ARM: rockchip: update rockchip_defconfig to support module and i2c, etc

arch/arm/configs/rockchip_defconfig

@@ -28,6 +28,8 @@ CONFIG_EMBEDDED=y
 CONFIG_PERF_EVENTS=y
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_JUMP_LABEL=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
 CONFIG_PARTITION_ADVANCED=y
 CONFIG_ARCH_ROCKCHIP=y
 # CONFIG_SWP_EMULATE is not set
@@ -78,6 +80,7 @@ CONFIG_INET_AH=y
 CONFIG_INET_ESP=y
 CONFIG_INET_IPCOMP=y
 # CONFIG_INET_LRO is not set
+CONFIG_IPV6=y
 CONFIG_IPV6_PRIVACY=y
 CONFIG_IPV6_ROUTER_PREF=y
 CONFIG_IPV6_ROUTE_INFO=y
@@ -264,6 +267,9 @@ CONFIG_INPUT_UINPUT=y
 CONFIG_SERIAL_ROCKCHIP=y
 # CONFIG_HW_RANDOM is not set
 CONFIG_I2C=y
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_ROCKCHIP=y
+CONFIG_I2C_ROCKCHIP_COMPAT=y
 CONFIG_SPI=y
 CONFIG_DEBUG_GPIO=y
 CONFIG_GPIO_SYSFS=y
@@ -279,6 +285,7 @@ CONFIG_V4L_PLATFORM_DRIVERS=y
 CONFIG_FB=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 # CONFIG_LCD_CLASS_DEVICE is not set
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
 # CONFIG_BACKLIGHT_GENERIC is not set
 CONFIG_SOUND=y
 CONFIG_SND=y
@@ -377,6 +384,7 @@ CONFIG_LEDS_TRIGGER_BACKLIGHT=y
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_SWITCH=y
 CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_PCF8563=y
 CONFIG_STAGING=y
 CONFIG_ANDROID=y
 CONFIG_ANDROID_BINDER_IPC=y
@@ -424,3 +432,4 @@ CONFIG_LSM_MMAP_MIN_ADDR=4096
 CONFIG_SECURITY_SELINUX=y
 CONFIG_CRYPTO_NULL=y
 CONFIG_CRYPTO_TWOFISH=y
+# CONFIG_CRYPTO_ANSI_CPRNG is not set