mb/google/brya/var/marasov: Configure I2C high and low time
Adjust I2C speed for codec, TPM, touchpad, touchscreen.
BUG=b:260565911
TEST=Built and verified adjusted I2C speed
Signed-off-by: Frank Chu <Frank_Chu@pegatron.corp-partner.google.com>
Change-Id: Idcec6e401992d30dff01940c50473cba48cffc19
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70232
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Frank Chu <frank_chu@pegatron.corp-partner.google.com>
diff --git a/src/mainboard/google/brya/variants/marasov/overridetree.cb b/src/mainboard/google/brya/variants/marasov/overridetree.cb
index 832554e..3cf1387 100644
--- a/src/mainboard/google/brya/variants/marasov/overridetree.cb
+++ b/src/mainboard/google/brya/variants/marasov/overridetree.cb
@@ -36,16 +36,28 @@
register "common_soc_config" = "{
.i2c[0] = {
.speed = I2C_SPEED_FAST,
+ .rise_time_ns = 650,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
},
.i2c[1] = {
.early_init = 1,
.speed = I2C_SPEED_FAST,
+ .rise_time_ns = 600,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
},
.i2c[3] = {
.speed = I2C_SPEED_FAST,
+ .rise_time_ns = 650,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
},
.i2c[5] = {
.speed = I2C_SPEED_FAST,
+ .rise_time_ns = 650,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
},
}"
register "sagv" = "SaGv_Enabled"