/* * Copyright (C) 2000 Deep Blue Solutions Ltd * Copyright (C) 2002 Shane Nay (shane@minirl.com) * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/types.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/memory.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> #include <mach/common.h> #include <asm/page.h> #include <asm/setup.h> #include <mach/board-mx31lite.h> /* * This file contains the board-specific initialization routines. */ /* * This structure defines the MX31 memory map. */ static struct map_desc mx31lite_io_desc[] __initdata = { { .virtual = AIPS1_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), .length = AIPS1_SIZE, .type = MT_DEVICE_NONSHARED }, { .virtual = SPBA0_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(SPBA0_BASE_ADDR), .length = SPBA0_SIZE, .type = MT_DEVICE_NONSHARED }, { .virtual = AIPS2_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), .length = AIPS2_SIZE, .type = MT_DEVICE_NONSHARED }, { .virtual = CS4_BASE_ADDR_VIRT, .pfn = __phys_to_pfn(CS4_BASE_ADDR), .length = CS4_SIZE, .type = MT_DEVICE } }; /* * Set up static virtual mappings. */ void __init mx31lite_map_io(void) { mxc_map_io(); iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc)); } /* * Board specific initialization. */ static void __init mxc_board_init(void) { } static void __init mx31lite_timer_init(void) { mxc_clocks_init(26000000); mxc_timer_init("ipg_clk.0"); } struct sys_timer mx31lite_timer = { .init = mx31lite_timer_init, }; /* * The following uses standard kernel macros defined in arch.h in order to * initialize __mach_desc_MX31LITE data structure. */ MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT") /* Maintainer: Freescale Semiconductor, Inc. */ .phys_io = AIPS1_BASE_ADDR, .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x100, .map_io = mx31lite_map_io, .init_irq = mxc_init_irq, .init_machine = mxc_board_init, .timer = &mx31lite_timer, MACHINE_END