diff options
| author | Pavel Machek <pavel@ucw.cz> | 2009-11-02 11:48:29 +0100 |
|---|---|---|
| committer | Daniel Walker <dwalker@fifo99.com> | 2009-11-20 06:40:05 -0800 |
| commit | 6339f6695f84e48b42021c6df91d81b17308fe92 (patch) | |
| tree | 38be250cc731428524eba5f1c598771f71780304 /arch/arm/mach-msm/include/mach/uncompress.h | |
| parent | 333a07437c31ea8c16a2b82071629a540ae1e50f (diff) | |
msm: make debugging UART (for DEBUG_LL) configurable
Provides options to select one of the three "lowspeed" UARTs
on MSM7k SoCs for DEBUG_LL output from the zImage decompressor
and kernel.
Signed-off-by: Brian Swetland <swetland@google.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'arch/arm/mach-msm/include/mach/uncompress.h')
| -rw-r--r-- | arch/arm/mach-msm/include/mach/uncompress.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/include/mach/uncompress.h b/arch/arm/mach-msm/include/mach/uncompress.h index 026e8955ace..d94292c29d8 100644 --- a/arch/arm/mach-msm/include/mach/uncompress.h +++ b/arch/arm/mach-msm/include/mach/uncompress.h @@ -16,9 +16,16 @@ #ifndef __ASM_ARCH_MSM_UNCOMPRESS_H #include "hardware.h" +#include "linux/io.h" +#include "mach/msm_iomap.h" static void putc(int c) { +#if defined(MSM_DEBUG_UART_PHYS) + unsigned base = MSM_DEBUG_UART_PHYS; + while (!(readl(base + 0x08) & 0x04)) ; + writel(c, base + 0x0c); +#endif } static inline void flush(void) |