From 2b0c28d7f8846f80a436093e906f5175d1fa8f55 Mon Sep 17 00:00:00 2001 From: Matt Porter Date: Mon, 7 Nov 2005 01:00:19 -0800 Subject: [PATCH] RapidIO support: ppc32 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/ppc/kernel/rio.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 arch/ppc/kernel/rio.c (limited to 'arch/ppc/kernel/rio.c') diff --git a/arch/ppc/kernel/rio.c b/arch/ppc/kernel/rio.c new file mode 100644 index 00000000000..29487fedfc7 --- /dev/null +++ b/arch/ppc/kernel/rio.c @@ -0,0 +1,52 @@ +/* + * RapidIO PPC32 support + * + * Copyright 2005 MontaVista Software, Inc. + * Matt Porter + * + * 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 +#include +#include + +#include + +/** + * 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"); +} + +/** + * 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"); + + /* Platform specific initialization */ + platform_rio_init(); + + /* Enumerate all registered ports */ + rio_init_mports(); + + return 0; +} + +subsys_initcall(ppc_rio_init); -- cgit v1.2.3