dev/pps_gen.c: added PPS enable/disable feature

16a42ca1 · Tomasz Wlostowski · 358edecc · 16a42ca1
Commit 16a42ca1 authored Nov 02, 2011 by Tomasz Wlostowski
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pps_gen.c dev/pps_gen.c +11 -0

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--- a/dev/pps_gen.c
+++ b/dev/pps_gen.c
@@ -23,6 +23,7 @@ void pps_gen_init()
 	cr = PPSG_CR_CNT_EN | PPSG_CR_PWIDTH_W(PPS_PULSE_WIDTH);
  
  ppsg_writel( PPSG_REG_CR, cr);
+  ppsg_writel( PPSG_REG_ESCR, 0);

  ppsg_writel( PPSG_REG_ADJ_UTCLO, 100 );
  ppsg_writel( PPSG_REG_ADJ_UTCHI, 0);
@@ -83,3 +84,13 @@ void pps_gen_get_time(uint32_t *utc, uint32_t *cntr_nsec)
  if(utc) *utc = utc_lo;
  if(cntr_nsec) *cntr_nsec = cyc_after;
 }
+
+
+void pps_gen_enable_output(int enable)
+{
+ 	if(enable)
+		ppsg_writel(PPSG_REG_ESCR, PPSG_ESCR_PPS_VALID  | PPSG_ESCR_TM_VALID);
+	else
+		ppsg_writel(PPSG_REG_ESCR, 0);
+}
+