From d3a767f47ef4de8a995d60df196ba4a3a399847c Mon Sep 17 00:00:00 2001 From: Kane Chen Date: Tue, 9 Mar 2021 11:14:35 +0800 Subject: mb/google/zork/var/shuboz: adjust I2C2 data hold time for TP Add ".data_hold_time_ns" to follow I2C specification. The adjusted result aobut 0.315us(more than 0.3us) BUG=b:181091107 BRANCH=zork TEST=emerge-zork coreboot chromeos-bootimage Signed-off-by: Kane Chen Change-Id: Id92fadcb54b9722709e32ced1f0be001b8c97975 Reviewed-on: https://review.coreboot.org/c/coreboot/+/51361 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/mainboard/google/zork/variants/shuboz/overridetree.cb | 1 + 1 file changed, 1 insertion(+) (limited to 'src') diff --git a/src/mainboard/google/zork/variants/shuboz/overridetree.cb b/src/mainboard/google/zork/variants/shuboz/overridetree.cb index 16c18b5117..bfdb7350cd 100644 --- a/src/mainboard/google/zork/variants/shuboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/shuboz/overridetree.cb @@ -29,6 +29,7 @@ chip soc/amd/picasso .speed = I2C_SPEED_FAST, .rise_time_ns = 18, /* 0 to 2.31 (3.3 * .7) */ .fall_time_ns = 57, /* 2.31 to 0 */ + .data_hold_time_ns = 335, }" # I2C3 for H1 -- cgit v1.2.3