ARM: tegra: uncompress.h: Store UART address in a variable
This will allow a future change to auto-detect which UART to use.
Signed-off-by: Doug Anderson <dianders@chromium.org>
[swarren: Extracted from a larger patch by Doug]
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Doug Anderson <dianders@chromium.org>
Acked-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-tegra/include/mach/uncompress.h b/arch/arm/mach-tegra/include/mach/uncompress.h
index 9797279..bb3fd35 100644
--- a/arch/arm/mach-tegra/include/mach/uncompress.h
+++ b/arch/arm/mach-tegra/include/mach/uncompress.h
@@ -30,10 +30,10 @@
#define DEBUG_UART_SHIFT 2
+volatile u8 *uart;
+
static void putc(int c)
{
- volatile u8 *uart = (volatile u8 *)TEGRA_DEBUG_UART_BASE;
-
if (uart == NULL)
return;
@@ -50,8 +50,8 @@
{
volatile u32 *apb_misc = (volatile u32 *)TEGRA_APB_MISC_BASE;
u32 chip, div;
- volatile u8 *uart = (volatile u8 *)TEGRA_DEBUG_UART_BASE;
+ uart = (volatile u8 *)TEGRA_DEBUG_UART_BASE;
if (uart == NULL)
return;