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powerpc/86xx: Basic flash support for GE SBC610 

Support for the SBC610 VPX Single Board Computer from GE (PowerPC MPC8641D).

This patch adds basic support for the on-board flash.

Signed-off-by: Martyn Welch <martyn.welch@gefanuc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
hifive-unleashed-5.1
Martyn Welch 2010-01-11 12:23:31 +00:00 committed by Kumar Gala
parent 6459ba984a
commit ae1f7553b9
2 changed files with 56 additions and 17 deletions
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50
arch/powerpc/boot/dts/gef_sbc610.dts
View File

@ -75,14 +75,48 @@
interrupts = <19 2>;
interrupt-parent = <&mpic>;
ranges = <0 0 0xff000000 0x01000000 // 16MB Boot flash
1 0 0xe8000000 0x08000000 // Paged Flash 0
2 0 0xe0000000 0x08000000 // Paged Flash 1
3 0 0xfc100000 0x00020000 // NVRAM
4 0 0xfc000000 0x00008000 // FPGA
5 0 0xfc008000 0x00008000 // AFIX FPGA
6 0 0xfd000000 0x00800000 // IO FPGA (8-bit)
7 0 0xfd800000 0x00800000>; // IO FPGA (32-bit)
ranges = <0 0 0xff000000 0x01000000 // 16MB Boot flash
1 0 0xe8000000 0x08000000 // Paged Flash 0
2 0 0xe0000000 0x08000000 // Paged Flash 1
3 0 0xfc100000 0x00020000 // NVRAM
4 0 0xfc000000 0x00008000 // FPGA
5 0 0xfc008000 0x00008000 // AFIX FPGA
6 0 0xfd000000 0x00800000 // IO FPGA (8-bit)
7 0 0xfd800000 0x00800000>; // IO FPGA (32-bit)
/* flash@0,0 is a mirror of part of the memory in flash@1,0
flash@0,0 {
compatible = "gef,sbc610-firmware-mirror", "cfi-flash";
reg = <0x0 0x0 0x1000000>;
bank-width = <4>;
device-width = <2>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "firmware";
reg = <0x0 0x1000000>;
read-only;
};
};
*/
flash@1,0 {
compatible = "gef,sbc610-paged-flash", "cfi-flash";
reg = <0x1 0x0 0x8000000>;
bank-width = <4>;
device-width = <2>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "user";
reg = <0x0 0x7800000>;
};
partition@7800000 {
label = "firmware";
reg = <0x7800000 0x800000>;
read-only;
};
};
nvram@3,0 {
device_type = "nvram";

23
arch/powerpc/configs/86xx/gef_sbc610_defconfig
View File

@ -651,7 +651,7 @@ CONFIG_MTD_CONCAT=y
CONFIG_MTD_PARTITIONS=y
# CONFIG_MTD_REDBOOT_PARTS is not set
# CONFIG_MTD_CMDLINE_PARTS is not set
# CONFIG_MTD_OF_PARTS is not set
CONFIG_MTD_OF_PARTS=y
# CONFIG_MTD_AR7_PARTS is not set
#
@ -671,13 +671,9 @@ CONFIG_MTD_BLOCK=y
# RAM/ROM/Flash chip drivers
#
CONFIG_MTD_CFI=y
# CONFIG_MTD_JEDECPROBE is not set
CONFIG_MTD_JEDECPROBE=y
CONFIG_MTD_GEN_PROBE=y
CONFIG_MTD_CFI_ADV_OPTIONS=y
# CONFIG_MTD_CFI_NOSWAP is not set
# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
CONFIG_MTD_CFI_LE_BYTE_SWAP=y
# CONFIG_MTD_CFI_GEOMETRY is not set
# 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
@ -688,7 +684,6 @@ 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_OTP is not set
CONFIG_MTD_CFI_INTELEXT=y
CONFIG_MTD_CFI_AMDSTD=y
# CONFIG_MTD_CFI_STAA is not set
@ -1729,7 +1724,17 @@ CONFIG_MISC_FILESYSTEMS=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_JFFS2_FS=y
CONFIG_JFFS2_FS_DEBUG=0
CONFIG_JFFS2_FS_WRITEBUFFER=y
# CONFIG_JFFS2_FS_WBUF_VERIFY is not set
# CONFIG_JFFS2_SUMMARY is not set
# CONFIG_JFFS2_FS_XATTR is not set
# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
CONFIG_JFFS2_ZLIB=y
# CONFIG_JFFS2_LZO is not set
CONFIG_JFFS2_RTIME=y
# CONFIG_JFFS2_RUBIN is not set
# CONFIG_CRAMFS is not set
# CONFIG_SQUASHFS is not set
# CONFIG_VXFS_FS is not set