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/* SPDX-License-Identifier: GPL-2.0 */ /* * NXP AUDMIX ALSA SoC Digital Audio Interface (DAI) driver * * Copyright 2017 NXP */ #ifndef __FSL_AUDMIX_H #define __FSL_AUDMIX_H #define FSL_AUDMIX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ SNDRV_PCM_FMTBIT_S24_LE |\ SNDRV_PCM_FMTBIT_S32_LE) /* AUDMIX Registers */ #define FSL_AUDMIX_CTR 0x200 /* Control */ #define FSL_AUDMIX_STR 0x204 /* Status */ #define FSL_AUDMIX_ATCR0 0x208 /* Attenuation Control */ #define FSL_AUDMIX_ATIVAL0 0x20c /* Attenuation Initial Value */ #define FSL_AUDMIX_ATSTPUP0 0x210 /* Attenuation step up factor */ #define FSL_AUDMIX_ATSTPDN0 0x214 /* Attenuation step down factor */ #define FSL_AUDMIX_ATSTPTGT0 0x218 /* Attenuation step target */ #define FSL_AUDMIX_ATTNVAL0 0x21c /* Attenuation Value */ #define FSL_AUDMIX_ATSTP0 0x220 /* Attenuation step number */ #define FSL_AUDMIX_ATCR1 0x228 /* Attenuation Control */ #define FSL_AUDMIX_ATIVAL1 0x22c /* Attenuation Initial Value */ #define FSL_AUDMIX_ATSTPUP1 0x230 /* Attenuation step up factor */ #define FSL_AUDMIX_ATSTPDN1 0x234 /* Attenuation step down factor */ #define FSL_AUDMIX_ATSTPTGT1 0x238 /* Attenuation step target */ #define FSL_AUDMIX_ATTNVAL1 0x23c /* Attenuation Value */ #define FSL_AUDMIX_ATSTP1 0x240 /* Attenuation step number */ /* AUDMIX Control Register */ #define FSL_AUDMIX_CTR_MIXCLK_SHIFT 0 #define FSL_AUDMIX_CTR_MIXCLK_MASK BIT(FSL_AUDMIX_CTR_MIXCLK_SHIFT) #define FSL_AUDMIX_CTR_MIXCLK(i) ((i) << FSL_AUDMIX_CTR_MIXCLK_SHIFT) #define FSL_AUDMIX_CTR_OUTSRC_SHIFT 1 #define FSL_AUDMIX_CTR_OUTSRC_MASK (0x3 << FSL_AUDMIX_CTR_OUTSRC_SHIFT) #define FSL_AUDMIX_CTR_OUTSRC(i) (((i) << FSL_AUDMIX_CTR_OUTSRC_SHIFT)\ & FSL_AUDMIX_CTR_OUTSRC_MASK) #define FSL_AUDMIX_CTR_OUTWIDTH_SHIFT 3 #define FSL_AUDMIX_CTR_OUTWIDTH_MASK (0x7 << FSL_AUDMIX_CTR_OUTWIDTH_SHIFT) #define FSL_AUDMIX_CTR_OUTWIDTH(i) (((i) << FSL_AUDMIX_CTR_OUTWIDTH_SHIFT)\ & FSL_AUDMIX_CTR_OUTWIDTH_MASK) #define FSL_AUDMIX_CTR_OUTCKPOL_SHIFT 6 #define FSL_AUDMIX_CTR_OUTCKPOL_MASK BIT(FSL_AUDMIX_CTR_OUTCKPOL_SHIFT) #define FSL_AUDMIX_CTR_OUTCKPOL(i) ((i) << FSL_AUDMIX_CTR_OUTCKPOL_SHIFT) #define FSL_AUDMIX_CTR_MASKRTDF_SHIFT 7 #define FSL_AUDMIX_CTR_MASKRTDF_MASK BIT(FSL_AUDMIX_CTR_MASKRTDF_SHIFT) #define FSL_AUDMIX_CTR_MASKRTDF(i) ((i) << FSL_AUDMIX_CTR_MASKRTDF_SHIFT) #define FSL_AUDMIX_CTR_MASKCKDF_SHIFT 8 #define FSL_AUDMIX_CTR_MASKCKDF_MASK BIT(FSL_AUDMIX_CTR_MASKCKDF_SHIFT) #define FSL_AUDMIX_CTR_MASKCKDF(i) ((i) << FSL_AUDMIX_CTR_MASKCKDF_SHIFT) #define FSL_AUDMIX_CTR_SYNCMODE_SHIFT 9 #define FSL_AUDMIX_CTR_SYNCMODE_MASK BIT(FSL_AUDMIX_CTR_SYNCMODE_SHIFT) #define FSL_AUDMIX_CTR_SYNCMODE(i) ((i) << FSL_AUDMIX_CTR_SYNCMODE_SHIFT) #define FSL_AUDMIX_CTR_SYNCSRC_SHIFT 10 #define FSL_AUDMIX_CTR_SYNCSRC_MASK BIT(FSL_AUDMIX_CTR_SYNCSRC_SHIFT) #define FSL_AUDMIX_CTR_SYNCSRC(i) ((i) << FSL_AUDMIX_CTR_SYNCSRC_SHIFT) /* AUDMIX Status Register */ #define FSL_AUDMIX_STR_RATEDIFF BIT(0) #define FSL_AUDMIX_STR_CLKDIFF BIT(1) #define FSL_AUDMIX_STR_MIXSTAT_SHIFT 2 #define FSL_AUDMIX_STR_MIXSTAT_MASK (0x3 << FSL_AUDMIX_STR_MIXSTAT_SHIFT) #define FSL_AUDMIX_STR_MIXSTAT(i) (((i) & FSL_AUDMIX_STR_MIXSTAT_MASK) \ >> FSL_AUDMIX_STR_MIXSTAT_SHIFT) /* AUDMIX Attenuation Control Register */ #define FSL_AUDMIX_ATCR_AT_EN BIT(0) #define FSL_AUDMIX_ATCR_AT_UPDN BIT(1) #define FSL_AUDMIX_ATCR_ATSTPDIF_SHIFT 2 #define FSL_AUDMIX_ATCR_ATSTPDFI_MASK \ (0xfff << FSL_AUDMIX_ATCR_ATSTPDIF_SHIFT) /* AUDMIX Attenuation Initial Value Register */ #define FSL_AUDMIX_ATIVAL_ATINVAL_MASK 0x3FFFF /* AUDMIX Attenuation Step Up Factor Register */ #define FSL_AUDMIX_ATSTPUP_ATSTEPUP_MASK 0x3FFFF /* AUDMIX Attenuation Step Down Factor Register */ #define FSL_AUDMIX_ATSTPDN_ATSTEPDN_MASK 0x3FFFF /* AUDMIX Attenuation Step Target Register */ #define FSL_AUDMIX_ATSTPTGT_ATSTPTG_MASK 0x3FFFF /* AUDMIX Attenuation Value Register */ #define FSL_AUDMIX_ATTNVAL_ATCURVAL_MASK 0x3FFFF /* AUDMIX Attenuation Step Number Register */ #define FSL_AUDMIX_ATSTP_STPCTR_MASK 0x3FFFF #define FSL_AUDMIX_MAX_DAIS 2 struct fsl_audmix { struct platform_device *pdev; struct regmap *regmap; struct clk *ipg_clk; u8 tdms; }; #endif /* __FSL_AUDMIX_H */