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3 Commits

Author SHA1 Message Date
Beniamino Galvani
989bb924c4 i2c: meson: fix return codes on error 
Change meson_i2c_xfer_msg() to return -EREMOTEIO in case of NACK, as
done by other drivers. Also, don't change the return error in
meson_i2c_xfer().

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
 2017-12-07 09:28:31 +01:00
Beniamino Galvani
8c47ab6b3b i2c: meson: reduce timeout 
The datasheet doesn't specify a suggested timeout and 500ms seems very
long: reduce it to 100ms.

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
 2017-12-07 09:28:21 +01:00
Beniamino Galvani
f8d9ca1833 i2c: add Amlogic Meson driver 
Add a driver for the I2C controller available on Amlogic Meson SoCs.

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
 2017-11-20 10:11:34 +01:00