linux-kernel - Re: [PATCH v3] arm64: dts: rockchip: add "rockchip, grf" property for RK3399 PMUCRU/CRU

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAD=FV=UsMR=HD5799N7ny_Ce8XXCkcd3R3tpX34AEC6UmGkXtA@mail.gmail.com>
Date:   Mon, 9 Jan 2017 19:06:16 -0800
From:   Doug Anderson <dianders@...gle.com>
To:     Xing Zheng <zhengxing@...k-chips.com>
Cc:     Heiko Stübner <heiko@...ech.de>,
        "open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Caesar Wang <wxt@...k-chips.com>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        Brian Norris <briannorris@...omium.org>,
        Jianqun Xu <jay.xu@...k-chips.com>,
        Elaine Zhang <zhangqing@...k-chips.com>,
        David Wu <david.wu@...k-chips.com>,
        linux-clk <linux-clk@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] arm64: dts: rockchip: add "rockchip, grf" property for
 RK3399 PMUCRU/CRU

Hi,

On Mon, Jan 9, 2017 at 5:27 PM, Xing Zheng <zhengxing@...k-chips.com> wrote:
> The structure rockchip_clk_provider needs to refer the GRF regmap
> in somewhere, if the CRU node has not "rockchip,grf" property,
> calling syscon_regmap_lookup_by_phandle will return an invalid GRF
> regmap, and the MUXGRF type clock will be not supported.
>
> Therefore, we need to add them.
>
> Signed-off-by: Xing Zheng <zhengxing@...k-chips.com>
> ---
>
> Changes in v3:
> - add optional roperty rockchip,grf in rockchip,rk3399-cru.txt
>
> Changes in v2:
> - referring pmugrf for PMUGRU
> - fix the typo "invaild" in COMMIT message
>
>  Documentation/devicetree/bindings/clock/rockchip,rk3399-cru.txt | 5 +++++
>  arch/arm64/boot/dts/rockchip/rk3399.dtsi                        | 2 ++

"dts" and bindings shouldn't change in the same patch since they go
through different trees.  This is why I said:

> This looks sane to me, but before you land it you need to first send
> up a (separate) patch that adjusts:
>       --------

AKA: you need a two patch series here.

Sometimes it's OK to include bindings together with code changes
(depends on the maintainer), but never with dts changes.

-Doug