[PATCH v5] ASoC: rockchip: Add machine driver for RK3399 GRU Boards

// + Adam,

On 2016?06?16? 03:43, Steve Barber wrote:

On Mon, Jun 13, 2016 at 1:42 AM, Xing Zheng[off-list ref]  wrote:

quoted

+
+static int rockchip_sound_da7219_hw_params(struct snd_pcm_substream *substream,
+                            struct snd_pcm_hw_params *params)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+       struct snd_soc_dai *codec_dai = rtd->codec_dai;
+       struct snd_soc_dapm_context *dapm =&rtd->card->dapm;
+       int mclk, ret;
+
+       snd_soc_dapm_disable_pin(dapm, "Speakers");
+       snd_soc_dapm_disable_pin(dapm, "Int Mic");
+       snd_soc_dapm_enable_pin(dapm, "Headphones");
+       snd_soc_dapm_enable_pin(dapm, "Headset Mic");
+       snd_soc_dapm_sync(dapm);
+
+       /* in bypass mode, the mclk has to be one of the frequencies below */
+       switch (params_rate(params)) {
+       case 8000:
+       case 16000:
+       case 24000:
+       case 32000:
+       case 48000:
+       case 64000:
+       case 96000:
+               mclk = 12288000;
+               break;
+       case 11025:
+       case 22050:
+       case 44100:
+       case 88200:
+               mclk = 11289600;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
+                                    SND_SOC_CLOCK_OUT);
+       if (ret<  0) {
+               dev_err(codec_dai->dev, "Can't set cpu clock out %d\n", ret);
+               return ret;
+       }
+
+       ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
+                                    SND_SOC_CLOCK_IN);
+       if (ret<  0) {
+               dev_err(codec_dai->dev, "Can't set codec clock in %d\n", ret);
+               return ret;
+       }
+
+       ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 0, 0);
+       if (ret<  0) {
+               dev_err(codec_dai->dev, "Can't set pll sysclk mclk %d\n", ret);
+               return ret;
+       }
+
+       return 0;
+}
+
+static int rockchip_sound_da7219_init(struct snd_soc_pcm_runtime *rtd)
+{
+       struct snd_soc_codec *codec = rtd->codec_dais[0]->codec;
+       int ret;
+
+       /* Enable Headset and 4 Buttons Jack detection */
+       ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
+                                   SND_JACK_HEADSET |

Should this also include SND_JACK_LINEOUT? da7219 differentiates
between the two so not including lineout means, for example, we can
miss jack insertion/removal events.

Hi Adam,

Could you please confirm Steve says that about SND_JACK_LINEOUT?

Thanks.

-- 
- Xing Zheng