342 	struct snd_soc_codec *codec = codec_dai->codec;  in wm8940_set_dai_fmt()  local
343 	u16 iface = snd_soc_read(codec, WM8940_IFACE) & 0xFE67;  in wm8940_set_dai_fmt()
344 	u16 clk = snd_soc_read(codec, WM8940_CLOCK) & 0x1fe;  in wm8940_set_dai_fmt()
355 	snd_soc_write(codec, WM8940_CLOCK, clk);  in wm8940_set_dai_fmt()
388 	snd_soc_write(codec, WM8940_IFACE, iface);  in wm8940_set_dai_fmt()
397 	struct snd_soc_codec *codec = dai->codec;  in wm8940_i2s_hw_params()  local
398 	u16 iface = snd_soc_read(codec, WM8940_IFACE) & 0xFD9F;  in wm8940_i2s_hw_params()
399 	u16 addcntrl = snd_soc_read(codec, WM8940_ADDCNTRL) & 0xFFF1;  in wm8940_i2s_hw_params()
400 	u16 companding =  snd_soc_read(codec,  in wm8940_i2s_hw_params()
429 	ret = snd_soc_write(codec, WM8940_ADDCNTRL, addcntrl);  in wm8940_i2s_hw_params()
449 	ret = snd_soc_write(codec, WM8940_COMPANDINGCTL, companding);  in wm8940_i2s_hw_params()
452 	ret = snd_soc_write(codec, WM8940_IFACE, iface);  in wm8940_i2s_hw_params()
460 	struct snd_soc_codec *codec = dai->codec;  in wm8940_mute()  local
461 	u16 mute_reg = snd_soc_read(codec, WM8940_DAC) & 0xffbf;  in wm8940_mute()
466 	return snd_soc_write(codec, WM8940_DAC, mute_reg);  in wm8940_mute()
469 static int wm8940_set_bias_level(struct snd_soc_codec *codec,  in wm8940_set_bias_level()  argument
472 	struct wm8940_priv *wm8940 = snd_soc_codec_get_drvdata(codec);  in wm8940_set_bias_level()
474 	u16 pwr_reg = snd_soc_read(codec, WM8940_POWER1) & 0x1F0;  in wm8940_set_bias_level()
482 		val = snd_soc_read(codec, WM8940_OUTPUTCTL);  in wm8940_set_bias_level()
483 		ret = snd_soc_write(codec, WM8940_OUTPUTCTL, val | 0x2);  in wm8940_set_bias_level()
487 		ret = snd_soc_write(codec, WM8940_POWER1, pwr_reg | 0x1);  in wm8940_set_bias_level()
492 		ret = snd_soc_write(codec, WM8940_POWER1, pwr_reg | 0x1);  in wm8940_set_bias_level()
495 		if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {  in wm8940_set_bias_level()
498 				dev_err(codec->dev, "Failed to sync cache: %d\n", ret);  in wm8940_set_bias_level()
506 		ret = snd_soc_write(codec, WM8940_POWER1, pwr_reg | 0x2);  in wm8940_set_bias_level()
509 		ret = snd_soc_write(codec, WM8940_POWER1, pwr_reg);  in wm8940_set_bias_level()
579 	struct snd_soc_codec *codec = codec_dai->codec;  in wm8940_set_dai_pll()  local
583 	reg = snd_soc_read(codec, WM8940_POWER1);  in wm8940_set_dai_pll()
584 	snd_soc_write(codec, WM8940_POWER1, reg & 0x1df);  in wm8940_set_dai_pll()
588 		reg = snd_soc_read(codec, WM8940_CLOCK);  in wm8940_set_dai_pll()
589 		snd_soc_write(codec, WM8940_CLOCK, reg & 0x0ff);  in wm8940_set_dai_pll()
591 		snd_soc_write(codec, WM8940_PLLN, (1 << 7));  in wm8940_set_dai_pll()
598 		snd_soc_write(codec, WM8940_PLLN,  in wm8940_set_dai_pll()
601 		snd_soc_write(codec, WM8940_PLLN,  in wm8940_set_dai_pll()
603 	snd_soc_write(codec, WM8940_PLLK1, pll_div.k >> 18);  in wm8940_set_dai_pll()
604 	snd_soc_write(codec, WM8940_PLLK2, (pll_div.k >> 9) & 0x1ff);  in wm8940_set_dai_pll()
605 	snd_soc_write(codec, WM8940_PLLK3, pll_div.k & 0x1ff);  in wm8940_set_dai_pll()
607 	reg = snd_soc_read(codec, WM8940_POWER1);  in wm8940_set_dai_pll()
608 	snd_soc_write(codec, WM8940_POWER1, reg | 0x020);  in wm8940_set_dai_pll()
611 	reg = snd_soc_read(codec, WM8940_CLOCK);  in wm8940_set_dai_pll()
612 	snd_soc_write(codec, WM8940_CLOCK, reg | 0x100);  in wm8940_set_dai_pll()
620 	struct snd_soc_codec *codec = codec_dai->codec;  in wm8940_set_dai_sysclk()  local
621 	struct wm8940_priv *wm8940 = snd_soc_codec_get_drvdata(codec);  in wm8940_set_dai_sysclk()
638 	struct snd_soc_codec *codec = codec_dai->codec;  in wm8940_set_dai_clkdiv()  local
644 		reg = snd_soc_read(codec, WM8940_CLOCK) & 0xFFE3;  in wm8940_set_dai_clkdiv()
645 		ret = snd_soc_write(codec, WM8940_CLOCK, reg | (div << 2));  in wm8940_set_dai_clkdiv()
648 		reg = snd_soc_read(codec, WM8940_CLOCK) & 0xFF1F;  in wm8940_set_dai_clkdiv()
649 		ret = snd_soc_write(codec, WM8940_CLOCK, reg | (div << 5));  in wm8940_set_dai_clkdiv()
652 		reg = snd_soc_read(codec, WM8940_GPIO) & 0xFFCF;  in wm8940_set_dai_clkdiv()
653 		ret = snd_soc_write(codec, WM8940_GPIO, reg | (div << 4));  in wm8940_set_dai_clkdiv()
696 static int wm8940_probe(struct snd_soc_codec *codec)  in wm8940_probe()  argument
698 	struct wm8940_setup_data *pdata = codec->dev->platform_data;  in wm8940_probe()
702 	ret = wm8940_reset(codec);  in wm8940_probe()
704 		dev_err(codec->dev, "Failed to issue reset\n");  in wm8940_probe()
708 	snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);  in wm8940_probe()
710 	ret = snd_soc_write(codec, WM8940_POWER1, 0x180);  in wm8940_probe()
715 		dev_warn(codec->dev, "No platform data supplied\n");  in wm8940_probe()
717 		reg = snd_soc_read(codec, WM8940_OUTPUTCTL);  in wm8940_probe()
718 		ret = snd_soc_write(codec, WM8940_OUTPUTCTL, reg | pdata->vroi);  in wm8940_probe()