ARM: at91/defconfig: add PDMIC driver to sama5_defconfig

Add Pulse Density Modulation Interface Controller (PDMIC) driver compilation
for sama5 default configuration. Is used by sama5d2 SoC for instance.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>

arch/arm/configs/sama5_defconfig

@@ -158,6 +158,7 @@ CONFIG_SND_SOC=y
 CONFIG_SND_ATMEL_SOC=y
 CONFIG_SND_ATMEL_SOC_WM8904=y
 # CONFIG_HID_GENERIC is not set
+CONFIG_SND_ATMEL_SOC_PDMIC=y
 CONFIG_USB=y
 CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_EHCI_HCD=y