powerpc/44x: Add PowerPC 44x simple platform support

	  Most Virtex 5 designs should use this unless it needs to do some

	  special configuration at board probe time.

config PPC44x_SIMPLE

	bool "Simple PowerPC 44x board support"

	depends on 44x

	default n

	help

	  This option enables the simple PowerPC 44x platform support.

# 44x specific CPU modules, selected based on the board above.

config 440EP

	bool

obj-$(CONFIG_44x)	:= misc_44x.o idle.o

obj-$(CONFIG_PPC44x_SIMPLE) += ppc44x_simple.o

obj-$(CONFIG_EBONY)	+= ebony.o

obj-$(CONFIG_TAISHAN)	+= taishan.o

obj-$(CONFIG_BAMBOO)	+= bamboo.o

/*

 * Generic PowerPC 44x platform support

 *

 * Copyright 2008 IBM Corporation

 *

 * 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; version 2 of the License.

 *

 * This implements simple platform support for PowerPC 44x chips.  This is

 * mostly used for eval boards or other simple and "generic" 44x boards.  If

 * your board has custom functions or hardware, then you will likely want to

 * implement your own board.c file to accommodate it.

 */

#include <asm/machdep.h>

#include <asm/pci-bridge.h>

#include <asm/ppc4xx.h>

#include <asm/prom.h>

#include <asm/time.h>

#include <asm/udbg.h>

#include <asm/uic.h>

#include <linux/init.h>

#include <linux/of_platform.h>

static __initdata struct of_device_id ppc44x_of_bus[] = {

	{ .compatible = "ibm,plb4", },

	{ .compatible = "ibm,opb", },

	{ .compatible = "ibm,ebc", },

	{ .compatible = "simple-bus", },

	{},

};

static int __init ppc44x_device_probe(void)

{

	of_platform_bus_probe(NULL, ppc44x_of_bus, NULL);

	return 0;

}

machine_device_initcall(ppc44x_simple, ppc44x_device_probe);

/* This is the list of boards that can be supported by this simple

 * platform code.  This does _not_ mean the boards are compatible,

 * as they most certainly are not from a device tree perspective.

 * However, their differences are handled by the device tree and the

 * drivers and therefore they don't need custom board support files.

 *

 * Again, if your board needs to do things differently then create a

 * board.c file for it rather than adding it to this list.

 */

static char *board[] __initdata = {

	"amcc,bamboo",

	"amcc,cayonlands",

	"ibm,ebony",

	"amcc,katmai",

	"amcc,rainier",

	"amcc,sequoia",

	"amcc,taishan"

};

static int __init ppc44x_probe(void)

{

	unsigned long root = of_get_flat_dt_root();

	int i = 0;

	for (i = 0; i < ARRAY_SIZE(board); i++) {

		if (of_flat_dt_is_compatible(root, board[i])) {

			ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC;

			return 1;

		}

	}

	return 0;

}

define_machine(ppc44x_simple) {

	.name = "PowerPC 44x Platform",

	.probe = ppc44x_probe,

	.progress = udbg_progress,

	.init_IRQ = uic_init_tree,

	.get_irq = uic_get_irq,

	.restart = ppc4xx_reset_system,

	.calibrate_decr = generic_calibrate_decr,

};