6b13f685e
 김민수
BSP 최초 추가
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/*
* Copyright (C) 2011-2014 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __IMX_HDMI_H
#define __IMX_HDMI_H
struct imx_hdmi_sdma_params {
dma_addr_t phyaddr;
u32 buffer_num;
int dma;
};
struct imx_hdmi {
struct snd_soc_dai_driver cpu_dai_drv;
struct platform_device *codec_dev;
struct platform_device *dma_dev;
struct platform_device *pdev;
struct clk *isfr_clk;
struct clk *iahb_clk;
struct clk *mipi_core_clk;
};
#define HDMI_MAX_RATES 7
#define HDMI_MAX_SAMPLE_SIZE 3
#define HDMI_MAX_CHANNEL_CONSTRAINTS 4
#define MXC_HDMI_RATES_PLAYBACK \
(SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | \
SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | \
SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000)
#define MXC_HDMI_FORMATS_PLAYBACK \
(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
union hdmi_audio_header_t {
uint64_t U;
struct {
unsigned consumer:1;
unsigned linear_pcm:1;
unsigned copyright:1;
unsigned pre_emphasis:3;
unsigned mode:2;
unsigned category_code:8;
unsigned source:4;
unsigned channel:4;
unsigned sample_freq:4;
unsigned clock_acc:2;
unsigned reserved0:2;
unsigned word_length:4;
unsigned org_sample_freq:4;
unsigned cgms_a:2;
unsigned reserved1:6;
unsigned reserved2:8;
unsigned reserved3:8;
} B;
unsigned char status[8];
};
union hdmi_audio_dma_data_t {
uint32_t U;
struct {
unsigned data:24;
unsigned v:1;
unsigned u:1;
unsigned c:1;
unsigned p:1;
unsigned b:1;
unsigned reserved:3;
} B;
};
extern union hdmi_audio_header_t iec_header;
#define hdmi_audio_writeb(reg, bit, val) \
do { \
hdmi_mask_writeb(val, HDMI_ ## reg, \
HDMI_ ## reg ## _ ## bit ## _OFFSET, \
HDMI_ ## reg ## _ ## bit ## _MASK); \
pr_debug("Set reg: HDMI_" #reg " (0x%x) "\
"bit: HDMI_" #reg "_" #bit " (%d) to val: %x
", \
HDMI_ ## reg, HDMI_ ## reg ## _ ## bit ## _OFFSET, val); \
} while (0)
#endif /* __IMX_HDMI_H */
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