Add documentation to briefly explain the role of TIFS Stub in relevant K3 SoC's.
Signed-off-by: Dhruva Gole d-gole@ti.com --- doc/board/ti/k3.rst | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/doc/board/ti/k3.rst b/doc/board/ti/k3.rst index 67b066a07d3a..2f63852b3801 100644 --- a/doc/board/ti/k3.rst +++ b/doc/board/ti/k3.rst @@ -193,6 +193,11 @@ online device resources such as power, clock, interrupts, dma etc. This firmware runs on a dedicated or multi-use microcontroller outside the security enclave. + * **TIFS Stub** - A small piece of code that helps restore the remaining + context and resume the TIFS firmware when resuming from Low Power Modes + like Suspend-to-RAM/ Deep Sleep. It is loaded into the ATCM (Tightly + Coupled Memory 'A' of the DM R5) during DM startup. This applies only + to AM62x, AM62A and AM62P based devices.
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