Re: [PATCH] board: stm32pm1: update USB-C power detection algorithm on DK boards

2021-01-13 Thread Patrick DELAUNAY
From: Patrice CHOTARD Sent: vendredi 16 octobre 2020 09:29 USB-C power supply which are Power Delivery compliant (USB-PD) are able to provide different voltage/current (for example 5V/3A 9V/3A 12V/2.25A...) In this case, the power supply need to negotiate the voltage/current to use with th

RE: [PATCH] board: stm32pm1: update USB-C power detection algorithm on DK boards

2020-10-21 Thread Patrick DELAUNAY
Hi Patrice, > From: Patrice CHOTARD > Sent: vendredi 16 octobre 2020 09:29 > > USB-C power supply which are Power Delivery compliant (USB-PD) are able to > provide different voltage/current (for example 5V/3A 9V/3A 12V/2.25A...) > > In this case, the power supply need to negotiate the voltage/c

[PATCH] board: stm32pm1: update USB-C power detection algorithm on DK boards

2020-10-16 Thread Patrice Chotard
USB-C power supply which are Power Delivery compliant (USB-PD) are able to provide different voltage/current (for example 5V/3A 9V/3A 12V/2.25A...) In this case, the power supply need to negotiate the voltage/current to use with the device using CC1/CC2 USB-C signals. If this negotiation occurs d