i can quickly answer a few of your question.
--- In Matthieu Crapet <> wrote:
>
> Greetings,
>
> This is few minors questions :)
>
> 1) I'd like to figure out the content of TS72XX_STATUS register
> (0x10800000).
> I've got a value of 187 (=0xBB) :
>
> bit 0: JP2 (1 = on)
> bit 1: JP3 (1 = on)
> bit 2: ???
Bit 2 is tied to GROUND, just ignore it.
> bit 3: JP4 (1 = off)
> bit 4: JP5 (1 = off)
> bit 5: ???
the TS-7250 uses bit 5 for the NAND flash busy bit
> bit 6: ???
COM1 DCD
> bit 7: ???
the MAX197 busy bit
>
> JP6 is bit 0 (1 = on) of 0x22800000.
> Is there someting important on the others bits ?
>
> 2) The TS72XX_IO16_FEATURES (I mean 0x22400000) is quite not documented
> much:
> bit 0: AtoD (1 = yes)
> bit 1: RS485 (1 = yes)
>
> Inside the drivers/misc/ts_sbcinfo.c there is
> ...
> if (temp & 0x02) {
> sbc->RS485 = 1;
> sbc->auto485 = 1;
>
> What's auto485 / Is that the half/full duplex feature ?
>
if the board is purchased with RS485, you have the ability to have the
hardware raise/lower TX (or something). Check the hardware manual for
details. This is only makes sense on half-duplex
> temp = inw(TS7XXX_MODEL) & 0x07;
>
> sbc->pld_ver = temp & 0x0007;
> //set the model number
> switch (temp) {
>
> pld_ver should not be read in TS72XX_PLDREV (0x23400000) ??
>
> 3) Maybe it has be discussed already on the ML, but how to use the
> on-board temperature sensor ??
> How to detect if the board has it ?
>
email TS. We just developed sample code.
> 4) I'm asking the usage of mapping manually the Flash
> (arch/arm/mach-ep93xx/mm.c),
> Is it only to read the MAC address stored in flash (RedBoot / FIS
> directory 0x607E0000) ?
>
> Thanks,
>
> matthieu
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