RE: [PATCH v4 3/7] mtd: spi-nor: sfdp: expose the SFDP as a read-only NVMEM device
| Newsgroups | org.infradead.lists.linux-mtd,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.netdev |
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| Message-ID | <[email protected]> |
Hi, > Register the cached SFDP as a read-only NVMEM device rooted at the > flash's "sfdp" child node, exposing it in on-flash byte order. This lets > NVMEM cells reference any SFDP data: a fixed-layout for parameters at a > known offset, or an nvmem-layout parser for vendor data whose location > must be discovered at runtime. The device is only registered when an > "sfdp" node is present in the device tree. > > Signed-off-by: Manikandan Muralidharan <[email protected]> SFDP is exposed in sysfs (e.g., /sys/bus/spi/devices/spi0.0/spi-nor/sfdp). Why don't you just use this existing entry? Thanks, Takahiro ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/