diff options
| -rw-r--r-- | sound/soc/intel/boards/bytcr_rt5640.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index 42c7bd20f54d..c4a3c5778b38 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -24,6 +24,8 @@ #include <linux/device.h> #include <linux/dmi.h> #include <linux/slab.h> +#include <asm/cpu_device_id.h> +#include <asm/platform_sst_audio.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -31,6 +33,7 @@ #include "../../codecs/rt5640.h" #include "../atom/sst-atom-controls.h" #include "../common/sst-acpi.h" +#include "../common/sst-dsp.h" enum { BYT_RT5640_DMIC1_MAP, @@ -189,7 +192,8 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { }, .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | BYT_RT5640_MONO_SPEAKER | - BYT_RT5640_DIFF_MIC + BYT_RT5640_DIFF_MIC | + BYT_RT5640_SSP0_AIF2 ), }, { @@ -464,6 +468,18 @@ static char byt_rt5640_codec_name[16]; /* i2c-<HID>:00 with HID being 8 chars */ static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ +static bool is_valleyview(void) +{ + static const struct x86_cpu_id cpu_ids[] __initconst = { + { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ + {} + }; + + if (!x86_match_cpu(cpu_ids)) + return false; + return true; +} + static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) { int ret_val = 0; @@ -494,6 +510,20 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name; } + /* + * swap SSP0 if bytcr is detected + * (will be overridden if DMI quirk is detected) + */ + if (is_valleyview()) { + struct sst_platform_info *p_info = mach->pdata; + const struct sst_res_info *res_info = p_info->res_info; + + /* TODO: use CHAN package info from BIOS to detect AIF1/AIF2 */ + if (res_info->acpi_ipc_irq_index == 0) { + byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; + } + } + /* check quirks before creating card */ dmi_check_system(byt_rt5640_quirk_table); |
