[alsa-devel] [PATCH v3 1/5] ASoC: fsl_sai: Add registers definition for multiple datalines
Nicolin Chen
nicoleotsuka at gmail.com
Wed Aug 7 03:16:11 CEST 2019
On Tue, Aug 06, 2019 at 06:12:10PM +0300, Daniel Baluta wrote:
> SAI IP supports up to 8 data lines. The configuration of
> supported number of data lines is decided at SoC integration
> time.
>
> This patch adds definitions for all related data TX/RX registers:
> * TDR0..7, Transmit data register
> * TFR0..7, Transmit FIFO register
> * RDR0..7, Receive data register
> * RFR0..7, Receive FIFO register
>
> Signed-off-by: Daniel Baluta <daniel.baluta at nxp.com>
Acked-by: Nicolin Chen <nicoleotsuka at gmail.com>
Thanks
> ---
> sound/soc/fsl/fsl_sai.c | 76 +++++++++++++++++++++++++++++++++++------
> sound/soc/fsl/fsl_sai.h | 36 ++++++++++++++++---
> 2 files changed, 98 insertions(+), 14 deletions(-)
>
> diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
> index 6d3c6c8d50ce..17b0aff4ee8b 100644
> --- a/sound/soc/fsl/fsl_sai.c
> +++ b/sound/soc/fsl/fsl_sai.c
> @@ -685,7 +685,14 @@ static struct reg_default fsl_sai_reg_defaults[] = {
> {FSL_SAI_TCR3, 0},
> {FSL_SAI_TCR4, 0},
> {FSL_SAI_TCR5, 0},
> - {FSL_SAI_TDR, 0},
> + {FSL_SAI_TDR0, 0},
> + {FSL_SAI_TDR1, 0},
> + {FSL_SAI_TDR2, 0},
> + {FSL_SAI_TDR3, 0},
> + {FSL_SAI_TDR4, 0},
> + {FSL_SAI_TDR5, 0},
> + {FSL_SAI_TDR6, 0},
> + {FSL_SAI_TDR7, 0},
> {FSL_SAI_TMR, 0},
> {FSL_SAI_RCR1, 0},
> {FSL_SAI_RCR2, 0},
> @@ -704,7 +711,14 @@ static bool fsl_sai_readable_reg(struct device *dev, unsigned int reg)
> case FSL_SAI_TCR3:
> case FSL_SAI_TCR4:
> case FSL_SAI_TCR5:
> - case FSL_SAI_TFR:
> + case FSL_SAI_TFR0:
> + case FSL_SAI_TFR1:
> + case FSL_SAI_TFR2:
> + case FSL_SAI_TFR3:
> + case FSL_SAI_TFR4:
> + case FSL_SAI_TFR5:
> + case FSL_SAI_TFR6:
> + case FSL_SAI_TFR7:
> case FSL_SAI_TMR:
> case FSL_SAI_RCSR:
> case FSL_SAI_RCR1:
> @@ -712,8 +726,22 @@ static bool fsl_sai_readable_reg(struct device *dev, unsigned int reg)
> case FSL_SAI_RCR3:
> case FSL_SAI_RCR4:
> case FSL_SAI_RCR5:
> - case FSL_SAI_RDR:
> - case FSL_SAI_RFR:
> + case FSL_SAI_RDR0:
> + case FSL_SAI_RDR1:
> + case FSL_SAI_RDR2:
> + case FSL_SAI_RDR3:
> + case FSL_SAI_RDR4:
> + case FSL_SAI_RDR5:
> + case FSL_SAI_RDR6:
> + case FSL_SAI_RDR7:
> + case FSL_SAI_RFR0:
> + case FSL_SAI_RFR1:
> + case FSL_SAI_RFR2:
> + case FSL_SAI_RFR3:
> + case FSL_SAI_RFR4:
> + case FSL_SAI_RFR5:
> + case FSL_SAI_RFR6:
> + case FSL_SAI_RFR7:
> case FSL_SAI_RMR:
> return true;
> default:
> @@ -726,9 +754,30 @@ static bool fsl_sai_volatile_reg(struct device *dev, unsigned int reg)
> switch (reg) {
> case FSL_SAI_TCSR:
> case FSL_SAI_RCSR:
> - case FSL_SAI_TFR:
> - case FSL_SAI_RFR:
> - case FSL_SAI_RDR:
> + case FSL_SAI_TFR0:
> + case FSL_SAI_TFR1:
> + case FSL_SAI_TFR2:
> + case FSL_SAI_TFR3:
> + case FSL_SAI_TFR4:
> + case FSL_SAI_TFR5:
> + case FSL_SAI_TFR6:
> + case FSL_SAI_TFR7:
> + case FSL_SAI_RFR0:
> + case FSL_SAI_RFR1:
> + case FSL_SAI_RFR2:
> + case FSL_SAI_RFR3:
> + case FSL_SAI_RFR4:
> + case FSL_SAI_RFR5:
> + case FSL_SAI_RFR6:
> + case FSL_SAI_RFR7:
> + case FSL_SAI_RDR0:
> + case FSL_SAI_RDR1:
> + case FSL_SAI_RDR2:
> + case FSL_SAI_RDR3:
> + case FSL_SAI_RDR4:
> + case FSL_SAI_RDR5:
> + case FSL_SAI_RDR6:
> + case FSL_SAI_RDR7:
> return true;
> default:
> return false;
> @@ -744,7 +793,14 @@ static bool fsl_sai_writeable_reg(struct device *dev, unsigned int reg)
> case FSL_SAI_TCR3:
> case FSL_SAI_TCR4:
> case FSL_SAI_TCR5:
> - case FSL_SAI_TDR:
> + case FSL_SAI_TDR0:
> + case FSL_SAI_TDR1:
