From 08618bd2ab6d456309539d8fbdbca3e7391b938c Mon Sep 17 00:00:00 2001 From: John Su Date: Wed, 2 Jan 2019 11:09:02 +0800 Subject: mb/google/sarien: Modify ELAN Touchpad i2c bus clk Modify ELAN touchpad bus i2c clk from 466Khz to 400Khz. BUG=b:119628524 BRANCH=master TEST=measure ELAN Touchpad CLK Change-Id: Ia8433c6ef320cea9a0145db4ba440d67ccd0f41e Signed-off-by: John Su Reviewed-on: https://review.coreboot.org/c/30588 Reviewed-by: Lijian Zhao Reviewed-by: Duncan Laurie Tested-by: build bot (Jenkins) --- src/mainboard/google/sarien/variants/sarien/devicetree.cb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mainboard/google/sarien/variants/sarien/devicetree.cb b/src/mainboard/google/sarien/variants/sarien/devicetree.cb index 0b8e5c6519..358d131b3f 100644 --- a/src/mainboard/google/sarien/variants/sarien/devicetree.cb +++ b/src/mainboard/google/sarien/variants/sarien/devicetree.cb @@ -74,8 +74,8 @@ chip soc/intel/cannonlake }, .i2c[1] = { .speed = I2C_SPEED_FAST, - .rise_time_ns = 290, - .fall_time_ns = 110, + .rise_time_ns = 176, + .fall_time_ns = 15, }, .i2c[4] = { .early_init = 1, -- cgit v1.2.3