[MTD] LPDDR Makefile and KConfig

We have two components to manage LPDDR flash memories in Linux.
1. It is a driver for chip probing and reading its capabilities
2. It is a device operations driver.

Signed-off-by: Alexey Korolev <akorolev@infradead.org>
Acked-by: Jared Hulbert <jaredeh@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

2 files changed, 28 insertions, 0 deletions

diff --git a/drivers/mtd/lpddr/Kconfig b/drivers/mtd/lpddr/Kconfig
new file mode 100644
index 00000000000..acd4ea9b227
--- /dev/null
+++ b/drivers/mtd/lpddr/Kconfig
@@ -0,0 +1,22 @@
+# drivers/mtd/chips/Kconfig
+
+menu "LPDDR flash memory drivers"
+        depends on MTD!=n
+
+config MTD_LPDDR
+        tristate "Support for LPDDR flash chips"
+        select MTD_QINFO_PROBE
+        help
+          This option enables support of LPDDR (Low power double data rate)
+          flash chips. Synonymous with Mobile-DDR. It is a new standard for
+          DDR memories, intended for battery-operated systems.
+
+config MTD_QINFO_PROBE
+        tristate "Detect flash chips by QINFO probe"
+        help
+            Device Information for LPDDR chips is offered through the Overlay
+            Window QINFO interface, permits software to be used for entire
+            families of devices. This serves similar purpose of CFI on legacy
+            Flash products
+endmenu
+
diff --git a/drivers/mtd/lpddr/Makefile b/drivers/mtd/lpddr/Makefile
new file mode 100644
index 00000000000..da48e46b581
--- /dev/null
+++ b/drivers/mtd/lpddr/Makefile
@@ -0,0 +1,6 @@
+#
+# linux/drivers/mtd/lpddr/Makefile
+#
+
+obj-$(CONFIG_MTD_QINFO_PROBE)   += qinfo_probe.o
+obj-$(CONFIG_MTD_LPDDR) += lpddr_cmds.o