[RFC 1/2] dt-bindings: mmc: Document the Amlogic Meson8 and Meson8b SDIO bindings
robh at kernel.org
Fri May 12 12:05:21 PDT 2017
On Sat, May 06, 2017 at 07:18:56PM +0200, Martin Blumenstingl wrote:
> From: Carlo Caione <carlo at endlessm.com>
> This documents the devicetree bindings for the SDIO/MMC host found in
> Amlogic Meson8 and Meson8b SoCs. It supports the SD specification v2.0
> and the eMMC specification v4.41.
> It has an internal "mux" which allows connecting up to three MMC devices
> to it. The maximum supported bus-width is 4-bits.
> Amlogic's GPL kernel sources call it "SDIO" to differentiate it from the
> other MMC controller in (at least the Meson8 and Meson8b) the SoCs (they
> call the other one "SDHC", which supports a bus-width of up to 8-bits).
> Signed-off-by: Carlo Caione <carlo at endlessm.com>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
> .../bindings/mmc/amlogic,meson-mx-sdio.txt | 50 ++++++++++++++++++++++
> 1 file changed, 50 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mmc/amlogic,meson-mx-sdio.txt
Acked-by: Rob Herring <robh at kernel.org>
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