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4 Commits

Author SHA1 Message Date
Aneesh Kumar K.V
dc7a9bd3d0 powerpc: booke: Fix build failures 
arch/powerpc/platforms/wsp/wsp.c: In function ‘wsp_probe_devices’:
arch/powerpc/platforms/wsp/wsp.c:76:3: error: implicit declaration of function ‘of_address_to_resource’ [-Werror=implicit-function-declaration]

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
 2013-11-21 10:33:42 +11:00
Benjamin Herrenschmidt
d7a88c7eb4 powerpc/scom: Enable 64-bit addresses 
On P8, XSCOM addresses has a special "indirect" form that
requires more than 32-bits, so let's use u64 everywhere in
the code instead of u32.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
 2013-11-06 14:13:49 +11:00
Benjamin Herrenschmidt
aaa63093dd powerpc/scom: Change scom_read() and scom_write() to return errors 
scom_read() now returns the read value via a pointer argument and
both functions return an int error code

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
 2013-10-11 16:53:34 +11:00
David Gibson
a1d0d98daf powerpc: Add WSP platform 
Add a platform for the Wire Speed Processor, based on the PPC A2.

This includes code for the ICS & OPB interrupt controllers, as well
as a SCOM backend, and SCOM based cpu bringup.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Jack Miller <jack@codezen.org>
Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
 2011-05-06 13:32:35 +10:00