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authorAlanKY Lee <alanky_lee@compal.corp-partner.google.com>2022-10-27 16:43:24 +0800
committerMartin L Roth <gaumless@gmail.com>2022-10-29 02:42:43 +0000
commitbf2f6e27297571da6d15ad93dd71bf0c0b38281b (patch)
tree738efcceea61343d5cdb349caabe28dcc4b46368
parent1799290ea2bb628516485bfb14a7fb809c21e5f9 (diff)
mb/google/brya/var/skolas: Adjust I2C3 CLK to meet 400 kHz
Fine tune I2C3 clock frequency under the 400 kHz. From 402.7 kHz to 382.9 kHz. BUG=b:255505160 BRANCH=firmware-brya-14505.B TEST=FW_NAME="skolas" emerge-brya coreboot chromeos-bootimage measure by scope with skolas Signed-off-by: AlanKY Lee <alanky_lee@compal.corp-partner.google.com> Change-Id: Ib6c3f895751387256378964ec76be45a4fcbba4e Reviewed-on: https://review.coreboot.org/c/coreboot/+/68906 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
-rw-r--r--src/mainboard/google/brya/variants/skolas/overridetree.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/brya/variants/skolas/overridetree.cb b/src/mainboard/google/brya/variants/skolas/overridetree.cb
index 110ca42e1a..fe60e90dfc 100644
--- a/src/mainboard/google/brya/variants/skolas/overridetree.cb
+++ b/src/mainboard/google/brya/variants/skolas/overridetree.cb
@@ -95,7 +95,7 @@ chip soc/intel/alderlake
},
.i2c[3] = {
.speed = I2C_SPEED_FAST,
- .rise_time_ns = 650,
+ .rise_time_ns = 600,
.fall_time_ns = 400,
.data_hold_time_ns = 50,
},