diff options
Diffstat (limited to 'sound/soc/dwc/local.h')
| -rw-r--r-- | sound/soc/dwc/local.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/sound/soc/dwc/local.h b/sound/soc/dwc/local.h index ba4e397099be..dce88c9ad5f3 100644 --- a/sound/soc/dwc/local.h +++ b/sound/soc/dwc/local.h @@ -25,6 +25,13 @@ #define RXFFR 0x014 #define TXFFR 0x018 +/* Enable register fields */ +#define IER_TDM_SLOTS_SHIFT 8 +#define IER_FRAME_OFF_SHIFT 5 +#define IER_FRAME_OFF BIT(5) +#define IER_INTF_TYPE BIT(1) +#define IER_IEN BIT(0) + /* Interrupt status register fields */ #define ISR_TXFO BIT(5) #define ISR_TXFE BIT(4) @@ -46,6 +53,15 @@ #define TFCR(x) (0x40 * x + 0x04C) #define RFF(x) (0x40 * x + 0x050) #define TFF(x) (0x40 * x + 0x054) +#define RSLOT_TSLOT(x) (0x4 * (x) + 0x224) + +/* Receive enable register fields */ +#define RER_RXSLOT_SHIFT 8 +#define RER_RXCHEN BIT(0) + +/* Transmit enable register fields */ +#define TER_TXSLOT_SHIFT 8 +#define TER_TXCHEN BIT(0) /* I2SCOMPRegisters */ #define I2S_COMP_PARAM_2 0x01F0 @@ -105,6 +121,9 @@ struct dw_i2s_dev { u32 ccr; u32 xfer_resolution; u32 fifo_th; + u32 l_reg; + u32 r_reg; + bool is_jh7110; /* Flag for StarFive JH7110 SoC */ /* data related to DMA transfers b/w i2s and DMAC */ union dw_i2s_snd_dma_data play_dma_data; @@ -114,6 +133,12 @@ struct dw_i2s_dev { /* data related to PIO transfers */ bool use_pio; + + /* data related to TDM mode */ + u32 tdm_slots; + u32 tdm_mask; + u32 frame_offset; + struct snd_pcm_substream __rcu *tx_substream; struct snd_pcm_substream __rcu *rx_substream; unsigned int (*tx_fn)(struct dw_i2s_dev *dev, |