From: Shawn Lin <shawn.lin@rock-chips.com>
To: Jaehoon Chung <jh80.chung@samsung.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
Doug Anderson <dianders@chromium.org>,
Brian Norris <briannorris@chromium.org>,
Heiko Stuebner <heiko@sntech.de>,
linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
Shawn Lin <shawn.lin@rock-chips.com>
Subject: [PATCH 2/2] dt-bindings: rockchip-dw-mshc: add rockchip,default-drv-phase
Date: Fri, 6 May 2016 17:41:13 +0800 [thread overview]
Message-ID: <1462527673-24711-1-git-send-email-shawn.lin@rock-chips.com> (raw)
In-Reply-To: <1462527648-24443-1-git-send-email-shawn.lin@rock-chips.com>
rockchip,default-drv-phase is used to set the default drv degrees.
drv phases will decide the write timing of mmc controller.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
---
Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
index ea5614b..c48dba6 100644
--- a/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
+++ b/Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
@@ -29,6 +29,9 @@ Optional Properties:
probing, low speeds or in case where all phases work at tuning time.
If not specified 0 deg will be used.
+* rockchip,default-drv-phase: The default phase to set ciu_drv at probing
+ for host to write data to devices. If not specified 180 deg will be used.
+
Example:
rkdwmmc0@12200000 {
--
2.3.7
next prev parent reply other threads:[~2016-05-06 9:55 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-06 9:40 [PATCH 1/2] mmc: dw_mmc-rockchip: add default drv phase support Shawn Lin
2016-05-06 9:41 ` Shawn Lin [this message]
2016-05-06 17:26 ` [PATCH 2/2] dt-bindings: rockchip-dw-mshc: add rockchip,default-drv-phase Doug Anderson
2016-05-09 11:12 ` Shawn Lin
2016-05-09 16:31 ` Doug Anderson
2016-05-10 10:19 ` Shawn Lin
2016-05-10 15:57 ` Doug Anderson
2016-05-11 2:50 ` Shawn Lin
2016-05-11 3:50 ` Doug Anderson
2016-05-11 8:25 ` Shawn Lin
2016-05-11 21:42 ` Doug Anderson
2016-05-12 3:03 ` Shawn Lin
2016-05-06 17:28 ` [PATCH 1/2] mmc: dw_mmc-rockchip: add default drv phase support Doug Anderson
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