[PATCH v3 07/17] x86: Support debug UART in 64-bit mode

The debug UART is already set up in SPL, so there is no need to do anything here. We must provide the (empty) function though.

Signed-off-by: Simon Glass sjg@chromium.org Reviewed-by: Bin Meng bmeng.cn@gmail.com ---

(no changes since v1)

arch/x86/cpu/x86_64/cpu.c | 7 +++++++ 1 file changed, 7 insertions(+)

diff --git a/arch/x86/cpu/x86_64/cpu.c b/arch/x86/cpu/x86_64/cpu.c index 6a387612916..d1c3873dd6a 100644 --- a/arch/x86/cpu/x86_64/cpu.c +++ b/arch/x86/cpu/x86_64/cpu.c @@ -50,3 +50,10 @@ int x86_cpu_init_f(void) { return 0; } + +#ifdef CONFIG_DEBUG_UART_BOARD_INIT +void board_debug_uart_init(void) +{ + /* this was already done in SPL */ +} +#endif