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authorJuergen Beisert <j.beisert@pengutronix.de>2008-07-05 04:02:59 -0400
committerRobert Schwebel <r.schwebel@pengutronix.de>2008-07-05 04:02:59 -0400
commitf31405cc4cc568baad28273c7f45b0563b57a17d (patch)
tree0ba94cea0e4df5d8a21f6430301cc291624a4417 /include/asm-arm/arch-mxc
parent604cbadce2292d979749e2f5c6c3f75ee10f4c9e (diff)
i.MX27 CPU: Add basic i.MX27 CPU support
Add basic i.MX27 CPU support Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>
Diffstat (limited to 'include/asm-arm/arch-mxc')
-rw-r--r--include/asm-arm/arch-mxc/hardware.h3
-rw-r--r--include/asm-arm/arch-mxc/mx27.h302
-rw-r--r--include/asm-arm/arch-mxc/mxc.h4
3 files changed, 309 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mxc/hardware.h b/include/asm-arm/arch-mxc/hardware.h
index f841127ef755..37cddbaaade7 100644
--- a/include/asm-arm/arch-mxc/hardware.h
+++ b/include/asm-arm/arch-mxc/hardware.h
@@ -27,6 +27,9 @@
27#endif 27#endif
28 28
29#ifdef CONFIG_ARCH_MX2 29#ifdef CONFIG_ARCH_MX2
30# ifdef CONFIG_MACH_MX27
31# include <asm/arch/mx27.h>
32# endif
30#endif 33#endif
31 34
32#include <asm/arch/mxc.h> 35#include <asm/arch/mxc.h>
diff --git a/include/asm-arm/arch-mxc/mx27.h b/include/asm-arm/arch-mxc/mx27.h
new file mode 100644
index 000000000000..212ecc246626
--- /dev/null
+++ b/include/asm-arm/arch-mxc/mx27.h
@@ -0,0 +1,302 @@
1/*
2 * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
3 * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
17 * MA 02110-1301, USA.
18 */
19
20#ifndef __ASM_ARCH_MXC_MX27_H__
21#define __ASM_ARCH_MXC_MX27_H__
22
23#ifndef __ASM_ARCH_MXC_HARDWARE_H__
24#error "Do not include directly."
25#endif
26
27/* IRAM */
28#define IRAM_BASE_ADDR 0xFFFF4C00 /* internal ram */
29
30/* Register offests */
31#define AIPI_BASE_ADDR 0x10000000
32#define AIPI_BASE_ADDR_VIRT 0xF4000000
33#define AIPI_SIZE SZ_1M
34
35#define DMA_BASE_ADDR (AIPI_BASE_ADDR + 0x01000)
36#define WDOG_BASE_ADDR (AIPI_BASE_ADDR + 0x02000)
37#define GPT1_BASE_ADDR (AIPI_BASE_ADDR + 0x03000)
38#define GPT2_BASE_ADDR (AIPI_BASE_ADDR + 0x04000)
39#define GPT3_BASE_ADDR (AIPI_BASE_ADDR + 0x05000)
40#define PWM_BASE_ADDR (AIPI_BASE_ADDR + 0x06000)
41#define RTC_BASE_ADDR (AIPI_BASE_ADDR + 0x07000)
42#define KPP_BASE_ADDR (AIPI_BASE_ADDR + 0x08000)
43#define OWIRE_BASE_ADDR (AIPI_BASE_ADDR + 0x09000)
44#define UART1_BASE_ADDR (AIPI_BASE_ADDR + 0x0A000)
45#define UART2_BASE_ADDR (AIPI_BASE_ADDR + 0x0B000)
46#define UART3_BASE_ADDR (AIPI_BASE_ADDR + 0x0C000)
47#define UART4_BASE_ADDR (AIPI_BASE_ADDR + 0x0D000)
48#define CSPI1_BASE_ADDR (AIPI_BASE_ADDR + 0x0E000)
49#define CSPI2_BASE_ADDR (AIPI_BASE_ADDR + 0x0F000)
50#define SSI1_BASE_ADDR (AIPI_BASE_ADDR + 0x10000)
51#define SSI2_BASE_ADDR (AIPI_BASE_ADDR + 0x11000)
