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Commit f352c725 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt
Browse files

powerpc/wsp: Add PCIe Root support to PowerEN/WSP 



Based on a patch by Benjamin Herrenschmidt <benh@kernel.crashing.org>

Modernized and slightly modified to not record erros into the nvram
log since we do not have that device driver just yet.

Jimi Xenidis <jimix@pobox.com>

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 2fa3d9e5

arch/powerpc/platforms/wsp/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -4,6 +4,9 @@ config PPC_WSP 
	select PPC_SCOM

	select PPC_XICS

	select PPC_ICP_NATIVE

	select PCI

	select PPC_IO_WORKAROUNDS if PCI

	select PPC_INDIRECT_PIO if PCI

	default n



menu "WSP platform selection"

arch/powerpc/platforms/wsp/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -4,3 +4,4 @@ obj-y += setup.o ics.o 
obj-$(CONFIG_PPC_PSR2)		+= psr2.o opb_pic.o

obj-$(CONFIG_PPC_WSP)		+= scom_wsp.o

obj-$(CONFIG_SMP)		+= smp.o scom_smp.o

obj-$(CONFIG_PCI)		+= wsp_pci.o

arch/powerpc/platforms/wsp/psr2.c

+4 −0
Original line number Diff line number Diff line
@@ -63,6 +63,10 @@ static void __init psr2_setup_arch(void) 
#ifdef CONFIG_SMP

	a2_setup_smp();

#endif

#ifdef CONFIG_PCI

	wsp_setup_pci();

#endif



}



static int __init psr2_probe(void)

arch/powerpc/platforms/wsp/wsp.h

+3 −0
Original line number Diff line number Diff line
@@ -3,6 +3,9 @@ 


#include <asm/wsp.h>



/* Devtree compatible strings for major devices */

#define PCIE_COMPATIBLE     "ibm,wsp-pciex"



extern void wsp_setup_pci(void);

extern void scom_init_wsp(void);

arch/powerpc/platforms/wsp/wsp_pci.c

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File added.

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