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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
Russell Kinga09e64f2008-08-05 16:14:15 +010012#include <mach/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#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 Kinga09e64f2008-08-05 16:14:15 +010020#include <mach/mcp.h>
21#include <mach/shannon.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070022
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 },
Kristoffer Ericson93982532008-11-26 20:58:43 +010036 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070037 .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
Russell Kinga1810992012-01-12 10:25:29 +000049static struct resource shannon_flash_resource =
50 DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_4M);
Linus Torvalds1da177e2005-04-16 15:20:36 -070051
Russell King323cdfc2005-08-18 10:10:46 +010052static struct mcp_plat_data shannon_mcp_data = {
53 .mccr0 = MCCR0_ADM,
54 .sclk_rate = 11981000,
55};
56
Linus Torvalds1da177e2005-04-16 15:20:36 -070057static void __init shannon_init(void)
58{
Russell King7a5b4e12009-10-06 14:55:53 +010059 sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1);
60 sa11x0_register_mcp(&shannon_mcp_data);
Linus Torvalds1da177e2005-04-16 15:20:36 -070061}
62
63static void __init shannon_map_io(void)
64{
65 sa1100_map_io();
66
67 sa1100_register_uart(0, 3);
68 sa1100_register_uart(1, 1);
69
70 Ser1SDCR0 |= SDCR0_SUS;
71 GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
72 GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
73 GPDR &= ~GPIO_UART_RXD;
74 PPAR |= PPAR_UPR;
75
76 /* reset the codec */
77 GPCR = SHANNON_GPIO_CODEC_RESET;
78 GPSR = SHANNON_GPIO_CODEC_RESET;
79}
80
81MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
Nicolas Pitre17f44252011-07-05 22:38:17 -040082 .atag_offset = 0x100,
Russell Kinge9dea0c2005-07-03 17:38:58 +010083 .map_io = shannon_map_io,
84 .init_irq = sa1100_init_irq,
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 .timer = &sa1100_timer,
86 .init_machine = shannon_init,
Russell Kingd9ca5832011-11-05 10:28:50 +000087 .restart = sa11x0_restart,
Linus Torvalds1da177e2005-04-16 15:20:36 -070088MACHINE_END