From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Douglas Anderson <dianders@chromium.org>
Cc: linus.walleij@linaro.org, bgolaszewski@baylibre.com,
airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org,
narmstrong@baylibre.com, a.hajda@samsung.com,
Laurent.pinchart@ideasonboard.com, spanda@codeaurora.org,
jonas@kwiboo.se, jeffrey.l.hugo@gmail.com,
linux-gpio@vger.kernel.org, swboyd@chromium.org,
jernej.skrabec@siol.net, devicetree@vger.kernel.org,
dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
robdclark@chromium.org, Andy Gross <agross@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 6/6] arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza
Date: Mon, 11 May 2020 18:21:23 -0700 [thread overview]
Message-ID: <20200512012123.GC57962@builder.lan> (raw)
In-Reply-To: <20200507143354.v5.6.I89df9b6094549b8149aa8b8347f7401c678055b0@changeid>
On Thu 07 May 14:35 PDT 2020, Douglas Anderson wrote:
> We don't have the HPD line hooked up to the bridge chip. Add it as
> suggested in the patch ("dt-bindings: drm/bridge: ti-sn65dsi86:
> Document no-hpd").
>
> NOTE: this patch isn't expected to have any effect but just keeps us
> cleaner for the future. Currently the driver in Linux just assumes
> that nobody has HPD hooked up. This change allows us to later
> implement HPD support in the driver without messing up sdm845-cheza.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Applied this patch for 5.8 in the Qualcomm SoC tree.
Regards,
Bjorn
> ---
>
> Changes in v5: None
> Changes in v4: None
> Changes in v3: None
> Changes in v2:
> - ("arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza") new for v2.
>
> arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index 9070be43a309..5938f8b2aa2f 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -548,6 +548,8 @@ sn65dsi86_bridge: bridge@2d {
> clocks = <&rpmhcc RPMH_LN_BB_CLK2>;
> clock-names = "refclk";
>
> + no-hpd;
> +
> ports {
> #address-cells = <1>;
> #size-cells = <0>;
> --
> 2.26.2.645.ge9eca65c58-goog
>
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Douglas Anderson <dianders@chromium.org>
Cc: robdclark@chromium.org, devicetree@vger.kernel.org,
jernej.skrabec@siol.net, narmstrong@baylibre.com,
airlied@linux.ie, linux-arm-msm@vger.kernel.org, jonas@kwiboo.se,
jeffrey.l.hugo@gmail.com, spanda@codeaurora.org,
dri-devel@lists.freedesktop.org, swboyd@chromium.org,
a.hajda@samsung.com, bgolaszewski@baylibre.com,
robh+dt@kernel.org, Laurent.pinchart@ideasonboard.com,
linux-gpio@vger.kernel.org, Andy Gross <agross@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 6/6] arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza
Date: Mon, 11 May 2020 18:21:23 -0700 [thread overview]
Message-ID: <20200512012123.GC57962@builder.lan> (raw)
In-Reply-To: <20200507143354.v5.6.I89df9b6094549b8149aa8b8347f7401c678055b0@changeid>
On Thu 07 May 14:35 PDT 2020, Douglas Anderson wrote:
> We don't have the HPD line hooked up to the bridge chip. Add it as
> suggested in the patch ("dt-bindings: drm/bridge: ti-sn65dsi86:
> Document no-hpd").
>
> NOTE: this patch isn't expected to have any effect but just keeps us
> cleaner for the future. Currently the driver in Linux just assumes
> that nobody has HPD hooked up. This change allows us to later
> implement HPD support in the driver without messing up sdm845-cheza.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Applied this patch for 5.8 in the Qualcomm SoC tree.
Regards,
Bjorn
> ---
>
> Changes in v5: None
> Changes in v4: None
> Changes in v3: None
> Changes in v2:
> - ("arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza") new for v2.
>
> arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index 9070be43a309..5938f8b2aa2f 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -548,6 +548,8 @@ sn65dsi86_bridge: bridge@2d {
> clocks = <&rpmhcc RPMH_LN_BB_CLK2>;
> clock-names = "refclk";
>
> + no-hpd;
> +
> ports {
> #address-cells = <1>;
> #size-cells = <0>;
> --
> 2.26.2.645.ge9eca65c58-goog
>
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next prev parent reply other threads:[~2020-05-12 1:23 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-07 21:34 [PATCH v5 0/6] drm: Prepare to use a GPIO on ti-sn65dsi86 for Hot Plug Detect Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-07 21:34 ` [PATCH v5 1/6] drm/bridge: ti-sn65dsi86: Export bridge GPIOs to Linux Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-11 16:24 ` Stephen Boyd
2020-05-11 16:24 ` Stephen Boyd
2020-05-12 1:36 ` Bjorn Andersson
2020-05-12 1:36 ` Bjorn Andersson
2020-05-12 12:28 ` Linus Walleij
2020-05-12 12:28 ` Linus Walleij
2020-05-07 21:34 ` [PATCH v5 2/6] dt-bindings: display: Add hpd-gpios to panel-common bindings Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-07 21:34 ` [PATCH v5 3/6] drm/panel-simple: Support hpd-gpios for delaying prepare() Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-07 21:34 ` [PATCH v5 4/6] dt-bindings: drm/bridge: ti-sn65dsi86: Convert to yaml Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-11 16:25 ` Stephen Boyd
2020-05-11 16:25 ` Stephen Boyd
2020-05-07 21:34 ` [PATCH v5 5/6] dt-bindings: drm/bridge: ti-sn65dsi86: Document no-hpd Douglas Anderson
2020-05-07 21:34 ` Douglas Anderson
2020-05-07 21:35 ` [PATCH v5 6/6] arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza Douglas Anderson
2020-05-07 21:35 ` Douglas Anderson
2020-05-12 1:21 ` Bjorn Andersson [this message]
2020-05-12 1:21 ` Bjorn Andersson
2020-05-09 20:15 ` [PATCH v5 0/6] drm: Prepare to use a GPIO on ti-sn65dsi86 for Hot Plug Detect Sam Ravnborg
2020-05-09 20:15 ` Sam Ravnborg
2020-05-09 22:48 ` Doug Anderson
2020-05-09 22:48 ` Doug Anderson
2020-05-18 14:50 ` Doug Anderson
2020-05-18 14:50 ` Doug Anderson
2020-05-18 17:59 ` Sam Ravnborg
2020-05-18 17:59 ` Sam Ravnborg
2020-05-18 18:05 ` Doug Anderson
2020-05-18 18:05 ` Doug Anderson
2020-05-18 18:28 ` Sam Ravnborg
2020-05-18 18:28 ` Sam Ravnborg
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