diff options
| author | Lijian Zhao <lijian.zhao@intel.com> | 2019-02-26 23:57:10 -0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-03-14 11:48:30 +0000 |
| commit | eed64473fdc6056ad96557f7e16e22855816746e (patch) | |
| tree | 5efcc30bf09dca069ae9e1fd8849845a2c001cfd /src/mainboard | |
| parent | 374c04aaec4a6d23a7c2f69bcc8d8580897de674 (diff) | |
| download | coreboot-eed64473fdc6056ad96557f7e16e22855816746e.tar.xz | |
mb/google/arcada: Update USB2 port6 AFE setting
Accoriding to 574354, we need to tune each port to pass eye diagram
other than just use recommanded setting as they are base guidence only.
Bug=b:124407280
TEST=Build and boot up on arcada board.
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Change-Id: I587695809b368edd33852c4241de097ca31e9d66
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31632
Reviewed-by: Pratikkumar V Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/sarien/variants/arcada/devicetree.cb | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mainboard/google/sarien/variants/arcada/devicetree.cb b/src/mainboard/google/sarien/variants/arcada/devicetree.cb index c966e9ac68..c0411e1564 100644 --- a/src/mainboard/google/sarien/variants/arcada/devicetree.cb +++ b/src/mainboard/google/sarien/variants/arcada/devicetree.cb @@ -125,7 +125,14 @@ chip soc/intel/cannonlake register "usb2_ports[3]" = "USB2_PORT_EMPTY" register "usb2_ports[4]" = "USB2_PORT_EMPTY" register "usb2_ports[5]" = "USB2_PORT_LONG(OC_SKIP)" # Camera - register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)" # WWAN + register "usb2_ports[6]" = "{ + .enable = 1, \ + .ocpin = OC_SKIP, \ + .tx_bias = USB2_BIAS_0MV, \ + .tx_emp_enable = USB2_DE_EMP_ON_PRE_EMP_ON, \ + .pre_emp_bias = USB2_BIAS_28P15MV, \ + .pre_emp_bit = USB2_HALF_BIT_PRE_EMP, \ + }" # WWAN register "usb2_ports[7]" = "USB2_PORT_MID(OC_SKIP)" # USH register "usb2_ports[8]" = "USB2_PORT_MID(OC_SKIP)" # Fingerprint register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)" # Bluetooth |