<p>Justin TerAvest has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/c/coreboot/+/30129">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">mb/google/octopus/var/ampton: Tune I2C Audio<br><br>The previous settings caused the I2C frequency for the audio bus to be<br>too high, at 417kHz. The settings in this commit correct the frequency<br>to 396kHz.<br><br>BUG=b:119423345<br><br>Change-Id: Ibed886e6e1b0df4df6b87f6291e515364b3bf718<br>Signed-off-by: Justin TerAvest <teravest@chromium.org><br>---<br>M src/mainboard/google/octopus/variants/ampton/overridetree.cb<br>1 file changed, 3 insertions(+), 2 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://review.coreboot.org:29418/coreboot refs/changes/29/30129/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/mainboard/google/octopus/variants/ampton/overridetree.cb b/src/mainboard/google/octopus/variants/ampton/overridetree.cb</span><br><span>index 46d4dcd..b3f9416 100644</span><br><span>--- a/src/mainboard/google/octopus/variants/ampton/overridetree.cb</span><br><span>+++ b/src/mainboard/google/octopus/variants/ampton/overridetree.cb</span><br><span>@@ -12,8 +12,9 @@</span><br><span>              },</span><br><span>           .i2c[5] = {</span><br><span>                  .speed = I2C_SPEED_FAST,</span><br><span style="color: hsl(0, 100%, 40%);">-                        .rise_time_ns = 104,</span><br><span style="color: hsl(0, 100%, 40%);">-                    .fall_time_ns = 52,</span><br><span style="color: hsl(120, 100%, 40%);">+                   .rise_time_ns = 60,</span><br><span style="color: hsl(120, 100%, 40%);">+                   .fall_time_ns = 20,</span><br><span style="color: hsl(120, 100%, 40%);">+                   .data_hold_time_ns = 350,</span><br><span>            },</span><br><span>           .i2c[6] = {</span><br><span>                  .speed = I2C_SPEED_FAST,</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/c/coreboot/+/30129">change 30129</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://review.coreboot.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://review.coreboot.org/c/coreboot/+/30129"/><meta itemprop="name" content="View Change"/></div></div>

<div style="display:none"> Gerrit-Project: coreboot </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: Ibed886e6e1b0df4df6b87f6291e515364b3bf718 </div>
<div style="display:none"> Gerrit-Change-Number: 30129 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Justin TerAvest <teravest@chromium.org> </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>