[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1538156040.30348.89.camel@mtkswgap22>
Date: Sat, 29 Sep 2018 01:34:00 +0800
From: Sean Wang <sean.wang@...iatek.com>
To: Chaotian Jing <chaotian.jing@...iatek.com>
CC: Ulf Hansson <ulf.hansson@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Matthias Brugger <matthias.bgg@...il.com>,
Ryder Lee <ryder.lee@...iatek.com>,
Wolfram Sang <wsa+renesas@...g-engineering.com>,
<linux-mmc@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <srv_heupstream@...iatek.com>
Subject: Re: [PATCH 1/2] mmc: dt-bindings: add "bus-clk" for MT2712
On Fri, 2018-09-28 at 19:40 +0800, Chaotian Jing wrote:
> On MT2712 MSDC0/3, HCLK/bus-clk need gate/ungate together,
> or will hang when access MSDC register.
>
> Signed-off-by: Chaotian Jing <chaotian.jing@...iatek.com>
> ---
> Documentation/devicetree/bindings/mmc/mtk-sd.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> index f33467a..182299b 100644
> --- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> @@ -22,6 +22,7 @@ Required properties:
> "source" - source clock (required)
> "hclk" - HCLK which used for host (required)
> "source_cg" - independent source clock gate (required for MT2712)
> + "bus_clk" - bus clk used for internal register access(required for MT2712 MSDC0/3)
use a full name in the description such as changing "clk" to "clock" and
add an extra blank char prior to left parenthesis
> - pinctrl-names: should be "default", "state_uhs"
> - pinctrl-0: should contain default/high speed pin ctrl
> - pinctrl-1: should contain uhs mode pin ctrl
Powered by blists - more mailing lists