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SubjectRe: [PATCH v3 0/3] implement I2C retries for mXT1368
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Hello Dmitry and all

Kind reminder on this patch-set


Thanks,
Jiada

On 2020/10/01 0:12, Jiada Wang wrote:
> According to datasheet, mXT1386 chip has a WAKE line, it is used
> to wake the chip up from deep sleep mode before communicating with
> it via the I2C-compatible interface.
>
> if the WAKE line is connected to a GPIO line, the line must be
> asserted 25 ms before the host attempts to communicate with the
> mXT1386.
> If the WAKE line is connected to the SCL pin, the mXT1386 will send
> a NACK on the first attempt to address it, the host must then retry
> 25 ms later.
>
> This patch adds compatible string "atmel,mXT1386" for mXT1386 controller,
> when I2C transfer on mXT1386 fails, retry the transfer once after a
> 25 ms sleep.
>
>
> Jiada Wang (3):
> dt-bindings: input: atmel: add compatible for mXT1386
> Input: atmel_mxt_ts - implement I2C retries for mXT1368
> ARM: tegra: add mXT1386 compatible
>
> ---
> v3:
> change compatible string to lowercase
>
> v2:
> add bool retry_i2c_transfers to struct mxt_data,
> to indicate whether retry is needed when i2c transfer fails
>
> v1: initial version
> ---
> .../bindings/input/atmel,maxtouch.txt | 1 +
> .../boot/dts/tegra20-acer-a500-picasso.dts | 2 +-
> drivers/input/touchscreen/atmel_mxt_ts.c | 62 +++++++++++++++----
> 3 files changed, 52 insertions(+), 13 deletions(-)
>

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