1menu "MTD Support"
2
3config MTD_PARTITIONS
4	bool
5
6config MTD
7	bool "Enable MTD layer"
8	help
9	  Enable the MTD stack, necessary to interact with NAND, NOR,
10	  SPI-NOR, SPI-NAND, OneNAND, etc.
11
12config DM_MTD
13	bool "Enable Driver Model for MTD drivers"
14	depends on DM
15	help
16	  Enable driver model for Memory Technology Devices (MTD), such as
17	  flash, RAM and similar chips, often used for solid state file
18	  systems on embedded devices.
19
20config MTD_NOR_FLASH
21	bool "Enable parallel NOR flash support"
22	help
23	  Enable support for parallel NOR flash.
24
25config SYS_MTDPARTS_RUNTIME
26	bool "Allow MTDPARTS to be configured at runtime"
27	depends on MTD
28	help
29	  This option allows to call the function board_mtdparts_default to
30	  dynamically build the variables mtdids and mtdparts at runtime.
31
32config FLASH_CFI_DRIVER
33	bool "Enable CFI Flash driver"
34	help
35	  The Common Flash Interface specification was developed by Intel,
36	  AMD and other flash manufactures. It provides a universal method
37	  for probing the capabilities of flash devices. If you wish to
38	  support any device that is CFI-compliant, you need to enable this
39	  option. Visit <http://www.amd.com/products/nvd/overview/cfi.html>
40	  for more information on CFI.
41
42config CFI_FLASH
43	bool "Enable Driver Model for CFI Flash driver"
44	depends on DM_MTD
45	select FLASH_CFI_DRIVER
46	help
47	  The Common Flash Interface specification was developed by Intel,
48	  AMD and other flash manufactures. It provides a universal method
49	  for probing the capabilities of flash devices. If you wish to
50	  support any device that is CFI-compliant, you need to enable this
51	  option. Visit <http://www.amd.com/products/nvd/overview/cfi.html>
52	  for more information on CFI.
53
54config SYS_FLASH_USE_BUFFER_WRITE
55	bool "Enable buffered writes to flash"
56	depends on FLASH_CFI_DRIVER
57	help
58	  Use buffered writes to flash.
59
60config FLASH_CFI_MTD
61	bool "Enable CFI MTD driver"
62	depends on FLASH_CFI_DRIVER
63	help
64	  This option enables the building of the cfi_mtd driver
65	  in the drivers directory. The driver exports CFI flash
66	  to the MTD layer.
67
68config SYS_FLASH_PROTECTION
69	bool "Use hardware flash protection"
70	depends on FLASH_CFI_DRIVER
71	help
72	  If defined, hardware flash sectors protection is used
73	  instead of U-Boot software protection.
74
75config SYS_FLASH_CFI
76	bool "Define extra elements in CFI for flash geometry"
77	depends on FLASH_CFI_DRIVER
78	help
79	  Define if the flash driver uses extra elements in the
80	  common flash structure for storing flash geometry.
81
82config ALTERA_QSPI
83	bool "Altera Generic Quad SPI Controller"
84	depends on DM_MTD
85	help
86	  This enables access to Altera EPCQ/EPCS flash chips using the
87	  Altera Generic Quad SPI Controller. The controller converts SPI
88	  NOR flash to parallel flash interface. Please find details on the
89	  "Embedded Peripherals IP User Guide" of Altera.
90
91config FLASH_PIC32
92	bool "Microchip PIC32 Flash driver"
93	depends on MACH_PIC32 && DM_MTD
94	help
95	  This enables access to Microchip PIC32 internal non-CFI flash
96	  chips through PIC32 Non-Volatile-Memory Controller.
97
98config RENESAS_RPC_HF
99	bool "Renesas RCar Gen3 RPC HyperFlash driver"
100	depends on RCAR_GEN3 && DM_MTD
101	help
102	  This enables access to HyperFlash memory through the Renesas
103	  RCar Gen3 RPC controller.
104
105config HBMC_AM654
106	bool "HyperBus controller driver for AM65x SoC"
107	depends on SYSCON
108	help
109	 This is the driver for HyperBus controller on TI's AM65x and
110	 other SoCs
111
112config STM32_FLASH
113	bool "STM32 MCU Flash driver"
114	depends on ARCH_STM32
115	help
116	 This is the driver of embedded flash for some STMicroelectronics
117	 STM32 MCU.
118
119source "drivers/mtd/nand/Kconfig"
120
121config SYS_NAND_MAX_CHIPS
122	int "NAND max chips"
123	depends on MTD_RAW_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \
124		SPL_OMAP3_ID_NAND
125	default 1
126	help
127	  The maximum number of NAND chips per device to be supported.
128
129source "drivers/mtd/spi/Kconfig"
130
131source "drivers/mtd/ubi/Kconfig"
132
133endmenu
134