[PATCH 2/2] i2c: driver for the Conexant Digicolor I2C controller

Wolfram Sang wsa at the-dreams.de
Wed Mar 18 14:07:30 PDT 2015


On Mon, Feb 16, 2015 at 03:20:04PM +0200, Baruch Siach wrote:
> This commit adds a driver for the I2C master controller on the CX92755 SoC. The
> CX92755 is one SoC in the Conexant Digicolor series. This driver should support
> other SoCs from that series.
> Only 7bit slave addresses are currently supported.
> Tested on the Equinox CX92755 EVK, using i2c-tools utilities to read and write
> the on-chip (sic) audio codec.
> Signed-off-by: Baruch Siach <baruch at tkos.co.il>

Looks mostly good.

> +static u32 dc_i2c_func(struct i2c_adapter *adap)
> +{
> +	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
> +}

You probably want to advertise I2C_FUNC_NOSTART here, too?

And if you could rebase to something after 4.0-rc1, that would be much


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