Messages in this thread | | | From | "Bean Huo (beanhuo)" <> | Subject | RE: [EXT] [PATCH v6 2/2] mtd: spi-nor: cadence-quadspi: Add support for Octal SPI controller | Date | Thu, 21 Feb 2019 10:41:33 +0000 |
| |
Hi, Vignesh
> >Cadence OSPI controller IP supports Octal IO (x8 IO lines), It also has an >integrated PHY. IP register layout is very similar to existing QSPI IP except for >additional bits to support Octal and Octal DDR mode. Therefore, extend >current driver to support Octal mode. Only Octal SDR read (1-1-8)mode is >supported for now.
Does this your Cadence OSPI controller support 8-8-8 IO mode, if yes, Why not directly enable 8-8-8 mode?
>Tested with mt35xu512aba Octal flash on TI's AM654 EVM. > >Signed-off-by: Vignesh R <vigneshr@ti.com> >______________________________________________________ >Linux MTD discussion mailing list >http://lists.infradead.org/mailman/listinfo/linux-mtd/
| |