diff options
| author | Rob Barnes <robbarnes@google.com> | 2020-10-20 11:12:47 -0600 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2020-10-23 16:26:00 +0000 |
| commit | a10229269a2800403df589e2f7840e52eee589a4 (patch) | |
| tree | 7cd21440968f24258bc5db82014388e654c9abfc /src/mainboard | |
| parent | eef5cadca8b656ddd745f74557c1c7b62a144688 (diff) | |
mb/google/zork/woomax: Adjust disconnect threshold
The disconnect voltage needs to be adjusted up because the HS DC voltage
level is 0xF.
BUG=b:170879690
TEST=Servo_v4 USB hub functions
BRANCH=zork
Change-Id: If8662015a45c57e457b4593e55af888084842f58
Signed-off-by: Rob Barnes <robbarnes@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46601
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/zork/variants/woomax/overridetree.cb | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mainboard/google/zork/variants/woomax/overridetree.cb b/src/mainboard/google/zork/variants/woomax/overridetree.cb index 19d66fcfbd..e9d66f9a77 100644 --- a/src/mainboard/google/zork/variants/woomax/overridetree.cb +++ b/src/mainboard/google/zork/variants/woomax/overridetree.cb @@ -24,7 +24,7 @@ chip soc/amd/picasso # End : OPN Performance Configuration #USB 2.0 strength register "usb_2_port_tune_params[0]" = "{ - .com_pds_tune = 0x03, + .com_pds_tune = 0x07, .sq_rx_tune = 0x3, .tx_fsls_tune = 0x3, .tx_pre_emp_amp_tune = 0x03, @@ -36,7 +36,7 @@ chip soc/amd/picasso }" register "usb_2_port_tune_params[3]" = "{ - .com_pds_tune = 0x03, + .com_pds_tune = 0x07, .sq_rx_tune = 0x3, .tx_fsls_tune = 0x3, .tx_pre_emp_amp_tune = 0x03, |