Subject: Re: [PATCH net-next v2 2/6] net: txgbe: Implement I2C bus master driver

From: Jarkko Nikula <[email-masked]>
Date: Tue, 11 Apr 2023 13:08:47 +0300

Hi

On 4/11/23 12:32, Jiawen Wu wrote:
> +Cc: Jarkko Nikula <[email-masked]>
> 
>> -----Original Message-----
>> From: Jiawen Wu <[email-masked]>
>> Sent: Tuesday, April 11, 2023 5:27 PM
>> To: [email-masked]; [email-masked]
>> Cc: [email-masked]; [email-masked];
>> [email-masked]; Jiawen Wu <[email-masked]>
>> Subject: [PATCH net-next v2 2/6] net: txgbe: Implement I2C bus master
>> driver
>>
>> Implement I2C bus driver to send and receive I2C messages.
>>
>> This I2C license the IP of Synopsys Designware, but without interrupt
>> support on the hardware design. It seems that polling mode needs to be
>> added in Synopsys Designware I2C driver. But currently it can only be
>> driven by this I2C bus master driver.
>>
>> Signed-off-by: Jiawen Wu <[email-masked]>
>> ---
>>   drivers/net/ethernet/wangxun/Kconfig          |   1 +
>>   .../net/ethernet/wangxun/txgbe/txgbe_phy.c    | 153
>> ++++++++++++++++++
>>   .../net/ethernet/wangxun/txgbe/txgbe_type.h   |  23 +++
>>   3 files changed, 177 insertions(+)
>>
Looks like your use case has similarities with the commit 17631e8ca2d3 
("i2c: designware: Add driver support for AMD NAVI GPU").