diff options
Diffstat (limited to 'Documentation/devicetree')
4 files changed, 65 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index 9dce540771f..3c18001dfd5 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -38,6 +38,8 @@ Optional properties: - mmc-highspeed-ddr-1_2v: eMMC high-speed DDR mode(1.2V I/O) is supported - mmc-hs200-1_8v: eMMC HS200 mode(1.8V I/O) is supported - mmc-hs200-1_2v: eMMC HS200 mode(1.2V I/O) is supported +- mmc-hs400-1_8v: eMMC HS400 mode(1.8V I/O) is supported +- mmc-hs400-1_2v: eMMC HS400 mode(1.2V I/O) is supported *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line polarity properties, we have to fix the meaning of the "normal" and "inverted" diff --git a/Documentation/devicetree/bindings/mmc/moxa,moxart-mmc.txt b/Documentation/devicetree/bindings/mmc/moxa,moxart-mmc.txt new file mode 100644 index 00000000000..b63819149f2 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/moxa,moxart-mmc.txt @@ -0,0 +1,30 @@ +MOXA ART MMC Host Controller Interface + + Inherits from mmc binding[1]. + + [1] Documentation/devicetree/bindings/mmc/mmc.txt + +Required properties: + +- compatible : Must be "moxa,moxart-mmc" or "faraday,ftsdc010" +- reg : Should contain registers location and length +- interrupts : Should contain the interrupt number +- clocks : Should contain phandle for the clock feeding the MMC controller + +Optional properties: + +- dmas : Should contain two DMA channels, line request number must be 5 for + both channels +- dma-names : Must be "tx", "rx" + +Example: + + mmc: mmc@98e00000 { + compatible = "moxa,moxart-mmc"; + reg = <0x98e00000 0x5C>; + interrupts = <5 0>; + clocks = <&clk_apb>; + dmas = <&dma 5>, + <&dma 5>; + dma-names = "tx", "rx"; + }; diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt index 8f3f1331535..2d4a7258a10 100644 --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt @@ -69,10 +69,6 @@ Optional properties: * supports-highspeed: Enables support for high speed cards (up to 50MHz) -* caps2-mmc-hs200-1_8v: Supports mmc HS200 SDR 1.8V mode - -* caps2-mmc-hs200-1_2v: Supports mmc HS200 SDR 1.2V mode - * broken-cd: as documented in mmc core bindings. * vmmc-supply: The phandle to the regulator to use for vmmc. If this is @@ -103,7 +99,6 @@ board specific portions as listed below. clock-freq-min-max = <400000 200000000>; num-slots = <1>; supports-highspeed; - caps2-mmc-hs200-1_8v; broken-cd; fifo-depth = <0x80>; card-detect-delay = <200>; diff --git a/Documentation/devicetree/bindings/mmc/usdhi6rol0.txt b/Documentation/devicetree/bindings/mmc/usdhi6rol0.txt new file mode 100644 index 00000000000..8babdaa8623 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/usdhi6rol0.txt @@ -0,0 +1,33 @@ +* Renesas usdhi6rol0 SD/SDIO host controller + +Required properties: + +- compatible: must be + "renesas,usdhi6rol0" +- interrupts: 3 interrupts, named "card detect", "data" and "SDIO" must be + specified +- clocks: a clock binding for the IMCLK input + +Optional properties: + +- vmmc-supply: a phandle of a regulator, supplying Vcc to the card +- vqmmc-supply: a phandle of a regulator, supplying VccQ to the card + +Additionally any standard mmc bindings from mmc.txt can be used. + +Example: + +sd0: sd@ab000000 { + compatible = "renesas,usdhi6rol0"; + reg = <0xab000000 0x200>; + interrupts = <0 23 0x4 + 0 24 0x4 + 0 25 0x4>; + interrupt-names = "card detect", "data", "SDIO"; + bus-width = <4>; + max-frequency = <50000000>; + cap-power-off-card; + clocks = <&imclk>; + vmmc-supply = <&vcc_sd0>; + vqmmc-supply = <&vccq_sd0>; +}; |