* dwc3 gadget fails on dra7-evm
@ 2015-01-14 15:44 Roger Quadros
2015-01-14 16:57 ` Felipe Balbi
0 siblings, 1 reply; 4+ messages in thread
From: Roger Quadros @ 2015-01-14 15:44 UTC (permalink / raw)
To: Balbi, Felipe, George Cherian
Cc: Linux USB Mailing List,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
ABRAHAM, KISHON VIJAY
Hi,
In 3.19-rc4 on dra7-evm or dra72-evm
modprobe g_zero
[ 34.680683] zero gadget: Gadget Zero, version: Cinco de Mayo 2008
[ 34.687074] zero gadget: zero ready
[ 34.694133] dwc3 48890000.usb: failed to enable ep0out
[ 34.701600] zero 48890000.usb: failed to start zero: -110
ERROR: could not insert 'g_zero': Connection timed out
my u-boot version is v2015.01
cheers,
-roger
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: dwc3 gadget fails on dra7-evm
2015-01-14 15:44 dwc3 gadget fails on dra7-evm Roger Quadros
@ 2015-01-14 16:57 ` Felipe Balbi
2015-01-15 12:40 ` Roger Quadros
0 siblings, 1 reply; 4+ messages in thread
From: Felipe Balbi @ 2015-01-14 16:57 UTC (permalink / raw)
To: Roger Quadros
Cc: Balbi, Felipe, George Cherian, Linux USB Mailing List,
linux-omap@vger.kernel.org, ABRAHAM, KISHON VIJAY
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Hi,
On Wed, Jan 14, 2015 at 05:44:08PM +0200, Roger Quadros wrote:
> In 3.19-rc4 on dra7-evm or dra72-evm
>
> modprobe g_zero
> [ 34.680683] zero gadget: Gadget Zero, version: Cinco de Mayo 2008
> [ 34.687074] zero gadget: zero ready
> [ 34.694133] dwc3 48890000.usb: failed to enable ep0out
> [ 34.701600] zero 48890000.usb: failed to start zero: -110
> ERROR: could not insert 'g_zero': Connection timed out
>
> my u-boot version is v2015.01
hmm... it could be that DRA7x also needs the suspend phy quirk. Can you
try this ?
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 22771bc1643a..63f8b007bdc5 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -1257,6 +1257,8 @@
tx-fifo-resize;
maximum-speed = "super-speed";
dr_mode = "otg";
+ snps,dis_u3_susphy_quirk;
+ snps,dis_u2_susphy_quirk;
};
};
@@ -1278,6 +1280,8 @@
tx-fifo-resize;
maximum-speed = "high-speed";
dr_mode = "otg";
+ snps,dis_u3_susphy_quirk;
+ snps,dis_u2_susphy_quirk;
};
};
@@ -1299,6 +1303,8 @@
tx-fifo-resize;
maximum-speed = "high-speed";
dr_mode = "otg";
+ snps,dis_u3_susphy_quirk;
+ snps,dis_u2_susphy_quirk;
};
};
Weird, I remeber testing on X15 and not needing this quirk :-s
--
balbi
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: dwc3 gadget fails on dra7-evm
2015-01-14 16:57 ` Felipe Balbi
@ 2015-01-15 12:40 ` Roger Quadros
2015-01-15 15:31 ` Felipe Balbi
0 siblings, 1 reply; 4+ messages in thread
From: Roger Quadros @ 2015-01-15 12:40 UTC (permalink / raw)
To: balbi
Cc: George Cherian, Linux USB Mailing List,
linux-omap@vger.kernel.org, ABRAHAM, KISHON VIJAY
On 14/01/15 18:57, Felipe Balbi wrote:
> Hi,
>
> On Wed, Jan 14, 2015 at 05:44:08PM +0200, Roger Quadros wrote:
>> In 3.19-rc4 on dra7-evm or dra72-evm
>>
>> modprobe g_zero
>> [ 34.680683] zero gadget: Gadget Zero, version: Cinco de Mayo 2008
>> [ 34.687074] zero gadget: zero ready
>> [ 34.694133] dwc3 48890000.usb: failed to enable ep0out
>> [ 34.701600] zero 48890000.usb: failed to start zero: -110
>> ERROR: could not insert 'g_zero': Connection timed out
>>
>> my u-boot version is v2015.01
>
> hmm... it could be that DRA7x also needs the suspend phy quirk. Can you
> try this ?
The issue goes away with this patch. Thanks.
cheers,
-roger
>
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index 22771bc1643a..63f8b007bdc5 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -1257,6 +1257,8 @@
> tx-fifo-resize;
> maximum-speed = "super-speed";
> dr_mode = "otg";
> + snps,dis_u3_susphy_quirk;
> + snps,dis_u2_susphy_quirk;
> };
> };
>
> @@ -1278,6 +1280,8 @@
> tx-fifo-resize;
> maximum-speed = "high-speed";
> dr_mode = "otg";
> + snps,dis_u3_susphy_quirk;
> + snps,dis_u2_susphy_quirk;
> };
> };
>
> @@ -1299,6 +1303,8 @@
> tx-fifo-resize;
> maximum-speed = "high-speed";
> dr_mode = "otg";
> + snps,dis_u3_susphy_quirk;
> + snps,dis_u2_susphy_quirk;
> };
> };
>
>
> Weird, I remeber testing on X15 and not needing this quirk :-s
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: dwc3 gadget fails on dra7-evm
2015-01-15 12:40 ` Roger Quadros
@ 2015-01-15 15:31 ` Felipe Balbi
0 siblings, 0 replies; 4+ messages in thread
From: Felipe Balbi @ 2015-01-15 15:31 UTC (permalink / raw)
To: Roger Quadros
Cc: balbi, George Cherian, Linux USB Mailing List,
linux-omap@vger.kernel.org, ABRAHAM, KISHON VIJAY
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On Thu, Jan 15, 2015 at 02:40:13PM +0200, Roger Quadros wrote:
> On 14/01/15 18:57, Felipe Balbi wrote:
> > Hi,
> >
> > On Wed, Jan 14, 2015 at 05:44:08PM +0200, Roger Quadros wrote:
> >> In 3.19-rc4 on dra7-evm or dra72-evm
> >>
> >> modprobe g_zero
> >> [ 34.680683] zero gadget: Gadget Zero, version: Cinco de Mayo 2008
> >> [ 34.687074] zero gadget: zero ready
> >> [ 34.694133] dwc3 48890000.usb: failed to enable ep0out
> >> [ 34.701600] zero 48890000.usb: failed to start zero: -110
> >> ERROR: could not insert 'g_zero': Connection timed out
> >>
> >> my u-boot version is v2015.01
> >
> > hmm... it could be that DRA7x also needs the suspend phy quirk. Can you
> > try this ?
>
> The issue goes away with this patch. Thanks.
alright, patch coming.
--
balbi
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2015-01-14 16:57 ` Felipe Balbi
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