52#define I2C_BASE_ADDR (AIPI_BASE_ADDR + 0x12000)
53#define SDHC1_BASE_ADDR (AIPI_BASE_ADDR + 0x13000)
54#define SDHC2_BASE_ADDR (AIPI_BASE_ADDR + 0x14000)
55#define GPIO_BASE_ADDR (AIPI_BASE_ADDR + 0x15000)
56#define AUDMUX_BASE_ADDR (AIPI_BASE_ADDR + 0x16000)
57
58#define CSPI3_BASE_ADDR (AIPI_BASE_ADDR + 0x17000)
59#define MSHC_BASE_ADDR (AIPI_BASE_ADDR + 0x18000)
60#define GPT5_BASE_ADDR (AIPI_BASE_ADDR + 0x19000)
61#define GPT4_BASE_ADDR (AIPI_BASE_ADDR + 0x1A000)
62#define UART5_BASE_ADDR (AIPI_BASE_ADDR + 0x1B000)
63#define UART6_BASE_ADDR (AIPI_BASE_ADDR + 0x1C000)
64#define I2C2_BASE_ADDR (AIPI_BASE_ADDR + 0x1D000)
65#define SDHC3_BASE_ADDR (AIPI_BASE_ADDR + 0x1E000)
66#define GPT6_BASE_ADDR (AIPI_BASE_ADDR + 0x1F000)
67
68#define LCDC_BASE_ADDR (AIPI_BASE_ADDR + 0x21000)
69#define SLCDC_BASE_ADDR (AIPI_BASE_ADDR + 0x22000)
70#define VPU_BASE_ADDR (AIPI_BASE_ADDR + 0x23000)
71#define USBOTG_BASE_ADDR (AIPI_BASE_ADDR + 0x24000)
72/* for mx27*/
73#define OTG_BASE_ADDR USBOTG_BASE_ADDR
74#define SAHARA_BASE_ADDR (AIPI_BASE_ADDR + 0x25000)
75#define EMMA_BASE_ADDR (AIPI_BASE_ADDR + 0x26400)
76#define CCM_BASE_ADDR (AIPI_BASE_ADDR + 0x27000)
77#define SYSCTRL_BASE_ADDR (AIPI_BASE_ADDR + 0x27800)
78#define IIM_BASE_ADDR (AIPI_BASE_ADDR + 0x28000)
79
80#define RTIC_BASE_ADDR (AIPI_BASE_ADDR + 0x2A000)
81#define FEC_BASE_ADDR (AIPI_BASE_ADDR + 0x2B000)
82#define SCC_BASE_ADDR (AIPI_BASE_ADDR + 0x2C000)
83#define ETB_BASE_ADDR (AIPI_BASE_ADDR + 0x3B000)
84#define ETB_RAM_BASE_ADDR (AIPI_BASE_ADDR + 0x3C000)
85
86#define JAM_BASE_ADDR (AIPI_BASE_ADDR + 0x3E000)
87#define MAX_BASE_ADDR (AIPI_BASE_ADDR + 0x3F000)
88
89/* ROMP and AVIC */
90#define ROMP_BASE_ADDR 0x10041000
91
92#define AVIC_BASE_ADDR 0x10040000
93
94#define SAHB1_BASE_ADDR 0x80000000
95#define SAHB1_BASE_ADDR_VIRT 0xF4100000
96#define SAHB1_SIZE SZ_1M
97
98#define CSI_BASE_ADDR (SAHB1_BASE_ADDR + 0x0000)
99#define ATA_BASE_ADDR (SAHB1_BASE_ADDR + 0x1000)
100
101/* NAND, SDRAM, WEIM, M3IF, EMI controllers */
102#define X_MEMC_BASE_ADDR 0xD8000000
103#define X_MEMC_BASE_ADDR_VIRT 0xF4200000
104#define X_MEMC_SIZE SZ_1M
105
106#define NFC_BASE_ADDR (X_MEMC_BASE_ADDR)
107#define SDRAMC_BASE_ADDR (X_MEMC_BASE_ADDR + 0x1000)
108#define WEIM_BASE_ADDR (X_MEMC_BASE_ADDR + 0x2000)
109#define M3IF_BASE_ADDR (X_MEMC_BASE_ADDR + 0x3000)
110#define PCMCIA_CTL_BASE_ADDR (X_MEMC_BASE_ADDR + 0x4000)
111
112/* Memory regions and CS */
113#define SDRAM_BASE_ADDR 0xA0000000
114#define CSD1_BASE_ADDR 0xB0000000
115
116#define CS0_BASE_ADDR 0xC0000000
117#define CS1_BASE_ADDR 0xC8000000
118#define CS2_BASE_ADDR 0xD0000000
119#define CS3_BASE_ADDR 0xD2000000
120#define CS4_BASE_ADDR 0xD4000000
121#define CS5_BASE_ADDR 0xD6000000
122#define PCMCIA_MEM_BASE_ADDR 0xDC000000
123
124/*
125 * This macro defines the physical to virtual address mapping for all the
