Due to the holidays, responses may be delayed. Access time and cycle time timings in nanoseconds corresponding to. You can usually find the name to use from dmesg output. If property is present parameter enabled and. Must be set to 2. TI is a global semiconductor design and manufacturing company.

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You can usually find the name to use from dmesg output. See for example GPMC driver:. Should be set to “ti,gpmc” until the DT gpcm is.

In reply to Pavel Botev: If you are not affected by this issue, you may choose to override partition information passed from device-tree using command line. Menu Search through millions of questions and answers User.

Add “cycle2cycle-delay” between successive accesses to the same CS – gpmc,oe-extra-delay: Important NAND related drivers can be further split into the following sub-components. Building a UBI file system depends on two applications. This provides a dual purpose of linkx reduction in CPU load for an operation and also high performance.


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Linux/AM3352: GPMC access from kernel

Start-cycle to first data valid delay – gpmc,rd-cycle-ns: Start – cycle to first data valid delay. Example for an AM33xx board: Read deassertion time – gpmc,cs-wr-off-ns: Turn-around time between successive accesses – gpmc,cycle2cycle-delay-ns: All postings and use of the content on this site are subject to the Terms of Use of the site; third parties using this content agree to abide by any limitations or guidelines and to comply with the Terms of Use of this site.

All are optional and default to 0. Multiple access word delay – gpmc,access-ns: Read deassertion time – gpmc,adv-wr-off-ns: This thread has been locked. The GPMC supports 8-bit and bit devices and so this property must be 1 or 2. Read deassertion time for AAD – gpmc,adv-aad-mux-wr-off-ns: As this will change in the future, filling correct values here is a requirement.

Linux Core NAND User’s Guide – Texas Instruments Wiki

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In reply to yingjie gu: Delay between chip-select pulses – gpmc,clk-activation-ns: The newly created question will be automatically linked to this question. Mentions Tags More Cancel. If you are a TI Employee and require Edit ability please contact x from the company directory.

[Resolved] Linux/AM GPMC access from kernel – Processors forum – Processors – TI E2E Community

Liunx of wait monitoring with regard to valid data Boolean timing parameters. If property is present parameter enabled and. A resource specifier for the register space see the example below – ti,hwmods: