/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright 2012-2016 Freescale Semiconductor, Inc. */ #ifndef __FSL_SAI_H #define __FSL_SAI_H #include #include #define FSL_SAI_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ SNDRV_PCM_FMTBIT_S24_LE |\ SNDRV_PCM_FMTBIT_S32_LE |\ SNDRV_PCM_FMTBIT_DSD_U8 |\ SNDRV_PCM_FMTBIT_DSD_U16_LE |\ SNDRV_PCM_FMTBIT_DSD_U32_LE) /* SAI Register Map Register */ #define FSL_SAI_VERID 0x00 /* SAI Version ID Register */ #define FSL_SAI_PARAM 0x04 /* SAI Parameter Register */ #define FSL_SAI_TCSR(offset) (0x00 + offset) /* SAI Transmit Control */ #define FSL_SAI_TCR1(offset) (0x04 + offset) /* SAI Transmit Configuration 1 */ #define FSL_SAI_TCR2(offset) (0x08 + offset) /* SAI Transmit Configuration 2 */ #define FSL_SAI_TCR3(offset) (0x0c + offset) /* SAI Transmit Configuration 3 */ #define FSL_SAI_TCR4(offset) (0x10 + offset) /* SAI Transmit Configuration 4 */ #define FSL_SAI_TCR5(offset) (0x14 + offset) /* SAI Transmit Configuration 5 */ #define FSL_SAI_TDR0 0x20 /* SAI Transmit Data */ #define FSL_SAI_TDR1 0x24 /* SAI Transmit Data */ #define FSL_SAI_TDR2 0x28 /* SAI Transmit Data */ #define FSL_SAI_TDR3 0x2C /* SAI Transmit Data */ #define FSL_SAI_TDR4 0x30 /* SAI Transmit Data */ #define FSL_SAI_TDR5 0x34 /* SAI Transmit Data */ #define FSL_SAI_TDR6 0x38 /* SAI Transmit Data */ #define FSL_SAI_TDR7 0x3C /* SAI Transmit Data */ #define FSL_SAI_TFR0 0x40 /* SAI Transmit FIFO */ #define FSL_SAI_TFR1 0x44 /* SAI Transmit FIFO */ #define FSL_SAI_TFR2 0x48 /* SAI Transmit FIFO */ #define FSL_SAI_TFR3 0x4C /* SAI Transmit FIFO */ #define FSL_SAI_TFR4 0x50 /* SAI Transmit FIFO */ #define FSL_SAI_TFR5 0x54 /* SAI Transmit FIFO */ #define FSL_SAI_TFR6 0x58 /* SAI Transmit FIFO */ #define FSL_SAI_TFR7 0x5C /* SAI Transmit FIFO */ #define FSL_SAI_TMR 0x60 /* SAI Transmit Mask */ #define FSL_SAI_TTCTL 0x70 /* SAI Transmit Timestamp Control Register */ #define FSL_SAI_TTCTN 0x74 /* SAI Transmit Timestamp Counter Register */ #define FSL_SAI_TBCTN 0x78 /* SAI Transmit Bit Counter Register */ #define FSL_SAI_TTCAP 0x7C /* SAI Transmit Timestamp Capture */ #define FSL_SAI_RCSR(offset) (0x80 + offset) /* SAI Receive Control */ #define FSL_SAI_RCR1(offset) (0x84 + offset) /* SAI Receive Configuration 1 */ #define FSL_SAI_RCR2(offset) (0x88 + offset) /* SAI Receive Configuration 2 */ #define FSL_SAI_RCR3(offset) (0x8c + offset) /* SAI Receive Configuration 3 */ #define FSL_SAI_RCR4(offset) (0x90 + offset) /* SAI Receive Configuration 4 */ #define FSL_SAI_RCR5(offset) (0x94 + offset) /* SAI Receive Configuration 5 */ #define