From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
To: Jitao Shi <jitao.shi@mediatek.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, srv_heupstream@mediatek.com,
David Airlie <airlied@linux.ie>,
huijuan.xie@mediatek.com, stonea168@163.com,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
cawa.cheng@mediatek.com, Rob Herring <robh+dt@kernel.org>,
linux-mediatek@lists.infradead.org,
Matthias Brugger <matthias.bgg@gmail.com>,
yingjoe.chen@mediatek.com, eddie.huang@mediatek.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v13 2/6] dt-bindings: display: mediatek: control dpi pins mode to avoid leakage
Date: Wed, 11 Mar 2020 21:44:55 +0800 [thread overview]
Message-ID: <CAAOTY_9D+piEumzeX0Our8SO8RXaD5R_KerSCKgWA=Y=p5XEXQ@mail.gmail.com> (raw)
In-Reply-To: <20200311071823.117899-3-jitao.shi@mediatek.com>
[-- Attachment #1.1: Type: text/plain, Size: 1839 bytes --]
Jitao Shi <jitao.shi@mediatek.com> 於 2020年3月11日 週三 下午3:18寫道：
> Add property "pinctrl-names" to swap pin mode between gpio and dpi mode.
> Set
> the dpi pins to gpio mode and output-low to avoid leakage current when dpi
> disabled.
>
Reviewed-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
>
> Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
> ---
> .../devicetree/bindings/display/mediatek/mediatek,dpi.txt | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git
> a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
> b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
> index 58914cf681b8..260ae75ac640 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
> @@ -17,6 +17,10 @@ Required properties:
> Documentation/devicetree/bindings/graph.txt. This port should be
> connected
> to the input port of an attached HDMI or LVDS encoder chip.
>
> +Optional properties:
> +- pinctrl-names: Contain "default" and "sleep".
> + pinctrl-names see
> Documentation/devicetree/bindings/pinctrlpinctrl-bindings.txt
> +
> Example:
>
> dpi0: dpi@1401d000 {
> @@ -27,6 +31,9 @@ dpi0: dpi@1401d000 {
> <&mmsys CLK_MM_DPI_ENGINE>,
> <&apmixedsys CLK_APMIXED_TVDPLL>;
> clock-names = "pixel", "engine", "pll";
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&dpi_pin_func>;
> + pinctrl-1 = <&dpi_pin_idle>;
>
> port {
> dpi0_out: endpoint {
> --
> 2.21.0
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
>
[-- Attachment #1.2: Type: text/html, Size: 3989 bytes --]
[-- Attachment #2: Type: text/plain, Size: 160 bytes --]
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2020-03-11 13:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-11 7:18 [PATCH v13 0/6] mt8183 dpi supports dual edge and pin mode swap Jitao Shi
2020-03-11 7:18 ` [PATCH v13 1/6] dt-bindings: media: add pclk-sample dual edge property Jitao Shi
2020-03-11 13:53 ` Neil Armstrong
2020-03-17 13:33 ` Chun-Kuang Hu
2020-03-11 7:18 ` [PATCH v13 2/6] dt-bindings: display: mediatek: control dpi pins mode to avoid leakage Jitao Shi
2020-03-11 13:44 ` Chun-Kuang Hu [this message]
2020-03-19 18:29 ` Rob Herring
2020-03-11 7:18 ` [PATCH v13 3/6] dt-bindings: display: mediatek: dpi sample data in dual edge support Jitao Shi
2020-03-11 7:18 ` [PATCH v13 4/6] dt-bindings: display: mediatek: convert the document format from txt to yaml Jitao Shi
2020-03-19 18:33 ` Rob Herring
2020-03-11 7:18 ` [PATCH v13 5/6] drm/mediatek: dpi sample mode support Jitao Shi
2020-03-11 13:56 ` Neil Armstrong
2020-03-11 7:18 ` [PATCH v13 6/6] drm/mediatek: set dpi pin mode to gpio low to avoid leakage current Jitao Shi
2020-03-11 13:45 ` Chun-Kuang Hu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAAOTY_9D+piEumzeX0Our8SO8RXaD5R_KerSCKgWA=Y=p5XEXQ@mail.gmail.com' \
--to=chunkuang.hu@kernel.org \
--cc=airlied@linux.ie \
--cc=cawa.cheng@mediatek.com \
--cc=devicetree@vger.kernel.org \
--cc=dri-devel@lists.freedesktop.org \
--cc=eddie.huang@mediatek.com \
--cc=huijuan.xie@mediatek.com \
--cc=jitao.shi@mediatek.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=mark.rutland@arm.com \
--cc=matthias.bgg@gmail.com \
--cc=robh+dt@kernel.org \
--cc=srv_heupstream@mediatek.com \
--cc=stonea168@163.com \
--cc=yingjoe.chen@mediatek.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).