Update cheatsheets

linux/flashrom

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# flashrom
+
+> Read, write, verify and erase flash chips.
+> More information: <https://manned.org/flashrom>.
+
+- Probe the chip, ensuring the wiring is correct:
+
+`flashrom --programmer {{programmer}}`
+
+- Read flash and save it to a file:
+
+`flashrom -p {{programmer}} --read {{path/to/file}}`
+
+- Write a file to the flash:
+
+`flashrom -p {{programmer}} --write {{path/to/file}}`
+
+- Verify the flash against a file:
+
+`flashrom -p {{programmer}} --verify {{path/to/file}}`
+
+- Probe the chip using Raspberry Pi:
+
+`flashrom -p {{linux_spi:dev=/dev/spidev0.0}}`