diff options
Diffstat (limited to 'Documentation/devicetree')
8 files changed, 124 insertions, 110 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt index bf99e2f24788..205593f56fe7 100644 --- a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt +++ b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.txt @@ -16,6 +16,11 @@ Required properties: - vref-supply: The regulator supply ADC reference voltage. - #io-channel-cells: Should be 1, see ../iio-bindings.txt +Optional properties: +- resets: Must contain an entry for each entry in reset-names if need support + this option. See ../reset/reset.txt for details. +- reset-names: Must include the name "saradc-apb". + Example: saradc: saradc@2006c000 { compatible = "rockchip,saradc"; @@ -23,6 +28,8 @@ Example: interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>; clock-names = "saradc", "apb_pclk"; + resets = <&cru SRST_SARADC>; + reset-names = "saradc-apb"; #io-channel-cells = <1>; vref-supply = <&vcc18>; }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt b/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt index 1112e0d794e1..820fee4b77b6 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt +++ b/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt @@ -13,6 +13,7 @@ Required properties: - touchscreen-size-y : See touchscreen.txt Optional properties: +- firmware-name : File basename (string) for board specific firmware - touchscreen-inverted-x : See touchscreen.txt - touchscreen-inverted-y : See touchscreen.txt - touchscreen-swapped-x-y : See touchscreen.txt diff --git a/Documentation/devicetree/bindings/mmc/sdhci-st.txt b/Documentation/devicetree/bindings/mmc/sdhci-st.txt index 88faa91125bf..3cd4c43a3260 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-st.txt +++ b/Documentation/devicetree/bindings/mmc/sdhci-st.txt @@ -10,7 +10,7 @@ Required properties: subsystem (mmcss) inside the FlashSS (available in STiH407 SoC family). -- clock-names: Should be "mmc". +- clock-names: Should be "mmc" and "icn". (NB: The latter is not compulsory) See: Documentation/devicetree/bindings/resource-names.txt - clocks: Phandle to the clock. See: Documentation/devicetree/bindings/clock/clock-bindings.txt diff --git a/Documentation/devicetree/bindings/serial/8250.txt b/Documentation/devicetree/bindings/serial/8250.txt index f5561ac7e17e..936ab5b87324 100644 --- a/Documentation/devicetree/bindings/serial/8250.txt +++ b/Documentation/devicetree/bindings/serial/8250.txt @@ -42,9 +42,6 @@ Optional properties: - auto-flow-control: one way to enable automatic flow control support. The driver is allowed to detect support for the capability even without this property. -- {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD - line respectively. It will use specified GPIO instead of the peripheral - function pin for the UART feature. If unsure, don't specify this property. Note: * fsl,ns16550: @@ -66,19 +63,3 @@ Example: interrupts = <10>; reg-shift = <2>; }; - -Example for OMAP UART using GPIO-based modem control signals: - - uart4: serial@49042000 { - compatible = "ti,omap3-uart"; - reg = <0x49042000 0x400>; - interrupts = <80>; - ti,hwmods = "uart4"; - clock-frequency = <48000000>; - cts-gpios = <&gpio3 5 GPIO_ACTIVE_LOW>; - rts-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>; - dtr-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; - dsr-gpios = <&gpio1 13 GPIO_ACTIVE_LOW>; - dcd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>; - rng-gpios = <&gpio1 15 GPIO_ACTIVE_LOW>; - }; diff --git a/Documentation/devicetree/bindings/sound/omap-mcpdm.txt b/Documentation/devicetree/bindings/sound/omap-mcpdm.txt index 6f6c2f8e908d..0741dff048dd 100644 --- a/Documentation/devicetree/bindings/sound/omap-mcpdm.txt +++ b/Documentation/devicetree/bindings/sound/omap-mcpdm.txt @@ -8,8 +8,6 @@ Required properties: - interrupts: Interrupt number for McPDM - interrupt-parent: The parent interrupt controller - ti,hwmods: Name of the hwmod associated to the McPDM -- clocks: phandle for the pdmclk provider, likely <&twl6040> -- clock-names: Must be "pdmclk" Example: @@ -21,11 +19,3 @@ mcpdm: mcpdm@40132000 { interrupt-parent = <&gic>; ti,hwmods = "mcpdm"; }; - -In board DTS file the pdmclk needs to be added: - -&mcpdm { - clocks = <&twl6040>; - clock-names = "pdmclk"; - status = "okay"; -}; diff --git a/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt b/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt deleted file mode 100644 index 255ece3043ad..000000000000 --- a/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt +++ /dev/null @@ -1,75 +0,0 @@ -Renesas Sampling Rate Convert Sound Card: - -Renesas Sampling Rate Convert Sound Card specifies audio DAI connections of SoC <-> codec. - -Required properties: - -- compatible : "renesas,rsrc-card{,<board>}" - Examples with boards are: - - "renesas,rsrc-card" - - "renesas,rsrc-card,lager" - - "renesas,rsrc-card,koelsch" -Optional properties: - -- card_name : User specified audio sound card name, one string - property. -- cpu : CPU sub-node -- codec : CODEC sub-node - -Optional subnode properties: - -- format : CPU/CODEC common audio format. - "i2s", "right_j", "left_j" , "dsp_a" - "dsp_b", "ac97", "pdm", "msb", "lsb" -- frame-master : Indicates dai-link frame master. - phandle to a cpu or codec subnode. -- bitclock-master : Indicates dai-link bit clock master. - phandle to a cpu or codec subnode. -- bitclock-inversion : bool property. Add this if the - dai-link uses bit clock inversion. -- frame-inversion : bool property. Add this if the - dai-link uses frame clock inversion. -- convert-rate : platform specified sampling rate convert -- convert-channels : platform specified converted channel size (2 - 8 ch) -- audio-prefix : see audio-routing -- audio-routing : A list of the connections between audio components. - Each entry is a pair of strings, the first being the connection's sink, - the second being the connection's source. Valid names for sources. - use audio-prefix if some components is using same sink/sources naming. - it can be used if compatible was "renesas,rsrc-card"; - -Required CPU/CODEC subnodes properties: - -- sound-dai : phandle and port of CPU/CODEC - -Optional CPU/CODEC subnodes properties: - -- clocks / system-clock-frequency : specify subnode's clock if needed. - it can be specified via "clocks" if system has - clock node (= common clock), or "system-clock-frequency" - (if system doens't support common clock) - If a clock is specified, it is - enabled with clk_prepare_enable() - in dai startup() and disabled with - clk_disable_unprepare() in dai - shutdown(). - -Example - -sound { - compatible = "renesas,rsrc-card,lager"; - - card-name = "rsnd-ak4643"; - format = "left_j"; - bitclock-master = <&sndcodec>; - frame-master = <&sndcodec>; - - sndcpu: cpu { - sound-dai = <&rcar_sound>; - }; - - sndcodec: codec { - sound-dai = <&ak4643>; - system-clock-frequency = <11289600>; - }; -}; diff --git a/Documentation/devicetree/bindings/sound/simple-scu-card.txt b/Documentation/devicetree/bindings/sound/simple-scu-card.txt new file mode 100644 index 000000000000..d6fe47ed09af --- /dev/null +++ b/Documentation/devicetree/bindings/sound/simple-scu-card.txt @@ -0,0 +1,110 @@ +ASoC simple SCU Sound Card + +Simple-Card specifies audio DAI connections of SoC <-> codec. + +Required properties: + +- compatible : "simple-scu-audio-card" + "renesas,rsrc-card" + +Optional properties: + +- simple-audio-card,name : User specified audio sound card name, one string + property. +- simple-audio-card,cpu : CPU sub-node +- simple-audio-card,codec : CODEC sub-node + +Optional subnode properties: + +- simple-audio-card,format : CPU/CODEC common audio format. + "i2s", "right_j", "left_j" , "dsp_a" + "dsp_b", "ac97", "pdm", "msb", "lsb" +- simple-audio-card,frame-master : Indicates dai-link frame master. + phandle to a cpu or codec subnode. +- simple-audio-card,bitclock-master : Indicates dai-link bit clock master. + phandle to a cpu or codec subnode. +- simple-audio-card,bitclock-inversion : bool property. Add this if the + dai-link uses bit clock inversion. +- simple-audio-card,frame-inversion : bool property. Add this if the + dai-link uses frame clock inversion. +- simple-audio-card,convert-rate : platform specified sampling rate convert +- simple-audio-card,convert-channels : platform specified converted channel size (2 - 8 ch) +- simple-audio-card,prefix : see audio-routing +- simple-audio-card,routing : A list of the connections between audio components. + Each entry is a pair of strings, the first being the connection's sink, + the second being the connection's source. Valid names for sources. + use audio-prefix if some components is using same sink/sources naming. + it can be used if compatible was "renesas,rsrc-card"; + +Required CPU/CODEC subnodes properties: + +- sound-dai : phandle and port of CPU/CODEC + +Optional CPU/CODEC subnodes properties: + +- clocks / system-clock-frequency : specify subnode's clock if needed. + it can be specified via "clocks" if system has + clock node (= common clock), or "system-clock-frequency" + (if system doens't support common clock) + If a clock is specified, it is + enabled with clk_prepare_enable() + in dai startup() and disabled with + clk_disable_unprepare() in dai + shutdown(). + +Example 1. Sampling Rate Covert + +sound { + compatible = "simple-scu-audio-card"; + + simple-audio-card,name = "rsnd-ak4643"; + simple-audio-card,format = "left_j"; + simple-audio-card,format = "left_j"; + simple-audio-card,bitclock-master = <&sndcodec>; + simple-audio-card,frame-master = <&sndcodec>; + + simple-audio-card,convert-rate = <48000>; /* see audio_clk_a */ + + simple-audio-card,prefix = "ak4642"; + simple-audio-card,routing = "ak4642 Playback", "DAI0 Playback", + "DAI0 Capture", "ak4642 Capture"; + + sndcpu: simple-audio-card,cpu { + sound-dai = <&rcar_sound>; + }; + + sndcodec: simple-audio-card,codec { + sound-dai = <&ak4643>; + system-clock-frequency = <11289600>; + }; +}; + +Example 2. 2 CPU 1 Codec + +sound { + compatible = "renesas,rsrc-card"; + + card-name = "rsnd-ak4643"; + format = "left_j"; + bitclock-master = <&dpcmcpu>; + frame-master = <&dpcmcpu>; + + convert-rate = <48000>; /* see audio_clk_a */ + + audio-prefix = "ak4642"; + audio-routing = "ak4642 Playback", "DAI0 Playback", + "ak4642 Playback", "DAI1 Playback"; + + dpcmcpu: cpu@0 { + sound-dai = <&rcar_sound 0>; + }; + + cpu@1 { + sound-dai = <&rcar_sound 1>; + }; + + codec { + sound-dai = <&ak4643>; + clocks = <&audio_clock>; + }; +}; diff --git a/Documentation/devicetree/bindings/thermal/thermal.txt b/Documentation/devicetree/bindings/thermal/thermal.txt index 41b817f7b670..88b6ea1ad290 100644 --- a/Documentation/devicetree/bindings/thermal/thermal.txt +++ b/Documentation/devicetree/bindings/thermal/thermal.txt @@ -62,7 +62,7 @@ For more examples of cooling devices, refer to the example sections below. Required properties: - #cooling-cells: Used to provide cooling device specific information Type: unsigned while referring to it. Must be at least 2, in order - Size: one cell to specify minimum and maximum cooling state used + Size: one cell to specify minimum and maximum cooling state used in the reference. The first cell is the minimum cooling state requested and the second cell is the maximum cooling state requested in the reference. @@ -119,7 +119,7 @@ Required properties: Optional property: - contribution: The cooling contribution to the thermal zone of the Type: unsigned referred cooling device at the referred trip point. - Size: one cell The contribution is a ratio of the sum + Size: one cell The contribution is a ratio of the sum of all cooling contributions within a thermal zone. Note: Using the THERMAL_NO_LIMIT (-1UL) constant in the cooling-device phandle @@ -145,7 +145,7 @@ Required properties: Size: one cell - thermal-sensors: A list of thermal sensor phandles and sensor specifier - Type: list of used while monitoring the thermal zone. + Type: list of used while monitoring the thermal zone. phandles + sensor specifier @@ -473,7 +473,7 @@ thermal-zones { <&adc>; /* pcb north */ /* hotspot = 100 * bandgap - 120 * adc + 484 */ - coefficients = <100 -120 484>; + coefficients = <100 -120 484>; trips { ... @@ -502,7 +502,7 @@ from the ADC sensor. The binding would be then: thermal-sensors = <&adc>; /* hotspot = 1 * adc + 6000 */ - coefficients = <1 6000>; + coefficients = <1 6000>; (d) - Board thermal |