ARM: configs: at91: sama7: enable sd8787 mmc pwrseq

Enable CONFIG_PWRSEQ_SD8787. It is necessary on some WILC configurations
to power up the WILC devices.

Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>

Author: claudiubeznea

arch/arm/configs/sama7_defconfig

@@ -199,6 +199,7 @@ CONFIG_USB_ETH=m
 CONFIG_USB_MASS_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
+CONFIG_PWRSEQ_SD8787=m
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_PLTFM=y
 CONFIG_MMC_SDHCI_OF_AT91=y