From: Yong Mao <yong.mao@mediatek.com>
To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
srv_heupstream@mediatek.com,
Linus Walleij <linus.walleij@linaro.org>,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
yong mao <yong.mao@mediatek.com>,
linux-mediatek@lists.infradead.org,
Daniel Kurtz <djkurtz@chromium.org>,
Eddie Huang <eddie.huang@mediatek.com>,
Chaotian Jing <chaotian.jing@mediatek.com>
Subject: [PATCH v5 1/3] mmc: dt-bindings: update Mediatek MMC bindings
Date: Wed, 15 Mar 2017 15:26:38 +0800 [thread overview]
Message-ID: <1489562800-27431-2-git-send-email-yong.mao@mediatek.com> (raw)
In-Reply-To: <1489562800-27431-1-git-send-email-yong.mao@mediatek.com>
From: yong mao <yong.mao@mediatek.com>
Add description for mediatek,hs200-cmd-int-delay
Add description for mediatek,hs400-cmd-int-delay
Add description for mediatek,hs400-cmd-resp-sel-rising
Signed-off-by: Yong Mao <yong.mao@mediatek.com>
---
Documentation/devicetree/bindings/mmc/mtk-sd.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
index 0120c7f..4182ea3 100644
--- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt
+++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
@@ -21,6 +21,15 @@ Optional properties:
- assigned-clocks: PLL of the source clock
- assigned-clock-parents: parent of source clock, used for HS400 mode to get 400Mhz source clock
- hs400-ds-delay: HS400 DS delay setting
+- mediatek,hs200-cmd-int-delay: HS200 command internal delay setting.
+ This field has total 32 stages.
+ The value is an integer from 0 to 31.
+- mediatek,hs400-cmd-int-delay: HS400 command internal delay setting
+ This field has total 32 stages.
+ The value is an integer from 0 to 31.
+- mediatek,hs400-cmd-resp-sel-rising: HS400 command response sample selection
+ If present,HS400 command responses are sampled on rising edges.
+ If not present,HS400 command responses are sampled on falling edges.
Examples:
mmc0: mmc@11230000 {
@@ -38,4 +47,7 @@ mmc0: mmc@11230000 {
assigned-clocks = <&topckgen CLK_TOP_MSDC50_0_SEL>;
assigned-clock-parents = <&topckgen CLK_TOP_MSDCPLL_D2>;
hs400-ds-delay = <0x14015>;
+ mediatek,hs200-cmd-int-delay = <26>;
+ mediatek,hs400-cmd-int-delay = <14>;
+ mediatek,hs400-cmd-resp-sel-rising;
};
--
1.7.9.5
next prev parent reply other threads:[~2017-03-15 7:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-15 7:26 [PATCH v5 0/3] Use data tune for CMD line tune Yong Mao
2017-03-15 7:26 ` Yong Mao [this message]
2017-03-24 1:56 ` [PATCH v5 1/3] mmc: dt-bindings: update Mediatek MMC bindings Rob Herring
[not found] ` <1489562800-27431-2-git-send-email-yong.mao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-03-24 7:18 ` Ulf Hansson
[not found] ` <1489562800-27431-1-git-send-email-yong.mao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-03-15 7:26 ` [PATCH v5 2/3] ARM64: dts: mediatek: configure some fixed mmc parameters Yong Mao
[not found] ` <1489562800-27431-3-git-send-email-yong.mao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-03-24 7:17 ` Ulf Hansson
2017-05-10 9:50 ` Matthias Brugger
2017-03-15 7:26 ` [PATCH v5 3/3] mmc: mediatek: Use data tune for CMD line tune Yong Mao
2017-03-24 7:18 ` Ulf Hansson
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