| 1 | /* |
| 2 | * Copyright (C) 2007,2008 Freescale Semiconductor, Inc. All rights reserved. |
| 3 | * |
| 4 | * Author: John Rigby <jrigby@freescale.com> |
| 5 | * |
| 6 | * Description: |
| 7 | * MPC512x Shared code |
| 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 | #include <linux/kernel.h> |
| 16 | #include <linux/io.h> |
| 17 | #include <linux/irq.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 "mpc512x.h" |
| 26 | |
| 27 | void __init mpc512x_init_IRQ(void) |
| 28 | { |
| 29 | struct device_node *np; |
| 30 | |
| 31 | np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-ipic"); |
| 32 | if (!np) |
| 33 | return; |
| 34 | |
| 35 | ipic_init(np, 0); |
| 36 | of_node_put(np); |
| 37 | |
| 38 | /* |
| 39 | * Initialize the default interrupt mapping priorities, |
| 40 | * in case the boot rom changed something on us. |
| 41 | */ |
| 42 | ipic_set_default_priority(); |
| 43 | } |
| 44 | |
| 45 | /* |
| 46 | * Nodes to do bus probe on, soc and localbus |
| 47 | */ |
| 48 | static struct of_device_id __initdata of_bus_ids[] = { |
| 49 | { .compatible = "fsl,mpc5121-immr", }, |
| 50 | { .compatible = "fsl,mpc5121-localbus", }, |
| 51 | {}, |
| 52 | }; |
| 53 | |
| 54 | void __init mpc512x_declare_of_platform_devices(void) |
| 55 | { |
| 56 | if (of_platform_bus_probe(NULL, of_bus_ids, NULL)) |
| 57 | printk(KERN_ERR __FILE__ ": " |
| 58 | "Error while probing of_platform bus\n"); |
| 59 | } |
| 60 | |
| 61 | void __init mpc512x_init(void) |
| 62 | { |
| 63 | mpc512x_declare_of_platform_devices(); |
| 64 | mpc5121_clk_init(); |
| 65 | } |