[PATCH] frv: force serial driver inclusion

Force the 8230 serial driver to be built in if the on-CPU UARTs are to be
used.  It can't be used as a module because the arch setup needs to call into
it.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index 3516a3a..61261b7 100644 (file)
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -274,6 +274,11 @@ config GPREL_DATA_NONE
 
 endchoice
 
+config FRV_ONCPU_SERIAL
+       bool "Use on-CPU serial ports"
+       select SERIAL_8250
+       default y
+
 config PCI
        bool "Use PCI"
        depends on MB93090_MB00

diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c
index 767ebb5..5908dea 100644 (file)
--- a/arch/frv/kernel/setup.c
+++ b/arch/frv/kernel/setup.c
@@ -787,6 +787,7 @@ void __init setup_arch(char **cmdline_p)
 #endif
 
        /* register those serial ports that are available */
+#ifdef CONFIG_FRV_ONCPU_SERIAL
 #ifndef CONFIG_GDBSTUB_UART0
        __reg(UART0_BASE + UART_IER * 8) = 0;
        early_serial_setup(&__frv_uart0);
@@ -795,6 +796,7 @@ void __init setup_arch(char **cmdline_p)
        __reg(UART1_BASE + UART_IER * 8) = 0;
        early_serial_setup(&__frv_uart1);
 #endif
+#endif
 
 #if defined(CONFIG_CHR_DEV_FLASH) || defined(CONFIG_BLK_DEV_FLASH)
        /* we need to initialize the Flashrom device here since we might