MIPS: Alchemy: Fix warnings in DB1x00 / PB1000 / PB1550 board setup code

This patch fixes warnings due to potentially unused
variables in board setup code or mixed variables
declaration and code (forbidden by ISO C90).

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 10 insertions, 5 deletions

diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c
index 64eb26ffd088..7aee14d78eea 100644
--- a/arch/mips/alchemy/devboards/db1x00/board_setup.c
+++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c
@@ -85,12 +85,14 @@ void board_reset(void)
 void __init board_setup(void)
 {
         unsigned long bcsr1, bcsr2;
-        u32 pin_func = 0;
+        u32 pin_func;
         char *argptr;
 
         bcsr1 = DB1000_BCSR_PHYS_ADDR;
         bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS;
 
+        pin_func = 0;
+
 #ifdef CONFIG_MIPS_DB1000
         printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
 #endif
diff --git a/arch/mips/alchemy/devboards/pb1000/board_setup.c b/arch/mips/alchemy/devboards/pb1000/board_setup.c
index 287d661827eb..50fff504ae05 100644
--- a/arch/mips/alchemy/devboards/pb1000/board_setup.c
+++ b/arch/mips/alchemy/devboards/pb1000/board_setup.c
@@ -46,9 +46,13 @@ void __init board_setup(void)
         u32 pin_func, static_cfg0;
         u32 sys_freqctrl, sys_clksrc;
         u32 prid = read_c0_prid();
+        char *argptr;
+
+        sys_freqctrl = 0;
+        sys_clksrc = 0;
+        argptr = prom_getcmdline();
 
 #ifdef CONFIG_SERIAL_8250_CONSOLE
-        char *argptr = prom_getcmdline();
         argptr = strstr(argptr, "console=");
         if (argptr == NULL) {
                 argptr = prom_getcmdline();
diff --git a/arch/mips/alchemy/devboards/pb1550/board_setup.c b/arch/mips/alchemy/devboards/pb1550/board_setup.c
index bb41740fecf5..0d060c3dd6f8 100644
--- a/arch/mips/alchemy/devboards/pb1550/board_setup.c
+++ b/arch/mips/alchemy/devboards/pb1550/board_setup.c
@@ -56,14 +56,13 @@ void board_reset(void)
 void __init board_setup(void)
 {
         u32 pin_func;
+        char *argptr;
 
         bcsr_init(PB1550_BCSR_PHYS_ADDR,
                   PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS);
 
-
-#ifdef CONFIG_SERIAL_8250_CONSOLE
-        char *argptr;
         argptr = prom_getcmdline();
+#ifdef CONFIG_SERIAL_8250_CONSOLE
         argptr = strstr(argptr, "console=");
         if (argptr == NULL) {
                 argptr = prom_getcmdline();