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/*
* mtk_afe_common.h -- Mediatek audio driver common definitions
*
* Copyright (c) 2015 MediaTek Inc.
* Author: Koro Chen <koro.chen@mediatek.com>
* Sascha Hauer <s.hauer@pengutronix.de>
* Hidalgo Huang <hidalgo.huang@mediatek.com>
* Ir Lian <ir.lian@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _MTK_AFE_COMMON_H_
#define _MTK_AFE_COMMON_H_
#include <linux/clk.h>
#include <linux/regmap.h>
enum {
MTK_AFE_MEMIF_DL1,
MTK_AFE_MEMIF_DL2,
MTK_AFE_MEMIF_VUL,
MTK_AFE_MEMIF_DAI,
MTK_AFE_MEMIF_AWB,
MTK_AFE_MEMIF_MOD_DAI,
MTK_AFE_MEMIF_HDMI,
MTK_AFE_MEMIF_NUM,
MTK_AFE_IO_MOD_PCM1 = MTK_AFE_MEMIF_NUM,
MTK_AFE_IO_MOD_PCM2,
MTK_AFE_IO_PMIC,
MTK_AFE_IO_I2S,
MTK_AFE_IO_2ND_I2S,
MTK_AFE_IO_HW_GAIN1,
MTK_AFE_IO_HW_GAIN2,
MTK_AFE_IO_MRG_O,
MTK_AFE_IO_MRG_I,
MTK_AFE_IO_DAIBT,
MTK_AFE_IO_HDMI,
};
enum {
MTK_AFE_IRQ_1,
MTK_AFE_IRQ_2,
MTK_AFE_IRQ_3,
MTK_AFE_IRQ_4,
MTK_AFE_IRQ_5,
MTK_AFE_IRQ_6,
MTK_AFE_IRQ_7,
MTK_AFE_IRQ_8,
MTK_AFE_IRQ_NUM,
};
enum {
MTK_CLK_INFRASYS_AUD,
MTK_CLK_TOP_PDN_AUD,
MTK_CLK_TOP_PDN_AUD_BUS,
MTK_CLK_I2S0_M,
MTK_CLK_I2S1_M,
MTK_CLK_I2S2_M,
MTK_CLK_I2S3_M,
MTK_CLK_I2S3_B,
MTK_CLK_BCK0,
MTK_CLK_BCK1,
MTK_CLK_NUM
};
struct mtk_afe;
struct snd_pcm_substream;
struct mtk_afe_memif_data {
int id;
const char *name;
int reg_ofs_base;
int reg_ofs_cur;
int fs_shift;
int mono_shift;
int enable_shift;
int irq_reg_cnt;
int irq_cnt_shift;
int irq_en_shift;
int irq_fs_shift;
int irq_clr_shift;
};
struct mtk_afe_memif {
unsigned int phys_buf_addr;
int buffer_size;
unsigned int hw_ptr; /* Previous IRQ's HW ptr */
struct snd_pcm_substream *substream;
const struct mtk_afe_memif_data *data;
const struct mtk_afe_irq_data *irqdata;
};
struct mtk_afe {
/* address for ioremap audio hardware register */
void __iomem *base_addr;
struct device *dev;
struct regmap *regmap;
struct mtk_afe_memif memif[MTK_AFE_MEMIF_NUM];
struct clk *clocks[MTK_CLK_NUM];
};
#endif
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