drivers: fix Kconfig.mspi for issue #74349

Fix the Kconfig.mspi under flash and memc so that it don't litter.

Signed-off-by: Swift Tian <[email protected]>

Author: swift-tk

drivers/flash/Kconfig.mspi

@@ -1,33 +1,31 @@
 # Copyright (c) 2024 Ambiq Micro Inc. <www.ambiq.com>
 # SPDX-License-Identifier: Apache-2.0
 
+menu "MSPI flash device driver"
+
 config FLASH_MSPI
-	bool "MSPI flash drivers"
-	default y
-	depends on FLASH
+	bool
 	select FLASH_HAS_DRIVER_ENABLED
 	select MSPI
-
-if FLASH_MSPI
-
-menu "MSPI flash driver"
+	help
+	  MSPI flash drivers are enabled.
 
 config FLASH_MSPI_EMUL_DEVICE
 	bool "MSPI flash device emulator"
 	default y
 	depends on DT_HAS_ZEPHYR_MSPI_EMUL_FLASH_ENABLED
+	select FLASH_MSPI
 	select FLASH_HAS_PAGE_LAYOUT
 	select FLASH_HAS_EXPLICIT_ERASE
 
 config FLASH_MSPI_ATXP032
 	bool "MSPI ATXP032 driver"
 	default y
 	depends on DT_HAS_MSPI_ATXP032_ENABLED
+	select FLASH_MSPI
 	select FLASH_HAS_PAGE_LAYOUT
 	select FLASH_HAS_EXPLICIT_ERASE
 	select FLASH_JESD216
 	select MSPI_AMBIQ_AP3 if SOC_SERIES_APOLLO3X
 
 endmenu
-
-endif # FLASH_MSPI

drivers/memc/Kconfig.mspi

@@ -1,22 +1,19 @@
 # Copyright (c) 2024, Ambiq Micro Inc. <www.ambiq.com>
 # SPDX-License-Identifier: Apache-2.0
 
+menu "MSPI MEMC device driver"
+
 config MEMC_MSPI
-	bool "MSPI memory controller drivers"
-	default y
-	depends on MEMC
+	bool
 	select MSPI
-
-if MEMC_MSPI
-
-menu "MSPI memory controller driver"
+	help
+	  MSPI MEMC drivers are enabled.
 
 config MEMC_MSPI_APS6404L
 	bool "MSPI AP Memory APS6404L pSRAM driver"
 	default y
 	depends on DT_HAS_MSPI_APS6404L_ENABLED
+	select MEMC_MSPI
 	select MSPI_AMBIQ_AP3 if SOC_SERIES_APOLLO3X
 
 endmenu
-
-endif # MEMC_MSPI