commit 7ed1effebc83c86b72683c82aadeb19fa26e564b
author Rizwan Qureshi <rizwan.qureshi@intel.com> Fri Jan 13 22:22:42 2017 +0530
committer Martin Roth <martinroth@google.com> Tue Feb 21 06:03:57 2017 +0100
tree b08dc45f6fb2795c1884ed923dccdcfd0ffbb30f
parent 2f5446be4abd17b29c93443873b4d1ef5c56c90f

mainboard/google/poppy: Enable Maxim MAX98927 codec

Enable Maxim 98927 codec i2c device and add required
SSDT parameters.

BUG=chrome-os-partner:62051
BRANCH=None
TEST=with required driver support in kernel verify audio on poppy
on-board speakers.

Change-Id: Id731de42d77204d59f32ac4c33a245837d6e2107
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Signed-off-by: Dylan Reid <dgreid@chromium.org>
Reviewed-on: https://review.coreboot.org/18215
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Martin Roth <martinroth@google.com>

src/mainboard/google/poppy/devicetree.cb

diff --git a/src/mainboard/google/poppy/devicetree.cb b/src/mainboard/google/poppy/devicetree.cb
index 121174d..d9b3aa2 100644
--- a/src/mainboard/google/poppy/devicetree.cb
+++ b/src/mainboard/google/poppy/devicetree.cb
@@ -224,7 +224,22 @@
 		device pci 16.4 off end # Management Engine Interface 3
 		device pci 17.0 off end # SATA
 		device pci 19.0 on  end # UART #2
-		device pci 19.1 on  end # I2C #5
+		device pci 19.1 on
+			chip drivers/i2c/max98927
+				register "interleave_mode" = "1"
+				register "uid" = "0"
+				register "desc" = ""SSM4567 Right Speaker Amp""
+				register "name" = ""MAXR""
+				device i2c 39 on end
+			end
+			chip drivers/i2c/max98927
+				register "interleave_mode" = "1"
+				register "uid" = "1"
+				register "desc" = ""SSM4567 Left Speaker Amp""
+				register "name" = ""MAXL""
+				device i2c 3A on end
+			end
+		end # I2C #5
 		device pci 19.2 on  end # I2C #4
 		device pci 1c.0 on
 			chip drivers/intel/wifi