configs: odroid-c4: support a button download mode

Support a button download mode.
If button is pressed, it will be entered to thor mode.

Change-Id: I1c1a4b8ff0d5d8b9b10b277876109b69ce2f02f8
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/configs/odroid-c4_defconfig b/configs/odroid-c4_defconfig
index f83cead72b67376901c88ac7abc34cc72a669019..96064cebdcf6dd295d2bd4ef8e947d0c44cf4018 100644 (file)
--- a/configs/odroid-c4_defconfig
+++ b/configs/odroid-c4_defconfig
@@ -16,7 +16,7 @@ CONFIG_DEBUG_UART=y
 CONFIG_OF_BOARD_SETUP=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_USE_PREBOOT=y
-CONFIG_PREBOOT="run mbr_check; run reboot_check"
+CONFIG_PREBOOT="run mbr_check; run button_check; run reboot_check"
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_MISC_INIT_R=y
 CONFIG_SYS_PROMPT="Odroid C4> "
@@ -40,6 +40,8 @@ CONFIG_ENV_FAT_FILE="params-c4.bin"
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
 CONFIG_DFU_MMC=y
 CONFIG_ADC=y
 CONFIG_SARADC_MESON=y