powerpc: Add support for non-PCI ISA bridges
The POWER9 chip supports an LPC bus that isn't hanging
off a PCI bus, so let's add support for that, mapping it
to the reserved space at ISA_IO_BASE
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/include/asm/isa-bridge.h b/arch/powerpc/include/asm/isa-bridge.h
index 94d9c1c..a3a7c1d 100644
--- a/arch/powerpc/include/asm/isa-bridge.h
+++ b/arch/powerpc/include/asm/isa-bridge.h
@@ -4,6 +4,7 @@
#ifdef CONFIG_PPC64
extern void isa_bridge_find_early(struct pci_controller *hose);
+extern void isa_bridge_init_non_pci(struct device_node *np);
static inline int isa_vaddr_is_ioport(void __iomem *address)
{