FSL_SAI_RDR0 0xa0 /* SAI Receive Data */ #define FSL_SAI_RDR1 0xa4 /* SAI Receive Data */ #define FSL_SAI_RDR2 0xa8 /* SAI Receive Data */ #define FSL_SAI_RDR3 0xac /* SAI Receive Data */ #define FSL_SAI_RDR4 0xb0 /* SAI Receive Data */ #define FSL_SAI_RDR5 0xb4 /* SAI Receive Data */ #define FSL_SAI_RDR6 0xb8 /* SAI Receive Data */ #define FSL_SAI_RDR7 0xbc /* SAI Receive Data */ #define FSL_SAI_RFR0 0xc0 /* SAI Receive FIFO */ #define FSL_SAI_RFR1 0xc4 /* SAI Receive FIFO */ #define FSL_SAI_RFR2 0xc8 /* SAI Receive FIFO */ #define FSL_SAI_RFR3 0xcc /* SAI Receive FIFO */ #define FSL_SAI_RFR4 0xd0 /* SAI Receive FIFO */ #define FSL_SAI_RFR5 0xd4 /* SAI Receive FIFO */ #define FSL_SAI_RFR6 0xd8 /* SAI Receive FIFO */ #define FSL_SAI_RFR7 0xdc /* SAI Receive FIFO */ #define FSL_SAI_RMR 0xe0 /* SAI Receive Mask */ #define FSL_SAI_RTCTL 0xf0 /* SAI Receive Timestamp Control Register */ #define FSL_SAI_RTCTN 0xf4 /* SAI Receive Timestamp Counter Register */ #define FSL_SAI_RBCTN 0xf8 /* SAI Receive Bit Counter Register */ #define FSL_SAI_RTCAP 0xfc /* SAI Receive Timestamp Capture */ #define FSL_SAI_MCTL 0x100 /* SAI MCLK Control Register */ #define FSL_SAI_MDIV 0x104 /* SAI MCLK Divide Register */ #define FSL_SAI_xCSR(tx, off) (tx ? FSL_SAI_TCSR(off) : FSL_SAI_RCSR(off)) #define FSL_SAI_xCR1(tx, off) (tx ? FSL_SAI_TCR1(off) : FSL_SAI_RCR1(off)) #define FSL_SAI_xCR2(tx, off) (tx ? FSL_SAI_TCR2(off) : FSL_SAI_RCR2(off)) #define FSL_SAI_xCR3(tx, off) (tx ? FSL_SAI_TCR3(off) : FSL_SAI_RCR3(off)) #define FSL_SAI_xCR4(tx, off) (tx ? FSL_SAI_TCR4(off) : FSL_SAI_RCR4(off)) #define FSL_SAI_xCR5(tx, off) (tx ? FSL_SAI_TCR5(off) : FSL_SAI_RCR5(off)) #define FSL_SAI_xMR(tx) (tx ? FSL_SAI_TMR : FSL_SAI_RMR) /* SAI Transmit/Receive Control Register */ #define FSL_SAI_CSR_TERE BIT(31) #define FSL_SAI_CSR_SE BIT(30) #define FSL_SAI_CSR_BCE BIT(28) #define FSL_SAI_CSR_FR BIT(25) #define FSL_SAI_CSR_SR BIT(24) #define FSL_SAI_CSR_xF_SHIFT 16 #define FSL_SAI_CSR_xF_W_SHIFT 18 #define FSL_SAI_CSR_xF_MASK (0x1f << FSL_SAI_CSR_xF_SHIFT) #define FSL_SAI_CSR_xF_W_MASK (0x7 << FSL_SAI_CSR_xF_W_SHIFT) #define FSL_SAI_CSR_WSF BIT(20) #define FSL_SAI_CSR_SEF BIT(19) #define FSL_SAI_CSR_FEF BIT(18) #define FSL_SAI_CSR_FWF BIT(17) #define FSL_SAI_CSR_FRF BIT(16) #define FSL_SAI_CSR_xIE_SHIFT 8 #define FSL_SAI_CSR_xIE_MASK (0x1f << FSL_SAI_CSR_xIE_SHIFT) #define FSL_SAI_CSR_WSIE BIT(12) #define FSL_SAI_CSR_SEIE BIT(11) #define FSL_SAI_CSR_FEIE BIT(10) #define FSL_SAI_CSR_FWIE BIT(9) #define FSL_SAI_CSR_FRIE BIT(8) #define FSL_SAI_CSR_FRDE BIT(0) /* SAI Transmit and Receive Configuration 