126 * peripheral modules. It is used by passing in the physical address as x
127 * and returning the virtual address. If the physical address is not mapped,
128 * it returns 0xDEADBEEF
129 */
130#define IO_ADDRESS(x) \
131 (((x >= AIPI_BASE_ADDR) && (x < (AIPI_BASE_ADDR + AIPI_SIZE))) ? \
132 AIPI_IO_ADDRESS(x) : \
133 ((x >= SAHB1_BASE_ADDR) && (x < (SAHB1_BASE_ADDR + SAHB1_SIZE))) ? \
134 SAHB1_IO_ADDRESS(x) : \
135 ((x >= X_MEMC_BASE_ADDR) && (x < (X_MEMC_BASE_ADDR + X_MEMC_SIZE))) ? \
136 X_MEMC_IO_ADDRESS(x) : 0xDEADBEEF)
137
138/* define the address mapping macros: in physical address order */
139#define AIPI_IO_ADDRESS(x) \
140 (((x) - AIPI_BASE_ADDR) + AIPI_BASE_ADDR_VIRT)
141
142#define AVIC_IO_ADDRESS(x) AIPI_IO_ADDRESS(x)
143
144#define SAHB1_IO_ADDRESS(x) \
145 (((x) - SAHB1_BASE_ADDR) + SAHB1_BASE_ADDR_VIRT)
146
147#define CS4_IO_ADDRESS(x) \
148 (((x) - CS4_BASE_ADDR) + CS4_BASE_ADDR_VIRT)
149
150#define X_MEMC_IO_ADDRESS(x) \
151 (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT)
152
153#define PCMCIA_IO_ADDRESS(x) \
154 (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT)
155
156/* fixed interrput numbers */
157#define MXC_INT_CCM 63
158#define MXC_INT_IIM 62
159#define MXC_INT_LCDC 61
160#define MXC_INT_SLCDC 60
161#define MXC_INT_SAHARA 59
162#define MXC_INT_SCC_SCM 58
163#define MXC_INT_SCC_SMN 57
164#define MXC_INT_USB3 56
165#define MXC_INT_USB2 55
166#define MXC_INT_USB1 54
167#define MXC_INT_VPU 53
168#define MXC_INT_EMMAPP 52
169#define MXC_INT_EMMAPRP 51
170#define MXC_INT_FEC 50
171#define MXC_INT_UART5 49
172#define MXC_INT_UART6 48
173#define MXC_INT_DMACH15 47
174#define MXC_INT_DMACH14 46
175#define MXC_INT_DMACH13 45
176#define MXC_INT_DMACH12 44
177#define MXC_INT_DMACH11 43
178#define MXC_INT_DMACH10 42
179#define MXC_INT_DMACH9 41
180#define MXC_INT_DMACH8 40
181#define MXC_INT_DMACH7 39
182#define MXC_INT_DMACH6 38
183#define MXC_INT_DMACH5 37
184#define MXC_INT_DMACH4 36
185#define MXC_INT_DMACH3 35
186#define MXC_INT_DMACH2 34
187#define MXC_INT_DMACH1 33
188#define MXC_INT_DMACH0 32
189#define MXC_INT_CSI 31
190#define MXC_INT_ATA 30
191#define MXC_INT_NANDFC 29
192#define MXC_INT_PCMCIA 28
193#define MXC_INT_WDOG 27
194#define MXC_INT_GPT1 26
195#define MXC_INT_GPT2 25
196#define MXC_INT_GPT3 24
197#define MXC_INT_GPT INT_GPT1
198#define MXC_INT_PWM 23
199#define MXC_INT_RTC 22
200#define MXC_INT_KPP 21
201#define MXC_INT_UART1 20
202#define MXC_INT_UART2 19
203#define MXC_INT_UART3 18
204#define MXC_INT_UART4 17
205#define MXC_INT_CSPI1 16
206#define MXC_INT_CSPI2 15
207#define MXC_INT_SSI1 14
208#define MXC_INT_SSI2 13
209#define MXC_INT_I2C 12
210#define MXC_INT_SDHC1 11
211#define MXC_INT_SDHC2 10
212#define MXC_INT_SDHC3 9
213#define MXC_INT_GPIO 8
214#define MXC_INT_SDHC 7
