diff options
Diffstat (limited to 'sound/soc/mediatek/mt8195/mt8195-afe-pcm.c')
| -rw-r--r-- | sound/soc/mediatek/mt8195/mt8195-afe-pcm.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c index e425f868476a..72b2c6d629b9 100644 --- a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c +++ b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c @@ -16,6 +16,7 @@ #include <linux/of_platform.h> #include <linux/of_reserved_mem.h> #include <linux/pm_runtime.h> +#include <linux/reset.h> #include "mt8195-afe-common.h" #include "mt8195-afe-clk.h" #include "mt8195-reg.h" @@ -2583,8 +2584,6 @@ static bool mt8195_is_volatile_reg(struct device *dev, unsigned int reg) case AFE_IRQ3_CON_MON: case AFE_IRQ_MCU_MON2: case ADSP_IRQ_STATUS: - case AFE_APLL_TUNER_CFG: - case AFE_APLL_TUNER_CFG1: case AUDIO_TOP_STA0: case AUDIO_TOP_STA1: case AFE_GAIN1_CUR: @@ -2623,7 +2622,6 @@ static bool mt8195_is_volatile_reg(struct device *dev, unsigned int reg) case SPDIFIN_USERCODE10: case SPDIFIN_USERCODE11: case SPDIFIN_USERCODE12: - case AFE_SPDIFIN_APLL_TUNER_CFG: case AFE_LINEIN_APLL_TUNER_MON: case AFE_EARC_APLL_TUNER_MON: case AFE_CM0_MON: @@ -3059,6 +3057,7 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev) struct mtk_base_afe *afe; struct mt8195_afe_private *afe_priv; struct device *dev = &pdev->dev; + struct reset_control *rstc; int i, irq_id, ret; struct snd_soc_component *component; @@ -3095,6 +3094,20 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev) return ret; } + /* reset controller to reset audio regs before regmap cache */ + rstc = devm_reset_control_get_exclusive(dev, "audiosys"); + if (IS_ERR(rstc)) { + ret = PTR_ERR(rstc); + dev_err(dev, "could not get audiosys reset:%d\n", ret); + return ret; + } + + ret = reset_control_reset(rstc); + if (ret) { + dev_err(dev, "failed to trigger audio reset:%d\n", ret); + return ret; + } + spin_lock_init(&afe_priv->afe_ctrl_lock); mutex_init(&afe->irq_alloc_lock); @@ -3125,10 +3138,8 @@ static int mt8195_afe_pcm_dev_probe(struct platform_device *pdev) /* request irq */ irq_id = platform_get_irq(pdev, 0); - if (irq_id < 0) { - dev_err(dev, "%s no irq found\n", dev->of_node->name); + if (irq_id < 0) return -ENXIO; - } ret = devm_request_irq(dev, irq_id, mt8195_afe_irq_handler, IRQF_TRIGGER_NONE, "asys-isr", (void *)afe); |