ARM: multi_v7_defconfig: Enable GPIO-based I2C arbitration support

The I2C GPIO arbitration driver is used on the Exynos5250 Snow Chromebook
to arbitrate the access to a I2C bus by the Application Processor or a EC.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index f0b9f11d274e83a3590f8b6c97fc548f16ea3c33..a4169071bef3a9c0e8237755efcdfeb75a522f09 100644 (file)
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -281,6 +281,7 @@ CONFIG_SERIAL_ST_ASC_CONSOLE=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_DAVINCI=y
 CONFIG_I2C_MUX=y
+CONFIG_I2C_ARB_GPIO_CHALLENGE=m
 CONFIG_I2C_MUX_PCA954x=y
 CONFIG_I2C_MUX_PINCTRL=y
 CONFIG_I2C_AT91=m