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author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-03-03 08:11:01 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-03-03 08:11:01 +0100 |
commit | eaa819409db6ac80fbd7c3d36450b2d1bec93576 (patch) | |
tree | 6cd5e0c7f8abe121af237b701ee9e0e1b6f7e40d /dts/Bindings/mmc/mmc-pwrseq-simple.txt | |
parent | 0c9aadb6185e1d84746b632284bc89e4e4c80cd3 (diff) | |
download | barebox-eaa819409db6ac80fbd7c3d36450b2d1bec93576.tar.gz barebox-eaa819409db6ac80fbd7c3d36450b2d1bec93576.tar.xz |
dts: update to v4.0-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/mmc/mmc-pwrseq-simple.txt')
-rw-r--r-- | dts/Bindings/mmc/mmc-pwrseq-simple.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/dts/Bindings/mmc/mmc-pwrseq-simple.txt b/dts/Bindings/mmc/mmc-pwrseq-simple.txt new file mode 100644 index 0000000000..a462c50f19 --- /dev/null +++ b/dts/Bindings/mmc/mmc-pwrseq-simple.txt @@ -0,0 +1,25 @@ +* The simple MMC power sequence provider + +The purpose of the simple MMC power sequence provider is to supports a set of +common properties between various SOC designs. It thus enables us to use the +same provider for several SOC designs. + +Required properties: +- compatible : contains "mmc-pwrseq-simple". + +Optional properties: +- reset-gpios : contains a list of GPIO specifiers. The reset GPIOs are asserted + at initialization and prior we start the power up procedure of the card. + They will be de-asserted right after the power has been provided to the + card. +- clocks : Must contain an entry for the entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names : Must include the following entry: + "ext_clock" (External clock provided to the card). + +Example: + + sdhci0_pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpio1 12 0>; + } |