ahci_imx: depend on CONFIG_MFD_SYSCON

ahci_imx makes use of regmap but the dependency wasn't specified in
Kconfig leading build failures if CONFIG_AHCI_IMX is enabled but
CONFIG_MFD_SYSCON is not.  Add the Kconfig dependency.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>

diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index a4af0a2..4e73772 100644 (file)
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -99,7 +99,7 @@ config SATA_AHCI_PLATFORM
 
 config AHCI_IMX
        tristate "Freescale i.MX AHCI SATA support"
-       depends on SATA_AHCI_PLATFORM
+       depends on SATA_AHCI_PLATFORM && MFD_SYSCON
        help
          This option enables support for the Freescale i.MX SoC's
          onboard AHCI SATA.