On Tue, Jun 25, 2013 at 11:23 AM, Fabio Estevam <feste...@gmail.com> wrote:
> On Mon, Jun 24, 2013 at 10:51 AM, Marek Vasut <ma...@denx.de> wrote:
>
>> Fabio, can you possibly test on MX23EVK please?
>
> I never used USB gadget with chipidea driver.
>
> Could you please explain what are the changes I need to do in the dts
> file (I want to try on mx28evk first) and defconfig in order to be
> able to test gadget? I am running today's linux-next.
I tried the following:
--- a/arch/arm/boot/dts/imx28-evk.dts
+++ b/arch/arm/boot/dts/imx28-evk.dts
@@ -239,7 +239,7 @@
ahb@80080000 {
usb0: usb@80080000 {
- vbus-supply = <®_usb0_vbus>;
+ dr_mode = "peripheral";
status = "okay";
};
,but I get:
[ 1.495725] usbcore: registered new interface driver asix
[ 1.501516] usbcore: registered new interface driver ax88179_178a
[ 1.508139] usbcore: registered new interface driver cdc_ether
[ 1.514463] usbcore: registered new interface driver smsc95xx
[ 1.520743] usbcore: registered new interface driver net1080
[ 1.526920] usbcore: registered new interface driver cdc_subset
[ 1.533254] usbcore: registered new interface driver zaurus
[ 1.539587] usbcore: registered new interface driver cdc_ncm
[ 1.545432] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.552494] usbcore: registered new interface driver usb-storage
[ 1.565640] ci_hdrc ci_hdrc.0: can't start gadget role
[ 1.577682] ci_hdrc ci_hdrc.1: can't start gadget role
[ 1.588304] ci_hdrc ci_hdrc.2: can't start gadget role
[ 1.598888] ci_hdrc ci_hdrc.3: can't start gadget role
[ 1.609508] ci_hdrc ci_hdrc.4: can't start gadget role
[ 1.620144] ci_hdrc ci_hdrc.5: can't start gadget role
[ 1.631028] ci_hdrc ci_hdrc.6: can't start gadget role
[ 1.642563] ci_hdrc ci_hdrc.7: can't start gadget role
[ 1.653530] ci_hdrc ci_hdrc.8: can't start gadget role
[ 1.664744] ci_hdrc ci_hdrc.9: can't start gadget role
[ 1.676085] ci_hdrc ci_hdrc.10: can't start gadget role
[ 1.687121] ci_hdrc ci_hdrc.11: can't start gadget role
[ 1.698309] ci_hdrc ci_hdrc.12: can't start gadget role
[ 1.709442] ci_hdrc ci_hdrc.13: can't start gadget role
[ 1.720879] ci_hdrc ci_hdrc.14: can't start gadget role
[ 1.732216] ci_hdrc ci_hdrc.15: can't start gadget role
[ 1.743660] ci_hdrc ci_hdrc.16: can't start gadget role
[ 1.755289] ci_hdrc ci_hdrc.17: can't start gadget role
[ 1.766821] ci_hdrc ci_hdrc.18: can't start gadget role
[ 1.778642] ci_hdrc ci_hdrc.19: can't start gadget role
[ 1.790227] ci_hdrc ci_hdrc.20: can't start gadget role
[ 1.802036] ci_hdrc ci_hdrc.21: can't start gadget role
[ 1.813879] ci_hdrc ci_hdrc.22: can't start gadget role
[ 1.825921] ci_hdrc ci_hdrc.23: can't start gadget role
... and system hangs here.
Any suggestions as to how to get gadget working?
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