serial: Add new config option SPL_DEBUG_UART_BASE

SPL_DEBUG_UART_BASE is same as DEBUG_UART_BASE, but applies only for SPL.

In some cases base address of UART is different in SPL and proper U-Boot.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 26fa498..46726d7 100644 (file)
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -508,6 +508,13 @@ config DEBUG_UART_BASE
          A default should be provided by your board, but if not you will need
          to use the correct value here.
 
+config SPL_DEBUG_UART_BASE
+       hex "Base address of UART for SPL"
+       depends on SPL && DEBUG_UART
+       default DEBUG_UART_BASE
+       help
+         This is the base address of your UART for memory-mapped UARTs for SPL.
+
 config DEBUG_UART_CLOCK
        int "UART input clock"
        depends on DEBUG_UART