/* * TI DaVinci EVM board support * * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> * * 2007 (c) MontaVista Software, Inc. This file is licensed under * the terms of the GNU General Public License version 2. This program * is licensed "as is" without any warranty of any kind, whether express * or implied. */#include <linux/kernel.h>#include <linux/module.h>#include <linux/init.h>#include <linux/dma-mapping.h>#include <linux/platform_device.h>#include <linux/mtd/mtd.h>#include <linux/mtd/partitions.h>#include <linux/mtd/physmap.h>#include <asm/setup.h>#include <asm/io.h>#include <asm/mach-types.h>#include <asm/hardware.h>#include <asm/mach/arch.h>#include <asm/mach/map.h>#include <asm/mach/flash.h>#include <asm/arch/common.h>/* other misc. init functions */void __init davinci_psc_init(void);void __init davinci_irq_init(void);void __init davinci_map_common_io(void);void __init davinci_init_common_hw(void);/* NOR Flash base address set to CS0 by default */#define NOR_FLASH_PHYS 0x02000000static struct mtd_partition davinci_evm_partitions[] = {	/* bootloader (U-Boot, etc) in first 4 sectors */	{		.name		= "bootloader",		.offset		= 0,		.size		= 4 * SZ_64K,		.mask_flags	= MTD_WRITEABLE, /* force read-only */	},	/* bootloader params in the next 1 sectors */	{		.name		= "params",		.offset		= MTDPART_OFS_APPEND,		.size		= SZ_64K,		.mask_flags	= 0,	},	/* kernel */	{		.name		= "kernel",		.offset		= MTDPART_OFS_APPEND,		.size		= SZ_2M,		.mask_flags	= 0	},	/* file system */	{		.name		= "filesystem",		.offset		= MTDPART_OFS_APPEND,		.size		= MTDPART_SIZ_FULL,		.mask_flags	= 0	}};static struct physmap_flash_data davinci_evm_flash_data = {	.width		= 2,	.parts		= davinci_evm_partitions,	.nr_parts	= ARRAY_SIZE(davinci_evm_partitions),};/* NOTE: CFI probe will correctly detect flash part as 32M, but EMIF * limits addresses to 16M, so using addresses past 16M will wrap */static struct resource davinci_evm_flash_resource = {	.start		= NOR_FLASH_PHYS,	.end		= NOR_FLASH_PHYS + SZ_16M - 1,	.flags		= IORESOURCE_MEM,};static struct platform_device davinci_evm_flash_device = {	.name		= "physmap-flash",	.id		= 0,	.dev		= {		.platform_data	= &davinci_evm_flash_data,	},	.num_resources	= 1,	.resource	= &davinci_evm_flash_resource,};static struct platform_device *davinci_evm_devices[] __initdata = {	&davinci_evm_flash_device,};static void __initdavinci_evm_map_io(void){	davinci_map_common_io();}static __init void davinci_evm_init(void){	davinci_psc_init();#if defined(CONFIG_BLK_DEV_DAVINCI) || defined(CONFIG_BLK_DEV_DAVINCI_MODULE)	printk(KERN_WARNING "WARNING: both IDE and NOR flash are enabled, "	       "but share pins.\n\t Disable IDE for NOR support.\n");#endif	platform_add_devices(davinci_evm_devices,			     ARRAY_SIZE(davinci_evm_devices));}static __init void davinci_evm_irq_init(void){	davinci_init_common_hw();	davinci_irq_init();}MACHINE_START(DAVINCI_EVM, "DaVinci EVM")	/* Maintainer: MontaVista Software <source@mvista.com> */	.phys_io      = IO_PHYS,	.io_pg_offst  = (io_p2v(IO_PHYS) >> 18) & 0xfffc,	.boot_params  = (DAVINCI_DDR_BASE + 0x100),	.map_io	      = davinci_evm_map_io,	.init_irq     = davinci_evm_irq_init,	.timer	      = &davinci_timer,	.init_machine = davinci_evm_init,MACHINE_END