[coreboot-gerrit] [XS] Change in coreboot[main]: mb/google/brya/var/dochi: Adjust I2C3 Waveform to meet SPEC

[Morris Hsu (Code Review)]

Morris Hsu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/80146?usp=email )

Change subject: mb/google/brya/var/dochi: Adjust I2C3 Waveform to meet SPEC
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mb/google/brya/var/dochi: Adjust I2C3 Waveform to meet SPEC

Tuning i2c3 frequency ,timing ,Waveform to meet SPEC

BUG=b:318339970
TEST=emerge-brya coreboot and Touchpanel can work.

Change-Id: Iad3bf3810fa794dd3852274d4532035a83c064e0
Signed-off-by: Morris Hsu 
---
M src/mainboard/google/brya/variants/dochi/overridetree.cb
1 file changed, 6 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/46/80146/1

diff --git a/src/mainboard/google/brya/variants/dochi/overridetree.cb b/src/mainboard/google/brya/variants/dochi/overridetree.cb
index 19ace7b..4f76579 100644
--- a/src/mainboard/google/brya/variants/dochi/overridetree.cb
+++ b/src/mainboard/google/brya/variants/dochi/overridetree.cb
@@ -75,6 +75,12 @@
    		.rise_time_ns = 550,
    		.fall_time_ns = 400,
    		.data_hold_time_ns = 50,
+			.speed_config[0] = {
+				.speed = I2C_SPEED_FAST,
+				.scl_lcnt = 190,
+				.scl_hcnt = 110,
+				.sda_hold = 40,
+			}
    	},
    	.i2c[5] = {
    		.speed = I2C_SPEED_FAST,