1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_ARCH_REGS_AC97_H
3 #define __ASM_ARCH_REGS_AC97_H
6 * AC97 Controller registers
9 #define POCR (0x0000) /* PCM Out Control Register */
10 #define POCR_FEIE (1 << 3) /* FIFO Error Interrupt Enable */
11 #define POCR_FSRIE (1 << 1) /* FIFO Service Request Interrupt Enable */
13 #define PICR (0x0004) /* PCM In Control Register */
14 #define PICR_FEIE (1 << 3) /* FIFO Error Interrupt Enable */
15 #define PICR_FSRIE (1 << 1) /* FIFO Service Request Interrupt Enable */
17 #define MCCR (0x0008) /* Mic In Control Register */
18 #define MCCR_FEIE (1 << 3) /* FIFO Error Interrupt Enable */
19 #define MCCR_FSRIE (1 << 1) /* FIFO Service Request Interrupt Enable */
21 #define GCR (0x000C) /* Global Control Register */
23 #define GCR_CLKBPB (1 << 31) /* Internal clock enable */
25 #define GCR_nDMAEN (1 << 24) /* non DMA Enable */
26 #define GCR_CDONE_IE (1 << 19) /* Command Done Interrupt Enable */
27 #define GCR_SDONE_IE (1 << 18) /* Status Done Interrupt Enable */
28 #define GCR_SECRDY_IEN (1 << 9) /* Secondary Ready Interrupt Enable */
29 #define GCR_PRIRDY_IEN (1 << 8) /* Primary Ready Interrupt Enable */
30 #define GCR_SECRES_IEN (1 << 5) /* Secondary Resume Interrupt Enable */
31 #define GCR_PRIRES_IEN (1 << 4) /* Primary Resume Interrupt Enable */
32 #define GCR_ACLINK_OFF (1 << 3) /* AC-link Shut Off */
33 #define GCR_WARM_RST (1 << 2) /* AC97 Warm Reset */
34 #define GCR_COLD_RST (1 << 1) /* AC'97 Cold Reset (0 = active) */
35 #define GCR_GIE (1 << 0) /* Codec GPI Interrupt Enable */
37 #define POSR (0x0010) /* PCM Out Status Register */
38 #define POSR_FIFOE (1 << 4) /* FIFO error */
39 #define POSR_FSR (1 << 2) /* FIFO Service Request */
41 #define PISR (0x0014) /* PCM In Status Register */
42 #define PISR_FIFOE (1 << 4) /* FIFO error */
43 #define PISR_EOC (1 << 3) /* DMA End-of-Chain (exclusive clear) */
44 #define PISR_FSR (1 << 2) /* FIFO Service Request */
46 #define MCSR (0x0018) /* Mic In Status Register */
47 #define MCSR_FIFOE (1 << 4) /* FIFO error */
48 #define MCSR_EOC (1 << 3) /* DMA End-of-Chain (exclusive clear) */
49 #define MCSR_FSR (1 << 2) /* FIFO Service Request */
51 #define GSR (0x001C) /* Global Status Register */
52 #define GSR_CDONE (1 << 19) /* Command Done */
53 #define GSR_SDONE (1 << 18) /* Status Done */
54 #define GSR_RDCS (1 << 15) /* Read Completion Status */
55 #define GSR_BIT3SLT12 (1 << 14) /* Bit 3 of slot 12 */
56 #define GSR_BIT2SLT12 (1 << 13) /* Bit 2 of slot 12 */
57 #define GSR_BIT1SLT12 (1 << 12) /* Bit 1 of slot 12 */
58 #define GSR_SECRES (1 << 11) /* Secondary Resume Interrupt */
59 #define GSR_PRIRES (1 << 10) /* Primary Resume Interrupt */
60 #define GSR_SCR (1 << 9) /* Secondary Codec Ready */
61 #define GSR_PCR (1 << 8) /* Primary Codec Ready */
62 #define GSR_MCINT (1 << 7) /* Mic In Interrupt */
63 #define GSR_POINT (1 << 6) /* PCM Out Interrupt */
64 #define GSR_PIINT (1 << 5) /* PCM In Interrupt */
65 #define GSR_ACOFFD (1 << 3) /* AC-link Shut Off Done */
66 #define GSR_MOINT (1 << 2) /* Modem Out Interrupt */
67 #define GSR_MIINT (1 << 1) /* Modem In Interrupt */
68 #define GSR_GSCI (1 << 0) /* Codec GPI Status Change Interrupt */
70 #define CAR (0x0020) /* CODEC Access Register */
71 #define CAR_CAIP (1 << 0) /* Codec Access In Progress */
73 #define PCDR (0x0040) /* PCM FIFO Data Register */
74 #define MCDR (0x0060) /* Mic-in FIFO Data Register */
76 #define MOCR (0x0100) /* Modem Out Control Register */
77 #define MOCR_FEIE (1 << 3) /* FIFO Error */
78 #define MOCR_FSRIE (1 << 1) /* FIFO Service Request Interrupt Enable */
80 #define MICR (0x0108) /* Modem In Control Register */
81 #define MICR_FEIE (1 << 3) /* FIFO Error */
82 #define MICR_FSRIE (1 << 1) /* FIFO Service Request Interrupt Enable */
84 #define MOSR (0x0110) /* Modem Out Status Register */
85 #define MOSR_FIFOE (1 << 4) /* FIFO error */
86 #define MOSR_FSR (1 << 2) /* FIFO Service Request */
88 #define MISR (0x0118) /* Modem In Status Register */
89 #define MISR_FIFOE (1 << 4) /* FIFO error */
90 #define MISR_EOC (1 << 3) /* DMA End-of-Chain (exclusive clear) */
91 #define MISR_FSR (1 << 2) /* FIFO Service Request */
93 #define MODR (0x0140) /* Modem FIFO Data Register */
95 #define PAC_REG_BASE (0x0200) /* Primary Audio Codec */
96 #define SAC_REG_BASE (0x0300) /* Secondary Audio Codec */
97 #define PMC_REG_BASE (0x0400) /* Primary Modem Codec */
98 #define SMC_REG_BASE (0x0500) /* Secondary Modem Codec */
100 #endif /* __ASM_ARCH_REGS_AC97_H */