[POWERPC] fsl_soc: Fix get_immrbase() to use ranges, rather than reg.
Don't depend on the reg property as a way to determine the base
of the immr space. The reg property might be defined differently for
different SoC families.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 474cb8e..f2c0988 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -55,10 +55,18 @@
soc = of_find_node_by_type(NULL, "soc");
if (soc) {
int size;
- const void *prop = of_get_property(soc, "reg", &size);
+ u32 naddr;
+ const u32 *prop = of_get_property(soc, "#address-cells", &size);
+ if (prop && size == 4)
+ naddr = *prop;
+ else
+ naddr = 2;
+
+ prop = of_get_property(soc, "ranges", &size);
if (prop)
- immrbase = of_translate_address(soc, prop);
+ immrbase = of_translate_address(soc, prop + naddr);
+
of_node_put(soc);
}