58 	struct axi_i2s *i2s = snd_soc_dai_get_drvdata(dai);  in axi_i2s_trigger()  local
81 	regmap_update_bits(i2s->regmap, AXI_I2S_REG_CTRL, mask, val);  in axi_i2s_trigger()
89 	struct axi_i2s *i2s = snd_soc_dai_get_drvdata(dai);  in axi_i2s_hw_params()  local
96 	bclk_div = DIV_ROUND_UP(clk_get_rate(i2s->clk_ref), bclk_rate) / 2 - 1;  in axi_i2s_hw_params()
98 	regmap_write(i2s->regmap, AXI_I2S_REG_CLK_CTRL, (word_size << 16) |  in axi_i2s_hw_params()
107 	struct axi_i2s *i2s = snd_soc_dai_get_drvdata(dai);  in axi_i2s_startup()  local
116 	regmap_write(i2s->regmap, AXI_I2S_REG_RESET, mask);  in axi_i2s_startup()
120 			   &i2s->rate_constraints);  in axi_i2s_startup()
124 	return clk_prepare_enable(i2s->clk_ref);  in axi_i2s_startup()
130 	struct axi_i2s *i2s = snd_soc_dai_get_drvdata(dai);  in axi_i2s_shutdown()  local
132 	clk_disable_unprepare(i2s->clk_ref);  in axi_i2s_shutdown()
137 	struct axi_i2s *i2s = snd_soc_dai_get_drvdata(dai);  in axi_i2s_dai_probe()  local
139 	snd_soc_dai_init_dma_data(dai, &i2s->playback_dma_data,  in axi_i2s_dai_probe()
140 		&i2s->capture_dma_data);  in axi_i2s_dai_probe()
184 	struct axi_i2s *i2s;  in axi_i2s_probe()  local
188 	i2s = devm_kzalloc(&pdev->dev, sizeof(*i2s), GFP_KERNEL);  in axi_i2s_probe()
189 	if (!i2s)  in axi_i2s_probe()
192 	platform_set_drvdata(pdev, i2s);  in axi_i2s_probe()
199 	i2s->regmap = devm_regmap_init_mmio(&pdev->dev, base,  in axi_i2s_probe()
201 	if (IS_ERR(i2s->regmap))  in axi_i2s_probe()
202 		return PTR_ERR(i2s->regmap);  in axi_i2s_probe()
204 	i2s->clk = devm_clk_get(&pdev->dev, "axi");  in axi_i2s_probe()
205 	if (IS_ERR(i2s->clk))  in axi_i2s_probe()
206 		return PTR_ERR(i2s->clk);  in axi_i2s_probe()
208 	i2s->clk_ref = devm_clk_get(&pdev->dev, "ref");  in axi_i2s_probe()
209 	if (IS_ERR(i2s->clk_ref))  in axi_i2s_probe()
210 		return PTR_ERR(i2s->clk_ref);  in axi_i2s_probe()
212 	ret = clk_prepare_enable(i2s->clk);  in axi_i2s_probe()
216 	i2s->playback_dma_data.addr = res->start + AXI_I2S_REG_TX_FIFO;  in axi_i2s_probe()
217 	i2s->playback_dma_data.addr_width = 4;  in axi_i2s_probe()
218 	i2s->playback_dma_data.maxburst = 1;  in axi_i2s_probe()
220 	i2s->capture_dma_data.addr = res->start + AXI_I2S_REG_RX_FIFO;  in axi_i2s_probe()
221 	i2s->capture_dma_data.addr_width = 4;  in axi_i2s_probe()
222 	i2s->capture_dma_data.maxburst = 1;  in axi_i2s_probe()
224 	i2s->ratnum.num = clk_get_rate(i2s->clk_ref) / 2 / AXI_I2S_BITS_PER_FRAME;  in axi_i2s_probe()
225 	i2s->ratnum.den_step = 1;  in axi_i2s_probe()
226 	i2s->ratnum.den_min = 1;  in axi_i2s_probe()
227 	i2s->ratnum.den_max = 64;  in axi_i2s_probe()
229 	i2s->rate_constraints.rats = &i2s->ratnum;  in axi_i2s_probe()
230 	i2s->rate_constraints.nrats = 1;  in axi_i2s_probe()
232 	regmap_write(i2s->regmap, AXI_I2S_REG_RESET, AXI_I2S_RESET_GLOBAL);  in axi_i2s_probe()
246 	clk_disable_unprepare(i2s->clk);  in axi_i2s_probe()
252 	struct axi_i2s *i2s = platform_get_drvdata(pdev);  in axi_i2s_dev_remove()  local
254 	clk_disable_unprepare(i2s->clk);  in axi_i2s_dev_remove()