| Koro Chen | ee0bcaf | 2015-06-15 22:38:02 +0800 | [diff] [blame] | 1 | /* |
| 2 | * mtk_afe_common.h -- Mediatek audio driver common definitions |
| 3 | * |
| 4 | * Copyright (c) 2015 MediaTek Inc. |
| 5 | * Author: Koro Chen <koro.chen@mediatek.com> |
| 6 | * Sascha Hauer <s.hauer@pengutronix.de> |
| 7 | * Hidalgo Huang <hidalgo.huang@mediatek.com> |
| 8 | * Ir Lian <ir.lian@mediatek.com> |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License version 2 and |
| 12 | * only version 2 as published by the Free Software Foundation. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | */ |
| 19 | |
| 20 | #ifndef _MTK_AFE_COMMON_H_ |
| 21 | #define _MTK_AFE_COMMON_H_ |
| 22 | |
| 23 | #include <linux/clk.h> |
| 24 | #include <linux/regmap.h> |
| 25 | |
| 26 | enum { |
| 27 | MTK_AFE_MEMIF_DL1, |
| 28 | MTK_AFE_MEMIF_DL2, |
| 29 | MTK_AFE_MEMIF_VUL, |
| 30 | MTK_AFE_MEMIF_DAI, |
| 31 | MTK_AFE_MEMIF_AWB, |
| 32 | MTK_AFE_MEMIF_MOD_DAI, |
| 33 | MTK_AFE_MEMIF_HDMI, |
| 34 | MTK_AFE_MEMIF_NUM, |
| 35 | MTK_AFE_IO_MOD_PCM1 = MTK_AFE_MEMIF_NUM, |
| 36 | MTK_AFE_IO_MOD_PCM2, |
| 37 | MTK_AFE_IO_PMIC, |
| 38 | MTK_AFE_IO_I2S, |
| 39 | MTK_AFE_IO_2ND_I2S, |
| 40 | MTK_AFE_IO_HW_GAIN1, |
| 41 | MTK_AFE_IO_HW_GAIN2, |
| 42 | MTK_AFE_IO_MRG_O, |
| 43 | MTK_AFE_IO_MRG_I, |
| 44 | MTK_AFE_IO_DAIBT, |
| 45 | MTK_AFE_IO_HDMI, |
| 46 | }; |
| 47 | |
| 48 | enum { |
| 49 | MTK_AFE_IRQ_1, |
| 50 | MTK_AFE_IRQ_2, |
| 51 | MTK_AFE_IRQ_3, |
| 52 | MTK_AFE_IRQ_4, |
| 53 | MTK_AFE_IRQ_5, |
| 54 | MTK_AFE_IRQ_6, |
| 55 | MTK_AFE_IRQ_7, |
| 56 | MTK_AFE_IRQ_8, |
| 57 | MTK_AFE_IRQ_NUM, |
| 58 | }; |
| 59 | |
| 60 | enum { |
| 61 | MTK_CLK_INFRASYS_AUD, |
| 62 | MTK_CLK_TOP_PDN_AUD, |
| 63 | MTK_CLK_TOP_PDN_AUD_BUS, |
| 64 | MTK_CLK_I2S0_M, |
| 65 | MTK_CLK_I2S1_M, |
| 66 | MTK_CLK_I2S2_M, |
| 67 | MTK_CLK_I2S3_M, |
| 68 | MTK_CLK_I2S3_B, |
| 69 | MTK_CLK_BCK0, |
| 70 | MTK_CLK_BCK1, |
| 71 | MTK_CLK_NUM |
| 72 | }; |
| 73 | |
| 74 | struct mtk_afe; |
| 75 | struct snd_pcm_substream; |
| 76 | |
| 77 | struct mtk_afe_memif_data { |
| 78 | int id; |
| 79 | const char *name; |
| 80 | int reg_ofs_base; |
| 81 | int reg_ofs_cur; |
| 82 | int fs_shift; |
| 83 | int mono_shift; |
| 84 | int enable_shift; |
| 85 | int irq_reg_cnt; |
| 86 | int irq_cnt_shift; |
| 87 | int irq_en_shift; |
| 88 | int irq_fs_shift; |
| 89 | int irq_clr_shift; |
| 90 | }; |
| 91 | |
| 92 | struct mtk_afe_memif { |
| 93 | unsigned int phys_buf_addr; |
| 94 | int buffer_size; |
| 95 | unsigned int hw_ptr; /* Previous IRQ's HW ptr */ |
| 96 | struct snd_pcm_substream *substream; |
| 97 | const struct mtk_afe_memif_data *data; |
| 98 | const struct mtk_afe_irq_data *irqdata; |
| 99 | }; |
| 100 | |
| 101 | struct mtk_afe { |
| 102 | /* address for ioremap audio hardware register */ |
| 103 | void __iomem *base_addr; |
| 104 | struct device *dev; |
| 105 | struct regmap *regmap; |
| 106 | struct mtk_afe_memif memif[MTK_AFE_MEMIF_NUM]; |
| 107 | struct clk *clocks[MTK_CLK_NUM]; |
| 108 | }; |
| 109 | #endif |