debian: armhf: config: Enable PStore

Enable pstore support for i.mx6 sabrelite boards. This helps debugging
hard crashes by saving console, panic and oops logs in reserved memory,
allowing to retrieve them after reboot.

Signed-off-by: Frédéric Danis <frederic.danis@collabora.com>

debian/config/armhf/config

@@ -1348,6 +1348,14 @@ CONFIG_TEGRA_WATCHDOG=m
 CONFIG_MESON_WATCHDOG=m
 CONFIG_BCM2835_WDT=m
 
+##
+## file: fs/pstore/Kconfig
+##
+CONFIG_PSTORE=y
+# CONFIG_PSTORE_DEFLATE_COMPRESS is not set
+CONFIG_PSTORE_CONSOLE=y
+CONFIG_PSTORE_RAM=y
+
 ##
 ## file: kernel/power/Kconfig
 ##