TOMOYO Linux Cross Reference
Linux/Documentation/devicetree/bindings/sound/tas2552.txt

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Differences between /Documentation/devicetree/bindings/sound/tas2552.txt (Architecture ppc) and /Documentation/devicetree/bindings/sound/tas2552.txt (Architecture sparc64)

   Texas Instruments - tas2552 Codec module             Texas Instruments - tas2552 Codec module
                                                        
   The tas2552 serial control bus communicates th       The tas2552 serial control bus communicates through I2C protocols
                                                        
   Required properties:                                 Required properties:
           - compatible - One of:                               - compatible - One of:
                   "ti,tas2552" - TAS2552                               "ti,tas2552" - TAS2552
           - reg -  I2C slave address: it can be                - reg -  I2C slave address: it can be 0x40 if ADDR pin is 0
                                       or 0x41 if                                           or 0x41 if ADDR pin is 1.
          - supply-*: Required supply regulators              - supply-*: Required supply regulators are:
                  "vbat"          battery voltag                      "vbat"          battery voltage
                  "iovdd"         I/O Voltage                         "iovdd"         I/O Voltage
                  "avdd"          Analog DAC Vol                      "avdd"          Analog DAC Voltage
                                                      
  Optional properties:                                Optional properties:
          - enable-gpio - gpio pin to enable/dis              - enable-gpio - gpio pin to enable/disable the device
                                                      
  tas2552 can receive its reference clock via MC      tas2552 can receive its reference clock via MCLK, BCLK, IVCLKIN pin or use the
  internal 1.8MHz. This CLKIN is used by the PLL      internal 1.8MHz. This CLKIN is used by the PLL. In addition to PLL, the PDM
  reference clock is also selectable: PLL, IVCLK      reference clock is also selectable: PLL, IVCLKIN, BCLK or MCLK.
  For system integration the dt-bindings/sound/t      For system integration the dt-bindings/sound/tas2552.h header file provides
  defined values to select and configure the PLL      defined values to select and configure the PLL and PDM reference clocks.
                                                      
  Example:                                            Example:
                                                      
  tas2552: tas2552@41 {                               tas2552: tas2552@41 {
          compatible = "ti,tas2552";                          compatible = "ti,tas2552";
          reg = <0x41>;                                       reg = <0x41>;
          vbat-supply = <&reg_vbat>;                          vbat-supply = <&reg_vbat>;
          iovdd-supply = <&reg_iovdd>;                        iovdd-supply = <&reg_iovdd>;
          avdd-supply = <&reg_avdd>;                          avdd-supply = <&reg_avdd>;
          enable-gpio = <&gpio4 2 GPIO_ACTIVE_HI              enable-gpio = <&gpio4 2 GPIO_ACTIVE_HIGH>;
  };                                                  };
                                                      
  For more product information please see the li      For more product information please see the link below:
  https://www.ti.com/product/TAS2552                  https://www.ti.com/product/TAS2552
                                                      

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