Johnny Li has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/69135 )
Change subject: Configure TDC current for VR domains. +-----------+-------+-------+---------+-------------+----------+ | Setting | AC LL | DC LL | ICC MAX | TDC Current | TDC Time | | |(mOhms)|(mOhms)| (A) | (A) | (msec) | +-----------+-------+-------+---------+-------------+----------+ | IA | 2.8 | 2.8 | 80 | 43 | 28000 | +-----------+-------+-------+---------+-------------+----------+ | GT | 3.2 | 3.2 | 40 | 23 | 28000 | +-----------+-------+-------+---------+-------------+----------+ - IA TDC current from 20A to 43A. - GT TDC current from 20A to 23A. ......................................................................
Configure TDC current for VR domains. +-----------+-------+-------+---------+-------------+----------+ | Setting | AC LL | DC LL | ICC MAX | TDC Current | TDC Time | | |(mOhms)|(mOhms)| (A) | (A) | (msec) | +-----------+-------+-------+---------+-------------+----------+ | IA | 2.8 | 2.8 | 80 | 43 | 28000 | +-----------+-------+-------+---------+-------------+----------+ | GT | 3.2 | 3.2 | 40 | 23 | 28000 | +-----------+-------+-------+---------+-------------+----------+ - IA TDC current from 20A to 43A. - GT TDC current from 20A to 23A.
BUG=b:256754175 TEST=Build test image and use PTAT to check IA and GT value
Change-Id: Ife36655f077bae567bff3c3e33f779c990cf5ed9 --- M src/mainboard/google/brya/variants/crota/overridetree.cb 1 file changed, 48 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/35/69135/1
diff --git a/src/mainboard/google/brya/variants/crota/overridetree.cb b/src/mainboard/google/brya/variants/crota/overridetree.cb index 245d553..f90c546 100644 --- a/src/mainboard/google/brya/variants/crota/overridetree.cb +++ b/src/mainboard/google/brya/variants/crota/overridetree.cb @@ -21,6 +21,32 @@ register "sagv" = "SaGv_Enabled" register "max_dram_speed_mts" = "4800" register "cnvi_bt_audio_offload" = "1" + + # +-----------+-------+-------+---------+-------------+----------+ + # | Setting | AC LL | DC LL | ICC MAX | TDC Current | TDC Time | + # | |(mOhms)|(mOhms)| (A) | (A) | (msec) | + # +-----------+-------+-------+---------+-------------+----------+ + # | IA | 2.8 | 2.8 | 80 | 43 | 28000 | + # +-----------+-------+-------+---------+-------------+----------+ + # | GT | 3.2 | 3.2 | 40 | 23 | 28000 | + # +-----------+-------+-------+---------+-------------+----------+ + register "domain_vr_config[VR_DOMAIN_IA]" = "{ + .vr_config_enable = 1, + .ac_loadline = 280, + .dc_loadline = 280, + .icc_max = VR_CFG_AMP(80), + .tdc_timewindow = 28000, + .tdc_currentlimit = VR_CFG_TDC_AMP(43), + }" + + register "domain_vr_config[VR_DOMAIN_GT]" = "{ + .vr_config_enable = 1, + .ac_loadline = 320, + .dc_loadline = 320, + .icc_max = VR_CFG_AMP(40), + .tdc_timewindow = 28000, + .tdc_currentlimit = VR_CFG_TDC_AMP(23), + }"
# Acoustic settings register "acoustic_noise_mitigation" = "1"