/* * linux/arch/arm/mach-mmp/common.c * * Code common to PXA168 processor lines * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <asm/page.h> #include <asm/mach/map.h> #include <asm/system_misc.h> #include <mach/addr-map.h> #include <mach/cputype.h> #include "common.h" #define MMP_CHIPID (AXI_VIRT_BASE + 0x82c00) unsigned int mmp_chip_id; EXPORT_SYMBOL(mmp_chip_id); static struct map_desc standard_io_desc[] __initdata = { { .pfn = __phys_to_pfn(APB_PHYS_BASE), .virtual = (unsigned long)APB_VIRT_BASE, .length = APB_PHYS_SIZE, .type = MT_DEVICE, }, { .pfn = __phys_to_pfn(AXI_PHYS_BASE), .virtual = (unsigned long)AXI_VIRT_BASE, .length = AXI_PHYS_SIZE, .type = MT_DEVICE, }, }; void __init mmp_map_io(void) { iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); /* this is early, initialize mmp_chip_id here */ mmp_chip_id = __raw_readl(MMP_CHIPID); } void mmp_restart(enum reboot_mode mode, const char *cmd) { soft_restart(0); }