From: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com
KBL-R RVPs contain built-in rt298 codec which requires different PLL clock and .dai_fmt configuration than seen on other boards.
Signed-off-by: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com --- sound/soc/intel/avs/boards/rt298.c | 24 ++++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-)
diff --git a/sound/soc/intel/avs/boards/rt298.c b/sound/soc/intel/avs/boards/rt298.c index b28d36872dcb..58c9d9edecf0 100644 --- a/sound/soc/intel/avs/boards/rt298.c +++ b/sound/soc/intel/avs/boards/rt298.c @@ -6,6 +6,7 @@ // Amadeusz Slawinski amadeuszx.slawinski@linux.intel.com //
+#include <linux/dmi.h> #include <linux/module.h> #include <sound/jack.h> #include <sound/pcm.h> @@ -14,6 +15,16 @@ #include <sound/soc-acpi.h> #include "../../../codecs/rt298.h"
+static const struct dmi_system_id kblr_dmi_table[] = { + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Kabylake R DDR4 RVP"), + }, + }, + {} +}; + static const struct snd_kcontrol_new card_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Mic Jack"), @@ -96,9 +107,15 @@ avs_rt298_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_param { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + unsigned int clk_freq; int ret;
- ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL, 19200000, SND_SOC_CLOCK_IN); + if (dmi_first_match(kblr_dmi_table)) + clk_freq = 24000000; + else + clk_freq = 19200000; + + ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL, clk_freq, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(rtd->dev, "Set codec sysclk failed: %d\n", ret);
@@ -139,7 +156,10 @@ static int avs_create_dai_link(struct device *dev, const char *platform_name, in dl->platforms = platform; dl->num_platforms = 1; dl->id = 0; - dl->dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS; + if (dmi_first_match(kblr_dmi_table)) + dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS; + else + dl->dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS; dl->init = avs_rt298_codec_init; dl->be_hw_params_fixup = avs_rt298_be_fixup; dl->ops = &avs_rt298_ops;