1/* 2 * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved. 3 * 4 * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007 5 * 6 * Description: 7 * MPC5121 ADS board setup 8 * 9 * This is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 */ 15 16#include <linux/kernel.h> 17#include <linux/io.h> 18#include <linux/of_platform.h> 19 20#include <asm/machdep.h> 21#include <asm/ipic.h> 22#include <asm/prom.h> 23#include <asm/time.h> 24 25#include <sysdev/fsl_pci.h> 26 27#include "mpc512x.h" 28#include "mpc5121_ads.h" 29 30static void __init mpc5121_ads_setup_arch(void) 31{ 32#ifdef CONFIG_PCI 33 struct device_node *np; 34#endif 35 printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n"); 36 /* 37 * cpld regs are needed early 38 */ 39 mpc5121_ads_cpld_map(); 40 41#ifdef CONFIG_PCI 42 for_each_compatible_node(np, "pci", "fsl,mpc5121-pci") 43 mpc83xx_add_bridge(np); 44#endif 45 mpc512x_setup_diu(); 46} 47 48static void __init mpc5121_ads_init_IRQ(void) 49{ 50 mpc512x_init_IRQ(); 51 mpc5121_ads_cpld_pic_init(); 52} 53 54/* 55 * Called very early, MMU is off, device-tree isn't unflattened 56 */ 57static int __init mpc5121_ads_probe(void) 58{ 59 unsigned long root = of_get_flat_dt_root(); 60 61 return of_flat_dt_is_compatible(root, "fsl,mpc5121ads"); 62} 63 64define_machine(mpc5121_ads) { 65 .name = "MPC5121 ADS", 66 .probe = mpc5121_ads_probe, 67 .setup_arch = mpc5121_ads_setup_arch, 68 .init = mpc512x_init, 69 .init_early = mpc512x_init_diu, 70 .init_IRQ = mpc5121_ads_init_IRQ, 71 .get_irq = ipic_get_irq, 72 .calibrate_decr = generic_calibrate_decr, 73 .restart = mpc512x_restart, 74}; 75