Giuseppe Coviello | b6014e1 | 2008-05-20 01:20:47 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Sam440ep board specific routines based off bamboo.c code |
| 3 | * original copyrights below |
| 4 | * |
| 5 | * Wade Farnsworth <wfarnsworth@mvista.com> |
| 6 | * Copyright 2004 MontaVista Software Inc. |
| 7 | * |
| 8 | * Rewritten and ported to the merged powerpc tree: |
| 9 | * Josh Boyer <jwboyer@linux.vnet.ibm.com> |
| 10 | * Copyright 2007 IBM Corporation |
| 11 | * |
| 12 | * Modified from bamboo.c for sam440ep: |
| 13 | * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com> |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or modify it |
| 16 | * under the terms of the GNU General Public License as published by the |
| 17 | * Free Software Foundation; either version 2 of the License, or (at your |
| 18 | * option) any later version. |
| 19 | */ |
| 20 | #include <linux/init.h> |
| 21 | #include <linux/of_platform.h> |
| 22 | |
| 23 | #include <asm/machdep.h> |
| 24 | #include <asm/prom.h> |
| 25 | #include <asm/udbg.h> |
| 26 | #include <asm/time.h> |
| 27 | #include <asm/uic.h> |
| 28 | #include <asm/pci-bridge.h> |
| 29 | #include <asm/ppc4xx.h> |
| 30 | #include <linux/i2c.h> |
| 31 | |
| 32 | static __initdata struct of_device_id sam440ep_of_bus[] = { |
| 33 | { .compatible = "ibm,plb4", }, |
| 34 | { .compatible = "ibm,opb", }, |
| 35 | { .compatible = "ibm,ebc", }, |
| 36 | {}, |
| 37 | }; |
| 38 | |
| 39 | static int __init sam440ep_device_probe(void) |
| 40 | { |
| 41 | of_platform_bus_probe(NULL, sam440ep_of_bus, NULL); |
| 42 | |
| 43 | return 0; |
| 44 | } |
| 45 | machine_device_initcall(sam440ep, sam440ep_device_probe); |
| 46 | |
| 47 | static int __init sam440ep_probe(void) |
| 48 | { |
| 49 | unsigned long root = of_get_flat_dt_root(); |
| 50 | |
| 51 | if (!of_flat_dt_is_compatible(root, "acube,sam440ep")) |
| 52 | return 0; |
| 53 | |
Josh Boyer | 7fe519c | 2008-12-11 09:46:44 +0000 | [diff] [blame] | 54 | ppc_pci_set_flags(PPC_PCI_REASSIGN_ALL_RSRC); |
Giuseppe Coviello | b6014e1 | 2008-05-20 01:20:47 +1000 | [diff] [blame] | 55 | |
| 56 | return 1; |
| 57 | } |
| 58 | |
| 59 | define_machine(sam440ep) { |
| 60 | .name = "Sam440ep", |
| 61 | .probe = sam440ep_probe, |
| 62 | .progress = udbg_progress, |
| 63 | .init_IRQ = uic_init_tree, |
| 64 | .get_irq = uic_get_irq, |
| 65 | .restart = ppc4xx_reset_system, |
| 66 | .calibrate_decr = generic_calibrate_decr, |
| 67 | }; |
| 68 | |
| 69 | static struct i2c_board_info sam440ep_rtc_info = { |
| 70 | .type = "m41st85", |
| 71 | .addr = 0x68, |
| 72 | .irq = -1, |
| 73 | }; |
| 74 | |
| 75 | static int sam440ep_setup_rtc(void) |
| 76 | { |
| 77 | return i2c_register_board_info(0, &sam440ep_rtc_info, 1); |
| 78 | } |
| 79 | machine_device_initcall(sam440ep, sam440ep_setup_rtc); |