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authorAlexey Korolev <akorolev@infradead.org>2008-12-16 18:24:14 +0000
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-01-05 13:58:47 +0100
commit60f26520e7bd4479dbebf77317c45fc2255ba2e8 (patch)
tree11eea5a993901aa3ec567a07383fa9ef0202ca5e
parentd81408304b06a71c28417445202af9cd6673168d (diff)
downloadop-kernel-dev-60f26520e7bd4479dbebf77317c45fc2255ba2e8.zip
op-kernel-dev-60f26520e7bd4479dbebf77317c45fc2255ba2e8.tar.gz
[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>
-rw-r--r--drivers/mtd/Kconfig2
-rw-r--r--drivers/mtd/Makefile2
-rw-r--r--drivers/mtd/lpddr/Kconfig22
-rw-r--r--drivers/mtd/lpddr/Makefile6
4 files changed, 31 insertions, 1 deletions
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index a90d50c..ad20dc3 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -316,6 +316,8 @@ source "drivers/mtd/nand/Kconfig"
source "drivers/mtd/onenand/Kconfig"
+source "drivers/mtd/lpddr/Kconfig"
+
source "drivers/mtd/ubi/Kconfig"
endif # MTD
diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile
index 4b77335..7fb3dfb 100644
--- a/drivers/mtd/Makefile
+++ b/drivers/mtd/Makefile
@@ -29,6 +29,6 @@ obj-$(CONFIG_MTD_OOPS) += mtdoops.o
nftl-objs := nftlcore.o nftlmount.o
inftl-objs := inftlcore.o inftlmount.o
-obj-y += chips/ maps/ devices/ nand/ onenand/
+obj-y += chips/ lpddr/ maps/ devices/ nand/ onenand/
obj-$(CONFIG_MTD_UBI) += ubi/
diff --git a/drivers/mtd/lpddr/Kconfig b/drivers/mtd/lpddr/Kconfig
new file mode 100644
index 0000000..acd4ea9
--- /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 0000000..da48e46
--- /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
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