1 /*
2  * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
3  *
4  * (C) Copyright 2008-2009 Freescale Semiconductor, Inc.
5  *
6  * See file CREDITS for list of people who contributed to this
7  * project.
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License as
11  * published by the Free Software Foundation; either version 2 of
12  * the License, or (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22  * MA 02111-1307 USA
23  */
24 
25 #ifndef __ASM_ARCH_MX35_H
26 #define __ASM_ARCH_MX35_H
27 
28 /*
29  * IRAM
30  */
31 #define IRAM_BASE_ADDR		0x10000000	/* internal ram */
32 #define IRAM_SIZE		0x00020000	/* 128 KB */
33 
34 /*
35  * AIPS 1
36  */
37 #define AIPS1_BASE_ADDR         0x43F00000
38 #define AIPS1_CTRL_BASE_ADDR    AIPS1_BASE_ADDR
39 #define MAX_BASE_ADDR           0x43F04000
40 #define EVTMON_BASE_ADDR        0x43F08000
41 #define CLKCTL_BASE_ADDR        0x43F0C000
42 #define I2C_BASE_ADDR           0x43F80000
43 #define I2C3_BASE_ADDR          0x43F84000
44 #define ATA_BASE_ADDR           0x43F8C000
45 #define UART1_BASE_ADDR         0x43F90000
46 #define UART2_BASE_ADDR         0x43F94000
47 #define I2C2_BASE_ADDR          0x43F98000
48 #define CSPI1_BASE_ADDR         0x43FA4000
49 #define IOMUXC_BASE_ADDR        0x43FAC000
50 
51 /*
52  * SPBA
53  */
54 #define SPBA_BASE_ADDR          0x50000000
55 #define UART3_BASE_ADDR         0x5000C000
56 #define CSPI2_BASE_ADDR         0x50010000
57 #define ATA_DMA_BASE_ADDR       0x50020000
58 #define FEC_BASE_ADDR           0x50038000
59 #define SPBA_CTRL_BASE_ADDR     0x5003C000
60 
61 /*
62  * AIPS 2
63  */
64 #define AIPS2_BASE_ADDR         0x53F00000
65 #define AIPS2_CTRL_BASE_ADDR    AIPS2_BASE_ADDR
66 #define CCM_BASE_ADDR           0x53F80000
67 #define GPT1_BASE_ADDR          0x53F90000
68 #define EPIT1_BASE_ADDR         0x53F94000
69 #define EPIT2_BASE_ADDR         0x53F98000
70 #define GPIO3_BASE_ADDR         0x53FA4000
71 #define MMC_SDHC1_BASE_ADDR	0x53FB4000
72 #define MMC_SDHC2_BASE_ADDR	0x53FB8000
73 #define MMC_SDHC3_BASE_ADDR	0x53FBC000
74 #define IPU_CTRL_BASE_ADDR	0x53FC0000
75 #define GPIO3_BASE_ADDR		0x53FA4000
76 #define GPIO1_BASE_ADDR		0x53FCC000
77 #define GPIO2_BASE_ADDR		0x53FD0000
78 #define SDMA_BASE_ADDR		0x53FD4000
79 #define RTC_BASE_ADDR		0x53FD8000
80 #define WDOG_BASE_ADDR		0x53FDC000
81 #define PWM_BASE_ADDR		0x53FE0000
82 #define RTIC_BASE_ADDR		0x53FEC000
83 #define IIM_BASE_ADDR		0x53FF0000
84 
85 #define IMX_CCM_BASE		CCM_BASE_ADDR
86 
87 /*
88  * ROMPATCH and AVIC
89  */
90 #define ROMPATCH_BASE_ADDR	0x60000000
91 #define AVIC_BASE_ADDR		0x68000000
92 
93 /*
94  * NAND, SDRAM, WEIM, M3IF, EMI controllers
95  */
96 #define EXT_MEM_CTRL_BASE	0xB8000000
97 #define ESDCTL_BASE_ADDR	0xB8001000
98 #define WEIM_BASE_ADDR		0xB8002000
99 #define WEIM_CTRL_CS0		WEIM_BASE_ADDR
100 #define WEIM_CTRL_CS1		(WEIM_BASE_ADDR + 0x10)
101 #define WEIM_CTRL_CS2		(WEIM_BASE_ADDR + 0x20)
102 #define WEIM_CTRL_CS3		(WEIM_BASE_ADDR + 0x30)
103 #define WEIM_CTRL_CS4		(WEIM_BASE_ADDR + 0x40)
104 #define WEIM_CTRL_CS5		(WEIM_BASE_ADDR + 0x50)
105 #define M3IF_BASE_ADDR		0xB8003000
106 #define EMI_BASE_ADDR		0xB8004000
107 
108 #define NFC_BASE_ADDR		0xBB000000
109 
110 /*
111  * Memory regions and CS
112  */
113 #define IPU_MEM_BASE_ADDR	0x70000000
114 #define CSD0_BASE_ADDR		0x80000000
115 #define CSD1_BASE_ADDR		0x90000000
116 #define CS0_BASE_ADDR		0xA0000000
117 #define CS1_BASE_ADDR		0xA8000000
118 #define CS2_BASE_ADDR		0xB0000000
119 #define CS3_BASE_ADDR		0xB2000000
120 #define CS4_BASE_ADDR		0xB4000000
121 #define CS5_BASE_ADDR		0xB6000000
122 
123 /*
124  * IRQ Controller Register Definitions.
