Johnny Li has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/42908 )
Change subject: mb/google/volteer/variants/volteer : Tune I2C5 params for Trackpad ......................................................................
mb/google/volteer/variants/volteer : Tune I2C5 params for Trackpad
This change updates scl_lcnt,scl_hcnt,scl_hcnt value for I2C5 to bring the bus frequency closer to 400kHz.
BUG=b:157999726 TEST= Verified that I2C5 frequency is between 389-396kHz.
Change-Id: I71d68f288c4e0560895fea144526f9319cefe888 --- M src/mainboard/google/volteer/variants/volteer/overridetree.cb 1 file changed, 17 insertions(+), 17 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/08/42908/1
diff --git a/src/mainboard/google/volteer/variants/volteer/overridetree.cb b/src/mainboard/google/volteer/variants/volteer/overridetree.cb index 203af28..29e14a4 100644 --- a/src/mainboard/google/volteer/variants/volteer/overridetree.cb +++ b/src/mainboard/google/volteer/variants/volteer/overridetree.cb @@ -88,23 +88,23 @@ end end end # PMC - # Intel Common SoC Config - #+-------------------+---------------------------+ - #| Field | Value | - #+-------------------+---------------------------+ - #| chipset_lockdown | CHIPSET_LOCKDOWN_COREBOOT | - #| GSPI0 | cr50 TPM. Early init is | - #| | required to set up a BAR | - #| | for TPM communication | - #| | before memory is up | - #| GSPI1 | Fingerprint MCU | - #| I2C0 | Audio | - #| I2C1 | Touchscreen | - #| I2C2 | WLAN, SAR0 | - #| I2C3 | Camera, SAR1 | - #| I2C5 | Trackpad | - #+-------------------+---------------------------+ - register "common_soc_config" = "{ + # Intel Common SoC Config + #+-------------------+---------------------------+ + #| Field | Value | + #+-------------------+---------------------------+ + #| chipset_lockdown | CHIPSET_LOCKDOWN_COREBOOT | + #| GSPI0 | cr50 TPM. Early init is | + #| | required to set up a BAR | + #| | for TPM communication | + #| | before memory is up | + #| GSPI1 | Fingerprint MCU | + #| I2C0 | Audio | + #| I2C1 | Touchscreen | + #| I2C2 | WLAN, SAR0 | + #| I2C3 | Camera, SAR1 | + #| I2C5 | Trackpad | + #+-------------------+---------------------------+ + register "common_soc_config" = "{ .chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT, .gspi[0] = { .speed_mhz = 1,
Johnny Li has abandoned this change. ( https://review.coreboot.org/c/coreboot/+/42908 )
Change subject: mb/google/volteer/variants/volteer : Tune I2C5 params for Trackpad ......................................................................
Abandoned
merge conflict