diff options
Diffstat (limited to 'sound/soc/stm/stm32_sai.h')
| -rw-r--r-- | sound/soc/stm/stm32_sai.h | 73 |
1 files changed, 67 insertions, 6 deletions
diff --git a/sound/soc/stm/stm32_sai.h b/sound/soc/stm/stm32_sai.h index a801fda5066f..889974dc62d9 100644 --- a/sound/soc/stm/stm32_sai.h +++ b/sound/soc/stm/stm32_sai.h @@ -31,6 +31,10 @@ #define STM_SAI_CLRFR_REGX 0x18 #define STM_SAI_DR_REGX 0x1C +/* Sub-block A registers, relative to sub-block A address */ +#define STM_SAI_PDMCR_REGX 0x40 +#define STM_SAI_PDMLY_REGX 0x44 + /******************** Bit definition for SAI_GCR register *******************/ #define SAI_GCR_SYNCIN_SHIFT 0 #define SAI_GCR_SYNCIN_MASK GENMASK(1, SAI_GCR_SYNCIN_SHIFT) @@ -75,10 +79,11 @@ #define SAI_XCR1_NODIV BIT(SAI_XCR1_NODIV_SHIFT) #define SAI_XCR1_MCKDIV_SHIFT 20 -#define SAI_XCR1_MCKDIV_WIDTH 4 -#define SAI_XCR1_MCKDIV_MASK GENMASK(24, SAI_XCR1_MCKDIV_SHIFT) +#define SAI_XCR1_MCKDIV_WIDTH(x) (((x) == SAI_STM32F4) ? 4 : 6) +#define SAI_XCR1_MCKDIV_MASK(x) GENMASK((SAI_XCR1_MCKDIV_SHIFT + (x) - 1),\ + SAI_XCR1_MCKDIV_SHIFT) #define SAI_XCR1_MCKDIV_SET(x) ((x) << SAI_XCR1_MCKDIV_SHIFT) -#define SAI_XCR1_MCKDIV_MAX ((1 << SAI_XCR1_MCKDIV_WIDTH) - 1) +#define SAI_XCR1_MCKDIV_MAX(x) ((1 << SAI_XCR1_MCKDIV_WIDTH(x)) - 1) #define SAI_XCR1_OSR_SHIFT 26 #define SAI_XCR1_OSR BIT(SAI_XCR1_OSR_SHIFT) @@ -125,7 +130,6 @@ #define SAI_XFRCR_FSOFF BIT(SAI_XFRCR_FSOFF_SHIFT) /****************** Bit definition for SAI_XSLOTR register ******************/ - #define SAI_XSLOTR_FBOFF_SHIFT 0 #define SAI_XSLOTR_FBOFF_MASK GENMASK(4, SAI_XSLOTR_FBOFF_SHIFT) #define SAI_XSLOTR_FBOFF_SET(x) ((x) << SAI_XSLOTR_FBOFF_SHIFT) @@ -179,8 +183,65 @@ #define SAI_XCLRFR_SHIFT 0 #define SAI_XCLRFR_MASK GENMASK(6, SAI_XCLRFR_SHIFT) +/****************** Bit definition for SAI_PDMCR register ******************/ +#define SAI_PDMCR_PDMEN BIT(0) + +#define SAI_PDMCR_MICNBR_SHIFT 4 +#define SAI_PDMCR_MICNBR_MASK GENMASK(5, SAI_PDMCR_MICNBR_SHIFT) +#define SAI_PDMCR_MICNBR_SET(x) ((x) << SAI_PDMCR_MICNBR_SHIFT) + +#define SAI_PDMCR_CKEN1 BIT(8) +#define SAI_PDMCR_CKEN2 BIT(9) +#define SAI_PDMCR_CKEN3 BIT(10) +#define SAI_PDMCR_CKEN4 BIT(11) + +/****************** Bit definition for (SAI_PDMDLY register ****************/ +#define SAI_PDMDLY_1L_SHIFT 0 +#define SAI_PDMDLY_1L_MASK GENMASK(2, SAI_PDMDLY_1L_SHIFT) +#define SAI_PDMDLY_1L_WIDTH 3 + +#define SAI_PDMDLY_1R_SHIFT 4 +#define SAI_PDMDLY_1R_MASK GENMASK(6, SAI_PDMDLY_1R_SHIFT) +#define SAI_PDMDLY_1R_WIDTH 3 + +#define SAI_PDMDLY_2L_SHIFT 8 +#define SAI_PDMDLY_2L_MASK GENMASK(10, SAI_PDMDLY_2L_SHIFT) +#define SAI_PDMDLY_2L_WIDTH 3 + +#define SAI_PDMDLY_2R_SHIFT 12 +#define SAI_PDMDLY_2R_MASK GENMASK(14, SAI_PDMDLY_2R_SHIFT) +#define SAI_PDMDLY_2R_WIDTH 3 + +#define SAI_PDMDLY_3L_SHIFT 16 +#define SAI_PDMDLY_3L_MASK GENMASK(18, SAI_PDMDLY_3L_SHIFT) +#define SAI_PDMDLY_3L_WIDTH 3 + +#define SAI_PDMDLY_3R_SHIFT 20 +#define SAI_PDMDLY_3R_MASK GENMASK(22, SAI_PDMDLY_3R_SHIFT) +#define SAI_PDMDLY_3R_WIDTH 3 + +#define SAI_PDMDLY_4L_SHIFT 24 +#define SAI_PDMDLY_4L_MASK GENMASK(26, SAI_PDMDLY_4L_SHIFT) +#define SAI_PDMDLY_4L_WIDTH 3 + +#define SAI_PDMDLY_4R_SHIFT 28 +#define SAI_PDMDLY_4R_MASK GENMASK(30, SAI_PDMDLY_4R_SHIFT) +#define SAI_PDMDLY_4R_WIDTH 3 + +#define STM_SAI_IS_F4(ip) ((ip)->conf->version == SAI_STM32F4) +#define STM_SAI_IS_H7(ip) ((ip)->conf->version == SAI_STM32H7) + enum stm32_sai_version { - SAI_STM32F4 + SAI_STM32F4, + SAI_STM32H7 +}; + +/** + * struct stm32_sai_conf - SAI configuration + * @version: SAI version + */ +struct stm32_sai_conf { + int version; }; /** @@ -195,6 +256,6 @@ struct stm32_sai_data { struct platform_device *pdev; struct clk *clk_x8k; struct clk *clk_x11k; - int version; + struct stm32_sai_conf *conf; int irq; }; |