Re: [PATCH v5 11/11] i2c: designware: Add Baikal-T1 System I2C support

From: Andy Shevchenko
Date: Wed May 27 2020 - 12:05:57 EST


On Wed, May 27, 2020 at 06:30:46PM +0300, Serge Semin wrote:
> Baikal-T1 System Controller is equipped with a dedicated I2C Controller
> which functionality is based on the DW APB I2C IP-core, the only
> difference in a way it' registers are accessed. There are three access
> register provided in the System Controller registers map, which indirectly
> address the normal DW APB I2C registers space. So in order to have the
> Baikal-T1 System I2C Controller supported by the common DW APB I2C driver
> we created a dedicated Dw I2C controller model quirk, which retrieves the
> syscon regmap from the parental dt node and creates a new regmap based on
> it.

...

> +static struct regmap_config bt1_i2c_cfg = {
> + .reg_bits = 32,
> + .val_bits = 32,
> + .reg_stride = 4,
> + .fast_io = true,
> + .reg_read = bt1_i2c_read,
> + .reg_write = bt1_i2c_write,

> + .max_register = DW_IC_COMP_TYPE

Perhaps leave comma here.

> +};

--
With Best Regards,
Andy Shevchenko