From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751251AbeAVRaT (ORCPT ); Mon, 22 Jan 2018 12:30:19 -0500 Received: from vern.gendns.com ([206.190.152.46]:52901 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751040AbeAVRaR (ORCPT ); Mon, 22 Jan 2018 12:30:17 -0500 Subject: =?UTF-8?Q?Re:_[PATCH_v6_00/41]_ARM:_davinci:_convert_to_common_cloc?= =?UTF-8?Q?k_framework=e2=80=8b?= To: Bartosz Golaszewski Cc: linux-clk@vger.kernel.org, devicetree , linux-arm-kernel@lists.infradead.org, Michael Turquette , Stephen Boyd , Rob Herring , Mark Rutland , Sekhar Nori , Kevin Hilman , Bartosz Golaszewski , Adam Ford , Linux Kernel Mailing List References: <1516468460-4908-1-git-send-email-david@lechnology.com> From: David Lechner Message-ID: Date: Mon, 22 Jan 2018 11:30:15 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/22/2018 05:14 AM, Bartosz Golaszewski wrote: > 2018-01-20 18:13 GMT+01:00 David Lechner : >> This series converts mach-davinci to use the common clock framework. >> >> The series works like this, the first 19 patches create new clock drivers >> using the common clock framework. There are basically 3 groups of clocks - >> PLL, PSC and CFGCHIP (syscon). There are six different SoCs that each have >> unique init data, which is the reason for so many patches. >> >> Then, starting with "ARM: da830: add new clock init using common clock", >> we get the mach code ready for the switch by adding the code needed for >> the new clock drivers and adding #ifndef CONFIG_COMMON_CLK around the >> legacy clocks so that we can switch easily between the old and the new. >> >> "ARM: davinci: switch to common clock framework" actually flips the switch >> to start using the new clock drivers. Then the next 8 patches remove all >> of the old clock code. >> >> The final three patches add device tree clock support to the one SoC that >> supports it. >> >> v6 changes (also see individual patches for details): >> - All of the device tree bindings are changed >> - All of the clock drivers are changed significantly >> - Fixed issues brought up during review of v5 >> - "ARM: davinci: move davinci_clk_init() to init_time" is removed from this >> series and submitted separately >> >> v5 changes: >> - Basically, this is an entirely new series >> - Patches are broken up into bite-sized pieces >> - Converted PSC clock driver to use regmap >> - Restored "force" flag for certain DA850 clocks >> - Added device tree bindings >> - Moved more of the clock init to drivers/clk >> - Fixed frequency scaling (maybe*) >> >> * I have frequency scaling using cpufreq-dt, so I know the clocks are doing >> what they need to do to make this work, but I haven't figured out how to >> test davinci-cpufreq driver yet. (Patches to make cpufreq-dt work will be >> sent separately after this series has landed.) >> >> Dependencies: >> >> This series applies on top of linux-davinci/master plus the following patches: >> - [1] "clk: fix reentrancy of clk_enable() on UP systems" (in clk-next) >> - [2] "clk: add helper functions for managing clk_onecell_data" >> - [3] "clk: divider: read-only divider can propagate rate change" >> - [4],[5],[6],[7],[8],[9] series "ARM: davinci: common clock prep work" >> > > Hi David, > > I'm getting a splat[1] when trying to mount the rootfs over nfs on a da850-lcdk. > > I'll try to figure out what's happening. > > Best regards, > Bartosz Golaszewski > > [1] https://pastebin.com/D94z8SAe > Could it have something to do with the "rmii" clock? I don't think I added that in the device tree.