S5P: goni: Enable the pwm driver

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

include/configs/s5p_goni.h

@@ -69,6 +69,9 @@
 #define CONFIG_MMC			1
 #define CONFIG_S5P_MMC			1
 
+/* PWM */
+#define CONFIG_PWM			1
+
 /* It should define before config_cmd_default.h */
 #define CONFIG_SYS_NO_FLASH		1