Re: [PATCH] extcon-usb-gpio: add enable pin support

2015-12-11 Thread Sergei Shtylyov
Hello. On 12/11/2015 07:05 AM, Chanwoo Choi wrote: Sometimes there's a real OTG chip behind the USB ID signal mapped to a GPIO pin: in my case it's Maxim Integrated MAX3355E which integrates Vbus charge pump and comparators and passes thru the ID signal from an OTG connector.

Re: [PATCH] extcon-usb-gpio: add enable pin support

2015-12-11 Thread Sergei Shtylyov
Hello. On 12/11/2015 06:53 AM, Rob Herring wrote: Sometimes there's a real OTG chip behind the USB ID signal mapped to a GPIO pin: in my case it's Maxim Integrated MAX3355E which integrates Vbus charge pump and comparators and passes thru the ID signal from an OTG connector. This chip

[PATCH] extcon-usb-gpio: add enable pin support

2015-12-10 Thread Sergei Shtylyov
Sometimes there's a real OTG chip behind the USB ID signal mapped to a GPIO pin: in my case it's Maxim Integrated MAX3355E which integrates Vbus charge pump and comparators and passes thru the ID signal from an OTG connector. This chip also has the SHDN# pin which should be driven high for

Re: [PATCH] extcon-usb-gpio: add enable pin support

2015-12-10 Thread Rob Herring
On Fri, Dec 11, 2015 at 02:07:05AM +0300, Sergei Shtylyov wrote: > Sometimes there's a real OTG chip behind the USB ID signal mapped to a GPIO > pin: in my case it's Maxim Integrated MAX3355E which integrates Vbus charge > pump and comparators and passes thru the ID signal from an OTG

Re: [PATCH] extcon-usb-gpio: add enable pin support

2015-12-10 Thread Chanwoo Choi
Hi Sergei, On 2015년 12월 11일 08:07, Sergei Shtylyov wrote: > Sometimes there's a real OTG chip behind the USB ID signal mapped to a GPIO > pin: in my case it's Maxim Integrated MAX3355E which integrates Vbus charge > pump and comparators and passes thru the ID signal from an OTG connector.