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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-08-22 21:19:01 +0200 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-08-22 21:19:01 +0200 |
commit | 2bbf6078dc948e87564c1a947f23ea4cf2349a13 (patch) | |
tree | 2fc93ee7a26febb4ff9554e40043f8e097726c6d /Documentation/devicetree/bindings/sound | |
parent | ASoC: wm_hubs: Allow configuration of MICBIAS power up delay via pdata (diff) | |
parent | ASoC: omap-mcbsp: Device tree binding documentation update (diff) | |
download | linux-2bbf6078dc948e87564c1a947f23ea4cf2349a13.tar.xz linux-2bbf6078dc948e87564c1a947f23ea4cf2349a13.zip |
Merge branch 'asoc-omap' into for-3.7
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r-- | Documentation/devicetree/bindings/sound/omap-mcbsp.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/omap-mcbsp.txt b/Documentation/devicetree/bindings/sound/omap-mcbsp.txt new file mode 100644 index 000000000000..17cce4490456 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/omap-mcbsp.txt @@ -0,0 +1,37 @@ +* Texas Instruments OMAP2+ McBSP module + +Required properties: +- compatible: "ti,omap2420-mcbsp" for McBSP on OMAP2420 + "ti,omap2430-mcbsp" for McBSP on OMAP2430 + "ti,omap3-mcbsp" for McBSP on OMAP3 + "ti,omap4-mcbsp" for McBSP on OMAP4 and newer SoC +- reg: Register location and size, for OMAP4+ as an array: + <MPU access base address, size>, + <L3 interconnect address, size>; +- reg-names: Array of strings associated with the address space +- interrupts: Interrupt numbers for the McBSP port, as an array in case the + McBSP IP have more interrupt lines: + <OCP compliant irq>, + <TX irq>, + <RX irq>; +- interrupt-names: Array of strings associated with the interrupt numbers +- interrupt-parent: The parent interrupt controller +- ti,buffer-size: Size of the FIFO on the port (OMAP2430 and newer SoC) +- ti,hwmods: Name of the hwmod associated to the McBSP port + +Example: + +mcbsp2: mcbsp@49022000 { + compatible = "ti,omap3-mcbsp"; + reg = <0x49022000 0xff>, + <0x49028000 0xff>; + reg-names = "mpu", "sidetone"; + interrupts = <0 17 0x4>, /* OCP compliant interrupt */ + <0 62 0x4>, /* TX interrupt */ + <0 63 0x4>, /* RX interrupt */ + <0 4 0x4>; /* Sidetone */ + interrupt-names = "common", "tx", "rx", "sidetone"; + interrupt-parent = <&intc>; + ti,buffer-size = <1280>; + ti,hwmods = "mcbsp2"; +}; |