rockchip: odroid-go2: Enable RockUSB, button, LED and RNG support

Enable Kconfig options to support RockUSB, buttons, LEDs and RNG
featured on the board or SoC.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

configs/odroid-go2_defconfig

@@ -54,6 +54,7 @@ CONFIG_CMD_GPT=y
 CONFIG_CMD_MMC=y
 CONFIG_CMD_POWEROFF=y
 CONFIG_CMD_USB=y
+CONFIG_CMD_ROCKUSB=y
 CONFIG_CMD_USB_MASS_STORAGE=y
 # CONFIG_CMD_ITEST is not set
 # CONFIG_CMD_SLEEP is not set
@@ -72,12 +73,17 @@ CONFIG_REGMAP=y
 CONFIG_SPL_REGMAP=y
 CONFIG_SYSCON=y
 CONFIG_SPL_SYSCON=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
 CONFIG_CLK=y
 CONFIG_SPL_CLK=y
 CONFIG_FASTBOOT_BUF_ADDR=0x800800
 CONFIG_FASTBOOT_BUF_SIZE=0x04000000
 CONFIG_ROCKCHIP_GPIO=y
 CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_LED=y
+CONFIG_LED_PWM=y
+CONFIG_LED_GPIO=y
 CONFIG_MISC=y
 CONFIG_ROCKCHIP_OTP=y
 CONFIG_MMC_DW=y
@@ -97,6 +103,8 @@ CONFIG_RAM=y
 CONFIG_SPL_RAM=y
 CONFIG_TPL_RAM=y
 CONFIG_ROCKCHIP_SDRAM_COMMON=y
+CONFIG_DM_RNG=y
+CONFIG_RNG_ROCKCHIP=y
 # CONFIG_SPECIFY_CONSOLE_INDEX is not set
 CONFIG_DEBUG_UART_SHIFT=2
 CONFIG_SYS_NS16550_MEM32=y
@@ -109,6 +117,7 @@ CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_FUNCTION_ROCKUSB=y
 CONFIG_TPL_TINY_MEMSET=y
 CONFIG_LZO=y
 CONFIG_ERRNO_STR=y