i2c: add support for the Digicolor I2C controller

The CX92755 is an SoC in the Conexant Digicolor series. The devicetree binding
document describes the I2C controller on the CX92755 SoC, that is also shared
by some other SoCs in the Digicolor series. The driver adds support.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
[wsa: fixed spaces around operators]
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 22da9c2ffa22..db09881614b7 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -485,6 +485,15 @@ config I2C_DESIGNWARE_BAYTRAIL
           the platform firmware controlling it. You should say Y if running on
           a BayTrail system using the AXP288.
 
+config I2C_DIGICOLOR
+        tristate "Conexant Digicolor I2C driver"
+        depends on ARCH_DIGICOLOR
+        help
+          Support for Conexant Digicolor SoCs (CX92755) I2C controller driver.
+
+          This driver can also be built as a module.  If so, the module
+          will be called i2c-digicolor.
+
 config I2C_EFM32
         tristate "EFM32 I2C controller"
         depends on ARCH_EFM32 || COMPILE_TEST