125  */
126 #define AVIC_NIMASK		0x04
127 #define AVIC_INTTYPEH		0x18
128 #define AVIC_INTTYPEL		0x1C
129 
130 /* L210 */
131 #define L2CC_BASE_ADDR		0x30000000
132 #define L2_CACHE_LINE_SIZE		32
133 #define L2_CACHE_CTL_REG		0x100
134 #define L2_CACHE_AUX_CTL_REG		0x104
135 #define L2_CACHE_SYNC_REG		0x730
136 #define L2_CACHE_INV_LINE_REG		0x770
137 #define L2_CACHE_INV_WAY_REG		0x77C
138 #define L2_CACHE_CLEAN_LINE_REG		0x7B0
139 #define L2_CACHE_CLEAN_INV_LINE_REG	0x7F0
140 #define L2_CACHE_DBG_CTL_REG		0xF40
141 
142 #define CLKMODE_AUTO		0
143 #define CLKMODE_CONSUMER	1
144 
145 #define PLL_PD(x)		(((x) & 0xf) << 26)
146 #define PLL_MFD(x)		(((x) & 0x3ff) << 16)
147 #define PLL_MFI(x)		(((x) & 0xf) << 10)
148 #define PLL_MFN(x)		(((x) & 0x3ff) << 0)
149 
150 #define CSCR_U(x)	(WEIM_CTRL_CS#x + 0)
151 #define CSCR_L(x)	(WEIM_CTRL_CS#x + 4)
152 #define CSCR_A(x)	(WEIM_CTRL_CS#x + 8)
153 
154 #define IIM_SREV	0x24
155 #define ROMPATCH_REV	0x40
156 
157 #define IPU_CONF	IPU_CTRL_BASE_ADDR
158 
159 #define IPU_CONF_PXL_ENDIAN	(1<<8)
160 #define IPU_CONF_DU_EN		(1<<7)
161 #define IPU_CONF_DI_EN		(1<<6)
162 #define IPU_CONF_ADC_EN		(1<<5)
163 #define IPU_CONF_SDC_EN		(1<<4)
164 #define IPU_CONF_PF_EN		(1<<3)
165 #define IPU_CONF_ROT_EN		(1<<2)
166 #define IPU_CONF_IC_EN		(1<<1)
167 #define IPU_CONF_SCI_EN		(1<<0)
168 
169 #define GPIO_PORT_NUM		3
170 #define GPIO_NUM_PIN		32
171 
172 #define CHIP_REV_1_0		0x10
173 #define CHIP_REV_2_0		0x20
174 
175 #define BOARD_REV_1_0		0x0
176 #define BOARD_REV_2_0		0x1
177 
178 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
179 #include <asm/types.h>
180 
181 enum mxc_main_clocks {
182 	CPU_CLK,
183 	AHB_CLK,
184 	IPG_CLK,
185 	IPG_PER_CLK,
186 	NFC_CLK,
187 	USB_CLK,
188 	HSP_CLK,
189 };
190 
191 enum mxc_peri_clocks {
192 	UART1_BAUD,
193 	UART2_BAUD,
194 	UART3_BAUD,
195 	SSI1_BAUD,
196 	SSI2_BAUD,
197 	CSI_BAUD,
198 	MSHC_CLK,
199 	ESDHC1_CLK,
200 	ESDHC2_CLK,
201 	ESDHC3_CLK,
202 	SPDIF_CLK,
203 	SPI1_CLK,
204 	SPI2_CLK,
205 };
206 
207 /* Clock Control Module (CCM) registers */
208 struct ccm_regs {
209 	u32 ccmr;	/* Control */
210 	u32 pdr0;	/* Post divider 0 */
211 	u32 pdr1;	/* Post divider 1 */
212 	u32 pdr2;	/* Post divider 2 */
213 	u32 pdr3;	/* Post divider 3 */
