1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * linux/sound/soc/pxa/mmp-sspa.h |
4 | * |
5 | * Copyright (C) 2011 Marvell International Ltd. |
6 | */ |
7 | #ifndef _MMP_SSPA_H |
8 | #define _MMP_SSPA_H |
9 | |
10 | /* |
11 | * SSPA Registers |
12 | */ |
13 | #define SSPA_D (0x00) |
14 | #define SSPA_ID (0x04) |
15 | #define SSPA_CTL (0x08) |
16 | #define SSPA_SP (0x0c) |
17 | #define SSPA_FIFO_UL (0x10) |
18 | #define SSPA_INT_MASK (0x14) |
19 | #define SSPA_C (0x18) |
20 | #define SSPA_FIFO_NOFS (0x1c) |
21 | #define SSPA_FIFO_SIZE (0x20) |
22 | |
23 | /* SSPA Control Register */ |
24 | #define SSPA_CTL_XPH (1 << 31) /* Read Phase */ |
25 | #define SSPA_CTL_XFIG (1 << 15) /* Transmit Zeros when FIFO Empty */ |
26 | #define SSPA_CTL_JST (1 << 3) /* Audio Sample Justification */ |
27 | #define SSPA_CTL_XFRLEN2_MASK (7 << 24) |
28 | #define SSPA_CTL_XFRLEN2(x) ((x) << 24) /* Transmit Frame Length in Phase 2 */ |
29 | #define SSPA_CTL_XWDLEN2_MASK (7 << 21) |
30 | #define SSPA_CTL_XWDLEN2(x) ((x) << 21) /* Transmit Word Length in Phase 2 */ |
31 | #define SSPA_CTL_XDATDLY(x) ((x) << 19) /* Transmit Data Delay */ |
32 | #define SSPA_CTL_XSSZ2_MASK (7 << 16) |
33 | #define SSPA_CTL_XSSZ2(x) ((x) << 16) /* Transmit Sample Audio Size */ |
34 | #define SSPA_CTL_XFRLEN1_MASK (7 << 8) |
35 | #define SSPA_CTL_XFRLEN1(x) ((x) << 8) /* Transmit Frame Length in Phase 1 */ |
36 | #define SSPA_CTL_XWDLEN1_MASK (7 << 5) |
37 | #define SSPA_CTL_XWDLEN1(x) ((x) << 5) /* Transmit Word Length in Phase 1 */ |
38 | #define SSPA_CTL_XSSZ1_MASK (7 << 0) |
39 | #define SSPA_CTL_XSSZ1(x) ((x) << 0) /* XSSZ1 */ |
40 | |
41 | #define SSPA_CTL_8_BITS (0x0) /* Sample Size */ |
42 | #define SSPA_CTL_12_BITS (0x1) |
43 | #define SSPA_CTL_16_BITS (0x2) |
44 | #define SSPA_CTL_20_BITS (0x3) |
45 | #define SSPA_CTL_24_BITS (0x4) |
46 | #define SSPA_CTL_32_BITS (0x5) |
47 | |
48 | /* SSPA Serial Port Register */ |
49 | #define SSPA_SP_WEN (1 << 31) /* Write Configuration Enable */ |
50 | #define SSPA_SP_MSL (1 << 18) /* Master Slave Configuration */ |
51 | #define SSPA_SP_CLKP (1 << 17) /* CLKP Polarity Clock Edge Select */ |
52 | #define SSPA_SP_FSP (1 << 16) /* FSP Polarity Clock Edge Select */ |
53 | #define SSPA_SP_FFLUSH (1 << 2) /* FIFO Flush */ |
54 | #define SSPA_SP_S_RST (1 << 1) /* Active High Reset Signal */ |
55 | #define SSPA_SP_S_EN (1 << 0) /* Serial Clock Domain Enable */ |
56 | #define SSPA_SP_FWID_MASK (0x3f << 20) |
57 | #define SSPA_SP_FWID(x) ((x) << 20) /* Frame-Sync Width */ |
58 | #define SSPA_TXSP_FPER_MASK (0x3f << 4) |
59 | #define SSPA_TXSP_FPER(x) ((x) << 4) /* Frame-Sync Active */ |
60 | |
61 | /* sspa clock sources */ |
62 | #define MMP_SSPA_CLK_PLL 0 |
63 | #define MMP_SSPA_CLK_VCXO 1 |
64 | #define MMP_SSPA_CLK_AUDIO 3 |
65 | |
66 | /* sspa pll id */ |
67 | #define MMP_SYSCLK 0 |
68 | #define MMP_SSPA_CLK 1 |
69 | |
70 | #endif /* _MMP_SSPA_H */ |
71 | |