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[U-Boot,v2,09/31] tegra: spl: Enable debug UART

Message ID 20170603030426.16107-10-sjg@chromium.org
State Deferred
Delegated to: Tom Warren
Headers show

Commit Message

Simon Glass June 3, 2017, 3:04 a.m. UTC 
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@chromium.org>
---

Changes in v2: None

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

diff --git a/arch/arm/mach-tegra/spl.c b/arch/arm/mach-tegra/spl.c
index 41c88cb2b4..189b3da026 100644
--- a/arch/arm/mach-tegra/spl.c
+++ b/arch/arm/mach-tegra/spl.c
@@ -7,6 +7,7 @@ 
  * SPDX-License-Identifier:	GPL-2.0+
  */
 #include <common.h>
+#include <debug_uart.h>
 #include <spl.h>
 
 #include <asm/io.h>
@@ -32,6 +33,9 @@  void spl_board_init(void)
 	gpio_early_init_uart();
 
 	clock_early_init();
+#ifdef CONFIG_DEBUG_UART
+	debug_uart_init();
+#endif
 	preloader_console_init();
 }