On 6/9/08, Juergen Beisert <[EMAIL PROTECTED]> wrote:
> On Sunday 08 June 2008 21:08, Jon Smirl wrote:
> > What about the flash on the local bus? Could we use something like
> > this, or the same without the partition data?
> >
> > [EMAIL PROTECTED] {
> > compatible = "fsl,lpb";
> > ranges = <0 ff000000 01000000>;
> >
> > [EMAIL PROTECTED] {
> > compatible = "cfi-flash";
> > reg = <00000000 01000000>;
> > bank-width = <2>;
> > #size-cells = <1>;
> > #address-cells = <1>;
> > [EMAIL PROTECTED] {
> > label = "ubootl";
> > reg = <00000000 00040000>;
> > };
> > [EMAIL PROTECTED] {
> > label = "kernel";
> > reg = <00040000 001c0000>;
> > };
> > [EMAIL PROTECTED] {
> > label = "jffs2";
> > reg = <00200000 00D00000>;
> > };
> > [EMAIL PROTECTED] {
> > label = "uboot";
> > reg = <00f00000 00040000>;
> > };
> > [EMAIL PROTECTED] {
> > label = "oftree";
> > reg = <00f40000 00040000>;
> > };
> > [EMAIL PROTECTED] {
> > label = "space";
> > reg = <00f80000 00080000>;
> > };
> > };
> > };
>
>
> Hmm, I tried with these setting (and many others) to make the flash on my
> board work again.
> But the physmap_of.c driver always fails. It tries to request the region
> 0xfe000000 to 0x00000000 (my flash is 32MiB in size at 0xfe00000 to
> 0xffffffff) and fails badly. What are the correct settings in the OFTree to
> make the physmap_of.c driver work?
This is my boot log:
ff000000.flash: Found 1 x16 devices at 0x0 in 16-bit bank
Intel/Sharp Extended Query Table at 0x0031
Using buffer write method
cfi_cmdset_0001: Erase suspend on write enabled
RedBoot partition parsing not available
Creating 6 MTD partitions on "ff000000.flash":
0x00000000-0x00040000 : "ubootl"
0x00040000-0x00200000 : "kernel"
0x00200000-0x00f00000 : "jffs2"
0x00f00000-0x00f40000 : "uboot"
0x00f40000-0x00f80000 : "oftree"
0x00f80000-0x01000000 : "space"
CONFIG_MTD=y
# CONFIG_MTD_DEBUG is not set
CONFIG_MTD_CONCAT=y
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=y
CONFIG_MTD_BLOCK=y
# 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=y
# CONFIG_MTD_CFI_AMDSTD is not set
# 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
>
>
> Regards,
> Juergen
>
> --
> Dipl.-Ing. Juergen Beisert | http://www.pengutronix.de
> Pengutronix - Linux Solutions for Science and Industry
> Handelsregister: Amtsgericht Hildesheim, HRA 2686
> Vertretung Sued/Muenchen, Germany
> Phone: +49-8766-939 228 | Fax: +49-5121-206917-9
>
--
Jon Smirl
[EMAIL PROTECTED]
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