mb/google/nissa/pujjo: Change TPM I2C freqeuncy to 1 MHz
Change the TPM I2C freqeuncy to 1 MHz for pujjo.
BUG=b:249953707
TEST=On pujjo, all timing requirements in the spec are met.
Frequencies:
pujjo - 987.80 kHz
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Change-Id: If99b5022a9b67e9c63c440a1e398d56bb2c467e2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68098
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
diff --git a/src/mainboard/google/brya/variants/pujjo/overridetree.cb b/src/mainboard/google/brya/variants/pujjo/overridetree.cb
index a043b46..d7d36e1 100644
--- a/src/mainboard/google/brya/variants/pujjo/overridetree.cb
+++ b/src/mainboard/google/brya/variants/pujjo/overridetree.cb
@@ -126,11 +126,11 @@
register "common_soc_config" = "{
.i2c[0] = {
.early_init = 1,
- .speed = I2C_SPEED_FAST,
+ .speed = I2C_SPEED_FAST_PLUS,
.speed_config[0] = {
- .speed = I2C_SPEED_FAST,
- .scl_lcnt = 160,
- .scl_hcnt = 79,
+ .speed = I2C_SPEED_FAST_PLUS,
+ .scl_lcnt = 55,
+ .scl_hcnt = 30,
.sda_hold = 7,
}
},