> + case FSL_SAI_TDR2:
> + case FSL_SAI_TDR3:
> + case FSL_SAI_TDR4:
> + case FSL_SAI_TDR5:
> + case FSL_SAI_TDR6:
> + case FSL_SAI_TDR7:
> case FSL_SAI_TMR:
> case FSL_SAI_RCSR:
> case FSL_SAI_RCR1:
> @@ -885,8 +941,8 @@ static int fsl_sai_probe(struct platform_device *pdev)
> MCLK_DIR(index));
> }
>
> - sai->dma_params_rx.addr = res->start + FSL_SAI_RDR;
> - sai->dma_params_tx.addr = res->start + FSL_SAI_TDR;
> + sai->dma_params_rx.addr = res->start + FSL_SAI_RDR0;
> + sai->dma_params_tx.addr = res->start + FSL_SAI_TDR0;
> sai->dma_params_rx.maxburst = FSL_SAI_MAXBURST_RX;
> sai->dma_params_tx.maxburst = FSL_SAI_MAXBURST_TX;
>
> diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
> index 7c1ef671da28..4bb478041d67 100644
> --- a/sound/soc/fsl/fsl_sai.h
> +++ b/sound/soc/fsl/fsl_sai.h
> @@ -20,8 +20,22 @@
> #define FSL_SAI_TCR3 0x0c /* SAI Transmit Configuration 3 */
> #define FSL_SAI_TCR4 0x10 /* SAI Transmit Configuration 4 */
> #define FSL_SAI_TCR5 0x14 /* SAI Transmit Configuration 5 */
> -#define FSL_SAI_TDR 0x20 /* SAI Transmit Data */
> -#define FSL_SAI_TFR 0x40 /* SAI Transmit FIFO */
> +#define FSL_SAI_TDR0 0x20 /* SAI Transmit Data 0 */
> +#define FSL_SAI_TDR1 0x24 /* SAI Transmit Data 1 */
> +#define FSL_SAI_TDR2 0x28 /* SAI Transmit Data 2 */
> +#define FSL_SAI_TDR3 0x2C /* SAI Transmit Data 3 */
> +#define FSL_SAI_TDR4 0x30 /* SAI Transmit Data 4 */
> +#define FSL_SAI_TDR5 0x34 /* SAI Transmit Data 5 */
> +#define FSL_SAI_TDR6 0x38 /* SAI Transmit Data 6 */
> +#define FSL_SAI_TDR7 0x3C /* SAI Transmit Data 7 */
> +#define FSL_SAI_TFR0 0x40 /* SAI Transmit FIFO 0 */
> +#define FSL_SAI_TFR1 0x44 /* SAI Transmit FIFO 1 */
> +#define FSL_SAI_TFR2 0x48 /* SAI Transmit FIFO 2 */
> +#define FSL_SAI_TFR3 0x4C /* SAI Transmit FIFO 3 */
> +#define FSL_SAI_TFR4 0x50 /* SAI Transmit FIFO 4 */
> +#define FSL_SAI_TFR5 0x54 /* SAI Transmit FIFO 5 */
> +#define FSL_SAI_TFR6 0x58 /* SAI Transmit FIFO 6 */
> +#define FSL_SAI_TFR7 0x5C /* SAI Transmit FIFO 7 */
> #define FSL_SAI_TMR 0x60 /* SAI Transmit Mask */
> #define FSL_SAI_RCSR 0x80 /* SAI Receive Control */
> #define FSL_SAI_RCR1 0x84 /* SAI Receive Configuration 1 */
> @@ -29,8 +43,22 @@
> #define FSL_SAI_RCR3 0x8c /* SAI Receive Configuration 3 */
> #define FSL_SAI_RCR4 0x90 /* SAI Receive Configuration 4 */
> #define FSL_SAI_RCR5 0x94 /* SAI Receive Configuration 5 */
> -#define FSL_SAI_RDR 0xa0 /* SAI Receive Data */
> -#define FSL_SAI_RFR 0xc0 /* SAI Receive FIFO */
> +#define FSL_SAI_RDR0 0xa0 /* SAI Receive Data 0 */
> +#define FSL_SAI_RDR1 0xa4 /* SAI Receive Data 1 */
> +#define FSL_SAI_RDR2 0xa8 /* SAI Receive Data 2 */
> +#define FSL_SAI_RDR3 0xac /* SAI Receive Data 3 */
> +#define FSL_SAI_RDR4 0xb0 /* SAI Receive Data 4 */
> +#define FSL_SAI_RDR5 0xb4 /* SAI Receive Data 5 */
> +#define FSL_SAI_RDR6 0xb8 /* SAI Receive Data 6 */
> +#define FSL_SAI_RDR7 0xbc /* SAI Receive Data 7 */
> +#define FSL_SAI_RFR0 0xc0 /* SAI Receive FIFO 0 */
> +#define FSL_SAI_RFR1 0xc4 /* SAI Receive FIFO 1 */
> +#define FSL_SAI_RFR2 0xc8 /* SAI Receive FIFO 2 */
> +#define FSL_SAI_RFR3 0xcc /* SAI Receive FIFO 3 */
> +#define FSL_SAI_RFR4 0xd0 /* SAI Receive FIFO 4 */
> +#define FSL_SAI_RFR5 0xd4 /* SAI Receive FIFO 5 */
> +#define FSL_SAI_RFR6 0xd8 /* SAI Receive FIFO 6 */
> +#define FSL_SAI_RFR7 0xdc /* SAI Receive FIFO 7 */
> #define FSL_SAI_RMR 0xe0 /* SAI Receive Mask */
>
> #define FSL_SAI_xCSR(tx) (tx ? FSL_SAI_TCSR : FSL_SAI_RCSR)
> --
> 2.17.1
>
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