215#define MXC_INT_CSPI3 6
216#define MXC_INT_RTIC 5
217#define MXC_INT_GPT4 4
218#define MXC_INT_GPT5 3
219#define MXC_INT_GPT6 2
220#define MXC_INT_I2C2 1
221
222/* fixed DMA request numbers */
223#define DMA_REQ_NFC 37
224#define DMA_REQ_SDHC3 36
225#define DMA_REQ_UART6_RX 35
226#define DMA_REQ_UART6_TX 34
227#define DMA_REQ_UART5_RX 33
228#define DMA_REQ_UART5_TX 32
229#define DMA_REQ_CSI_RX 31
230#define DMA_REQ_CSI_STAT 30
231#define DMA_REQ_ATA_RCV 29
232#define DMA_REQ_ATA_TX 28
233#define DMA_REQ_UART1_TX 27
234#define DMA_REQ_UART1_RX 26
235#define DMA_REQ_UART2_TX 25
236#define DMA_REQ_UART2_RX 24
237#define DMA_REQ_UART3_TX 23
238#define DMA_REQ_UART3_RX 22
239#define DMA_REQ_UART4_TX 21
240#define DMA_REQ_UART4_RX 20
241#define DMA_REQ_CSPI1_TX 19
242#define DMA_REQ_CSPI1_RX 18
243#define DMA_REQ_CSPI2_TX 17
244#define DMA_REQ_CSPI2_RX 16
245#define DMA_REQ_SSI1_TX1 15
246#define DMA_REQ_SSI1_RX1 14
247#define DMA_REQ_SSI1_TX0 13
248#define DMA_REQ_SSI1_RX0 12
249#define DMA_REQ_SSI2_TX1 11
250#define DMA_REQ_SSI2_RX1 10
251#define DMA_REQ_SSI2_TX0 9
252#define DMA_REQ_SSI2_RX0 8
253#define DMA_REQ_SDHC1 7
254#define DMA_REQ_SDHC2 6
255#define DMA_REQ_MSHC 4
256#define DMA_REQ_EXT 3
257#define DMA_REQ_CSPI3_TX 2
258#define DMA_REQ_CSPI3_RX 1
259
260/* silicon revisions specific to i.MX27 */
261#define CHIP_REV_1_0 0x00
262#define CHIP_REV_2_0 0x01
263
264#ifndef __ASSEMBLY__
265extern int mx27_revision(void);
266#endif
267
268/* gpio and gpio based interrupt handling */
269#define GPIO_DR 0x1C
270#define GPIO_GDIR 0x00
271#define GPIO_PSR 0x24
272#define GPIO_ICR1 0x28
273#define GPIO_ICR2 0x2C
274#define GPIO_IMR 0x30
275#define GPIO_ISR 0x34
276#define GPIO_INT_LOW_LEV 0x3
277#define GPIO_INT_HIGH_LEV 0x2
278#define GPIO_INT_RISE_EDGE 0x0
279#define GPIO_INT_FALL_EDGE 0x1
280#define GPIO_INT_NONE 0x4
281
282/* Mandatory defines used globally */
283
284/* this is an i.MX27 CPU */
285#define cpu_is_mx27() (1)
286
287/* this CPU supports up to 192 GPIOs (don't forget the baseboard!) */
288#define ARCH_NR_GPIOS (192 + 16)
289
290/* OS clock tick rate */
291#define CLOCK_TICK_RATE 13300000
292
293/* Start of RAM */
294#define PHYS_OFFSET SDRAM_BASE_ADDR
295
296/* max interrupt lines count */
297#define NR_IRQS 256
298
299/* count of internal interrupt sources */
300#define MXC_MAX_INT_LINES 64
301
302#endif /* __ASM_ARCH_MXC_MX27_H__ */
diff --git a/include/asm-arm/arch-mxc/mxc.h b/include/asm-arm/arch-mxc/mxc.h
index 3e1c4ded18e2..332eda4dbd3b 100644
--- a/include/asm-arm/arch-mxc/mxc.h
+++ b/include/asm-arm/arch-mxc/mxc.h
@@ -29,4 +29,8 @@
29# define cpu_is_mx31() (0) 29# define cpu_is_mx31() (0)
30#endif 30#endif
31 31
32#ifndef CONFIG_MACH_MX27
33# define cpu_is_mx27() (0)
34#endif
35
32#endif /* __ASM_ARCH_MXC_H__ */ 36#endif /* __ASM_ARCH_MXC_H__ */