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authorDaniel Hellstrom <daniel@gaisler.com>2010-09-22 17:42:29 +0200
committerFrancois Retief <fgretief@spaceteq.co.za>2015-12-03 13:15:49 +0200
commitcb31eaa4b3e870e4520dd0ce6f9ce326dc9cf50b (patch)
tree4abf46d88c9627abcbc48d6b04098bbf7ca03234 /arch/sparc
parent574be25ea1b88ff1b7d213584b04b754f187e25d (diff)
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sparc: leon3: Clear all unused GPTIMER registers.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/cpu/leon3/cpu_init.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/sparc/cpu/leon3/cpu_init.c b/arch/sparc/cpu/leon3/cpu_init.c
index 20a6a25..0ce2f89 100644
--- a/arch/sparc/cpu/leon3/cpu_init.c
+++ b/arch/sparc/cpu/leon3/cpu_init.c
@@ -90,7 +90,7 @@ int arch_cpu_init(void)
int cpu_init_r(void)
{
ambapp_apbdev apbdev;
- int index, cpu;
+ int index, cpu, ntimers, i;
ambapp_dev_gptimer *timer = NULL;
unsigned int bus_freq;
@@ -135,6 +135,14 @@ int cpu_init_r(void)
timer->scalar = timer->scalar_reload =
(((bus_freq / 1000) + 500) / 1000) - 1;
+ /* Clear All Timers */
+ ntimers = timer->config & 0x7;
+ for (i = 0; i < ntimers; i++) {
+ timer->e[i].ctrl = GPTIMER_CTRL_IP;
+ timer->e[i].rld = 0;
+ timer->e[i].ctrl = GPTIMER_CTRL_LD;
+ }
+
index++;
}
if (!gptimer) {