moved from switch-sw: SPLL, slave mode fix

Tom's fix for helper PLL, in Slave mode it should use RX clock instead of REF clock.

moved from switch-sw: SPLL, slave mode fix
Tom's fix for helper PLL, in Slave mode it should use RX clock instead of REF clock.
8e5c3e8d · Grzegorz Daniluk · 75b927a4 · 8e5c3e8d
Commit 8e5c3e8d authored Oct 29, 2013 by Grzegorz Daniluk
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softpll_ng.c softpll/softpll_ng.c +7 -1

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--- a/softpll/softpll_ng.c
+++ b/softpll/softpll_ng.c
@@ -340,8 +340,14 @@ void spll_init(int mode, int slave_ref_channel, int align_pps)
 	else
 		s->seq_state = SEQ_CLEAR_DACS;

+	int helper_ref;
+	
+	if( mode == SPLL_MODE_SLAVE)
+		helper_ref = slave_ref_channel; // Slave mode: lock the helper to an uplink port
+	else
+		helper_ref = spll_n_chan_ref; // Master/GM mode: lock the helper to the local ref clock

-	helper_init(&s->helper, spll_n_chan_ref);
+	helper_init(&s->helper, helper_ref);
 	mpll_init(&s->mpll, slave_ref_channel, spll_n_chan_ref);

 	for (i = 0; i < spll_n_chan_out - 1; i++) {