On Fri, 2016-11-18 at 11:19 +0000, Luis Oliveira wrote:
> - Add slave defintitions to i2c-designware-core
> - Changes in Kconfig to auto-enable I2C_SLAVE when compiling the
> modules
> - Add compatible string to designware-core.txt explaining the
> devicetree bindings
>
> --- a/Documentation/devicetree/bindings/i2c/i2c-designware.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
> @@ -2,7 +2,9 @@
>
> Required properties :
>
> - - compatible : should be "snps,designware-i2c"
> + - compatible : should be:
> + - "snps,designware-i2c" to setup the hardware block as I2C master.
> + - "snps,designware-i2c-slave" to setup the hardware block as I2C
> slave.
Not sure about this one.
Compatible string is more generic than list of modes. Basically you have
to add a property which selects mode.
DT people's ACK is a must for this change.
--- a/drivers/i2c/busses/Kconfig
> +++ b/drivers/i2c/busses/Kconfig
> @@ -470,6 +470,7 @@ config I2C_DESIGNWARE_CORE
> config I2C_DESIGNWARE_PLATFORM
> tristate "Synopsys DesignWare Platform"
> select I2C_DESIGNWARE_CORE
> + select I2C_SLAVE
>
Common rule, generic dependencies usually go first
select I2C_SLAVE
select I2C_DESIGNWARE_CORE
--
Andy Shevchenko <[email protected]>
Intel Finland Oy
