From de63e657b8f39c215a62d26322f19ac8aa499d78 Mon Sep 17 00:00:00 2001
From: Robert Jordens <rj@m-labs.hk>
Date: Thu, 1 Mar 2018 14:49:48 +0100
Subject: [PATCH] kasli/si5324: lock to 100 MHz with highest available
 bandwidth

---
 artiq/firmware/runtime/main.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/artiq/firmware/runtime/main.rs b/artiq/firmware/runtime/main.rs
index 3066ea9b3..b2756ff31 100644
--- a/artiq/firmware/runtime/main.rs
+++ b/artiq/firmware/runtime/main.rs
@@ -113,7 +113,7 @@ fn startup() {
 #[cfg(si5324_as_synthesizer)]
 fn setup_si5324_as_synthesizer()
 {
-    // 125MHz output, from 100MHz CLKIN2 reference, 9 Hz
+    // 125MHz output, from 100MHz CLKIN2 reference, 586 Hz
     #[cfg(all(rtio_frequency = "125.0", si5324_ext_ref))]
     const SI5324_SETTINGS: board_artiq::si5324::FrequencySettings
         = board_artiq::si5324::FrequencySettings {
@@ -123,7 +123,7 @@ fn setup_si5324_as_synthesizer()
         n2_ls  : 260,
         n31    : 65,
         n32    : 52,
-        bwsel  : 10,
+        bwsel  : 4,
         crystal_ref: false
     };
     // 125MHz output, from crystal, 7 Hz