1 /*
2 * linux/arch/arm/mach-sa1100/freebird.c
3 */
4
5 #include <linux/config.h>
6 #include <linux/module.h>
7 #include <linux/init.h>
8 #include <linux/kernel.h>
9 #include <linux/tty.h>
10
11 #include <asm/hardware.h>
12 #include <asm/setup.h>
13
14 #include <asm/mach/arch.h>
15 #include <asm/mach/map.h>
16 #include <asm/mach/serial_sa1100.h>
17
18 #include "generic.h"
19
20
21 unsigned long BCR_value = BCR_DB1110;
22 EXPORT_SYMBOL(BCR_value);
23
24
25 static void __init
fixup_freebird(struct machine_desc * desc,struct param_struct * params,char ** cmdline,struct meminfo * mi)26 fixup_freebird(struct machine_desc *desc, struct param_struct *params,
27 char **cmdline, struct meminfo *mi)
28 {
29 #ifdef CONFIG_SA1100_FREEBIRD_OLD
30 SET_BANK( 0, 0xc0000000, 32*1024*1024 );
31 mi->nr_banks = 1;
32 ROOT_DEV = MKDEV(RAMDISK_MAJOR,0);
33 setup_ramdisk( 1, 0 ,0 , 8192 );
34 setup_initrd( 0xc0800000, 3*1024*1024 );
35 #endif
36 }
37
38 static struct map_desc freebird_io_desc[] __initdata = {
39 /* virtual physical length domain r w c b */
40 { 0xe8000000, 0x00000000, 0x02000000, DOMAIN_IO, 0, 1, 0, 0 }, /* Flash bank 0 */
41 { 0xf0000000, 0x12000000, 0x00100000, DOMAIN_IO, 0, 1, 0, 0 }, /* Board Control Register */
42 { 0xf2000000, 0x19000000, 0x00100000, DOMAIN_IO, 0, 1, 0, 0},
43 LAST_DESC
44 };
45
freebird_map_io(void)46 static void __init freebird_map_io(void)
47 {
48 sa1100_map_io();
49 iotable_init(freebird_io_desc);
50
51 sa1100_register_uart(0, 3);
52 sa1100_register_uart(1, 1);
53
54 /* Set up sleep mode registers */
55 PWER = 0x1;
56 PGSR = 0x0;
57 PCFR = PCFR_OPDE | PCFR_FP | PCFR_FS;
58 }
59
60 MACHINE_START(FREEBIRD, "Freebird-HPC-1.1")
61 BOOT_MEM(0xc0000000,0x80000000, 0xf8000000)
62 #ifdef CONFIG_SA1100_FREEBIRD_NEW
63 BOOT_PARAMS(0xc0000100)
64 #endif
65 FIXUP(fixup_freebird)
66 MAPIO(freebird_map_io)
67 INITIRQ(sa1100_init_irq)
68 MACHINE_END
69