i2c: add driver for Freescale i.MX28

Currently only supporting the PIOQUEUE-mode, because DMA-support for
this platform is not yet in mainline. When it becomes available and
support has been added to this driver, it will also be suitable for
i.MX23 and STMP3xxx.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 113505a6434e..e08e8356bdb5 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -452,6 +452,16 @@ config I2C_MV64XXX
           This driver can also be built as a module.  If so, the module
           will be called i2c-mv64xxx.
 
+config I2C_MXS
+        tristate "Freescale i.MX28 I2C interface"
+        depends on SOC_IMX28
+        help
+          Say Y here if you want to use the I2C bus controller on
+          the Freescale i.MX28 processors.
+
+          This driver can also be built as a module.  If so, the module
+          will be called i2c-mxs.
+
 config I2C_NOMADIK
         tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
         depends on PLAT_NOMADIK