1/*
2 * linux/arch/arm/mach-sa1100/shannon.c
3 */
4
5#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>
20#include <asm/arch/mcp.h>
21#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
55static struct mcp_plat_data shannon_mcp_data = {
56	.mccr0		= MCCR0_ADM,
57	.sclk_rate	= 11981000,
58};
59
60static void __init shannon_init(void)
61{
62	sa11x0_set_flash_data(&shannon_flash_data, &shannon_flash_resource, 1);
63	sa11x0_set_mcp_data(&shannon_mcp_data);
64}
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)")
85	.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,
90	.timer		= &sa1100_timer,
91	.init_machine	= shannon_init,
92MACHINE_END
93