1 Register */ #define FSL_SAI_CR1_RFW_MASK(x) ((x) - 1) /* SAI Transmit and Receive Configuration 2 Register */ #define FSL_SAI_CR2_SYNC BIT(30) #define FSL_SAI_CR2_MSEL_MASK (0x3 << 26) #define FSL_SAI_CR2_MSEL_BUS 0 #define FSL_SAI_CR2_MSEL_MCLK1 BIT(26) #define FSL_SAI_CR2_MSEL_MCLK2 BIT(27) #define FSL_SAI_CR2_MSEL_MCLK3 (BIT(26) | BIT(27)) #define FSL_SAI_CR2_MSEL(ID) ((ID) << 26) #define FSL_SAI_CR2_BCP BIT(25) #define FSL_SAI_CR2_BCD_MSTR BIT(24) #define FSL_SAI_CR2_BYP BIT(23) /* BCLK bypass */ #define FSL_SAI_CR2_DIV_MASK 0xff /* SAI Transmit and Receive Configuration 3 Register */ #define FSL_SAI_CR3_TRCE_MASK (0xff << 16) #define FSL_SAI_CR3_TRCE(x) (x << 16) #define FSL_SAI_CR3_WDFL(x) (x) #define FSL_SAI_CR3_WDFL_MASK 0x1f /* SAI Transmit and Receive Configuration 4 Register */ #define FSL_SAI_CR4_FCONT BIT(28) #define FSL_SAI_CR4_FCOMB_SHIFT BIT(26) #define FSL_SAI_CR4_FCOMB_SOFT BIT(27) #define FSL_SAI_CR4_FCOMB_MASK (0x3 << 26) #define FSL_SAI_CR4_FPACK_8 (0x2 << 24) #define FSL_SAI_CR4_FPACK_16 (0x3 << 24) #define FSL_SAI_CR4_FRSZ(x) (((x) - 1) << 16) #define FSL_SAI_CR4_FRSZ_MASK (0x1f << 16) #define FSL_SAI_CR4_SYWD(x) (((x) - 1) << 8) #define FSL_SAI_CR4_SYWD_MASK (0x1f << 8) #define FSL_SAI_CR4_CHMOD (1 << 5) #define FSL_SAI_CR4_CHMOD_MASK (1 << 5) #define FSL_SAI_CR4_MF BIT(4) #define FSL_SAI_CR4_FSE BIT(3) #define FSL_SAI_CR4_FSP BIT(1) #define FSL_SAI_CR4_FSD_MSTR BIT(0) /* SAI Transmit and Receive Configuration 5 Register */ #define FSL_SAI_CR5_WNW(x) (((x) - 1) << 24) #define FSL_SAI_CR5_WNW_MASK (0x1f << 24) #define FSL_SAI_CR5_W0W(x) (((x) - 1) << 16) #define FSL_SAI_CR5_W0W_MASK (0x1f << 16) #define FSL_SAI_CR5_FBT(x) ((x) << 8) #define FSL_SAI_CR5_FBT_MASK (0x1f << 8) /* SAI MCLK Control Register */ #define FSL_SAI_MCTL_MCLK_EN BIT(30) /* MCLK Enable */ #define FSL_SAI_MCTL_MSEL_MASK (0x3 << 24) #define FSL_SAI_MCTL_MSEL(ID) ((ID) << 24) #define FSL_SAI_MCTL_MSEL_BUS 0 #define FSL_SAI_MCTL_MSEL_MCLK1 BIT(24) #define FSL_SAI_MCTL_MSEL_MCLK2 BIT(25) #define FSL_SAI_MCTL_MSEL_MCLK3 (BIT(24) | BIT(25)) #define FSL_SAI_MCTL_DIV_EN BIT(23) #define FSL_SAI_MCTL_DIV_MASK 0xFF /* SAI VERID Register */ #define FSL_SAI_VER_ID_SHIFT 16 #define FSL_SAI_VER_ID_MASK (0xFFFF << FSL_SAI_VER_ID_SHIFT) #define FSL_SAI_VER_EFIFO_EN BIT(0) #define FSL_SAI_VER_TSTMP_EN BIT(1) /* SAI PARAM Register */ #define FSL_SAI_PAR_SPF_SHIFT 16 #define FSL_SAI_PAR_SPF_MASK (0x0F << FSL_SAI_PAR_SPF_SHIFT) #define FSL_SAI_PAR_WPF_SHIFT 8 #define FSL_SAI_PAR_WPF_MASK (0x0F << FSL_SAI_PAR_WPF_SHIFT) #define FSL_SAI_PAR_DLN_MASK (0x0F) /* SAI MCLK