Revert "ARM: sa11x0: Implement autoloading of codec and codec pdata for mcp bus."
[linux-2.6.git] / arch / arm / mach-sa1100 / cerf.c
1 /*
2  * linux/arch/arm/mach-sa1100/cerf.c
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  *
8  * Apr-2003 : Removed some old PDA crud [FB]
9  * Oct-2003 : Added uart2 resource [FB]
10  * Jan-2004 : Removed io map for flash [FB]
11  */
12
13 #include <linux/init.h>
14 #include <linux/kernel.h>
15 #include <linux/tty.h>
16 #include <linux/platform_device.h>
17 #include <linux/irq.h>
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/partitions.h>
20
21 #include <asm/irq.h>
22 #include <mach/hardware.h>
23 #include <asm/setup.h>
24
25 #include <asm/mach-types.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/flash.h>
28 #include <asm/mach/map.h>
29 #include <asm/mach/serial_sa1100.h>
30
31 #include <mach/cerf.h>
32 #include <mach/mcp.h>
33 #include "generic.h"
34
35 static struct resource cerfuart2_resources[] = {
36         [0] = {
37                 .start  = 0x80030000,
38                 .end    = 0x8003ffff,
39                 .flags  = IORESOURCE_MEM,
40         },
41 };
42
43 static struct platform_device cerfuart2_device = {
44         .name           = "sa11x0-uart",
45         .id             = 2,
46         .num_resources  = ARRAY_SIZE(cerfuart2_resources),
47         .resource       = cerfuart2_resources,
48 };
49
50 static struct platform_device *cerf_devices[] __initdata = {
51         &cerfuart2_device,
52 };
53
54 #ifdef CONFIG_SA1100_CERF_FLASH_32MB
55 #  define CERF_FLASH_SIZE       0x02000000
56 #elif defined CONFIG_SA1100_CERF_FLASH_16MB
57 #  define CERF_FLASH_SIZE       0x01000000
58 #elif defined CONFIG_SA1100_CERF_FLASH_8MB
59 #  define CERF_FLASH_SIZE       0x00800000
60 #else
61 #  error "Undefined flash size for CERF"
62 #endif
63
64 static struct mtd_partition cerf_partitions[] = {
65         {
66                 .name           = "Bootloader",
67                 .size           = 0x00020000,
68                 .offset         = 0x00000000,
69         }, {
70                 .name           = "Params",
71                 .size           = 0x00040000,
72                 .offset         = 0x00020000,
73         }, {
74                 .name           = "Kernel",
75                 .size           = 0x00100000,
76                 .offset         = 0x00060000,
77         }, {
78                 .name           = "Filesystem",
79                 .size           = CERF_FLASH_SIZE-0x00160000,
80                 .offset         = 0x00160000,
81         }
82 };
83
84 static struct flash_platform_data cerf_flash_data = {
85         .map_name       = "cfi_probe",
86         .parts          = cerf_partitions,
87         .nr_parts       = ARRAY_SIZE(cerf_partitions),
88 };
89
90 static struct resource cerf_flash_resource = {
91         .start          = SA1100_CS0_PHYS,
92         .end            = SA1100_CS0_PHYS + SZ_32M - 1,
93         .flags          = IORESOURCE_MEM,
94 };
95
96 static void __init cerf_init_irq(void)
97 {
98         sa1100_init_irq();
99         irq_set_irq_type(CERF_ETH_IRQ, IRQ_TYPE_EDGE_RISING);
100 }
101
102 static struct map_desc cerf_io_desc[] __initdata = {
103         {       /* Crystal Ethernet Chip */
104                 .virtual        =  0xf0000000,
105                 .pfn            = __phys_to_pfn(0x08000000),
106                 .length         = 0x00100000,
107                 .type           = MT_DEVICE
108         }
109 };
110
111 static void __init cerf_map_io(void)
112 {
113         sa1100_map_io();
114         iotable_init(cerf_io_desc, ARRAY_SIZE(cerf_io_desc));
115
116         sa1100_register_uart(0, 3);
117         sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */
118         sa1100_register_uart(2, 1);
119
120         /* set some GPDR bits here while it's safe */
121         GPDR |= CERF_GPIO_CF_RESET;
122 }
123
124 static struct mcp_plat_data cerf_mcp_data = {
125         .mccr0          = MCCR0_ADM,
126         .sclk_rate      = 11981000,
127 };
128
129 static void __init cerf_init(void)
130 {
131         platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices));
132         sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1);
133         sa11x0_register_mcp(&cerf_mcp_data);
134 }
135
136 MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube")
137         /* Maintainer: support@intrinsyc.com */
138         .map_io         = cerf_map_io,
139         .init_irq       = cerf_init_irq,
140         .timer          = &sa1100_timer,
141         .init_machine   = cerf_init,
142         .restart        = sa11x0_restart,
143 MACHINE_END