Trust me, that sequence looks correct: Find More Posts by luklem. For example in this patch: Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. This is very convenient to localize problem. I tried several ways to write on it. I’ve found that sometimes Spansion devices are supported by this driver.

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By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. It had non effect on the problem, that the write seems not to work.

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There is no function call into the m25p80 driver. Join our community today! Please visit spamsion page to clear all LQ-related cookies. Email Required, but never shown.

How to read/write from an Flash connected through SPI in an embedded Linux (ARM)? – Stack Overflow

Stefan Jaritz 1 8 On my board is an Flash which is lijux through SPI. All times are GMT Details on mtd utils: Sign up using Email and Password. What is MTD devices? For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration.

Unable to boot from spansion SPI Flash

The time now is So, let’s go step by step. It is available with busybox. The spi is associated with mtd8: This spasnion confirmed by your log:. This is very convenient to localize problem.

I’ve seen that before, refer to erasing-flash-nor-ioctlmemunlock-return-status. But writing to the flash fails.


Special flash memory partition – MTD. BB code is On.

I will check the uboot code. Visit the following links: Registration is quick, simple and absolutely free. The SPI flash is mounted to mtdblock8 in your case.

If you’d like to contribute content, let us know. I’ve been browsing through the Kernel sources and it looks like this Spansion device is not supported. The spi1, the image sensor interface isi1 and the i2c i2c1 where using the same pins.

Checked lowering the frequency.

drivers/mtd/spi/spansion.c – chromiumos/third_party/u-boot – Git at Google

This is confirmed by your log: I checked the bootloader for my sama5d35 board sama5d3xek. I will update that question. But they all failed.