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| author | Doug Anderson | 2012-01-06 11:43:20 +0100 |
|---|---|---|
| committer | Olof Johansson | 2012-02-07 03:25:00 +0100 |
| commit | 31bac1375bda9787f18b2f60e0e1ca62258ea09c (patch) | |
| tree | 1ecfa032d2e0fa7b0c7b3124cc1355358931fc7b /arch/arm | |
| parent | ARM: tegra: Introduce define DEBUG_UART_SHIFT (diff) | |
| download | kernel-qcow2-linux-31bac1375bda9787f18b2f60e0e1ca62258ea09c.tar.gz kernel-qcow2-linux-31bac1375bda9787f18b2f60e0e1ca62258ea09c.tar.xz kernel-qcow2-linux-31bac1375bda9787f18b2f60e0e1ca62258ea09c.zip | |
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>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-tegra/include/mach/uncompress.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-tegra/include/mach/uncompress.h b/arch/arm/mach-tegra/include/mach/uncompress.h index 9797279e94de..bb3fd359f9fa 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 @@ static inline void arch_decomp_setup(void) { 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; |