Hi Peter, Am 17.01.19 um 08:01 schrieb Peter Chen: > >> >> The i.MX6q/dl USB controller may drive the usb power line directly, but the >> polarity >> depends on the board. Reset state of the polarity is low-active so add this >> property >> to allow it to be high-active. >> > > As far as I know, most of i.mx USB controllers (except imx28/23, but they > don't have non-core registers) > work like this, and most of them are low active for PP default. Would you > just use "i.mx" at > both your code and your comment?
Am i right that i have to add my code block to (nearly) all other version specific init functions then? Will do so in next days and then send a v4 of this patch. > > Peter > >> Signed-off-by: Philipp Puschmann <philipp.puschm...@emlix.com> >> --- >> Changes in v3: add description >> --- >> Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt >> b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt >> index adae82385dd6..8696e3eff6e7 100644 >> --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt >> +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt >> @@ -93,6 +93,7 @@ i.mx specific properties >> - over-current-active-low: over current signal polarity is active low. >> - over-current-active-high: over current signal polarity is active high. >> It's recommended to specify the over current polarity. >> +- power-active-high: power signal polarity is high active (only for >> +imx6q/dl) >> - external-vbus-divider: enables off-chip resistor divider for Vbus >> >> Example: >> -- >> 2.20.1 >
