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path: root/src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb
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Diffstat (limited to 'src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb')
-rw-r--r--src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb19
1 files changed, 18 insertions, 1 deletions
diff --git a/src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb b/src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb
index e5157efd07..3e60ed946b 100644
--- a/src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb
+++ b/src/mainboard/intel/cannonlake_rvp/variants/cnl_u/devicetree.cb
@@ -70,6 +70,13 @@ chip soc/intel/cannonlake
# GPIO for SD card detect
register "sdcard_cd_gpio" = "GPP_G5"
+ # Audio
+ register "i2c[3]" = "{
+ .speed = I2C_SPEED_STANDARD,
+ .rise_time_ns = 104,
+ .fall_time_ns = 52,
+ }"
+
device domain 0 on
device pci 00.0 on end # Host Bridge
device pci 02.0 on end # Integrated Graphics Device
@@ -84,7 +91,17 @@ chip soc/intel/cannonlake
device pci 15.0 on end # I2C #0
device pci 15.1 on end # I2C #1
device pci 15.2 off end # I2C #2
- device pci 15.3 off end # I2C #3
+ device pci 15.3 on
+ chip drivers/i2c/max98373
+ register "interleave_mode" = "1"
+ register "vmon_slot_no" = "4"
+ register "imon_slot_no" = "5"
+ register "uid" = "0"
+ register "desc" = ""Right Speaker Amp""
+ register "name" = ""MAXR""
+ device i2c 32 on end
+ end
+ end # I2C #3
device pci 16.0 on end # Management Engine Interface 1
device pci 16.1 off end # Management Engine Interface 2
device pci 16.2 off end # Management Engine IDE-R