diff options
Diffstat (limited to 'Documentation/devicetree')
7 files changed, 86 insertions, 13 deletions
diff --git a/Documentation/devicetree/bindings/mtd/jedec,spi-nor.txt b/Documentation/devicetree/bindings/mtd/jedec,spi-nor.txt index 376fa2f50e6b..956bb046e599 100644 --- a/Documentation/devicetree/bindings/mtd/jedec,spi-nor.txt +++ b/Documentation/devicetree/bindings/mtd/jedec,spi-nor.txt @@ -13,7 +13,6 @@ Required properties: at25df321a at25df641 at26df081a - en25s64 mr25h128 mr25h256 mr25h10 @@ -33,7 +32,6 @@ Required properties: s25fl008k s25fl064k sst25vf040b - sst25wf040b m25p40 m25p80 m25p16 diff --git a/Documentation/devicetree/bindings/sound/da7218.txt b/Documentation/devicetree/bindings/sound/da7218.txt index 5ca5a709b6aa..3ab9dfef38d1 100644 --- a/Documentation/devicetree/bindings/sound/da7218.txt +++ b/Documentation/devicetree/bindings/sound/da7218.txt @@ -73,7 +73,7 @@ Example: compatible = "dlg,da7218"; reg = <0x1a>; interrupt-parent = <&gpio6>; - interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; wakeup-source; VDD-supply = <®_audio>; diff --git a/Documentation/devicetree/bindings/sound/da7219.txt b/Documentation/devicetree/bindings/sound/da7219.txt index cf61681826b6..5b54d2d045c3 100644 --- a/Documentation/devicetree/bindings/sound/da7219.txt +++ b/Documentation/devicetree/bindings/sound/da7219.txt @@ -77,7 +77,7 @@ Example: reg = <0x1a>; interrupt-parent = <&gpio6>; - interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; VDD-supply = <®_audio>; VDDMIC-supply = <®_audio>; diff --git a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt index 5bf13960f7f4..e3c48b20b1a6 100644 --- a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt +++ b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt @@ -12,24 +12,30 @@ Required properties: - "fsl,imx53-ecspi" for SPI compatible with the one integrated on i.MX53 and later Soc - reg : Offset and length of the register set for the device - interrupts : Should contain CSPI/eCSPI interrupt -- cs-gpios : Specifies the gpio pins to be used for chipselects. - clocks : Clock specifiers for both ipg and per clocks. - clock-names : Clock names should include both "ipg" and "per" See the clock consumer binding, Documentation/devicetree/bindings/clock/clock-bindings.txt -- dmas: DMA specifiers for tx and rx dma. See the DMA client binding, - Documentation/devicetree/bindings/dma/dma.txt -- dma-names: DMA request names should include "tx" and "rx" if present. -Obsolete properties: -- fsl,spi-num-chipselects : Contains the number of the chipselect +Recommended properties: +- cs-gpios : GPIOs to use as chip selects, see spi-bus.txt. While the native chip +select lines can be used, they appear to always generate a pulse between each +word of a transfer. Most use cases will require GPIO based chip selects to +generate a valid transaction. Optional properties: +- num-cs : Number of total chip selects, see spi-bus.txt. +- dmas: DMA specifiers for tx and rx dma. See the DMA client binding, +Documentation/devicetree/bindings/dma/dma.txt. +- dma-names: DMA request names, if present, should include "tx" and "rx". - fsl,spi-rdy-drctl: Integer, representing the value of DRCTL, the register controlling the SPI_READY handling. Note that to enable the DRCTL consideration, the SPI_READY mode-flag needs to be set too. Valid values are: 0 (disabled), 1 (edge-triggered burst) and 2 (level-triggered burst). +Obsolete properties: +- fsl,spi-num-chipselects : Contains the number of the chipselect + Example: ecspi@70010000 { diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt index 30595964876a..9ff560298498 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt @@ -46,6 +46,7 @@ Optional properties: - pinctrl-names : a pinctrl state named "default" must be defined - pinctrl-0 : pin control group See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt + - imod-interval-ns: default interrupt moderation interval is 5000ns Example: usb30: usb@11270000 { @@ -66,6 +67,7 @@ usb30: usb@11270000 { usb3-lpm-capable; mediatek,syscon-wakeup = <&pericfg>; mediatek,wakeup-src = <1>; + imod-interval-ns = <10000>; }; 2nd: dual-role mode with xHCI driver diff --git a/Documentation/devicetree/bindings/usb/usb-device.txt b/Documentation/devicetree/bindings/usb/usb-device.txt index 1b27cebb47f4..036be172b1ae 100644 --- a/Documentation/devicetree/bindings/usb/usb-device.txt +++ b/Documentation/devicetree/bindings/usb/usb-device.txt @@ -4,8 +4,49 @@ Usually, we only use device tree for hard wired USB device. The reference binding doc is from: http://www.devicetree.org/open-firmware/bindings/usb/usb-1_0.ps +Four types of device-tree nodes are defined: "host-controller nodes" +representing USB host controllers, "device nodes" representing USB devices, +"interface nodes" representing USB interfaces and "combined nodes" +representing simple USB devices. -Required properties: +A combined node shall be used instead of a device node and an interface node +for devices of class 0 or 9 (hub) with a single configuration and a single +interface. + +A "hub node" is a combined node or an interface node that represents a USB +hub. + + +Required properties for device nodes: +- compatible: "usbVID,PID", where VID is the vendor id and PID the product id. + The textual representation of VID and PID shall be in lower case hexadecimal + with leading zeroes suppressed. The other compatible strings from the above + standard binding could also be used, but a device adhering to this binding + may leave out all except for "usbVID,PID". +- reg: the number of the USB hub port or the USB host-controller port to which + this device is attached. The range is 1-255. + + +Required properties for device nodes with interface nodes: +- #address-cells: shall be 2 +- #size-cells: shall be 0 + + +Required properties for interface nodes: +- compatible: "usbifVID,PID.configCN.IN", where VID is the vendor id, PID is + the product id, CN is the configuration value and IN is the interface + number. The textual representation of VID, PID, CN and IN shall be in lower + case hexadecimal with leading zeroes suppressed. The other compatible + strings from the above standard binding could also be used, but a device + adhering to this binding may leave out all except for + "usbifVID,PID.configCN.IN". +- reg: the interface number and configuration value + +The configuration component is not included in the textual representation of +an interface-node unit address for configuration 1. + + +Required properties for combined nodes: - compatible: "usbVID,PID", where VID is the vendor id and PID the product id. The textual representation of VID and PID shall be in lower case hexadecimal with leading zeroes suppressed. The other compatible strings from the above @@ -31,8 +72,31 @@ Example: #address-cells = <1>; #size-cells = <0>; - hub@1 { /* hub connected to port 1 */ + hub@1 { /* hub connected to port 1 */ compatible = "usb5e3,608"; reg = <1>; }; + + device@2 { /* device connected to port 2 */ + compatible = "usb123,4567"; + reg = <2>; + }; + + device@3 { /* device connected to port 3 */ + compatible = "usb123,abcd"; + reg = <3>; + + #address-cells = <2>; + #size-cells = <0>; + + interface@0 { /* interface 0 of configuration 1 */ + compatible = "usbif123,abcd.config1.0"; + reg = <0 1>; + }; + + interface@0,2 { /* interface 0 of configuration 2 */ + compatible = "usbif123,abcd.config2.0"; + reg = <0 2>; + }; + }; }; diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt index ae6e484a8d7c..e2ea59bbca93 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -7,12 +7,14 @@ Required properties: - "marvell,armada3700-xhci" for Armada 37xx SoCs - "marvell,armada-375-xhci" for Armada 375 SoCs - "marvell,armada-380-xhci" for Armada 38x SoCs + - "renesas,xhci-r8a7743" for r8a7743 SoC - "renesas,xhci-r8a7790" for r8a7790 SoC - "renesas,xhci-r8a7791" for r8a7791 SoC - "renesas,xhci-r8a7793" for r8a7793 SoC - "renesas,xhci-r8a7795" for r8a7795 SoC - "renesas,xhci-r8a7796" for r8a7796 SoC - - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device + - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 or RZ/G1 compatible + device - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device - "xhci-platform" (deprecated) @@ -29,6 +31,7 @@ Optional properties: - usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM - usb3-lpm-capable: determines if platform is USB3 LPM capable - quirk-broken-port-ped: set if the controller has broken port disable mechanism + - imod-interval-ns: default interrupt moderation interval is 5000ns Example: usb@f0931000 { |