Re: [PATCH 1/2] i2c: Add driver for Cadence I2C controller

Sören Brinkmann
2014-03-01T03:06:29Z

On Fri, 2014-02-28 at 04:00PM -0800, Soren Brinkmann wrote:
> Add a driver for the Cadence I2C controller. This controller is for
> example found in Xilinx Zynq.
>
> Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
> ---
> .../devicetree/bindings/i2c/i2c-cadence.txt | 21 +
> MAINTAINERS | 1 +
> drivers/i2c/busses/Kconfig | 7 +
> drivers/i2c/busses/Makefile | 1 +
> drivers/i2c/busses/i2c-cadence.c | 901 +++++++++++++++++++++
> 5 files changed, 931 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/i2c/i2c-cadence.txt
> create mode 100644 drivers/i2c/busses/i2c-cadence.c
>
[...]
> diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
> index f5ed03164d86..7806c1654068 100644
> --- a/drivers/i2c/busses/Kconfig
> +++ b/drivers/i2c/busses/Kconfig
> @@ -375,6 +375,13 @@ config I2C_BLACKFIN_TWI_CLK_KHZ
> help
> The unit of the TWI clock is kHz.
>
> +config I2C_CADENCE
> + tristate "Cadence I2C Controller"
> + depends on ARCH_ZYNQ
This can be reduced to a dependency on COMMON_CLK only, I think.

Sören