001-rdc3210_flash_map.patch

来自「Linux Home Server 是专门为家庭和SOHO/SMB 设计的高性价」· PATCH 代码 · 共 64 行

--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -110,6 +110,50 @@
 	  Sun Microsystems boardsets.  This driver will require CFI support
 	  in the kernel, so if you did not enable CFI previously, do that now.
 
+config MTD_RDC3210
+	tristate "CFI Flash device mapped on RDC3210"
+	depends on X86 && MTD_CFI && MTD_PARTITIONS
+	help
+	  RDC-3210 is the flash device we find on Ralink reference board.
+
+config MTD_RDC3210_STATIC_MAP
+	bool "Partitions on RDC3210 mapped statically" if MTD_RDC3210
+	select MTD_RDC3210_FACTORY_PRESENT
+	help
+	  The mapping driver will use the static partition map for the
+	  RDC-3210 flash device.
+
+config MTD_RDC3210_FACTORY_PRESENT
+	bool "Reserve a partition on RDC3210 for factory presets"
+	depends on MTD_RDC3210
+	default y
+	help
+	  The mapping driver will reserve a partition on the RDC-3210 flash
+	  device for resetting flash contents to factory defaults.
+
+config MTD_RDC3210_ALLOW_JFFS2
+	bool "JFFS2 filesystem usable in a partition on RDC3210"
+	depends on MTD_RDC3210 && !MTD_RDC3210_STATIC_MAP
+	help
+	  The mapping driver will align a partition on the RDC-3210 flash
+	  device to an erase-block boundary so that a JFFS2 filesystem may
+	  reside on it.
+
+config MTD_RDC3210_SIZE
+	hex "Amount of flash memory on RDC3210"
+	depends on MTD_RDC3210
+	default "0x400000"
+	help
+	  Total size in bytes of the RDC-3210 flash device
+
+config MTD_RDC3210_BUSWIDTH
+	int "Width of CFI Flash device mapped on RDC3210"
+	depends on MTD_RDC3210
+	default "2"
+	help
+	  Number of bytes addressed on the RDC-3210 flash device before
+	  addressing the same chip again
+
 config MTD_SC520CDP
 	tristate "CFI Flash device mapped on AMD SC520 CDP"
 	depends on X86 && MTD_CFI && MTD_CONCAT
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -29,6 +29,7 @@
 obj-$(CONFIG_MTD_PMC_MSP_EVM)   += pmcmsp-flash.o
 obj-$(CONFIG_MTD_PMC_MSP_RAMROOT)+= pmcmsp-ramroot.o
 obj-$(CONFIG_MTD_PCMCIA)	+= pcmciamtd.o
+obj-$(CONFIG_MTD_RDC3210)	+= rdc3210.o
 obj-$(CONFIG_MTD_RPXLITE)	+= rpxlite.o
 obj-$(CONFIG_MTD_TQM8XXL)	+= tqm8xxl.o
 obj-$(CONFIG_MTD_SA1100)	+= sa1100-flash.o