[U-Boot] [PATCH v5 03/20] tegra: spl: Enable debug UART

[sjg at google.com]

Enable the debug UART in SPL to allow early serial output even if the
standard UART does not work (e.g. due to driver model problem).

Signed-off-by: Simon Glass <sjg at chromium.org>
Tested-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
Tested-on: Beaver, Jetson-TK1
---

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 arch/arm/mach-tegra/spl.c | 4 ++++
 1 file changed, 4 insertions(+)

Applied to u-boot-dm, thanks!