[PATCH] mfd: exynos-lpass: Describe driver in KConfig

[Krzysztof Kozlowski]

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

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at canonical.com>
---
 drivers/mfd/Kconfig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index ca0edab91aeb..722a7aef4266 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -417,7 +417,9 @@ config MFD_EXYNOS_LPASS
 	select REGMAP_MMIO
 	help
 	  Select this option to enable support for Samsung Exynos Low Power
-	  Audio Subsystem.
+	  Audio Subsystem present on some of Samsung Exynos
+	  SoCs (e.g. Exynos5433).
+	  Choose Y here only if you build for such Samsung SoC.
 
 config MFD_GATEWORKS_GSC
 	tristate "Gateworks System Controller"
-- 
2.30.2