[coreboot-gerrit] Patch set updated for coreboot: mainboard/google/poppy: Enable Maxim MAX98927 codec

Rizwan Qureshi (rizwan.qureshi@intel.com) gerrit at coreboot.org
Wed Feb 15 17:06:32 CET 2017


Rizwan Qureshi (rizwan.qureshi at intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/18215

-gerrit

commit 5c40bffcea47b3c8109c80f048d782e1331e66cf
Author: Rizwan Qureshi <rizwan.qureshi at intel.com>
Date:   Fri Jan 13 22:22:42 2017 +0530

    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 at intel.com>
    Signed-off-by: Dylan Reid <dgreid at chromium.org>
---
 src/mainboard/google/poppy/Kconfig       |  1 +
 src/mainboard/google/poppy/devicetree.cb | 17 ++++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/mainboard/google/poppy/Kconfig b/src/mainboard/google/poppy/Kconfig
index 59c9f6c..d5b4752 100644
--- a/src/mainboard/google/poppy/Kconfig
+++ b/src/mainboard/google/poppy/Kconfig
@@ -10,6 +10,7 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_TABLES
 	select MAINBOARD_HAS_CHROMEOS
 	select MAINBOARD_USES_FSP2_0
+	select DRIVERS_I2C_MAX98927
 	select NO_FADT_8042
 	select SOC_INTEL_KABYLAKE
 
diff --git a/src/mainboard/google/poppy/devicetree.cb b/src/mainboard/google/poppy/devicetree.cb
index a9e0cef..88ee84f 100644
--- a/src/mainboard/google/poppy/devicetree.cb
+++ b/src/mainboard/google/poppy/devicetree.cb
@@ -216,7 +216,22 @@ chip soc/intel/skylake
 		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



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