[PATCH 08/10] Alchemy: DB1300 blink leds on timer tick

[Kevin Hickey <khickey@rmicorp.com>]

Blinks the dots on the hex display on the DB1300 board every 1000 timer ticks.
This can help tell the difference between a soft and hard hung board.

Signed-off-by: Kevin Hickey <khickey@rmicorp.com>
---
 arch/mips/alchemy/common/time.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index f58d4ff..2b2f6bf 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -39,6 +39,10 @@
 #include <asm/time.h>
 #include <asm/mach-au1x00/au1000.h>
 
+#ifdef CONFIG_MIPS_DB1300
+#include <dev_boards.h>
+#endif
+
 /* 32kHz clock enabled and detected */
 #define CNTR_OK (SYS_CNTRL_E0 | SYS_CNTRL_32S)
 
@@ -60,6 +64,11 @@ static struct clocksource au1x_counter1_clocksource = {
 static int au1x_rtcmatch2_set_next_event(unsigned long delta,
                                         struct clock_event_device *cd)
 {
+#ifdef CONFIG_MIPS_DB1300
+       static u8 dots = 1;
+       static u32 delayer = 0;
+#endif
+
        delta += au_readl(SYS_RTCREAD);
        /* wait for register access */
        while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_M21)
@@ -67,6 +76,13 @@ static int au1x_rtcmatch2_set_next_event(unsigned long delta,
        au_writel(delta, SYS_RTCMATCH2);
        au_sync();
 
+#ifdef CONFIG_MIPS_DB1300
+       if (++delayer % 1000 == 0) {
+               db_set_hex_dots(dots++);
+               dots %= 4;
+       }
+#endif
+
        return 0;
 }
 
-- 
1.5.4.3