rockchip: defconfig: puma-rk3399: enable SPL_BOARD_INIT

For the RK3399-Q7, we need spl_board_init to be called during SPL
startup to set up the pinmux for the debug UART. Enable SPL_BOARD_INIT
via defconfig to ensure this function is in fact called.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
1 file changed