The patch
ASoC: mediatek: modify MT2701 AFE driver to adapt mfd device
has been applied to the asoc tree at
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted.
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Thanks, Mark
From dfa3cbb83e099d5ef9809b67ea3bff3a39dc2f06 Mon Sep 17 00:00:00 2001
From: Ryder Lee ryder.lee@mediatek.com Date: Thu, 4 Jan 2018 15:44:08 +0800 Subject: [PATCH] ASoC: mediatek: modify MT2701 AFE driver to adapt mfd device
As the new MFD parent is in place, modify MT2701 AFE driver to adapt it.
Signed-off-by: Ryder Lee ryder.lee@mediatek.com Signed-off-by: Mark Brown broonie@kernel.org --- sound/soc/mediatek/mt2701/mt2701-afe-pcm.c | 45 +++++++++++++----------------- sound/soc/mediatek/mt2701/mt2701-reg.h | 1 - 2 files changed, 20 insertions(+), 26 deletions(-)
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c index 0edadca12a5e..f0cd08fa5c5d 100644 --- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c +++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c @@ -17,6 +17,7 @@
#include <linux/delay.h> #include <linux/module.h> +#include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/pm_runtime.h> @@ -1368,14 +1369,6 @@ static const struct mt2701_i2s_data mt2701_i2s_data[MT2701_I2S_NUM][2] = { }, };
-static const struct regmap_config mt2701_afe_regmap_config = { - .reg_bits = 32, - .reg_stride = 4, - .val_bits = 32, - .max_register = AFE_END_ADDR, - .cache_type = REGCACHE_NONE, -}; - static irqreturn_t mt2701_asys_isr(int irq_id, void *dev) { int id; @@ -1414,9 +1407,9 @@ static int mt2701_afe_runtime_resume(struct device *dev)
static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) { + struct snd_soc_component *component; struct mtk_base_afe *afe; struct mt2701_afe_private *afe_priv; - struct resource *res; struct device *dev; int i, irq_id, ret;
@@ -1446,17 +1439,11 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) return ret; }
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - - afe->base_addr = devm_ioremap_resource(&pdev->dev, res); - - if (IS_ERR(afe->base_addr)) - return PTR_ERR(afe->base_addr); - - afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr, - &mt2701_afe_regmap_config); - if (IS_ERR(afe->regmap)) - return PTR_ERR(afe->regmap); + afe->regmap = syscon_node_to_regmap(dev->parent->of_node); + if (!afe->regmap) { + dev_err(dev, "could not get regmap from parent\n"); + return -ENODEV; + }
mutex_init(&afe->irq_alloc_lock);
@@ -1490,6 +1477,12 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) = &mt2701_i2s_data[i][I2S_IN]; }
+ component = kzalloc(sizeof(*component), GFP_KERNEL); + if (!component) + return -ENOMEM; + + component->regmap = afe->regmap; + afe->mtk_afe_hardware = &mt2701_afe_hardware; afe->memif_fs = mt2701_memif_fs; afe->irq_fs = mt2701_irq_fs; @@ -1502,7 +1495,7 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) ret = mt2701_init_clock(afe); if (ret) { dev_err(dev, "init clock error\n"); - return ret; + goto err_init_clock; }
platform_set_drvdata(pdev, afe); @@ -1521,10 +1514,10 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) goto err_platform; }
- ret = snd_soc_register_component(&pdev->dev, - &mt2701_afe_pcm_dai_component, - mt2701_afe_pcm_dais, - ARRAY_SIZE(mt2701_afe_pcm_dais)); + ret = snd_soc_add_component(dev, component, + &mt2701_afe_pcm_dai_component, + mt2701_afe_pcm_dais, + ARRAY_SIZE(mt2701_afe_pcm_dais)); if (ret) { dev_warn(dev, "err_dai_component\n"); goto err_dai_component; @@ -1538,6 +1531,8 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) pm_runtime_put_sync(dev); err_pm_disable: pm_runtime_disable(dev); +err_init_clock: + kfree(component);
return ret; } diff --git a/sound/soc/mediatek/mt2701/mt2701-reg.h b/sound/soc/mediatek/mt2701/mt2701-reg.h index f17c76f37b5f..18e676974f22 100644 --- a/sound/soc/mediatek/mt2701/mt2701-reg.h +++ b/sound/soc/mediatek/mt2701/mt2701-reg.h @@ -145,5 +145,4 @@ #define ASYS_I2S_CON_WIDE_MODE_SET(x) ((x) << 1) #define ASYS_I2S_IN_PHASE_FIX (0x1 << 31)
-#define AFE_END_ADDR 0x15e0 #endif