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author | Liming Sun <lsun@mellanox.com> | 2018-05-08 14:46:49 -0400 |
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committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-21 10:44:40 +0200 |
commit | 0e190fd071ccda260d7b54d2f40c379f28a1237e (patch) | |
tree | 43810a5eea82eb013afbe014b5b66a65af3f031a /Documentation | |
parent | 86958dcc5ad706e8e0a3e647df01f6a5c509ff5f (diff) | |
download | linux-stable-0e190fd071ccda260d7b54d2f40c379f28a1237e.tar.gz linux-stable-0e190fd071ccda260d7b54d2f40c379f28a1237e.tar.bz2 linux-stable-0e190fd071ccda260d7b54d2f40c379f28a1237e.zip |
dt-bindings: mmc: Add binding for BlueField SoC
This commit adds "mellanox,bluefield-dw-mshc" for dwmmc driver
extension on Mellanox BlueField SoC platform.
Signed-off-by: Liming Sun <lsun@mellanox.com>
Reviewed-by: David Woods <dwoods@mellanox.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/mmc/bluefield-dw-mshc.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/bluefield-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/bluefield-dw-mshc.txt new file mode 100644 index 000000000000..b0f0999ea1a9 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/bluefield-dw-mshc.txt @@ -0,0 +1,29 @@ +* Mellanox Bluefield SoC specific extensions to the Synopsys Designware + Mobile Storage Host Controller + +Read synopsys-dw-mshc.txt for more details + +The Synopsys designware mobile storage host controller is used to interface +a SoC with storage medium such as eMMC or SD/MMC cards. This file documents +differences between the core Synopsys dw mshc controller properties described +by synopsys-dw-mshc.txt and the properties used by the Mellanox Bluefield SoC +specific extensions to the Synopsys Designware Mobile Storage Host Controller. + +Required Properties: + +* compatible: should be one of the following. + - "mellanox,bluefield-dw-mshc": for controllers with Mellanox Bluefield SoC + specific extensions. + +Example: + + /* Mellanox Bluefield SoC MMC */ + mmc@6008000 { + compatible = "mellanox,bluefield-dw-mshc"; + reg = <0x6008000 0x400>; + interrupts = <32>; + fifo-depth = <0x100>; + clock-frequency = <24000000>; + bus-width = <8>; + cap-mmc-highspeed; + }; |