From 96fe11c3dace9038e2df0e7c4625d1c3e330425f Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Thu, 23 Jan 2020 11:48:15 -0700 Subject: i2c: designware_i2c: Add spike supression Some versions of this peripheral include a spike-suppression phase of the bus. Add support for this. Signed-off-by: Simon Glass Reviewed-by: Heiko Schocher --- drivers/i2c/designware_i2c_pci.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/i2c/designware_i2c_pci.c') diff --git a/drivers/i2c/designware_i2c_pci.c b/drivers/i2c/designware_i2c_pci.c index 2b974a07c33..50f03e3d905 100644 --- a/drivers/i2c/designware_i2c_pci.c +++ b/drivers/i2c/designware_i2c_pci.c @@ -62,6 +62,8 @@ static int designware_i2c_pci_ofdata_to_platdata(struct udevice *dev) if (IS_ENABLED(CONFIG_INTEL_BAYTRAIL)) /* Use BayTrail specific timing values */ priv->scl_sda_cfg = &byt_config; + if (dev_get_driver_data(dev) == INTEL_APL) + priv->has_spk_cnt = true; return designware_i2c_ofdata_to_platdata(dev); } -- cgit v1.2.3