| Sjoerd Simons | f874b80 | 2015-10-08 15:31:13 +0200 | [diff] [blame] | 1 | /* |
| 2 | * ALSA SoC Audio Layer - Rockchip SPDIF transceiver driver |
| 3 | * |
| 4 | * Copyright (c) 2015 Collabora Ltd. |
| 5 | * Author: Sjoerd Simons <sjoerd.simons@collabora.co.uk> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License version 2 as |
| 9 | * published by the Free Software Foundation. |
| 10 | */ |
| 11 | |
| 12 | #ifndef _ROCKCHIP_SPDIF_H |
| 13 | #define _ROCKCHIP_SPDIF_H |
| 14 | |
| 15 | /* |
| 16 | * CFGR |
| 17 | * transfer configuration register |
| 18 | */ |
| 19 | #define SPDIF_CFGR_CLK_DIV_SHIFT (16) |
| 20 | #define SPDIF_CFGR_CLK_DIV_MASK (0xff << SPDIF_CFGR_CLK_DIV_SHIFT) |
| 21 | #define SPDIF_CFGR_CLK_DIV(x) (x << SPDIF_CFGR_CLK_DIV_SHIFT) |
| 22 | |
| 23 | #define SPDIF_CFGR_HALFWORD_SHIFT 2 |
| 24 | #define SPDIF_CFGR_HALFWORD_DISABLE (0 << SPDIF_CFGR_HALFWORD_SHIFT) |
| 25 | #define SPDIF_CFGR_HALFWORD_ENABLE (1 << SPDIF_CFGR_HALFWORD_SHIFT) |
| 26 | |
| 27 | #define SPDIF_CFGR_VDW_SHIFT 0 |
| 28 | #define SPDIF_CFGR_VDW(x) (x << SPDIF_CFGR_VDW_SHIFT) |
| 29 | #define SDPIF_CFGR_VDW_MASK (0xf << SPDIF_CFGR_VDW_SHIFT) |
| 30 | |
| Sjoerd Simons | 18a9d74 | 2015-11-25 09:54:11 +0100 | [diff] [blame] | 31 | #define SPDIF_CFGR_VDW_16 SPDIF_CFGR_VDW(0x0) |
| 32 | #define SPDIF_CFGR_VDW_20 SPDIF_CFGR_VDW(0x1) |
| 33 | #define SPDIF_CFGR_VDW_24 SPDIF_CFGR_VDW(0x2) |
| Sjoerd Simons | f874b80 | 2015-10-08 15:31:13 +0200 | [diff] [blame] | 34 | |
| 35 | /* |
| 36 | * DMACR |
| 37 | * DMA control register |
| 38 | */ |
| 39 | #define SPDIF_DMACR_TDE_SHIFT 5 |
| 40 | #define SPDIF_DMACR_TDE_DISABLE (0 << SPDIF_DMACR_TDE_SHIFT) |
| 41 | #define SPDIF_DMACR_TDE_ENABLE (1 << SPDIF_DMACR_TDE_SHIFT) |
| 42 | |
| 43 | #define SPDIF_DMACR_TDL_SHIFT 0 |
| 44 | #define SPDIF_DMACR_TDL(x) ((x) << SPDIF_DMACR_TDL_SHIFT) |
| Sjoerd Simons | 5042f93 | 2015-12-11 09:45:33 +0100 | [diff] [blame] | 45 | #define SPDIF_DMACR_TDL_MASK (0x1f << SPDIF_DMACR_TDL_SHIFT) |
| Sjoerd Simons | f874b80 | 2015-10-08 15:31:13 +0200 | [diff] [blame] | 46 | |
| 47 | /* |
| 48 | * XFER |
| 49 | * Transfer control register |
| 50 | */ |
| 51 | #define SPDIF_XFER_TXS_SHIFT 0 |
| 52 | #define SPDIF_XFER_TXS_STOP (0 << SPDIF_XFER_TXS_SHIFT) |
| 53 | #define SPDIF_XFER_TXS_START (1 << SPDIF_XFER_TXS_SHIFT) |
| 54 | |
| 55 | #define SPDIF_CFGR (0x0000) |
| 56 | #define SPDIF_SDBLR (0x0004) |
| 57 | #define SPDIF_DMACR (0x0008) |
| 58 | #define SPDIF_INTCR (0x000c) |
| 59 | #define SPDIF_INTSR (0x0010) |
| 60 | #define SPDIF_XFER (0x0018) |
| 61 | #define SPDIF_SMPDR (0x0020) |
| 62 | |
| 63 | #endif /* _ROCKCHIP_SPDIF_H */ |