[PATCH v2 5/5] Documentation: usb: chipidea: Update test procedure for HNP polling

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From: Li Jun <b47624@xxxxxxxxxxxxx>

Update HNP test procedure as HNP polling is supported.

Signed-off-by: Li Jun <jun.li@xxxxxxxxxxxxx>
---
 Documentation/usb/chipidea.txt |    9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/Documentation/usb/chipidea.txt b/Documentation/usb/chipidea.txt
index 3f848c1..95d9170 100644
--- a/Documentation/usb/chipidea.txt
+++ b/Documentation/usb/chipidea.txt
@@ -26,14 +26,13 @@ cat /sys/kernel/debug/ci_hdrc.0/registers
    On B-device:
    echo 1 > /sys/bus/platform/devices/ci_hdrc.0/inputs/b_bus_req
 
-   if HNP polling is not supported, also need:
-   On A-device:
-   echo 0 > /sys/bus/platform/devices/ci_hdrc.0/inputs/a_bus_req
-
    B-device should take host role and enumrate A-device.
 
 4) A-device switch back to host.
-   On B-device:
+   On A-device:
+   echo 1 > /sys/bus/platform/devices/ci_hdrc.0/inputs/a_bus_req
+
+   or, on B-device:
    echo 0 > /sys/bus/platform/devices/ci_hdrc.0/inputs/b_bus_req
 
    A-device should switch back to host and enumrate B-device.
-- 
1.7.9.5

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