Some devices have no UART device pulled out, so allow people to disable the driver completely in favor of other methods (like JTAG-console).
Signed-off-by: Mike Frysinger vapier@gentoo.org --- cpu/blackfin/serial.c | 4 ++++ cpu/blackfin/serial.h | 4 ++++ 2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/cpu/blackfin/serial.c b/cpu/blackfin/serial.c index 0d6f377..42534bd 100644 --- a/cpu/blackfin/serial.c +++ b/cpu/blackfin/serial.c @@ -29,6 +29,8 @@ #include <asm/blackfin.h> #include <asm/mach-common/bits/uart.h>
+#ifdef CONFIG_UART_CONSOLE + #if defined(UART_LSR) && (CONFIG_UART_CONSOLE != 0) # error CONFIG_UART_CONSOLE must be 0 on parts with only one UART #endif @@ -170,3 +172,5 @@ void serial_puts(const char *s) while (*s) serial_putc(*s++); } + +#endif diff --git a/cpu/blackfin/serial.h b/cpu/blackfin/serial.h index 90fceec..f671096 100644 --- a/cpu/blackfin/serial.h +++ b/cpu/blackfin/serial.h @@ -14,6 +14,10 @@ #include <asm/blackfin.h> #include <asm/mach-common/bits/uart.h>
+#ifndef CONFIG_UART_CONSOLE +# define CONFIG_UART_CONSOLE 0 +#endif + #ifdef CONFIG_DEBUG_EARLY_SERIAL # define BFIN_DEBUG_EARLY_SERIAL 1 #else