Divide Register */ #define FSL_SAI_MDIV_MASK 0xFFFFF /* SAI type */ #define FSL_SAI_DMA BIT(0) #define FSL_SAI_USE_AC97 BIT(1) #define FSL_SAI_NET BIT(2) #define FSL_SAI_TRA_SYN BIT(3) #define FSL_SAI_REC_SYN BIT(4) #define FSL_SAI_USE_I2S_SLAVE BIT(5) #define FSL_FMT_TRANSMITTER 0 #define FSL_FMT_RECEIVER 1 /* SAI clock sources */ #define FSL_SAI_CLK_BUS 0 #define FSL_SAI_CLK_MAST1 1 #define FSL_SAI_CLK_MAST2 2 #define FSL_SAI_CLK_MAST3 3 #define FSL_SAI_MCLK_MAX 4 /* SAI data transfer numbers per DMA request */ #define FSL_SAI_MAXBURST_TX 6 #define FSL_SAI_MAXBURST_RX 6 #define SAI_FLAG_PMQOS BIT(0) /* SAI timestamp and bitcounter */ #define FSL_SAI_xTCTL_TSEN BIT(0) #define FSL_SAI_xTCTL_TSINC BIT(1) #define FSL_SAI_xTCTL_RTSC BIT(8) #define FSL_SAI_xTCTL_RBC BIT(9) struct fsl_sai_soc_data { unsigned int fifo_depth; unsigned int fifos; unsigned int dataline; unsigned int flags; unsigned char reg_offset; bool imx; /* True for EDMA because it needs period size multiple of maxburst */ bool constrain_period_size; /* Set to true if the MCLK to the output pin is gated with bce */ bool mclk_gated_by_bce; }; struct fsl_sai_verid { u32 id; bool timestamp_en; bool extfifo_en; bool loaded; }; struct fsl_sai_param { u32 spf; /* max slots per frame */ u32 wpf; /* words in fifo */ u32 dln; /* number of datalines implemented */ }; struct fsl_sai_dl_cfg { unsigned int pins; unsigned int mask[2]; unsigned int offset[2]; }; struct fsl_sai { struct platform_device *pdev; struct regmap *regmap; struct regmap *regmap_gpr; struct clk *bus_clk; struct clk *mclk_clk[FSL_SAI_MCLK_MAX]; struct clk *pll8k_clk; struct clk *pll11k_clk; bool slave_mode[2]; bool is_lsb_first; bool is_dsp_mode; bool is_multi_lane; bool synchronous[2]; bool is_stream_opened[2]; bool is_dsd; bool monitor_spdif; bool monitor_spdif_start; int gpr_idx; int pcm_dl_cfg_cnt; int dsd_dl_cfg_cnt; struct fsl_sai_dl_cfg *pcm_dl_cfg; struct fsl_sai_dl_cfg *dsd_dl_cfg; unsigned int masterflag[2]; unsigned int mclk_id[2]; unsigned int mclk_streams; unsigned int slots; unsigned int slot_width; unsigned int bitclk_ratio; const struct fsl_sai_soc_data *soc_data; struct snd_soc_dai_driver cpu_dai_drv; struct snd_dmaengine_dai_dma_data dma_params_rx; struct snd_dmaengine_dai_dma_data dma_params_tx; const struct fsl_sai_soc_data *soc; struct pm_qos_request pm_qos_req; struct pinctrl *pinctrl; struct pinctrl_state *pins_state; struct fsl_sai_verid verid; struct fsl_sai_param param; }; const struct attribute_group *fsl_sai_get_dev_attribute_group(bool monitor_spdif); #define TX 1 #define RX 0 #endif /* __FSL_SAI_H */