于 2012年07月06日 16:41, Tony Lindgren 写道:
* Sergei Shtylyovsshtyl...@mvista.com [120620 05:10]:
On 20-06-2012 13:14, Zumeng Chen wrote:
This will set TWL4030.GPIO2 as output pin to drive EHCI tranceiver.
...
+ /* Enable VBUS switch by setting TWL4030.GPIO2DIR as output
+* for
* Sergei Shtylyov sshtyl...@mvista.com [120620 05:10]:
On 20-06-2012 13:14, Zumeng Chen wrote:
This will set TWL4030.GPIO2 as output pin to drive EHCI tranceiver.
...
+/* Enable VBUS switch by setting TWL4030.GPIO2DIR as output
+ * for starting USB tranceiver
+ */
+if
This was chosen by following the trace on the schematic from component U131
and U134 to the CPEN pin on the USB3320 device.
TWL4030.GPIO2-...-(T2_GPIO2_3V3)U131-..nUSB2_EN-..U134-..EXP_nUSB2_1V8
which starts EHCI tranceiver USB3320.
This will set TWL4030.GPIO2 as output pin to drive EHCI
Hello.
On 20-06-2012 13:14, Zumeng Chen wrote:
This was chosen by following the trace on the schematic from component U131
and U134 to the CPEN pin on the USB3320 device.
TWL4030.GPIO2-...-(T2_GPIO2_3V3)U131-..nUSB2_EN-..U134-..EXP_nUSB2_1V8
which starts EHCI tranceiver USB3320.
This
于 2012年06月20日 20:05, Sergei Shtylyov 写道:
Hello.
On 20-06-2012 13:14, Zumeng Chen wrote:
This was chosen by following the trace on the schematic from
component U131
and U134 to the CPEN pin on the USB3320 device.
TWL4030.GPIO2-...-(T2_GPIO2_3V3)U131-..nUSB2_EN-..U134-..EXP_nUSB2_1V8