Version:  2.0.40 2.2.26 2.4.37 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16

Linux/arch/powerpc/platforms/85xx/socrates.c

  1 /*
  2  * Copyright (c) 2008 Emcraft Systems
  3  * Sergei Poselenov <sposelenov@emcraft.com>
  4  *
  5  * Based on MPC8560 ADS and arch/ppc tqm85xx ports
  6  *
  7  * Maintained by Kumar Gala (see MAINTAINERS for contact information)
  8  *
  9  * Copyright 2008 Freescale Semiconductor Inc.
 10  *
 11  * Copyright (c) 2005-2006 DENX Software Engineering
 12  * Stefan Roese <sr@denx.de>
 13  *
 14  * Based on original work by
 15  *      Kumar Gala <kumar.gala@freescale.com>
 16  *      Copyright 2004 Freescale Semiconductor Inc.
 17  *
 18  * This program is free software; you can redistribute  it and/or modify it
 19  * under  the terms of  the GNU General  Public License as published by the
 20  * Free Software Foundation;  either version 2 of the  License, or (at your
 21  * option) any later version.
 22  */
 23 
 24 #include <linux/stddef.h>
 25 #include <linux/kernel.h>
 26 #include <linux/pci.h>
 27 #include <linux/kdev_t.h>
 28 #include <linux/delay.h>
 29 #include <linux/seq_file.h>
 30 #include <linux/of_platform.h>
 31 
 32 #include <asm/time.h>
 33 #include <asm/machdep.h>
 34 #include <asm/pci-bridge.h>
 35 #include <asm/mpic.h>
 36 #include <asm/prom.h>
 37 #include <mm/mmu_decl.h>
 38 #include <asm/udbg.h>
 39 
 40 #include <sysdev/fsl_soc.h>
 41 #include <sysdev/fsl_pci.h>
 42 
 43 #include "mpc85xx.h"
 44 #include "socrates_fpga_pic.h"
 45 
 46 static void __init socrates_pic_init(void)
 47 {
 48         struct device_node *np;
 49 
 50         struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN,
 51                         0, 256, " OpenPIC  ");
 52         BUG_ON(mpic == NULL);
 53         mpic_init(mpic);
 54 
 55         np = of_find_compatible_node(NULL, NULL, "abb,socrates-fpga-pic");
 56         if (!np) {
 57                 printk(KERN_ERR "Could not find socrates-fpga-pic node\n");
 58                 return;
 59         }
 60         socrates_fpga_pic_init(np);
 61         of_node_put(np);
 62 }
 63 
 64 /*
 65  * Setup the architecture
 66  */
 67 static void __init socrates_setup_arch(void)
 68 {
 69         if (ppc_md.progress)
 70                 ppc_md.progress("socrates_setup_arch()", 0);
 71 
 72         fsl_pci_assign_primary();
 73 }
 74 
 75 machine_arch_initcall(socrates, mpc85xx_common_publish_devices);
 76 
 77 /*
 78  * Called very early, device-tree isn't unflattened
 79  */
 80 static int __init socrates_probe(void)
 81 {
 82         unsigned long root = of_get_flat_dt_root();
 83 
 84         if (of_flat_dt_is_compatible(root, "abb,socrates"))
 85                 return 1;
 86 
 87         return 0;
 88 }
 89 
 90 define_machine(socrates) {
 91         .name                   = "Socrates",
 92         .probe                  = socrates_probe,
 93         .setup_arch             = socrates_setup_arch,
 94         .init_IRQ               = socrates_pic_init,
 95         .get_irq                = mpic_get_irq,
 96         .restart                = fsl_rstcr_restart,
 97         .calibrate_decr         = generic_calibrate_decr,
 98         .progress               = udbg_progress,
 99 };
100 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us