From: Stephen Warren <swarren@nvidia.com>
Date: Tue, 14 Apr 2015 14:41:14 +0000 (-0600)
Subject: ARM: tegra: enable STDIO deregistration
X-Git-Tag: v2015.07-rc2~245^2~17
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=86bd20b007daa32c1c20486ec9927ef6241c84bf;p=u-boot

ARM: tegra: enable STDIO deregistration

At the very least when USB keyboard support is enabled, we need to enable
CONFIG_SYS_STDIO_DEREGISTER, so the "usb reset" is able to re-scan USB
ports and find new devices. Enable it everywhere per request from Simon
Glass.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
---

diff --git a/include/configs/tegra-common.h b/include/configs/tegra-common.h
index 2cf1f68404..7ae1792354 100644
--- a/include/configs/tegra-common.h
+++ b/include/configs/tegra-common.h
@@ -89,6 +89,9 @@
 
 #define CONFIG_CONSOLE_MUX
 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_SYS_STDIO_DEREGISTER
+#endif
 
 /*
  * Miscellaneous configurable options