214 	u32 pdr4;	/* Post divider 4 */
215 	u32 rcsr;	/* CCM Status */
216 	u32 mpctl;	/* Core PLL Control */
217 	u32 ppctl;	/* Peripheral PLL Control */
218 	u32 acmr;	/* Audio clock mux */
219 	u32 cosr;	/* Clock out source */
220 	u32 cgr0;	/* Clock Gating Control 0 */
221 	u32 cgr1;	/* Clock Gating Control 1 */
222 	u32 cgr2;	/* Clock Gating Control 2 */
223 	u32 cgr3;	/* Clock Gating Control 3 */
224 	u32 reserved;
225 	u32 dcvr0;	/* DPTC Comparator 0 */
226 	u32 dcvr1;	/* DPTC Comparator 0 */
227 	u32 dcvr2;	/* DPTC Comparator 0 */
228 	u32 dcvr3;	/* DPTC Comparator 0 */
229 	u32 ltr0;	/* Load Tracking 0 */
230 	u32 ltr1;	/* Load Tracking 1 */
231 	u32 ltr2;	/* Load Tracking 2 */
232 	u32 ltr3;	/* Load Tracking 3 */
233 	u32 ltbr0;	/* Load Tracking Buffer 0 */
234 };
235 
236 /* IIM control registers */
237 struct iim_regs {
238 	u32 iim_stat;
239 	u32 iim_statm;
240 	u32 iim_err;
241 	u32 iim_emask;
242 	u32 iim_fctl;
243 	u32 iim_ua;
244 	u32 iim_la;
245 	u32 iim_sdat;
246 	u32 iim_prev;
247 	u32 iim_srev;
248 	u32 iim_prog_p;
249 	u32 iim_scs0;
250 	u32 iim_scs1;
251 	u32 iim_scs2;
252 	u32 iim_scs3;
253 };
254 
255 /* General Purpose Timer (GPT) registers */
256 struct gpt_regs {
257 	u32 ctrl;	/* control */
258 	u32 pre;	/* prescaler */
259 	u32 stat;	/* status */
260 	u32 intr;	/* interrupt */
261 	u32 cmp[3];	/* output compare 1-3 */
262 	u32 capt[2];	/* input capture 1-2 */
263 	u32 counter;	/* counter */
264 };
265 
266 /* CSPI registers */
267 struct cspi_regs {
268 	u32 rxdata;
269 	u32 txdata;
270 	u32 ctrl;
271 	u32 intr;
272 	u32 dma;
273 	u32 stat;
274 	u32 period;
275 	u32 test;
276 };
277 
278 /* Watchdog Timer (WDOG) registers */
279 struct wdog_regs {
280 	u16 wcr;	/* Control */
281 	u16 wsr;	/* Service */
282 	u16 wrsr;	/* Reset Status */
283 	u16 wicr;	/* Interrupt Control */
284 	u16 wmcr;	/* Misc Control */
285 };
286 
287 /*
288  * NFMS bit in RCSR register for pagesize of nandflash
289  */
290 #define NFMS_BIT		8
291 #define NFMS_NF_DWIDTH		14
292 #define NFMS_NF_PG_SZ		8
293 
294 #define CCM_RCSR_NF_16BIT_SEL	(1 << 14)
295 
296 extern unsigned int get_board_rev(void);
297 extern int is_soc_rev(int rev);
298 extern int sdhc_init(void);
299 
300 #endif
301 #endif /* __ASM_ARCH_MX35_H */
302