linux-kernel - RE: [PATCH] USB TYPEC: RT1711H Type-C Chip Driver

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Message-ID: <25ced79e8ea84908bf6110a613ed81a2@ex1.rt.l>
Date:   Fri, 19 Jan 2018 09:01:24 +0000
From:   shufan_lee(李書帆) <shufan_lee@...htek.com>
To:     'Heikki Krogerus' <heikki.krogerus@...ux.intel.com>
CC:     'Jun Li' <jun.li@....com>, ShuFanLee <leechu729@...il.com>,
        cy_huang(黃啟原) <cy_huang@...htek.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        Guenter Roeck <linux@...ck-us.net>
Subject: RE: [PATCH] USB TYPEC: RT1711H Type-C Chip Driver

Hi Heikki,

  For example, the flow of tcpci_init is a little bit different.
  In tcpci_init, there are more parameters need to be set for RT1711H.

Best Regards,
*****************************
Shu-Fan Lee
Richtek Technology Corporation
TEL: +886-3-5526789 #2359
FAX: +886-3-5526612
*****************************

-----Original Message-----
From: Heikki Krogerus [mailto:heikki.krogerus@...ux.intel.com]
Sent: Friday, January 19, 2018 4:22 PM
To: shufan_lee(李書帆)
Cc: 'Jun Li'; ShuFanLee; cy_huang(黃啟原); linux-kernel@...r.kernel.org; linux-usb@...r.kernel.org; Guenter Roeck
Subject: Re: [PATCH] USB TYPEC: RT1711H Type-C Chip Driver

Hi Shu-Fan,

On Fri, Jan 19, 2018 at 05:48:02AM +0000, shufan_lee(?????????) wrote:
> Hi Jun,
>
>   For now, RT1711H is not fully compatible with TCPCI. So the existing tcpci.c
>   may not work for it.

The datasheet for RT1711H does talk about TCPCi and TCPM+TCPC [1].
What are the differences that justify a separate driver?

[1] http://www.richtek.com/assets/product_file/RT1711H/DS1711H-02.pdf

Br,

--
heikki
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