diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0185-ASoC-mediatek-modify-MT2701-AFE-driver-to-adapt-mfd-.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0185-ASoC-mediatek-modify-MT2701-AFE-driver-to-adapt-mfd-.patch | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0185-ASoC-mediatek-modify-MT2701-AFE-driver-to-adapt-mfd-.patch b/target/linux/mediatek/patches-4.14/0185-ASoC-mediatek-modify-MT2701-AFE-driver-to-adapt-mfd-.patch new file mode 100644 index 0000000000..fe5f9d398e --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0185-ASoC-mediatek-modify-MT2701-AFE-driver-to-adapt-mfd-.patch @@ -0,0 +1,135 @@ +From 310ca2954c7cce10d716001ff869bc255494e3df 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 185/224] 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 +-- +2.11.0 + |