From 5c4056dd02166cccac4fa6b1cc0109b3de93bc57 Mon Sep 17 00:00:00 2001 From: Stanley Wu Date: Wed, 3 Mar 2021 15:37:15 +0800 Subject: mb/google/dedede/var/boten: Configure I2C5 p-sensor high and low time Configure I2C bus 5 high and low time for p-sensor device. BUG=b:181727056 TEST=Measured the I2C bus frequency reduce to 387 KHz. Change-Id: I4b6d78d84b8ea145093f52bbb13684e2c6aa979c Signed-off-by: Stanley Wu Reviewed-on: https://review.coreboot.org/c/coreboot/+/51198 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- src/mainboard/google/dedede/variants/boten/overridetree.cb | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src') diff --git a/src/mainboard/google/dedede/variants/boten/overridetree.cb b/src/mainboard/google/dedede/variants/boten/overridetree.cb index 9ff12bece4..3541a747a5 100644 --- a/src/mainboard/google/dedede/variants/boten/overridetree.cb +++ b/src/mainboard/google/dedede/variants/boten/overridetree.cb @@ -51,6 +51,12 @@ chip soc/intel/jasperlake }, .i2c[5] = { .speed = I2C_SPEED_FAST, + .speed_config[0] = { + .speed = I2C_SPEED_FAST, + .scl_lcnt = 190, + .scl_hcnt = 100, + .sda_hold = 40, + } }, }" -- cgit v1.2.3