of/sparc: convert various prom_* functions to use phandle

Rather than passing around ints everywhere, use the
phandle type where appropriate for the various functions
that talk to the PROM.

Signed-off-by: Andres Salomon <dilinger@queued.net>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/arch/sparc/kernel/btext.c b/arch/sparc/kernel/btext.c
index 8cc2d56..89aa4eb 100644
--- a/arch/sparc/kernel/btext.c
+++ b/arch/sparc/kernel/btext.c
@@ -40,7 +40,7 @@
 
 static unsigned char vga_font[cmapsz];
 
-static int __init btext_initialize(unsigned int node)
+static int __init btext_initialize(phandle node)
 {
 	unsigned int width, height, depth, pitch;
 	unsigned long address = 0;
@@ -309,7 +309,7 @@
 
 int __init btext_find_display(void)
 {
-	unsigned int node;
+	phandle node;
 	char type[32];
 	int ret;