MIPS: Alchemy: Fix GCC 4.6.0 build error.

  CC      arch/mips/alchemy/devboards/db1x00/board_setup.o
arch/mips/alchemy/devboards/db1x00/board_setup.c: In function 'board_setup':
arch/mips/alchemy/devboards/db1x00/board_setup.c:130:6: error: variable 'pin_func' set but not used [-Werror=unused-but-set-variable]

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c
index 05f120f..5c956fe 100644 (file)
--- a/arch/mips/alchemy/devboards/db1x00/board_setup.c
+++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c
@@ -127,13 +127,10 @@ const char *get_system_type(void)
 void __init board_setup(void)
 {
        unsigned long bcsr1, bcsr2;
-       u32 pin_func;
 
        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
@@ -164,12 +161,16 @@ void __init board_setup(void)
        /* Not valid for Au1550 */
 #if defined(CONFIG_IRDA) && \
    (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
-       /* Set IRFIRSEL instead of GPIO15 */
-       pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
-       au_writel(pin_func, SYS_PINFUNC);
-       /* Power off until the driver is in use */
-       bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
-                               BCSR_RESETS_IRDA_MODE_OFF);
+       {
+               u32 pin_func;
+
+               /* Set IRFIRSEL instead of GPIO15 */
+               pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
+               au_writel(pin_func, SYS_PINFUNC);
+               /* Power off until the driver is in use */
+               bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
+                        BCSR_RESETS_IRDA_MODE_OFF);
+       }
 #endif
        bcsr_write(BCSR_PCMCIA, 0);     /* turn off PCMCIA power */
 
@@ -177,31 +178,35 @@ void __init board_setup(void)
        alchemy_gpio1_input_enable();
 
 #ifdef CONFIG_MIPS_MIRAGE
-       /* GPIO[20] is output */
-       alchemy_gpio_direction_output(20, 0);
+       {
+               u32 pin_func;
 
-       /* Set GPIO[210:208] instead of SSI_0 */
-       pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0;
+               /* GPIO[20] is output */
+               alchemy_gpio_direction_output(20, 0);
 
-       /* Set GPIO[215:211] for LEDs */
-       pin_func |= 5 << 2;
+               /* Set GPIO[210:208] instead of SSI_0 */
+               pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0;
 
-       /* Set GPIO[214:213] for more LEDs */
-       pin_func |= 5 << 12;
+               /* Set GPIO[215:211] for LEDs */
+               pin_func |= 5 << 2;
 
-       /* Set GPIO[207:200] instead of PCMCIA/LCD */
-       pin_func |= SYS_PF_LCD | SYS_PF_PC;
-       au_writel(pin_func, SYS_PINFUNC);
+               /* Set GPIO[214:213] for more LEDs */
+               pin_func |= 5 << 12;
 
-       /*
-        * Enable speaker amplifier.  This should
-        * be part of the audio driver.
-        */
-       alchemy_gpio_direction_output(209, 1);
+               /* Set GPIO[207:200] instead of PCMCIA/LCD */
+               pin_func |= SYS_PF_LCD | SYS_PF_PC;
+               au_writel(pin_func, SYS_PINFUNC);
 
-       pm_power_off = mirage_power_off;
-       _machine_halt = mirage_power_off;
-       _machine_restart = (void(*)(char *))mips_softreset;
+               /*
+                * Enable speaker amplifier.  This should
+                * be part of the audio driver.
+                */
+               alchemy_gpio_direction_output(209, 1);
+
+               pm_power_off = mirage_power_off;
+               _machine_halt = mirage_power_off;
+               _machine_restart = (void(*)(char *))mips_softreset;
+       }
 #endif
 
 #ifdef CONFIG_MIPS_BOSPORUS