300 #define ESDMISC_LHD		(1 << 5)
301 #define ESDMISC_MA10_SHARE	(1 << 6)
302 #define ESDMISC_SDRAM_RDY	(1 << 31)
303 
304 /* GPT bits */
305 #define GPT_CTRL_SWR		(1 << 15)	/* Software reset */
306 #define GPT_CTRL_FRR		(1 << 9)	/* Freerun / restart */
307 #define GPT_CTRL_CLKSOURCE_32	(4 << 6)	/* Clock source	*/
308 #define GPT_CTRL_TEN		1		/* Timer enable	*/
309 
310 /* WDOG enable */
311 #define WCR_WDE 0x04
312 
313 /* FUSE bank offsets */
314 #define IIM0_MAC		0x1a
315 
316 #endif				/* _IMX_REGS_H */
317