sound/soc/fsl/fsl_rpmsg.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Copyright 2017-2021 NXP
   4  */
   5
   6 #ifndef __FSL_RPMSG_H
   7 #define __FSL_RPMSG_H
   8
   9 /*
  10  * struct fsl_rpmsg_soc_data
  11  * @rates: supported rates
  12  * @formats: supported formats
  13  */
  14 struct fsl_rpmsg_soc_data {
  15         int rates;
  16         u64 formats;
  17 };
  18
  19 /*
  20  * struct fsl_rpmsg - rpmsg private data
  21  *
  22  * @ipg: ipg clock for cpu dai (SAI)
  23  * @mclk: master clock for cpu dai (SAI)
  24  * @dma: clock for dma device
  25  * @pll8k: parent clock for multiple of 8kHz frequency
  26  * @pll11k: parent clock for multiple of 11kHz frequency
  27  * @card_pdev: Platform_device pointer to register a sound card
  28  * @soc_data: soc specific data
  29  * @mclk_streams: Active streams that are using baudclk
  30  * @force_lpa: force enable low power audio routine if condition satisfy
  31  * @enable_lpa: enable low power audio routine according to dts setting
  32  * @buffer_size: pre allocated dma buffer size
  33  */
  34 struct fsl_rpmsg {
  35         struct clk *ipg;
  36         struct clk *mclk;
  37         struct clk *dma;
  38         struct clk *pll8k;
  39         struct clk *pll11k;
  40         struct platform_device *card_pdev;
  41         const struct fsl_rpmsg_soc_data *soc_data;
  42         unsigned int mclk_streams;
  43         int force_lpa;
  44         int enable_lpa;
  45         int buffer_size;
  46 };
  47 #endif /* __FSL_RPMSG_H */