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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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6cfad78961
Current R-Car sound SSI PIO/DMA mode are using interrupt. it is no longer "xxx_pio_xxx", rename it. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
104 lines
2.1 KiB
C
104 lines
2.1 KiB
C
/*
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* Renesas R-Car SRU/SCU/SSIU/SSI support
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*
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* Copyright (C) 2013 Renesas Solutions Corp.
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* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef RCAR_SND_H
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#define RCAR_SND_H
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#include <linux/sh_clk.h>
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#define RSND_GEN1_SRU 0
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#define RSND_GEN1_ADG 1
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#define RSND_GEN1_SSI 2
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#define RSND_GEN2_SCU 0
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#define RSND_GEN2_ADG 1
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#define RSND_GEN2_SSIU 2
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#define RSND_GEN2_SSI 3
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#define RSND_BASE_MAX 4
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/*
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* flags
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*
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* 0xAB000000
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*
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* A : clock sharing settings
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* B : SSI direction
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*/
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#define RSND_SSI_CLK_PIN_SHARE (1 << 31)
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#define RSND_SSI_NO_BUSIF (1 << 30) /* SSI+DMA without BUSIF */
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#define RSND_SSI(_dma_id, _irq, _flags) \
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{ .dma_id = _dma_id, .irq = _irq, .flags = _flags }
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#define RSND_SSI_UNUSED \
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{ .dma_id = -1, .irq = -1, .flags = 0 }
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struct rsnd_ssi_platform_info {
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int dma_id;
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int irq;
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u32 flags;
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};
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#define RSND_SRC(rate, _dma_id) \
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{ .convert_rate = rate, .dma_id = _dma_id, }
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#define RSND_SRC_UNUSED \
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{ .convert_rate = 0, .dma_id = -1, }
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struct rsnd_src_platform_info {
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u32 convert_rate; /* sampling rate convert */
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int dma_id; /* for Gen2 SCU */
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};
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/*
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* flags
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*/
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struct rsnd_dvc_platform_info {
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u32 flags;
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};
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struct rsnd_dai_path_info {
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struct rsnd_ssi_platform_info *ssi;
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struct rsnd_src_platform_info *src;
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struct rsnd_dvc_platform_info *dvc;
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};
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struct rsnd_dai_platform_info {
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struct rsnd_dai_path_info playback;
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struct rsnd_dai_path_info capture;
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};
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/*
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* flags
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*
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* 0x0000000A
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*
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* A : generation
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*/
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#define RSND_GEN_MASK (0xF << 0)
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#define RSND_GEN1 (1 << 0) /* fixme */
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#define RSND_GEN2 (2 << 0) /* fixme */
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struct rcar_snd_info {
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u32 flags;
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struct rsnd_ssi_platform_info *ssi_info;
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int ssi_info_nr;
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struct rsnd_src_platform_info *src_info;
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int src_info_nr;
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struct rsnd_dvc_platform_info *dvc_info;
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int dvc_info_nr;
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struct rsnd_dai_platform_info *dai_info;
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int dai_info_nr;
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int (*start)(int id);
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int (*stop)(int id);
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};
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#endif
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