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Adds PPC32 RIO support. Init code for the MPC85xx RIO ports and glue for the STx GP3 board to use it. Signed-off-by: Matt Porter <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
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Matt Porter
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Linus Torvalds
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Nov 7, 2005
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| /* | ||
| * RapidIO PPC32 support | ||
| * | ||
| * Copyright 2005 MontaVista Software, Inc. | ||
| * Matt Porter <[email protected]> | ||
| * | ||
| * 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. | ||
| */ | ||
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| #include <linux/init.h> | ||
| #include <linux/kernel.h> | ||
| #include <linux/rio.h> | ||
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| #include <asm/rio.h> | ||
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| /** | ||
| * platform_rio_init - Do platform specific RIO init | ||
| * | ||
| * Any platform specific initialization of RapdIO | ||
| * hardware is done here as well as registration | ||
| * of any active master ports in the system. | ||
| */ | ||
| void __attribute__ ((weak)) | ||
| platform_rio_init(void) | ||
| { | ||
| printk(KERN_WARNING "RIO: No platform_rio_init() present\n"); | ||
| } | ||
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| /** | ||
| * ppc_rio_init - Do PPC32 RIO init | ||
| * | ||
| * Calls platform-specific RIO init code and then calls | ||
| * rio_init_mports() to initialize any master ports that | ||
| * have been registered with the RIO subsystem. | ||
| */ | ||
| static int __init ppc_rio_init(void) | ||
| { | ||
| printk(KERN_INFO "RIO: RapidIO init\n"); | ||
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| /* Platform specific initialization */ | ||
| platform_rio_init(); | ||
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| /* Enumerate all registered ports */ | ||
| rio_init_mports(); | ||
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| return 0; | ||
| } | ||
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| subsys_initcall(ppc_rio_init); |
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