1 /* 2 * FSP-2 board specific routines 3 * 4 * Based on earlier code: 5 * Matt Porter <mporter@kernel.crashing.org> 6 * Copyright 2002-2005 MontaVista Software Inc. 7 * 8 * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> 9 * Copyright (c) 2003-2005 Zultys Technologies 10 * 11 * Rewritten and ported to the merged powerpc tree: 12 * Copyright 2007 David Gibson <dwg@au1.ibm.com>, IBM Corporation. 13 * 14 * This program is free software; you can redistribute it and/or modify it 15 * under the terms of the GNU General Public License as published by the 16 * Free Software Foundation; either version 2 of the License, or (at your 17 * option) any later version. 18 */ 19 20 #include <linux/init.h> 21 #include <linux/of_platform.h> 22 #include <linux/rtc.h> 23 24 #include <asm/machdep.h> 25 #include <asm/prom.h> 26 #include <asm/udbg.h> 27 #include <asm/time.h> 28 #include <asm/uic.h> 29 #include <asm/ppc4xx.h> 30 31 static __initdata struct of_device_id fsp2_of_bus[] = { 32 { .compatible = "ibm,plb4", }, 33 { .compatible = "ibm,plb6", }, 34 { .compatible = "ibm,opb", }, 35 {}, 36 }; 37 38 static int __init fsp2_device_probe(void) 39 { 40 of_platform_bus_probe(NULL, fsp2_of_bus, NULL); 41 return 0; 42 } 43 machine_device_initcall(fsp2, fsp2_device_probe); 44 45 static int __init fsp2_probe(void) 46 { 47 unsigned long root = of_get_flat_dt_root(); 48 49 if (!of_flat_dt_is_compatible(root, "ibm,fsp2")) 50 return 0; 51 return 1; 52 } 53 54 define_machine(fsp2) { 55 .name = "FSP-2", 56 .probe = fsp2_probe, 57 .progress = udbg_progress, 58 .init_IRQ = uic_init_tree, 59 .get_irq = uic_get_irq, 60 .restart = ppc4xx_reset_system, 61 .calibrate_decr = generic_calibrate_decr, 62 }; 63