i2c: Add entry for Designware I2C driver in Kconfig

This patch adds an entry for the Designware I2C driver in Kconfig.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index ffe18f702cb984976a52cbf3703c0356cd1c0388..193b9f59b8db4692ce8ba4f8444ab0a2c573a866 100644 (file)
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -72,6 +72,14 @@ config SYS_I2C_CADENCE
          Say yes here to select Cadence I2C Host Controller. This controller is
          e.g. used by Xilinx Zynq.
 
+config SYS_I2C_DW
+       bool "Designware I2C Controller"
+       default n
+       help
+         Say yes here to select the Designware I2C Host Controller. This
+         controller is used in various SoCs, e.g. the ST SPEAr, Altera
+         SoCFPGA, Synopsys ARC700 and some Intel x86 SoCs.
+
 config SYS_I2C_INTEL
        bool "Intel I2C/SMBUS driver"
        depends on DM_I2C