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933f98be60
The pointer to of_phandle_args passed to snd_soc_get_dai_name() and of_xlate_dai_name() implementations is not modified. Since it is being used only to translate passed OF node to a DAI name, it should not be modified, so mark it as const for correctness and safer code. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20210221153024.453583-1-krzk@kernel.org Signed-off-by: Mark Brown <broonie@kernel.org>
90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
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/*
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* Copyright (c) 2018 BayLibre, SAS.
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* Author: Jerome Brunet <jbrunet@baylibre.com>
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*/
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#ifndef _MESON_AIU_H
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#define _MESON_AIU_H
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struct clk;
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struct clk_bulk_data;
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struct device;
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struct of_phandle_args;
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struct snd_soc_dai;
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struct snd_soc_dai_ops;
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enum aiu_clk_ids {
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PCLK = 0,
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AOCLK,
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MCLK,
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MIXER
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};
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struct aiu_interface {
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struct clk_bulk_data *clks;
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unsigned int clk_num;
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int irq;
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};
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struct aiu_platform_data {
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bool has_acodec;
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bool has_clk_ctrl_more_i2s_div;
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};
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struct aiu {
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struct clk *pclk;
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struct clk *spdif_mclk;
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struct aiu_interface i2s;
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struct aiu_interface spdif;
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const struct aiu_platform_data *platform;
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};
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#define AIU_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
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SNDRV_PCM_FMTBIT_S20_LE | \
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SNDRV_PCM_FMTBIT_S24_LE)
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int aiu_of_xlate_dai_name(struct snd_soc_component *component,
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const struct of_phandle_args *args,
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const char **dai_name,
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unsigned int component_id);
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int aiu_hdmi_ctrl_register_component(struct device *dev);
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int aiu_acodec_ctrl_register_component(struct device *dev);
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int aiu_fifo_i2s_dai_probe(struct snd_soc_dai *dai);
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int aiu_fifo_spdif_dai_probe(struct snd_soc_dai *dai);
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extern const struct snd_soc_dai_ops aiu_fifo_i2s_dai_ops;
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extern const struct snd_soc_dai_ops aiu_fifo_spdif_dai_ops;
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extern const struct snd_soc_dai_ops aiu_encoder_i2s_dai_ops;
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extern const struct snd_soc_dai_ops aiu_encoder_spdif_dai_ops;
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#define AIU_IEC958_BPF 0x000
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#define AIU_958_MISC 0x010
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#define AIU_IEC958_DCU_FF_CTRL 0x01c
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#define AIU_958_CHSTAT_L0 0x020
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#define AIU_958_CHSTAT_L1 0x024
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#define AIU_958_CTRL 0x028
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#define AIU_I2S_SOURCE_DESC 0x034
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#define AIU_I2S_DAC_CFG 0x040
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#define AIU_I2S_SYNC 0x044
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#define AIU_I2S_MISC 0x048
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#define AIU_RST_SOFT 0x054
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#define AIU_CLK_CTRL 0x058
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#define AIU_CLK_CTRL_MORE 0x064
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#define AIU_CODEC_DAC_LRCLK_CTRL 0x0a0
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#define AIU_HDMI_CLK_DATA_CTRL 0x0a8
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#define AIU_ACODEC_CTRL 0x0b0
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#define AIU_958_CHSTAT_R0 0x0c0
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#define AIU_958_CHSTAT_R1 0x0c4
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#define AIU_MEM_I2S_START 0x180
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#define AIU_MEM_I2S_MASKS 0x18c
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#define AIU_MEM_I2S_CONTROL 0x190
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#define AIU_MEM_IEC958_START 0x194
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#define AIU_MEM_IEC958_CONTROL 0x1a4
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#define AIU_MEM_I2S_BUF_CNTL 0x1d8
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#define AIU_MEM_IEC958_BUF_CNTL 0x1fc
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#endif /* _MESON_AIU_H */
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