ARM: at91/Kconfig: add comment to at91sam9x5 family entry

Add comment to make it clear that several SoC are supported by
this generic entry.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index dfbc2c5432ab..cad7a15f6e35 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -107,6 +107,12 @@ config ARCH_AT91SAM9X5
         select HAVE_FB_ATMEL
         select HAVE_NET_MACB
         select HAVE_AT91_DBGU0
+        help
+          Select this if you are using one of Atmel's AT91SAM9x5 family SoC.
+          This means that your SAM9 name finishes with a '5' (except if it is
+          AT91SAM9G45!).
+          This support covers AT91SAM9G15, AT91SAM9G25, AT91SAM9X25, AT91SAM9G35
+          and AT91SAM9X35.
 
 config ARCH_AT91X40
         bool "AT91x40"