From a5969a681da39ab84469d68da886e72ae982c20e Mon Sep 17 00:00:00 2001 From: Aurelian Zanoschi Date: Thu, 4 Feb 2021 10:14:06 +0200 Subject: [PATCH] [documentation]Add USB host support in documentation Signed-off-by: Aurelian Zanoschi (cherry picked from commit 48d081265d06d14090f3b22c44f712a603116fba) Signed-off-by: Ricardo Salveti --- docs/extra-build-config.md | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/docs/extra-build-config.md b/docs/extra-build-config.md index 921dcc5..1caf904 100644 --- a/docs/extra-build-config.md +++ b/docs/extra-build-config.md @@ -269,6 +269,15 @@ local.conf: ENABLE_DWC2_PERIPHERAL = "1" +## Enable USB host support + +By default in case of the Compute Module 4 IO Board the standard USB driver +that usually supports host mode operations is disabled for power saving reasons. +Users who want to use the 2 USB built-in ports or the other ports provided via +the header extension should set the following in local.conf: + + ENABLE_DWC2_HOST = "1" + ## Enable Openlabs 802.15.4 radio module When using device tree kernels, set this variable to enable the 802.15.4 hat: