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| author | Tony Prisk <linux@prisktech.co.nz> | 2012-10-08 10:23:32 +1300 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-10-07 14:50:06 -0700 |
| commit | 096947fdab96fd97df47b10b8547382290ef9fcd (patch) | |
| tree | 231279fd7d2e2d6a55d2e6314567a8e9f6a6679c /arch/arm | |
| parent | 68528265149d2861195fc81aa3cdb64120953e12 (diff) | |
| download | linux-rt-096947fdab96fd97df47b10b8547382290ef9fcd.tar.gz | |
arm: vt8500: Fix build warning in uncompress.h
This removes a build-time warning in uncompress.h due to incorrectly
cast values being passed to readb/writeb.
Removed arm/io.h and readb/writeb. Read/write directly to the serial
port with a volatile pointer.
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-vt8500/include/mach/uncompress.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mach-vt8500/include/mach/uncompress.h b/arch/arm/mach-vt8500/include/mach/uncompress.h index bb9e2d23fee3..e6e81fdaf109 100644 --- a/arch/arm/mach-vt8500/include/mach/uncompress.h +++ b/arch/arm/mach-vt8500/include/mach/uncompress.h @@ -15,15 +15,15 @@ * */ -#define UART0_PHYS 0xd8200000 -#include <asm/io.h> +#define UART0_PHYS 0xd8200000 +#define UART0_ADDR(x) *(volatile unsigned char *)(UART0_PHYS + x) static void putc(const char c) { - while (readb(UART0_PHYS + 0x1c) & 0x2) + while (UART0_ADDR(0x1c) & 0x2) /* Tx busy, wait and poll */; - writeb(c, UART0_PHYS); + UART0_ADDR(0) = c; } static void flush(void) |