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Diffstat (limited to 'docs/ec_terms.md')
-rw-r--r-- | docs/ec_terms.md | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/ec_terms.md b/docs/ec_terms.md index 7e3dadce86..770278eaf6 100644 --- a/docs/ec_terms.md +++ b/docs/ec_terms.md @@ -187,6 +187,15 @@ [chromium.org documentation](https://www.chromium.org/for-testers/saft) for more details. +* **SHI - SPI Host Interface** {#shi} + + [SPI](#spi) host interface used for communication between the AP and the EC. + In this configuration, the AP provides the SPI controller and the EC + provides the SPI peripheral. This interface is only used for non-x86 base + APs. + + x86-based APs use either the [eSPI](#espi) or [LPC](#lpc) interface. + * **SPI - Serial Peripheral Interconnect** {#spi} A 4-wire synchronous communication bus consisting of the signals CLK |