1 /* 2 * arch/powerpc/platforms/83xx/asp834x.c 3 * 4 * Analogue & Micro ASP8347 board specific routines 5 * clone of mpc834x_itx 6 * 7 * Copyright 2008 Codehermit 8 * 9 * Maintainer: Bryan O'Donoghue <bodonoghue@codhermit.ie> 10 * 11 * This program is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License as published by the 13 * Free Software Foundation; either version 2 of the License, or (at your 14 * option) any later version. 15 */ 16 17 #include <linux/pci.h> 18 #include <linux/of_platform.h> 19 20 #include <asm/time.h> 21 #include <asm/ipic.h> 22 #include <asm/udbg.h> 23 24 #include "mpc83xx.h" 25 26 /* ************************************************************************ 27 * 28 * Setup the architecture 29 * 30 */ 31 static void __init asp834x_setup_arch(void) 32 { 33 if (ppc_md.progress) 34 ppc_md.progress("asp834x_setup_arch()", 0); 35 36 mpc834x_usb_cfg(); 37 } 38 39 static void __init asp834x_init_IRQ(void) 40 { 41 struct device_node *np; 42 43 np = of_find_node_by_type(NULL, "ipic"); 44 if (!np) 45 return; 46 47 ipic_init(np, 0); 48 49 of_node_put(np); 50 51 /* Initialize the default interrupt mapping priorities, 52 * in case the boot rom changed something on us. 53 */ 54 ipic_set_default_priority(); 55 } 56 57 static struct __initdata of_device_id asp8347_ids[] = { 58 { .type = "soc", }, 59 { .compatible = "soc", }, 60 { .compatible = "simple-bus", }, 61 { .compatible = "gianfar", }, 62 {}, 63 }; 64 65 static int __init asp8347_declare_of_platform_devices(void) 66 { 67 of_platform_bus_probe(NULL, asp8347_ids, NULL); 68 return 0; 69 } 70 machine_device_initcall(asp834x, asp8347_declare_of_platform_devices); 71 72 /* 73 * Called very early, MMU is off, device-tree isn't unflattened 74 */ 75 static int __init asp834x_probe(void) 76 { 77 unsigned long root = of_get_flat_dt_root(); 78 return of_flat_dt_is_compatible(root, "analogue-and-micro,asp8347e"); 79 } 80 81 define_machine(asp834x) { 82 .name = "ASP8347E", 83 .probe = asp834x_probe, 84 .setup_arch = asp834x_setup_arch, 85 .init_IRQ = asp834x_init_IRQ, 86 .get_irq = ipic_get_irq, 87 .restart = mpc83xx_restart, 88 .time_init = mpc83xx_time_init, 89 .calibrate_decr = generic_calibrate_decr, 90 .progress = udbg_progress, 91 }; 92