mb/google/ocelot/var/kodkod: Config touchpad I2C frequency

Configure the touchpad I2C bus high and low time.

BUG=b:466136598
TEST=Build and boot to OS in kodkod.
kodkod:/ # getevent
add device 2: /dev/input/event4
  name:     "Elan Touchpad"

Change-Id: I5c996ccf69e8dfe1485c7161ea2efd5579190975
Signed-off-by: Ian Feng <ian_feng@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/90423
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Reviewed-by: Pranava Y N <pranavayn@google.com>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>

src/mainboard/google/ocelot/variants/kodkod/overridetree.cb

@@ -64,6 +64,12 @@ chip soc/intel/pantherlake
 		.chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT,
 		.i2c[0] = {
 			.speed = I2C_SPEED_FAST,
+			.speed_config[0] = {
+				.speed = I2C_SPEED_FAST,
+				.scl_lcnt = 257,
+				.scl_hcnt = 257,
+				.sda_hold = 30,
+			}
 		},
 		.i2c[1] = {
                         .speed = I2C_SPEED_FAST,