--- zzzz-none-000/linux-3.10.107/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt 2021-02-04 17:41:59.000000000 +0000 @@ -1,24 +1,57 @@ NVIDIA Tegra30 AHUB (Audio Hub) Required properties: -- compatible : "nvidia,tegra30-ahub", "nvidia,tegra114-ahub", etc. +- compatible : For Tegra30, must contain "nvidia,tegra30-ahub". For Tegra114, + must contain "nvidia,tegra114-ahub". For Tegra124, must contain + "nvidia,tegra124-ahub". Otherwise, must contain "nvidia,-ahub", + plus at least one of the above, where is tegra132. - reg : Should contain the register physical address and length for each of the AHUB's register blocks. - Tegra30 requires 2 entries, for the APBIF and AHUB/AUDIO register blocks. - Tegra114 requires an additional entry, for the APBIF2 register block. - interrupts : Should contain AHUB interrupt -- nvidia,dma-request-selector : A list of the DMA channel specifiers. Each - entry contains the Tegra DMA controller's phandle and request selector. - If a single entry is present, the request selectors for the channels are - assumed to be contiguous, and increment from this value. - If multiple values are given, one value must be given per channel. -- clocks : Must contain an entry for each required entry in clock-names. +- clocks : Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. - clock-names : Must include the following entries: - - Tegra30: Requires d_audio, apbif, i2s0, i2s1, i2s2, i2s3, i2s4, dam0, - dam1, dam2, spdif_in. - - Tegra114: Additionally requires amx, adx. + - d_audio + - apbif +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: + Tegra30 and later: + - d_audio + - apbif + - i2s0 + - i2s1 + - i2s2 + - i2s3 + - i2s4 + - dam0 + - dam1 + - dam2 + - spdif + Tegra114 and later additionally require: + - amx + - adx + Tegra124 and later additionally require: + - amx1 + - adx1 + - afc0 + - afc1 + - afc2 + - afc3 + - afc4 + - afc5 - ranges : The bus address mapping for the configlink register bus. Can be empty since the mapping is 1:1. +- dmas : Must contain an entry for each entry in clock-names. + See ../dma/dma.txt for details. +- dma-names : Must include the following entries: + - rx0 .. rx + - tx0 .. tx + ... where n is: + Tegra30: 3 + Tegra114, Tegra124: 9 - #address-cells : For the configlink bus. Should be <1>; - #size-cells : For the configlink bus. Should be <1>. @@ -35,13 +68,20 @@ reg = <0x70080000 0x200 0x70080200 0x100>; interrupts = < 0 103 0x04 >; nvidia,dma-request-selector = <&apbdma 1>; - clocks = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>, + clocks = <&tegra_car 106>, <&tegra_car 107>; + clock-names = "d_audio", "apbif"; + resets = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>, <&tegra_car 11>, <&tegra_car 18>, <&tegra_car 101>, <&tegra_car 102>, <&tegra_car 108>, <&tegra_car 109>, - <&tegra_car 110>, <&tegra_car 162>; - clock-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2", + <&tegra_car 110>, <&tegra_car 10>; + reset-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2", "i2s3", "i2s4", "dam0", "dam1", "dam2", - "spdif_in"; + "spdif"; + dmas = <&apbdma 1>, <&apbdma 1>; + <&apbdma 2>, <&apbdma 2>; + <&apbdma 3>, <&apbdma 3>; + <&apbdma 4>, <&apbdma 4>; + dma-names = "rx0", "tx0", "rx1", "tx1", "rx2", "tx2", "rx3", "tx3"; ranges; #address-cells = <1>; #size-cells = <1>;