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authorThomas Bogendoerfer <tsbogend@alpha.franken.de>2008-01-12 00:25:17 +0100
committerRalf Baechle <ralf@linux-mips.org>2008-01-15 01:04:42 +0000
commitc43756da94863395d5ee088659676029b3ae7191 (patch)
treef5778b886527af2333bfa451d58221a75e9d4de3 /arch/mips/cobalt/console.c
parent[MIPS] Cobalt: Fix ethernet interrupts for RaQ1 (diff)
downloadlinux-dev-c43756da94863395d5ee088659676029b3ae7191.tar.xz
linux-dev-c43756da94863395d5ee088659676029b3ae7191.zip
[MIPS] Cobalt: Qube1 has no serial port so don't use it
Because Qube1 doesn't have a serial chip waiting for transmit fifo empty takes forever, which isn't a good idea. No prom_putchar/early console for Qube1 fixes this. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Acked-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/cobalt/console.c')
-rw-r--r--arch/mips/cobalt/console.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/cobalt/console.c b/arch/mips/cobalt/console.c
index db330e811025..d1ba701c9dd1 100644
--- a/arch/mips/cobalt/console.c
+++ b/arch/mips/cobalt/console.c
@@ -4,10 +4,15 @@
#include <linux/io.h>
#include <linux/serial_reg.h>
+#include <cobalt.h>
+
#define UART_BASE ((void __iomem *)CKSEG1ADDR(0x1c800000))
void prom_putchar(char c)
{
+ if (cobalt_board_id <= COBALT_BRD_ID_QUBE1)
+ return;
+
while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE))
;