omap2: fix assorted compiler warnings

This patch fixes these compiler warnings:

  CC      arch/arm/mach-omap2/mux.o
arch/arm/mach-omap2/mux.c: In function 'omap_mux_init_gpio':
arch/arm/mach-omap2/mux.c:90: warning: 'gpio_mux' may be used uninitial
ized in this function

  CC      arch/arm/plat-omap/gpio.o
arch/arm/plat-omap/gpio.c: In function 'omap2_gpio_resume_after_idle':
arch/arm/plat-omap/gpio.c:2152: warning: 'l' may be used uninitialized
in this function
arch/arm/plat-omap/gpio.c: In function 'omap2_gpio_prepare_for_idle':
arch/arm/plat-omap/gpio.c:2085: warning: 'l2' may be used uninitialized
in this function
arch/arm/plat-omap/gpio.c:2085: warning: 'l1' may be used uninitialized
in this function

  CC      arch/arm/mach-omap2/board-omap4panda.o
arch/arm/mach-omap2/board-omap4panda.c: In function 'omap4_panda_init':
arch/arm/mach-omap2/board-omap4panda.c:277: warning: unused variable 's
tatus'

Signed-off-by: Sanjeev Premi <premi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 11c5b0eefb85..c05c653d1674 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -2084,7 +2084,7 @@ void omap2_gpio_prepare_for_idle(int power_state)
 
         for (i = min; i < gpio_bank_count; i++) {
                 struct gpio_bank *bank = &gpio_bank[i];
-                u32 l1, l2;
+                u32 l1 = 0, l2 = 0;
                 int j;
 
                 for (j = 0; j < hweight_long(bank->dbck_enable_mask); j++)
@@ -2152,7 +2152,7 @@ void omap2_gpio_resume_after_idle(void)
                 min = 1;
         for (i = min; i < gpio_bank_count; i++) {
                 struct gpio_bank *bank = &gpio_bank[i];
-                u32 l, gen, gen0, gen1;
+                u32 l = 0, gen, gen0, gen1;
                 int j;
 
                 for (j = 0; j < hweight_long(bank->dbck_enable_mask); j++)