i2c: exynos: describe drivers in KConfig

Describe better which driver applies to which SoC, to make configuring
kernel for Samsung SoC easier.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index e17790f..1df19cc 100644 (file)
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -615,7 +615,10 @@ config I2C_EXYNOS5
        depends on ARCH_EXYNOS || COMPILE_TEST
        default y if ARCH_EXYNOS
        help
-         High-speed I2C controller on Exynos5 and newer Samsung SoCs.
+         High-speed I2C controller on Samsung Exynos5 and newer Samsung SoCs:
+         Exynos5250, Exynos5260, Exynos5410, Exynos542x, Exynos5800,
+         Exynos5433 and Exynos7.
+         Choose Y here only if you build for such Samsung SoC.
 
 config I2C_GPIO
        tristate "GPIO-based bitbanging I2C"