sunxi: disable LPAE on cortexa8

LPAE should be disabled as the Cortex-A8 cores don't support it,
and the kernel will crash on boot if it's enabled.

Signed-off-by: Zoltan HERPAI <[email protected]>

target/linux/sunxi/cortexa8/config-5.4

@@ -1,12 +1,14 @@
 CONFIG_ARCH_32BIT_OFF_T=y
 CONFIG_ARCH_HAS_BINFMT_FLAT=y
 CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS=y
+# CONFIG_ARM_LPAE is not set
 CONFIG_BINFMT_FLAT_ARGVP_ENVP_ON_STACK=y
 CONFIG_COMPAT_32BIT_TIME=y
 # CONFIG_MACH_SUN6I is not set
 # CONFIG_MACH_SUN7I is not set
 # CONFIG_MACH_SUN8I is not set
 # CONFIG_MACH_SUN9I is not set
+CONFIG_PGTABLE_LEVELS=2
 # CONFIG_PHY_SUN9I_USB is not set
 # CONFIG_PINCTRL_SUN50I_A64 is not set
 # CONFIG_PINCTRL_SUN50I_A64_R is not set