1 files changed, 4 insertions, 5 deletions

diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c
index ec43477caa63..ec0b401bc9cf 100644
--- a/arch/powerpc/platforms/83xx/mpc832x_mds.c
+++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c
@@ -49,8 +49,6 @@
 #define DBG(fmt...)
 #endif
 
-static u8 *bcsr_regs = NULL;
-
 /* ************************************************************************
  *
  * Setup the architecture
@@ -59,13 +57,14 @@ static u8 *bcsr_regs = NULL;
 static void __init mpc832x_sys_setup_arch(void)
 {
         struct device_node *np;
+        u8 __iomem *bcsr_regs = NULL;
 
         if (ppc_md.progress)
                 ppc_md.progress("mpc832x_sys_setup_arch()", 0);
 
         /* Map BCSR area */
         np = of_find_node_by_name(NULL, "bcsr");
-        if (np != 0) {
+        if (np) {
                 struct resource res;
 
                 of_address_to_resource(np, 0, &res);
@@ -93,9 +92,9 @@ static void __init mpc832x_sys_setup_arch(void)
                         != NULL){
                 /* Reset the Ethernet PHYs */
 #define BCSR8_FETH_RST 0x50
-                bcsr_regs[8] &= ~BCSR8_FETH_RST;
+                clrbits8(&bcsr_regs[8], BCSR8_FETH_RST);
                 udelay(1000);
-                bcsr_regs[8] |= BCSR8_FETH_RST;
+                setbits8(&bcsr_regs[8], BCSR8_FETH_RST);
                 iounmap(bcsr_regs);
                 of_node_put(np);
         }