huw_webpanel.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:2k
- /*
- * linux/arch/arm/mach-sa1100/huw_webpanel.c
- *
- */
- #include <linux/module.h>
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/tty.h>
- #include <asm/hardware.h>
- #include <asm/setup.h>
- #include <asm/mach/arch.h>
- #include <asm/mach/map.h>
- #include <asm/mach/serial_sa1100.h>
- #include "generic.h"
- unsigned long BCR_value;
- EXPORT_SYMBOL(BCR_value);
- static void __init init_huw_cs3(void)
- {
- // here we can place some initcode
- // BCR_value = 0x1045bf70; //*((volatile unsigned long*)0xf1fffff0);
- }
- __initcall(init_huw_cs3);
- static void __init
- fixup_huw_webpanel(struct machine_desc *desc, struct param_struct *params,
- char **cmdline, struct meminfo *mi)
- {
- /**
- memory information (JOR):
- 32 MByte - 256KByte bootloader (init at boot time) - 32 kByte save area
- **/
- SET_BANK( 0, 0xc0000000, ((32*1024 - (256 + 32)) * 1024));
- mi->nr_banks = 1;
- ROOT_DEV = MKDEV(RAMDISK_MAJOR,0);
- setup_ramdisk( 1, 0, 0, 8192 );
- setup_initrd( __phys_to_virt(0xc0800000), 8*1024*1024 );
- }
- /**
- memory information (JOR):
- 32 MByte - 256KByte bootloader (init at boot time) - 32 kByte save area
- area size = 288 kByte (0x48000 Bytes)
- **/
- static struct map_desc huw_webpanel_io_desc[] __initdata = {
- /* virtual physical length domain r w c b */
- { 0xe8000000, 0x00000000, 0x02000000, DOMAIN_IO, 0, 1, 0, 0 }, /* Flash bank 0, neccessary for mtd */
- { 0xf0000000, 0xc1fb8000, 0x00048000, DOMAIN_IO, 0, 1, 0, 0 }, /* Parameter */
- { 0xf1000000, 0x18000000, 0x00100000, DOMAIN_IO, 0, 1, 0, 0 }, /* Paules CS3, write only */
- LAST_DESC
- };
- static void __init huw_webpanel_map_io(void)
- {
- sa1100_map_io();
- iotable_init(huw_webpanel_io_desc);
- sa1100_register_uart(0, 3);
- sa1100_register_uart(1, 1);
- }
- MACHINE_START(HUW_WEBPANEL, "HuW-Webpanel")
- MAINTAINER("Roman Jordan")
- BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
- FIXUP(fixup_huw_webpanel)
- MAPIO(huw_webpanel_map_io)
- INITIRQ(sa1100_init_irq)
- MACHINE_END