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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/arch/arm/mach-sa1100/shannon.c
3 */
4
Linus Torvalds1da177e2005-04-16 15:20:36 -07005#include <linux/init.h>
6#include <linux/device.h>
7#include <linux/kernel.h>
8#include <linux/tty.h>
9#include <linux/mtd/mtd.h>
10#include <linux/mtd/partitions.h>
11
12#include <asm/hardware.h>
13#include <asm/mach-types.h>
14#include <asm/setup.h>
15
16#include <asm/mach/arch.h>
17#include <asm/mach/flash.h>
18#include <asm/mach/map.h>
19#include <asm/mach/serial_sa1100.h>
Russell King323cdfc2005-08-18 10:10:46 +010020#include <asm/arch/mcp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070021#include <asm/arch/shannon.h>
22
23#include "generic.h"
24
25static struct mtd_partition shannon_partitions[] = {
26 {
27 .name = "BLOB boot loader",
28 .offset = 0,
29 .size = 0x20000
30 },
31 {
32 .name = "kernel",
33 .offset = MTDPART_OFS_APPEND,
34 .size = 0xe0000
35 },
36 {
37 .name = "initrd",
38 .offset = MTDPART_OFS_APPEND,
39 .size = MTDPART_SIZ_FULL
40 }
41};
42
43static struct flash_platform_data shannon_flash_data = {
44 .map_name = "cfi_probe",
45 .parts = shannon_partitions,
46 .nr_parts = ARRAY_SIZE(shannon_partitions),
47};
48
49static struct resource shannon_flash_resource = {
50 .start = SA1100_CS0_PHYS,
51 .end = SA1100_CS0_PHYS + SZ_4M - 1,
52 .flags = IORESOURCE_MEM,
53};
54
Russell King323cdfc2005-08-18 10:10:46 +010055static struct mcp_plat_data shannon_mcp_data = {
56 .mccr0 = MCCR0_ADM,
57 .sclk_rate = 11981000,
58};
59
Linus Torvalds1da177e2005-04-16 15:20:36 -070060static void __init shannon_init(void)
61{
62 sa11x0_set_flash_data(&shannon_flash_data, &shannon_flash_resource, 1);
Russell King323cdfc2005-08-18 10:10:46 +010063 sa11x0_set_mcp_data(&shannon_mcp_data);
Linus Torvalds1da177e2005-04-16 15:20:36 -070064}
65
66static void __init shannon_map_io(void)
67{
68 sa1100_map_io();
69
70 sa1100_register_uart(0, 3);
71 sa1100_register_uart(1, 1);
72
73 Ser1SDCR0 |= SDCR0_SUS;
74 GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
75 GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
76 GPDR &= ~GPIO_UART_RXD;
77 PPAR |= PPAR_UPR;
78
79 /* reset the codec */
80 GPCR = SHANNON_GPIO_CODEC_RESET;
81 GPSR = SHANNON_GPIO_CODEC_RESET;
82}
83
84MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
Russell Kinge9dea0c2005-07-03 17:38:58 +010085 .phys_io = 0x80000000,
86 .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
87 .boot_params = 0xc0000100,
88 .map_io = shannon_map_io,
89 .init_irq = sa1100_init_irq,
Linus Torvalds1da177e2005-04-16 15:20:36 -070090 .timer = &sa1100_timer,
91 .init_machine = shannon_init,
92MACHINE_END