laforge submitted this change.

Approvals:
  Jenkins Builder: Verified
  tnt: Looks good to me, approved

doc/icE1usb: gateware is stored in flash and can be upgraded

Change-Id: I319ff4e75ba76543e562822b6b6d5968bccef237
---
M doc/manuals/chapters/gateware.adoc
1 file changed, 3 insertions(+), 0 deletions(-)

diff --git a/doc/manuals/chapters/gateware.adoc b/doc/manuals/chapters/gateware.adoc
index 03487e1..a515cb1 100644
--- a/doc/manuals/chapters/gateware.adoc
+++ b/doc/manuals/chapters/gateware.adoc
@@ -6,6 +6,9 @@
 picoRISCV soft-core running the [[firmware]] as well as the USB
 device peripheral talking to the host PC.
 
+The gateware is stored in binary form on the device-internal
+non-volatile memory (SPI flash).  It is field-upgradeable via USB.
+
 As an OSHW project, all of it is available in source code format
 at https://git.osmocom.org/osmo-e1-hardware/tree/gateware/icE1usb

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