i2c: designware_i2c: Add spike supression
authorSimon Glass <sjg@chromium.org>
Thu, 23 Jan 2020 18:48:15 +0000 (11:48 -0700)
committerHeiko Schocher <hs@denx.de>
Mon, 27 Jan 2020 06:22:01 +0000 (07:22 +0100)
commit96fe11c3dace9038e2df0e7c4625d1c3e330425f
tree031e52df4c897ca563ccf299ba16b2eaa7fe53bd
parente71b6f6622d6a3380d866943799f36e473a3cd9b
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 <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
drivers/i2c/designware_i2c.c
drivers/i2c/designware_i2c.h
drivers/i2c/designware_i2c_pci.c