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Commit 887942d7 authored by Imre Kaloz's avatar Imre Kaloz Committed by Josh Boyer
Browse files

powerpc/4xx: MTD support for the AMCC Taishan Board 



Add support for the NOR flash found on the AMCC Taishan Board
and enable MTD support in the defconfig.

Signed-off-by: default avatarImre Kaloz <kaloz@openwrt.org>
Acked-by: default avatarStefan Roese <sr@denx.de>
Signed-off-by: default avatarJosh Boyer <jwboyer@linux.vnet.ibm.com>
parent 939e622c

arch/powerpc/boot/dts/taishan.dts

+28 −1
Original line number Diff line number Diff line
@@ -186,7 +186,34 @@ 
				interrupts = <0x5 0x4>;

				interrupt-parent = <&UIC1>;



				/* TODO: Add other EBC devices */

				nor_flash@0,0 {

					compatible = "cfi-flash";

					bank-width = <4>;

					device-width = <2>;

					reg = <0x0 0x0 0x4000000>;

					#address-cells = <1>;

					#size-cells = <1>;

					partition@0 {

						label = "kernel";

						reg = <0x0 0x180000>;

					};

					partition@180000 {

						label = "root";

						reg = <0x180000 0x200000>;

					};

					partition@380000 {

						label = "user";

						reg = <0x380000 0x3bc0000>;

					};

					partition@3f40000 {

						label = "env";

						reg = <0x3f40000 0x80000>;

					};

					partition@3fc0000 {

						label = "u-boot";

						reg = <0x3fc0000 0x40000>;

					};

				};

			};

arch/powerpc/configs/44x/taishan_defconfig

+78 −1
Original line number Diff line number Diff line
@@ -348,7 +348,83 @@ CONFIG_FW_LOADER=y 
# CONFIG_SYS_HYPERVISOR is not set

CONFIG_CONNECTOR=y

CONFIG_PROC_EVENTS=y

# CONFIG_MTD is not set

CONFIG_MTD=y

# CONFIG_MTD_DEBUG is not set

# CONFIG_MTD_CONCAT is not set

CONFIG_MTD_PARTITIONS=y

# CONFIG_MTD_REDBOOT_PARTS is not set

CONFIG_MTD_CMDLINE_PARTS=y



#

# User Modules And Translation Layers

#

CONFIG_MTD_CHAR=y

# CONFIG_MTD_BLKDEVS is not set

# CONFIG_MTD_BLOCK is not set

# CONFIG_MTD_BLOCK_RO is not set

# CONFIG_FTL is not set

# CONFIG_NFTL is not set

# CONFIG_INFTL is not set

# CONFIG_RFD_FTL is not set

# CONFIG_SSFDC is not set

# CONFIG_MTD_OOPS is not set



#

# RAM/ROM/Flash chip drivers

#

CONFIG_MTD_CFI=y

# CONFIG_MTD_JEDECPROBE is not set

CONFIG_MTD_GEN_PROBE=y

# CONFIG_MTD_CFI_ADV_OPTIONS is not set

CONFIG_MTD_MAP_BANK_WIDTH_1=y

CONFIG_MTD_MAP_BANK_WIDTH_2=y

CONFIG_MTD_MAP_BANK_WIDTH_4=y

# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set

# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set

# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set

CONFIG_MTD_CFI_I1=y

CONFIG_MTD_CFI_I2=y

# CONFIG_MTD_CFI_I4 is not set

# CONFIG_MTD_CFI_I8 is not set

# CONFIG_MTD_CFI_INTELEXT is not set

CONFIG_MTD_CFI_AMDSTD=y

# CONFIG_MTD_CFI_STAA is not set

CONFIG_MTD_CFI_UTIL=y

# CONFIG_MTD_RAM is not set

# CONFIG_MTD_ROM is not set

# CONFIG_MTD_ABSENT is not set



#

# Mapping drivers for chip access

#

# CONFIG_MTD_COMPLEX_MAPPINGS is not set

# CONFIG_MTD_PHYSMAP is not set

CONFIG_MTD_PHYSMAP_OF=y

# CONFIG_MTD_INTEL_VR_NOR is not set

# CONFIG_MTD_PLATRAM is not set



#

# Self-contained MTD device drivers

#

# CONFIG_MTD_PMC551 is not set

# CONFIG_MTD_SLRAM is not set

# CONFIG_MTD_PHRAM is not set

# CONFIG_MTD_MTDRAM is not set

# CONFIG_MTD_BLOCK2MTD is not set



#

# Disk-On-Chip Device Drivers

#

# CONFIG_MTD_DOC2000 is not set

# CONFIG_MTD_DOC2001 is not set

# CONFIG_MTD_DOC2001PLUS is not set

# CONFIG_MTD_NAND is not set

# CONFIG_MTD_ONENAND is not set



#

# UBI - Unsorted block images

#

# CONFIG_MTD_UBI is not set

CONFIG_OF_DEVICE=y

# CONFIG_PARPORT is not set

CONFIG_BLK_DEV=y
@@ -660,6 +736,7 @@ CONFIG_TMPFS=y 
# CONFIG_BEFS_FS is not set

# CONFIG_BFS_FS is not set

# CONFIG_EFS_FS is not set

# CONFIG_JFFS2_FS is not set

CONFIG_CRAMFS=y

# CONFIG_VXFS_FS is not set

# CONFIG_MINIX_FS is not set