From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Kalyan Thota <kalyan_t@codeaurora.org>
Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
freedreno@lists.freedesktop.org, devicetree@vger.kernel.org,
Krishna Manikandan <mkrishn@codeaurora.org>,
linux-kernel@vger.kernel.org, robdclark@gmail.com,
seanpaul@chromium.org, hoegsberg@chromium.org,
dianders@chromium.org, jsanka@codeaurora.org,
travitej@codeaurora.org, nganji@codeaurora.org
Subject: Re: [PATCH 2/3] arm64: dts: sc7180: add bus clock to mdp node for sc7180 target
Date: Thu, 10 Sep 2020 22:00:37 +0000 [thread overview]
Message-ID: <20200910220037.GA472@uller> (raw)
In-Reply-To: <1594899334-19772-2-git-send-email-kalyan_t@codeaurora.org>
On Thu 16 Jul 11:35 UTC 2020, Kalyan Thota wrote:
> From: Krishna Manikandan <mkrishn@codeaurora.org>
>
> Move the bus clock to mdp device node,in order
> to facilitate bus band width scaling on sc7180
> target.
>
> The parent device MDSS will not vote for bus bw,
> instead the vote will be triggered by mdp device
> node. Since a minimum vote is required to turn
> on bus clock, move the clock node to mdp device
> from where the votes are requested.
>
> This patch has dependency on the below series
> https://patchwork.kernel.org/patch/11468783/
>
Isn't this dependency on an old revision of patch 3/3 in this series?
Regardless, I don't see either the linked patch or patch 3 merged in
linux-next, so I presume I should not merge this?
Regards,
Bjorn
> Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org>
> ---
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 4f2c0d1..31fed6d 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -1510,10 +1510,9 @@
> power-domains = <&dispcc MDSS_GDSC>;
>
> clocks = <&gcc GCC_DISP_AHB_CLK>,
> - <&gcc GCC_DISP_HF_AXI_CLK>,
> <&dispcc DISP_CC_MDSS_AHB_CLK>,
> <&dispcc DISP_CC_MDSS_MDP_CLK>;
> - clock-names = "iface", "bus", "ahb", "core";
> + clock-names = "iface", "ahb", "core";
>
> assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>;
> assigned-clock-rates = <300000000>;
> @@ -1539,12 +1538,13 @@
> <0 0x0aeb0000 0 0x2008>;
> reg-names = "mdp", "vbif";
>
> - clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> <&dispcc DISP_CC_MDSS_ROT_CLK>,
> <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
> <&dispcc DISP_CC_MDSS_MDP_CLK>,
> <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> - clock-names = "iface", "rot", "lut", "core",
> + clock-names = "bus", "iface", "rot", "lut", "core",
> "vsync";
> assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>,
> <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> --
> 1.9.1
>
next prev parent reply other threads:[~2020-09-10 22:00 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-16 11:35 [PATCH 1/3] arm64: dts: sc7180: add interconnect bindings for display Kalyan Thota
2020-07-16 11:35 ` [PATCH 2/3] arm64: dts: sc7180: add bus clock to mdp node for sc7180 target Kalyan Thota
2020-08-04 15:43 ` Rob Clark
2020-09-10 22:00 ` Bjorn Andersson [this message]
2020-09-10 22:04 ` Rob Clark
2020-07-16 11:35 ` [PATCH 3/3] drm/msm/dpu: add support for clk and bw scaling for display Kalyan Thota
2020-08-04 15:40 ` Rob Clark
2020-10-27 8:32 ` Dmitry Baryshkov
2020-11-08 17:55 ` Amit Pundir
2020-08-04 15:42 ` [PATCH 1/3] arm64: dts: sc7180: add interconnect bindings " Rob Clark
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