A64-Teres-I board is a laptop which comes with a builtin keyboard. The keyboard+trackpad controller pauses for 2 seconds at a firmware prompt before loading its HID interface.
U-Boot needs to wait equally long to reliably enable the keyboard.
Tested-by: Jonas Smedegaard dr@jones.dk Signed-off-by: Jonas Smedegaard dr@jones.dk Series-Cc: Jagan Teki jagan@amarulasolutions.com Series-Cc: Lukasz Majewski lukma@denx.de Series-Cc: Andre Przywara andre.przywara@arm.com
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Changes in v3: - (none) Changes in v2: - (none)
--- configs/teres_i_defconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/configs/teres_i_defconfig b/configs/teres_i_defconfig index 1019dab54a..61bbf76b1e 100644 --- a/configs/teres_i_defconfig +++ b/configs/teres_i_defconfig @@ -8,6 +8,7 @@ CONFIG_MMC_SUNXI_SLOT_EXTRA=2 CONFIG_USB1_VBUS_PIN="PL7" CONFIG_I2C0_ENABLE=y CONFIG_USE_PREBOOT=y +CONFIG_PREBOOT="setenv usb_pgood_delay 2000; usb reset" # CONFIG_SPL_DOS_PARTITION is not set # CONFIG_SPL_EFI_PARTITION is not set CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-teres-i"