341 	struct snd_soc_component *component = codec_dai->component;  in wm8940_set_dai_fmt()  local
342 	u16 iface = snd_soc_component_read(component, WM8940_IFACE) & 0xFE67;  in wm8940_set_dai_fmt()
343 	u16 clk = snd_soc_component_read(component, WM8940_CLOCK) & 0x1fe;  in wm8940_set_dai_fmt()
354 	snd_soc_component_write(component, WM8940_CLOCK, clk);  in wm8940_set_dai_fmt()
387 	snd_soc_component_write(component, WM8940_IFACE, iface);  in wm8940_set_dai_fmt()
397 	struct snd_soc_component *component = dai->component;  in wm8940_i2s_hw_params()  local
398 	struct wm8940_priv *priv = snd_soc_component_get_drvdata(component);  in wm8940_i2s_hw_params()
399 	u16 iface = snd_soc_component_read(component, WM8940_IFACE) & 0xFD9F;  in wm8940_i2s_hw_params()
400 	u16 addcntrl = snd_soc_component_read(component, WM8940_ADDCNTRL) & 0xFFF1;  in wm8940_i2s_hw_params()
401 	u16 companding =  snd_soc_component_read(component,  in wm8940_i2s_hw_params()
435 	ret = snd_soc_component_write(component, WM8940_ADDCNTRL, addcntrl);  in wm8940_i2s_hw_params()
455 	ret = snd_soc_component_write(component, WM8940_COMPANDINGCTL, companding);  in wm8940_i2s_hw_params()
458 	ret = snd_soc_component_write(component, WM8940_IFACE, iface);  in wm8940_i2s_hw_params()
466 	struct snd_soc_component *component = dai->component;  in wm8940_mute()  local
467 	u16 mute_reg = snd_soc_component_read(component, WM8940_DAC) & 0xffbf;  in wm8940_mute()
472 	return snd_soc_component_write(component, WM8940_DAC, mute_reg);  in wm8940_mute()
475 static int wm8940_set_bias_level(struct snd_soc_component *component,  in wm8940_set_bias_level()  argument
478 	struct wm8940_priv *wm8940 = snd_soc_component_get_drvdata(component);  in wm8940_set_bias_level()
480 	u16 pwr_reg = snd_soc_component_read(component, WM8940_POWER1) & 0x1F0;  in wm8940_set_bias_level()
488 		val = snd_soc_component_read(component, WM8940_OUTPUTCTL);  in wm8940_set_bias_level()
489 		ret = snd_soc_component_write(component, WM8940_OUTPUTCTL, val | 0x2);  in wm8940_set_bias_level()
493 		ret = snd_soc_component_write(component, WM8940_POWER1, pwr_reg | 0x1);  in wm8940_set_bias_level()
498 		ret = snd_soc_component_write(component, WM8940_POWER1, pwr_reg | 0x1);  in wm8940_set_bias_level()
501 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {  in wm8940_set_bias_level()
504 				dev_err(component->dev, "Failed to sync cache: %d\n", ret);  in wm8940_set_bias_level()
512 		ret = snd_soc_component_write(component, WM8940_POWER1, pwr_reg | 0x2);  in wm8940_set_bias_level()
515 		ret = snd_soc_component_write(component, WM8940_POWER1, pwr_reg);  in wm8940_set_bias_level()
585 	struct snd_soc_component *component = codec_dai->component;  in wm8940_set_dai_pll()  local
589 	reg = snd_soc_component_read(component, WM8940_POWER1);  in wm8940_set_dai_pll()
590 	snd_soc_component_write(component, WM8940_POWER1, reg & 0x1df);  in wm8940_set_dai_pll()
594 		reg = snd_soc_component_read(component, WM8940_CLOCK);  in wm8940_set_dai_pll()
595 		snd_soc_component_write(component, WM8940_CLOCK, reg & 0x0ff);  in wm8940_set_dai_pll()
597 		snd_soc_component_write(component, WM8940_PLLN, (1 << 7));  in wm8940_set_dai_pll()
604 		snd_soc_component_write(component, WM8940_PLLN,  in wm8940_set_dai_pll()
607 		snd_soc_component_write(component, WM8940_PLLN,  in wm8940_set_dai_pll()
609 	snd_soc_component_write(component, WM8940_PLLK1, pll_div.k >> 18);  in wm8940_set_dai_pll()
610 	snd_soc_component_write(component, WM8940_PLLK2, (pll_div.k >> 9) & 0x1ff);  in wm8940_set_dai_pll()
611 	snd_soc_component_write(component, WM8940_PLLK3, pll_div.k & 0x1ff);  in wm8940_set_dai_pll()
613 	reg = snd_soc_component_read(component, WM8940_POWER1);  in wm8940_set_dai_pll()
614 	snd_soc_component_write(component, WM8940_POWER1, reg | 0x020);  in wm8940_set_dai_pll()
617 	reg = snd_soc_component_read(component, WM8940_CLOCK);  in wm8940_set_dai_pll()
618 	snd_soc_component_write(component, WM8940_CLOCK, reg | 0x100);  in wm8940_set_dai_pll()
626 	struct snd_soc_component *component = codec_dai->component;  in wm8940_set_dai_clkdiv()  local
632 		reg = snd_soc_component_read(component, WM8940_CLOCK) & 0xFFE3;  in wm8940_set_dai_clkdiv()
633 		ret = snd_soc_component_write(component, WM8940_CLOCK, reg | (div << 2));  in wm8940_set_dai_clkdiv()
636 		reg = snd_soc_component_read(component, WM8940_CLOCK) & 0xFF1F;  in wm8940_set_dai_clkdiv()
637 		ret = snd_soc_component_write(component, WM8940_CLOCK, reg | (div << 5));  in wm8940_set_dai_clkdiv()
640 		reg = snd_soc_component_read(component, WM8940_GPIO) & 0xFFCF;  in wm8940_set_dai_clkdiv()
641 		ret = snd_soc_component_write(component, WM8940_GPIO, reg | (div << 4));  in wm8940_set_dai_clkdiv()
681 	struct snd_soc_component *codec = dai->component;  in wm8940_update_clocks()
708 	struct snd_soc_component *codec = dai->component;  in wm8940_set_dai_sysclk()
757 static int wm8940_probe(struct snd_soc_component *component)  in wm8940_probe()  argument
759 	struct wm8940_setup_data *pdata = component->dev->platform_data;  in wm8940_probe()
768 	reg = snd_soc_component_read(component, WM8940_SOFTRESET);  in wm8940_probe()
770 		dev_err(component->dev, "Wrong wm8940 chip ID: 0x%x\n", reg);  in wm8940_probe()
774 	ret = wm8940_reset(component);  in wm8940_probe()
776 		dev_err(component->dev, "Failed to issue reset\n");  in wm8940_probe()
780 	snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);  in wm8940_probe()
782 	ret = snd_soc_component_write(component, WM8940_POWER1, 0x180);  in wm8940_probe()
787 		reg = snd_soc_component_read(component, WM8940_OUTPUTCTL);  in wm8940_probe()
788 		ret = snd_soc_component_write(component, WM8940_OUTPUTCTL, reg | pdata->vroi);  in wm8940_probe()