[POWERPC] fsl_soc.c cleanup

1. Update the way get_brgfreq() finds things in the device tree.

It now uses names that are less namespace polluting.  The old names
are supported until all boards are converted.

2. "size" is changed from unsigned int to int, to match what
of_get_property() expects.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 17 insertions, 10 deletions

diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index f3abce11bead..7012e51ae5c6 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -52,13 +52,13 @@ phys_addr_t get_immrbase(void)
 
         soc = of_find_node_by_type(NULL, "soc");
         if (soc) {
-                unsigned int size;
+                int size;
                 const void *prop = of_get_property(soc, "reg", &size);
 
                 if (prop)
                         immrbase = of_translate_address(soc, prop);
                 of_node_put(soc);
-        };
+        }
 
         return immrbase;
 }
@@ -76,16 +76,23 @@ u32 get_brgfreq(void)
         if (brgfreq != -1)
                 return brgfreq;
 
-        node = of_find_node_by_type(NULL, "cpm");
+        node = of_find_compatible_node(NULL, NULL, "fsl,cpm1");
+        if (!node)
+                node = of_find_compatible_node(NULL, NULL, "fsl,cpm2");
+        if (!node)
+                node = of_find_node_by_type(NULL, "cpm");
         if (node) {
-                unsigned int size;
-                const unsigned int *prop = of_get_property(node,
-                                        "brg-frequency", &size);
+                int size;
+                const unsigned int *prop;
 
-                if (prop)
+                prop = of_get_property(node, "fsl,brg-frequency", &size);
+                if (!prop)
+                        prop = of_get_property(node, "brg-frequency", &size);
+                if (prop && size == 4)
                         brgfreq = *prop;
+
                 of_node_put(node);
-        };
+        }
 
         return brgfreq;
 }
@@ -103,14 +110,14 @@ u32 get_baudrate(void)
 
         node = of_find_node_by_type(NULL, "serial");
         if (node) {
-                unsigned int size;
+                int size;
                 const unsigned int *prop = of_get_property(node,
                                 "current-speed", &size);
 
                 if (prop)
                         fs_baudrate = *prop;
                 of_node_put(node);
-        };
+        }
 
         return fs_baudrate;
 }