From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: Re: [PATCH] pinctrl: sh-pfc: r8a7796: Add group for AVB MDIO and MII pins Date: Thu, 20 Apr 2017 12:11:41 +0200 Message-ID: References: <1492681746-20005-1-git-send-email-geert+renesas@glider.be> <3839999.H9bRVaxdVd@avalon> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <3839999.H9bRVaxdVd@avalon> Sender: linux-renesas-soc-owner@vger.kernel.org To: Laurent Pinchart Cc: Geert Uytterhoeven , Linus Walleij , =?UTF-8?Q?Niklas_S=C3=B6derlund?= , Linux-Renesas , "linux-gpio@vger.kernel.org" List-Id: linux-gpio@vger.kernel.org Hi Laurent, On Thu, Apr 20, 2017 at 12:02 PM, Laurent Pinchart wrote: > On Thursday 20 Apr 2017 11:49:06 Geert Uytterhoeven wrote: >> Group the AVB pins into similar groups as found in other sh-pfc drivers. >> The pins can not be muxed between functions other than AVB, but their >> drive strengths can be controlled. >> >> The group avb_mdc containing ADV_MDC and ADV_MDIO is called avb_mdio on >> other SoCs. In pfc-r8a7796 the avb_mdc group already existed and is in >> use in DT. Therefore add the ADV_MDIO pin to the existing group instead >> of renaming it. > > This clearly shows that we need a few kernel releases to test PFC-related code > and DT before we can commit to an ABI. How do you think we should handle this > ? That's a difficult question ;-) For now I'd like to treat R-Car M3-W the same as H3. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds