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Diffstat (limited to 'Documentation/devicetree/bindings/input/dlg,da7280.txt')
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diff --git a/Documentation/devicetree/bindings/input/dlg,da7280.txt b/Documentation/devicetree/bindings/input/dlg,da7280.txt deleted file mode 100644 index 96ee5d50e111..000000000000 --- a/Documentation/devicetree/bindings/input/dlg,da7280.txt +++ /dev/null @@ -1,108 +0,0 @@ -Dialog Semiconductor DA7280 Haptics bindings - -Required properties: -- compatible: Should be "dlg,da7280". -- reg: Specifies the I2C slave address. - -- interrupt-parent : Specifies the phandle of the interrupt controller to - which the IRQs from DA7280 are delivered to. - -- dlg,actuator-type: Set Actuator type. it should be one of: - "LRA" - Linear Resonance Actuator type. - "ERM-bar" - Bar type Eccentric Rotating Mass. - "ERM-coin" - Coin type Eccentric Rotating Mass. - -- dlg,const-op-mode: Haptic operation mode for FF_CONSTANT. - Possible values: - 1 - Direct register override(DRO) mode triggered by i2c(default), - 2 - PWM data source mode controlled by PWM duty, -- dlg,periodic-op-mode: Haptic operation mode for FF_PERIODIC. - Possible values: - 1 - Register triggered waveform memory(RTWM) mode, the pattern - assigned to the PS_SEQ_ID played as much times as PS_SEQ_LOOP, - 2 - Edge triggered waveform memory(ETWM) mode, external GPI(N) - control are required to enable/disable and it needs to keep - device enabled by sending magnitude (X > 0), - the pattern is assigned to the GPI(N)_SEQUENCE_ID below. - The default value is 1 for both of the operation modes. - For more details, please see the datasheet. - -- dlg,nom-microvolt: Nominal actuator voltage rating. - Valid values: 0 - 6000000. -- dlg,abs-max-microvolt: Absolute actuator maximum voltage rating. - Valid values: 0 - 6000000. -- dlg,imax-microamp: Actuator max current rating. - Valid values: 0 - 252000. - Default: 130000. -- dlg,impd-micro-ohms: the impedance of the actuator in micro ohms. - Valid values: 0 - 1500000000. - -Optional properties: -- pwms : phandle to the physical PWM(Pulse Width Modulation) device. - PWM properties should be named "pwms". And number of cell is different - for each pwm device. - (See Documentation/devicetree/bindings/pwm/pwm.txt - for further information relating to pwm properties) - -- dlg,ps-seq-id: the PS_SEQ_ID(pattern ID in waveform memory inside chip) - to play back when RTWM-MODE is enabled. - Valid range: 0 - 15. -- dlg,ps-seq-loop: the PS_SEQ_LOOP, Number of times the pre-stored sequence - pointed to by PS_SEQ_ID or GPI(N)_SEQUENCE_ID is repeated. - Valid range: 0 - 15. -- dlg,gpiN-seq-id: the GPI(N)_SEQUENCE_ID, pattern to play - when gpi0 is triggered, 'N' must be 0 - 2. - Valid range: 0 - 15. -- dlg,gpiN-mode: the pattern mode which can select either - "Single-pattern" or "Multi-pattern", 'N' must be 0 - 2. -- dlg,gpiN-polarity: gpiN polarity which can be chosen among - "Rising-edge", "Falling-edge" and "Both-edge", - 'N' must be 0 - 2 - Haptic will work by this edge option in case of ETWM mode. - -- dlg,resonant-freq-hz: use in case of LRA. - the frequency range: 50 - 300. - Default: 205. - -- dlg,bemf-sens-enable: Enable for internal loop computations. -- dlg,freq-track-enable: Enable for resonant frequency tracking. -- dlg,acc-enable: Enable for active acceleration. -- dlg,rapid-stop-enable: Enable for rapid stop. -- dlg,amp-pid-enable: Enable for the amplitude PID. -- dlg,mem-array: Customized waveform memory(patterns) data downloaded to - the device during initialization. This is an array of 100 values(u8). - -For further information, see device datasheet. - -====== - -Example: - - haptics: da7280-haptics@4a { - compatible = "dlg,da7280"; - reg = <0x4a>; - interrupt-parent = <&gpio6>; - interrupts = <11 IRQ_TYPE_LEVEL_LOW>; - dlg,actuator-type = "LRA"; - dlg,dlg,const-op-mode = <1>; - dlg,dlg,periodic-op-mode = <1>; - dlg,nom-microvolt = <2000000>; - dlg,abs-max-microvolt = <2000000>; - dlg,imax-microamp = <170000>; - dlg,resonant-freq-hz = <180>; - dlg,impd-micro-ohms = <10500000>; - dlg,freq-track-enable; - dlg,rapid-stop-enable; - dlg,mem-array = < - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 - >; - }; |