at91/sama7: Deactivate certification and key system

This was probably activated by mac80211 which was activated before.
mac80211 is build from backports in OpenWrt.

Tested-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

target/linux/at91/sama7/config-default

@@ -24,10 +24,6 @@ CONFIG_ARM_PATCH_PHYS_VIRT=y
 CONFIG_ARM_THUMB=y
 CONFIG_ARM_UNWIND=y
 CONFIG_ARM_VIRT_EXT=y
-CONFIG_ASN1=y
-CONFIG_ASSOCIATIVE_ARRAY=y
-CONFIG_ASYMMETRIC_KEY_TYPE=y
-CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y
 # CONFIG_AT91SAM9X_WATCHDOG is not set
 # CONFIG_AT91_ADC is not set
 CONFIG_AT91_SAMA5D2_ADC=y
@@ -58,7 +54,6 @@ CONFIG_CAN=y
 CONFIG_CLKDEV_LOOKUP=y
 CONFIG_CLKSRC_MMIO=y
 CONFIG_CLONE_BACKWARDS=y
-CONFIG_CLZ_TAB=y
 CONFIG_CMA=y
 CONFIG_CMA_ALIGNMENT=9
 CONFIG_CMA_AREAS=7
@@ -117,7 +112,6 @@ CONFIG_CRYPTO_DRBG_MENU=y
 CONFIG_CRYPTO_ECB=y
 CONFIG_CRYPTO_ECC=y
 CONFIG_CRYPTO_ECDH=y
-CONFIG_CRYPTO_HASH_INFO=y
 CONFIG_CRYPTO_HMAC=y
 CONFIG_CRYPTO_JITTERENTROPY=y
 CONFIG_CRYPTO_LIB_SHA256=y
@@ -125,7 +119,6 @@ CONFIG_CRYPTO_LZO=y
 CONFIG_CRYPTO_RNG=y
 CONFIG_CRYPTO_RNG2=y
 CONFIG_CRYPTO_RNG_DEFAULT=y
-CONFIG_CRYPTO_RSA=y
 CONFIG_CRYPTO_SHA256=y
 CONFIG_DCACHE_WORD_ACCESS=y
 CONFIG_DEBUG_AT91_SAMA7G5_FLEXCOM3=y
@@ -232,7 +225,6 @@ CONFIG_IRQ_FORCED_THREADING=y
 CONFIG_IRQ_WORK=y
 CONFIG_ISDN_CAPI=y
 CONFIG_JBD2=y
-CONFIG_KEYS=y
 CONFIG_LEDS_GPIO=y
 CONFIG_LIBFDT=y
 CONFIG_LOCKD=y
@@ -271,7 +263,6 @@ CONFIG_MMC_SDHCI_PLTFM=y
 CONFIG_MODULES_USE_ELF_REL=y
 CONFIG_MODULE_FORCE_LOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_MPILIB=y
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_PER_CPU_KM=y
@@ -296,7 +287,6 @@ CONFIG_OF_IRQ=y
 CONFIG_OF_KOBJ=y
 CONFIG_OF_MDIO=y
 CONFIG_OF_NET=y
-CONFIG_OID_REGISTRY=y
 CONFIG_OLD_SIGACTION=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_PAGE_OFFSET=0xC0000000
@@ -308,8 +298,6 @@ CONFIG_PHYLINK=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_AT91=y
 CONFIG_PINCTRL_AT91PIO4=y
-CONFIG_PKCS7_MESSAGE_PARSER=y
-# CONFIG_PKCS8_PRIVATE_KEY_PARSER is not set
 CONFIG_PM_OPP=y
 CONFIG_POWER_RESET=y
 # CONFIG_POWER_RESET_AT91_POWEROFF is not set
@@ -337,7 +325,6 @@ CONFIG_RTC_MC146818_LIB=y
 # CONFIG_RUNTIME_TESTING_MENU is not set
 CONFIG_SAMA5D4_WATCHDOG=y
 CONFIG_SCSI=y
-# CONFIG_SECONDARY_TRUSTED_KEYRING is not set
 # CONFIG_SERIAL_8250 is not set
 CONFIG_SERIAL_ATMEL=y
 CONFIG_SERIAL_ATMEL_CONSOLE=y
@@ -392,8 +379,6 @@ CONFIG_SWPHY=y
 # CONFIG_SWP_EMULATE is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
-# CONFIG_SYSTEM_EXTRA_CERTIFICATE is not set
-CONFIG_SYSTEM_TRUSTED_KEYRING=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
 CONFIG_TICK_CPU_ACCOUNTING=y
 CONFIG_TIMER_OF=y
@@ -416,7 +401,6 @@ CONFIG_VT=y
 CONFIG_VT_CONSOLE=y
 # CONFIG_VT_HW_CONSOLE_BINDING is not set
 CONFIG_WATCHDOG_CORE=y
-CONFIG_X509_CERTIFICATE_PARSER=y
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZLIB_DEFLATE=y