powerpc/4xx: Adding PCIe MSI support
This patch adds MSI support for 440SPe, 460Ex, 460Sx and 405Ex.
Signed-off-by: Rupjyoti Sarmah <rsarmah@apm.com>
Signed-off-by: Tirumala R Marri <tmarri@apm.com>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/sysdev/Kconfig b/arch/powerpc/sysdev/Kconfig
index d775fd1..7b4df37 100644
--- a/arch/powerpc/sysdev/Kconfig
+++ b/arch/powerpc/sysdev/Kconfig
@@ -7,11 +7,18 @@
depends on PCI && 4xx
default n
+config PPC4xx_MSI
+ bool
+ depends on PCI_MSI
+ depends on PCI && 4xx
+ default n
+
config PPC_MSI_BITMAP
bool
depends on PCI_MSI
default y if MPIC
default y if FSL_PCI
+ default y if PPC4xx_MSI
source "arch/powerpc/sysdev/xics/Kconfig"