mtd: hyperbus: Add hardware dependency to AM654 driver

The hbmc-am654 driver is for the TI AM654, which is an ARM64 SoC, so
don't propose this driver on other architectures unless
build-testing.

Fixes: b07079f ("mtd: hyperbus: Add driver for TI's HyperBus memory controller")
Signed-off-by: Jean Delvare <[email protected]>
Cc: Vignesh Raghavendra <[email protected]>
Cc: Miquel Raynal <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>

Author: jdelvare

drivers/mtd/hyperbus/Kconfig

@@ -14,6 +14,7 @@ if MTD_HYPERBUS
 
 config HBMC_AM654
 	tristate "HyperBus controller driver for AM65x SoC"
+	depends on ARM64 || COMPILE_TEST
 	select MULTIPLEXER
 	imply MUX_MMIO
 	help