kunimitsu: Add device properties for Nuvoton codec
This patch added default values for two SAR properies
introduced by updated nau8825 codec driver. Also updated
sar-threshold to improve button detection accuracy.
Bug=chrome-os-partner:49394
BRANCH=glados
TEST=Build for kunimitsu. Tested with 4-button headset
Change-Id: I3e222ff58c1483e261acf1cea297164966bf8689
Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/322241
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/mainboard/intel/kunimitsu/acpi/mainboard.asl b/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
index e71ddb6..17e7355 100644
--- a/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
+++ b/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
@@ -212,7 +212,7 @@
*/
Package () { "nuvoton,sar-threshold-num", 4 },
Package () { "nuvoton,sar-threshold",
- Package() { 0x0a, 0x14, 0x26, 0x73 } },
+ Package() { 0x08, 0x12, 0x26, 0x73 } },
/*
* Coeff 0-15 used to adjust threshold level
* 0 for low resist range
@@ -220,6 +220,8 @@
Package () { "nuvoton,sar-hysteresis", 0 },
/* SAR tracking gain based on 2.754 micbias-voltage */
Package () { "nuvoton,sar-voltage", 6 },
+ Package () { "nuvoton,sar-compare-time", 1 },
+ Package () { "nuvoton,sar-sampling-time", 1 },
/* 100ms short key press debounce */
Package () { "nuvoton,short-key-debounce", 3 },
/* 2^(7+2) = 512 ms insert/eject debounce */
