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authorMark Hsieh <mark_hsieh@wistron.corp-partner.google.com>2021-11-10 20:58:49 +0800
committerPaul Fagerburg <pfagerburg@chromium.org>2021-11-11 15:50:42 +0000
commit03c3d5d68ea5c4758c0e3dc9dd15a7013b2105bd (patch)
treebe3ea454135168de7232d4559aed168d84800b7c /src
parent5164e4b03f8f05917e869456d481d0fd0ae3a69b (diff)
mb/google/brya/var/gimble: Improve USB2 eye diagram of DB Type-C port
- Set MAX OC1 to USB2_C1 BUG=b:205676803 TEST=USE="project_gimble emerge-brya coreboot" and verify it builds without error. Signed-off-by: Mark Hsieh <mark_hsieh@wistron.corp-partner.google.com> Change-Id: Idcf13ad072ae5d7a897f54adb19e6b2b068609dc Reviewed-on: https://review.coreboot.org/c/coreboot/+/59100 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Zhuohao Lee <zhuohao@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/brya/variants/gimble/overridetree.cb1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/gimble/overridetree.cb b/src/mainboard/google/brya/variants/gimble/overridetree.cb
index c015009c00..842dd00c06 100644
--- a/src/mainboard/google/brya/variants/gimble/overridetree.cb
+++ b/src/mainboard/google/brya/variants/gimble/overridetree.cb
@@ -34,6 +34,7 @@ chip soc/intel/alderlake
register "SaGv" = "SaGv_Enabled"
register "TcssAuxOri" = "1"
register "typec_aux_bias_pads[0]" = "{.pad_auxp_dc = GPP_E22, .pad_auxn_dc = GPP_E23}"
+ register "usb2_ports[1]" = "USB2_PORT_MAX(OC1)" # set MAX to USB2_C1 for eye diagram
register "usb2_ports[2]" = "USB2_PORT_EMPTY" # Disable USB2_C2
register "usb2_ports[3]" = "USB2_PORT_EMPTY" # M.2 WWAN
register "usb2_ports[7]" = "USB2_PORT_MID(OC_SKIP)" # Type-A MLB Port