pinctrl: ingenic: Add X1600 groups for each I2S system clock

The X1600 has a system clock (MCLK) pin for each direction: PB22 for
receive, PB26 for transmit. "i2s-sysclk" takes both, which a board that
only plays cannot use when PB22 has another job. Add "i2s-sysclk-rx" and
"i2s-sysclk-tx" for one each.

Used on a HiBy R1, which only plays and has an interrupt input on PB22:
its DAC takes MCLK from "i2s-sysclk-tx".

Signed-off-by: Olivier Louvignes <olivier@mgcrea.io>
Reviewed-By: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Linus Walleij <linusw@kernel.org>

0 files changed, 0 insertions, 0 deletions