Rizwan Qureshi (rizwan.qureshi@intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/18215
-gerrit
commit 4443ab4134ccc981b18de6fe145f8b5f50f259c0 Author: Rizwan Qureshi rizwan.qureshi@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@intel.com Signed-off-by: Dylan Reid dgreid@chromium.org --- src/mainboard/google/poppy/Kconfig | 3 +++ src/mainboard/google/poppy/devicetree.cb | 17 ++++++++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/google/poppy/Kconfig b/src/mainboard/google/poppy/Kconfig index 59c9f6c..6cdbdd6 100644 --- a/src/mainboard/google/poppy/Kconfig +++ b/src/mainboard/google/poppy/Kconfig @@ -21,6 +21,9 @@ config CHROMEOS config DRIVERS_I2C_GENERIC def_bool y
+config DRIVERS_I2C_MAX98927 + def_bool y + config GBB_HWID string depends on CHROMEOS 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