| /* |
| * Copyright (c) 2008 Emcraft Systems |
| * Sergei Poselenov <sposelenov@emcraft.com> |
| * |
| * Based on MPC8560 ADS and arch/ppc tqm85xx ports |
| * |
| * Maintained by Kumar Gala (see MAINTAINERS for contact information) |
| * |
| * Copyright 2008 Freescale Semiconductor Inc. |
| * |
| * Copyright (c) 2005-2006 DENX Software Engineering |
| * Stefan Roese <sr@denx.de> |
| * |
| * Based on original work by |
| * Kumar Gala <kumar.gala@freescale.com> |
| * Copyright 2004 Freescale Semiconductor Inc. |
| * |
| * 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; either version 2 of the License, or (at your |
| * option) any later version. |
| */ |
| |
| #include <linux/stddef.h> |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/kdev_t.h> |
| #include <linux/delay.h> |
| #include <linux/seq_file.h> |
| #include <linux/of_platform.h> |
| |
| #include <asm/time.h> |
| #include <asm/machdep.h> |
| #include <asm/pci-bridge.h> |
| #include <asm/mpic.h> |
| #include <asm/prom.h> |
| #include <mm/mmu_decl.h> |
| #include <asm/udbg.h> |
| |
| #include <sysdev/fsl_soc.h> |
| #include <sysdev/fsl_pci.h> |
| |
| #include "mpc85xx.h" |
| #include "socrates_fpga_pic.h" |
| |
| static void __init socrates_pic_init(void) |
| { |
| struct device_node *np; |
| |
| struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN, |
| 0, 256, " OpenPIC "); |
| BUG_ON(mpic == NULL); |
| mpic_init(mpic); |
| |
| np = of_find_compatible_node(NULL, NULL, "abb,socrates-fpga-pic"); |
| if (!np) { |
| printk(KERN_ERR "Could not find socrates-fpga-pic node\n"); |
| return; |
| } |
| socrates_fpga_pic_init(np); |
| of_node_put(np); |
| } |
| |
| /* |
| * Setup the architecture |
| */ |
| static void __init socrates_setup_arch(void) |
| { |
| #ifdef CONFIG_PCI |
| struct device_node *np; |
| #endif |
| |
| if (ppc_md.progress) |
| ppc_md.progress("socrates_setup_arch()", 0); |
| |
| #ifdef CONFIG_PCI |
| for_each_compatible_node(np, "pci", "fsl,mpc8540-pci") |
| fsl_add_bridge(np, 1); |
| #endif |
| } |
| |
| machine_device_initcall(socrates, mpc85xx_common_publish_devices); |
| |
| /* |
| * Called very early, device-tree isn't unflattened |
| */ |
| static int __init socrates_probe(void) |
| { |
| unsigned long root = of_get_flat_dt_root(); |
| |
| if (of_flat_dt_is_compatible(root, "abb,socrates")) |
| return 1; |
| |
| return 0; |
| } |
| |
| define_machine(socrates) { |
| .name = "Socrates", |
| .probe = socrates_probe, |
| .setup_arch = socrates_setup_arch, |
| .init_IRQ = socrates_pic_init, |
| .get_irq = mpic_get_irq, |
| .restart = fsl_rstcr_restart, |
| .calibrate_decr = generic_calibrate_decr, |
| .progress = udbg_progress, |
| }; |