xref: /openbmc/linux/drivers/mtd/lpddr/Kconfig (revision 31af04cd)
1menu "LPDDR & LPDDR2 PCM memory drivers"
2	depends on MTD
3
4config MTD_LPDDR
5	tristate "Support for LPDDR flash chips"
6	select MTD_QINFO_PROBE
7	help
8	  This option enables support of LPDDR (Low power double data rate)
9	  flash chips. Synonymous with Mobile-DDR. It is a new standard for
10	  DDR memories, intended for battery-operated systems.
11
12config MTD_QINFO_PROBE
13	depends on MTD_LPDDR
14	tristate "Detect flash chips by QINFO probe"
15	help
16	  Device Information for LPDDR chips is offered through the Overlay
17	  Window QINFO interface, permits software to be used for entire
18	  families of devices. This serves similar purpose of CFI on legacy
19	  Flash products
20
21config MTD_LPDDR2_NVM
22	# ARM dependency is only for writel_relaxed()
23	depends on MTD && ARM
24	tristate "Support for LPDDR2-NVM flash chips"
25	help
26	  This option enables support of PCM memories with a LPDDR2-NVM
27	  (Low power double data rate 2) interface.
28
29endmenu
30