exynos: pinmux: remove unnecessary define

The value of PERIPH_ID_COUNT was wrong, and unnecessary.

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index 5bde9d1..6807ff3 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -26,7 +26,7 @@
 };
 
 /* src_bit div_bit prediv_bit */
-static struct clk_bit_info clk_bit_info[PERIPH_ID_COUNT] = {
+static struct clk_bit_info clk_bit_info[] = {
 	{0,	0,	-1},
 	{4,	4,	-1},
 	{8,	8,	-1},
diff --git a/arch/arm/include/asm/arch-exynos/periph.h b/arch/arm/include/asm/arch-exynos/periph.h
index 6d77d80..5c1c3d4 100644
--- a/arch/arm/include/asm/arch-exynos/periph.h
+++ b/arch/arm/include/asm/arch-exynos/periph.h
@@ -55,7 +55,6 @@
 	PERIPH_ID_PWM4,
 	PERIPH_ID_I2C10 = 203,
 
-	PERIPH_ID_COUNT,
 	PERIPH_ID_NONE = -1,
 };