[PATCH][MM] ppc32: enable rapidio on mpc85xx ads boards

[Matt Porter <mporter@kernel.crashing.org>]

Enables RIO on the MPC8540/8560 ADS ref boards.  RIO can be used
with a crossover cable between two of them.

Signed-off-by: Matt Porter <mporter@kernel.crashing.org>

diff --git a/arch/ppc/platforms/85xx/mpc85xx_ads_common.c b/arch/ppc/platforms/85xx/mpc85xx_ads_common.c
--- a/arch/ppc/platforms/85xx/mpc85xx_ads_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_ads_common.c
@@ -47,6 +47,8 @@
 
 #include <mm/mmu_decl.h>
 
+#include <syslib/ppc85xx_rio.h>
+
 #include <platforms/85xx/mpc85xx_ads_common.h>
 
 #ifndef CONFIG_PCI
@@ -223,3 +225,11 @@ mpc85xx_exclude_device(u_char bus, u_cha
 }
 
 #endif /* CONFIG_PCI */
+
+#ifdef CONFIG_RAPIDIO
+void platform_rio_init(void)
+{
+	/* 512MB RIO LAW at 0xc0000000 */
+	mpc85xx_rio_setup(0xc0000000, 0x20000000);
+}
+#endif /* CONFIG_RAPIDIO */
-
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