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| author | yong mao <yong.mao@mediatek.com> | 2017-03-15 15:26:38 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 21:41:43 +0200 |
| commit | 50fde5637b6b66555036bd815c01e0aa38d38859 (patch) | |
| tree | 681a6d59de7e78951386663677d5cde2791dfaec /Documentation/devicetree/bindings/mmc/mtk-sd.txt | |
| parent | 7aceaf566e1d6f7bf29516d680ee883697909cc7 (diff) | |
| download | linux-stable-50fde5637b6b66555036bd815c01e0aa38d38859.tar.gz linux-stable-50fde5637b6b66555036bd815c01e0aa38d38859.tar.bz2 linux-stable-50fde5637b6b66555036bd815c01e0aa38d38859.zip | |
mmc: dt-bindings: update Mediatek MMC bindings
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>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc/mtk-sd.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/mtk-sd.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt index 0120c7f1109c..4182ea36ca5b 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; }; |