[PATCH v2] i2c: add Rockchip i2c controller support

[Sascha Hauer]

On Fri, Jan 14, 2022 at 09:54:25AM +0100, Ahmad Fatoum wrote:
> For addressing the PMIC on Rockchip platforms, add an i2c controller
> driver. Tested with rk3399 and rk808.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
> ---
> v1 -> v2:
>   - remove unneeded udelay(1)s (Sascha)
>   - use readl_poll_timeout
>   - fix typos, copy-paste leftovers (Sascha)
>   - early exit on NAK (Sascha)
> ---
>  drivers/i2c/busses/Kconfig        |   8 +
>  drivers/i2c/busses/Makefile       |   1 +
>  drivers/i2c/busses/i2c-rockchip.c | 458 ++++++++++++++++++++++++++++++
>  3 files changed, 467 insertions(+)
>  create mode 100644 drivers/i2c/busses/i2c-rockchip.c

Applied, thanks

Sascha

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