diff options
Diffstat (limited to 'target/linux/ramips/patches-3.14/0055-asoc-add-mt7620-support.patch')
| -rw-r--r-- | target/linux/ramips/patches-3.14/0055-asoc-add-mt7620-support.patch | 789 |
1 files changed, 0 insertions, 789 deletions
diff --git a/target/linux/ramips/patches-3.14/0055-asoc-add-mt7620-support.patch b/target/linux/ramips/patches-3.14/0055-asoc-add-mt7620-support.patch deleted file mode 100644 index 645db0f168..0000000000 --- a/target/linux/ramips/patches-3.14/0055-asoc-add-mt7620-support.patch +++ /dev/null @@ -1,789 +0,0 @@ -From 241188942603dc73f62cf2553c53cae2235c9957 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Sun, 27 Jul 2014 09:31:47 +0100 -Subject: [PATCH 55/57] asoc: add mt7620 support - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - arch/mips/ralink/of.c | 2 + - sound/soc/Kconfig | 1 + - sound/soc/Makefile | 1 + - sound/soc/ralink/Kconfig | 15 ++ - sound/soc/ralink/Makefile | 11 + - sound/soc/ralink/mt7620-i2s.c | 466 ++++++++++++++++++++++++++++++++++++++ - sound/soc/ralink/mt7620-wm8960.c | 125 ++++++++++ - sound/soc/soc-io.c | 10 - - 8 files changed, 621 insertions(+), 10 deletions(-) - create mode 100644 sound/soc/ralink/Kconfig - create mode 100644 sound/soc/ralink/Makefile - create mode 100644 sound/soc/ralink/mt7620-i2s.c - create mode 100644 sound/soc/ralink/mt7620-wm8960.c - ---- a/arch/mips/ralink/of.c -+++ b/arch/mips/ralink/of.c -@@ -15,6 +15,7 @@ - #include <linux/of_fdt.h> - #include <linux/kernel.h> - #include <linux/bootmem.h> -+#include <linux/module.h> - #include <linux/of_platform.h> - #include <linux/of_address.h> - -@@ -26,6 +27,7 @@ - #include "common.h" - - __iomem void *rt_sysc_membase; -+EXPORT_SYMBOL(rt_sysc_membase); - __iomem void *rt_memc_membase; - - extern struct boot_param_header __dtb_start; ---- a/sound/soc/Kconfig -+++ b/sound/soc/Kconfig -@@ -47,6 +47,7 @@ source "sound/soc/kirkwood/Kconfig" - source "sound/soc/intel/Kconfig" - source "sound/soc/mxs/Kconfig" - source "sound/soc/pxa/Kconfig" -+source "sound/soc/ralink/Kconfig" - source "sound/soc/samsung/Kconfig" - source "sound/soc/s6000/Kconfig" - source "sound/soc/sh/Kconfig" ---- a/sound/soc/Makefile -+++ b/sound/soc/Makefile -@@ -24,6 +24,7 @@ obj-$(CONFIG_SND_SOC) += nuc900/ - obj-$(CONFIG_SND_SOC) += omap/ - obj-$(CONFIG_SND_SOC) += kirkwood/ - obj-$(CONFIG_SND_SOC) += pxa/ -+obj-$(CONFIG_SND_SOC) += ralink/ - obj-$(CONFIG_SND_SOC) += samsung/ - obj-$(CONFIG_SND_SOC) += s6000/ - obj-$(CONFIG_SND_SOC) += sh/ ---- /dev/null -+++ b/sound/soc/ralink/Kconfig -@@ -0,0 +1,15 @@ -+config SND_MT7620_SOC_I2S -+ depends on SOC_MT7620 && SND_SOC -+ select SND_SOC_GENERIC_DMAENGINE_PCM -+ tristate "SoC Audio (I2S protocol) for Ralink MT7620 SoC" -+ help -+ Say Y if you want to use I2S protocol and I2S codec on Ingenic MT7620 -+ based boards. -+ -+config SND_MT7620_SOC_WM8960 -+ tristate "SoC Audio support for Ralink WM8960" -+ select SND_MT7620_SOC_I2S -+ select SND_SOC_WM8960 -+ help -+ Say Y if you want to add support for ASoC audio on the Qi LB60 board -+ a.k.a Qi Ben NanoNote. ---- /dev/null -+++ b/sound/soc/ralink/Makefile -@@ -0,0 +1,11 @@ -+# -+# Jz4740 Platform Support -+# -+snd-soc-mt7620-i2s-objs := mt7620-i2s.o -+ -+obj-$(CONFIG_SND_MT7620_SOC_I2S) += snd-soc-mt7620-i2s.o -+ -+# Jz4740 Machine Support -+snd-soc-mt7620-wm8960-objs := mt7620-wm8960.o -+ -+obj-$(CONFIG_SND_MT7620_SOC_WM8960) += snd-soc-mt7620-wm8960.o ---- /dev/null -+++ b/sound/soc/ralink/mt7620-i2s.c -@@ -0,0 +1,436 @@ -+/* -+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the -+ * Free Software Foundation; either version 2 of the License, or (at your -+ * option) any later version. -+ * -+ * You should have received a copy of the GNU General Public License along -+ * with this program; if not, write to the Free Software Foundation, Inc., -+ * 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#include <linux/init.h> -+#include <linux/io.h> -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/platform_device.h> -+#include <linux/slab.h> -+ -+#include <linux/delay.h> -+ -+#include <linux/dma-mapping.h> -+ -+#include <sound/core.h> -+#include <sound/pcm.h> -+#include <sound/pcm_params.h> -+#include <sound/soc.h> -+#include <sound/initval.h> -+#include <sound/dmaengine_pcm.h> -+ -+#include <ralink_regs.h> -+ -+#define I2S_REG_CFG0 0x00 -+#define I2S_REG_CFG0_EN BIT(31) -+#define I2S_REG_CFG0_DMA_EN BIT(30) -+#define I2S_REG_CFG0_BYTE_SWAP BIT(28) -+#define I2S_REG_CFG0_TX_EN BIT(24) -+#define I2S_REG_CFG0_RX_EN BIT(20) -+#define I2S_REG_CFG0_SLAVE BIT(16) -+#define I2S_REG_CFG0_RX_THRES 12 -+#define I2S_REG_CFG0_TX_THRES 4 -+#define I2S_REG_CFG0_DFT_THRES (4 << I2S_REG_CFG0_RX_THRES) | \ -+ (4 << I2S_REG_CFG0_TX_THRES) -+ -+#define I2S_REG_INT_STATUS 0x04 -+#define I2S_REG_INT_EN 0x08 -+#define I2S_REG_FF_STATUS 0x0c -+#define I2S_REG_WREG 0x10 -+#define I2S_REG_RREG 0x14 -+#define I2S_REG_CFG1 0x18 -+ -+#define I2S_REG_DIVCMP 0x20 -+#define I2S_REG_DIVINT 0x24 -+#define I2S_REG_CLK_EN BIT(31) -+ -+struct mt7620_i2s { -+ struct resource *mem; -+ void __iomem *base; -+ dma_addr_t phys_base; -+ -+ struct snd_dmaengine_dai_dma_data playback_dma_data; -+ struct snd_dmaengine_dai_dma_data capture_dma_data; -+}; -+ -+static inline uint32_t mt7620_i2s_read(const struct mt7620_i2s *i2s, -+ unsigned int reg) -+{ -+ return readl(i2s->base + reg); -+} -+ -+static inline void mt7620_i2s_write(const struct mt7620_i2s *i2s, -+ unsigned int reg, uint32_t value) -+{ -+ //printk("i2s --> %p = 0x%08X\n", i2s->base + reg, value); -+ writel(value, i2s->base + reg); -+} -+ -+static int mt7620_i2s_startup(struct snd_pcm_substream *substream, -+ struct snd_soc_dai *dai) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ uint32_t cfg; -+ -+ if (dai->active) -+ return 0; -+ -+ cfg = mt7620_i2s_read(i2s, I2S_REG_CFG0); -+ cfg |= I2S_REG_CFG0_EN; -+ mt7620_i2s_write(i2s, I2S_REG_CFG0, cfg); -+ -+ return 0; -+} -+ -+static void mt7620_i2s_shutdown(struct snd_pcm_substream *substream, -+ struct snd_soc_dai *dai) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ uint32_t cfg; -+ -+ if (dai->active) -+ return; -+ -+ cfg = mt7620_i2s_read(i2s, I2S_REG_CFG0); -+ cfg &= ~I2S_REG_CFG0_EN; -+ mt7620_i2s_write(i2s, I2S_REG_CFG0, cfg); -+} -+ -+static int mt7620_i2s_trigger(struct snd_pcm_substream *substream, int cmd, -+ struct snd_soc_dai *dai) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ -+ uint32_t cfg; -+ uint32_t mask; -+ -+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) -+ mask = I2S_REG_CFG0_TX_EN; -+ else -+ mask = I2S_REG_CFG0_RX_EN; -+ -+ cfg = mt7620_i2s_read(i2s, I2S_REG_CFG0); -+ -+ switch (cmd) { -+ case SNDRV_PCM_TRIGGER_START: -+ case SNDRV_PCM_TRIGGER_RESUME: -+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: -+ cfg |= mask; -+ break; -+ case SNDRV_PCM_TRIGGER_STOP: -+ case SNDRV_PCM_TRIGGER_SUSPEND: -+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH: -+ cfg &= ~mask; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ if (cfg & (I2S_REG_CFG0_TX_EN | I2S_REG_CFG0_RX_EN)) -+ cfg |= I2S_REG_CFG0_DMA_EN; -+ else -+ cfg &= ~I2S_REG_CFG0_DMA_EN; -+ -+ mt7620_i2s_write(i2s, I2S_REG_CFG0, cfg); -+ -+ return 0; -+} -+ -+static int mt7620_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ uint32_t cfg; -+ -+ cfg = mt7620_i2s_read(i2s, I2S_REG_CFG0); -+ -+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { -+ case SND_SOC_DAIFMT_CBS_CFS: -+ cfg |= I2S_REG_CFG0_SLAVE; -+ break; -+ case SND_SOC_DAIFMT_CBM_CFM: -+ cfg &= ~I2S_REG_CFG0_SLAVE; -+ break; -+ case SND_SOC_DAIFMT_CBM_CFS: -+ default: -+ return -EINVAL; -+ } -+ -+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { -+ case SND_SOC_DAIFMT_I2S: -+ case SND_SOC_DAIFMT_MSB: -+ cfg &= ~I2S_REG_CFG0_BYTE_SWAP; -+ break; -+ case SND_SOC_DAIFMT_LSB: -+ cfg |= I2S_REG_CFG0_BYTE_SWAP; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) { -+ case SND_SOC_DAIFMT_NB_NF: -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ mt7620_i2s_write(i2s, I2S_REG_CFG0, cfg); -+ -+ return 0; -+} -+ -+static int mt7620_i2s_hw_params(struct snd_pcm_substream *substream, -+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) -+{ -+ -+ return 0; -+} -+ -+unsigned long i2sMaster_inclk_int[11] = { -+ 78, 56, 52, 39, 28, 26, 19, 14, 13, 9, 6}; -+unsigned long i2sMaster_inclk_comp[11] = { -+ 64, 352, 42, 32, 176, 21, 272, 88, 10, 455, 261}; -+ -+ -+static int mt7620_i2s_set_sysclk(struct snd_soc_dai *dai, int clk_id, -+ unsigned int freq, int dir) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ -+ printk("Internal REFCLK with fractional division\n"); -+ -+ mt7620_i2s_write(i2s, I2S_REG_DIVINT, i2sMaster_inclk_int[7]); -+ mt7620_i2s_write(i2s, I2S_REG_DIVCMP, -+ i2sMaster_inclk_comp[7] | I2S_REG_CLK_EN); -+ -+/* struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ struct clk *parent; -+ int ret = 0; -+ -+ switch (clk_id) { -+ case JZ4740_I2S_CLKSRC_EXT: -+ parent = clk_get(NULL, "ext"); -+ clk_set_parent(i2s->clk_i2s, parent); -+ break; -+ case JZ4740_I2S_CLKSRC_PLL: -+ parent = clk_get(NULL, "pll half"); -+ clk_set_parent(i2s->clk_i2s, parent); -+ ret = clk_set_rate(i2s->clk_i2s, freq); -+ break; -+ default: -+ return -EINVAL; -+ } -+ clk_put(parent); -+ -+ return ret;*/ -+ return 0; -+} -+ -+static void mt7620_i2c_init_pcm_config(struct mt7620_i2s *i2s) -+{ -+ struct snd_dmaengine_dai_dma_data *dma_data; -+ -+ /* Playback */ -+ dma_data = &i2s->playback_dma_data; -+ dma_data->maxburst = 16; -+ dma_data->slave_id = 2; //JZ4740_DMA_TYPE_AIC_TRANSMIT; -+ dma_data->addr = i2s->phys_base + I2S_REG_WREG; -+ -+ /* Capture */ -+ dma_data = &i2s->capture_dma_data; -+ dma_data->maxburst = 16; -+ dma_data->slave_id = 3; //JZ4740_DMA_TYPE_AIC_RECEIVE; -+ dma_data->addr = i2s->phys_base + I2S_REG_RREG; -+} -+ -+static int mt7620_i2s_dai_probe(struct snd_soc_dai *dai) -+{ -+ struct mt7620_i2s *i2s = snd_soc_dai_get_drvdata(dai); -+ uint32_t data; -+ -+ mt7620_i2c_init_pcm_config(i2s); -+ dai->playback_dma_data = &i2s->playback_dma_data; -+ dai->capture_dma_data = &i2s->capture_dma_data; -+ -+ /* set share pins to i2s/gpio mode and i2c mode */ -+ data = rt_sysc_r32(0x60); -+ data &= 0xFFFFFFE2; -+ data |= 0x00000018; -+ rt_sysc_w32(data, 0x60); -+ -+ printk("Internal REFCLK with fractional division\n"); -+ -+ mt7620_i2s_write(i2s, I2S_REG_CFG0, I2S_REG_CFG0_DFT_THRES); -+ mt7620_i2s_write(i2s, I2S_REG_CFG1, 0); -+ mt7620_i2s_write(i2s, I2S_REG_INT_EN, 0); -+ -+ mt7620_i2s_write(i2s, I2S_REG_DIVINT, i2sMaster_inclk_int[7]); -+ mt7620_i2s_write(i2s, I2S_REG_DIVCMP, -+ i2sMaster_inclk_comp[7] | I2S_REG_CLK_EN); -+ -+ return 0; -+} -+ -+static int mt7620_i2s_dai_remove(struct snd_soc_dai *dai) -+{ -+ return 0; -+} -+ -+static const struct snd_soc_dai_ops mt7620_i2s_dai_ops = { -+ .startup = mt7620_i2s_startup, -+ .shutdown = mt7620_i2s_shutdown, -+ .trigger = mt7620_i2s_trigger, -+ .hw_params = mt7620_i2s_hw_params, -+ .set_fmt = mt7620_i2s_set_fmt, -+ .set_sysclk = mt7620_i2s_set_sysclk, -+}; -+ -+#define JZ4740_I2S_FMTS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ -+ SNDRV_PCM_FMTBIT_S24_LE) -+ -+static struct snd_soc_dai_driver mt7620_i2s_dai = { -+ .probe = mt7620_i2s_dai_probe, -+ .remove = mt7620_i2s_dai_remove, -+ .playback = { -+ .channels_min = 1, -+ .channels_max = 2, -+ .rates = SNDRV_PCM_RATE_8000_48000, -+ .formats = JZ4740_I2S_FMTS, -+ }, -+ .capture = { -+ .channels_min = 2, -+ .channels_max = 2, -+ .rates = SNDRV_PCM_RATE_8000_48000, -+ .formats = JZ4740_I2S_FMTS, -+ }, -+ .symmetric_rates = 1, -+ .ops = &mt7620_i2s_dai_ops, -+}; -+ -+static const struct snd_pcm_hardware mt7620_pcm_hardware = { -+ .info = SNDRV_PCM_INFO_MMAP | -+ SNDRV_PCM_INFO_MMAP_VALID | -+ SNDRV_PCM_INFO_INTERLEAVED | -+ SNDRV_PCM_INFO_BLOCK_TRANSFER, -+ .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8, -+ .period_bytes_min = PAGE_SIZE, -+ .period_bytes_max = 64 * 1024, -+ .periods_min = 2, -+ .periods_max = 128, -+ .buffer_bytes_max = 128 * 1024, -+ .fifo_size = 32, -+}; -+ -+static const struct snd_dmaengine_pcm_config mt7620_dmaengine_pcm_config = { -+ .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, -+ .pcm_hardware = &mt7620_pcm_hardware, -+ .prealloc_buffer_size = 256 * PAGE_SIZE, -+}; -+ -+static const struct snd_soc_component_driver mt7620_i2s_component = { -+ .name = "mt7620-i2s", -+}; -+ -+static int mt7620_i2s_dev_probe(struct platform_device *pdev) -+{ -+ struct mt7620_i2s *i2s; -+ int ret; -+ -+ snd_dmaengine_pcm_register(&pdev->dev, -+ &mt7620_dmaengine_pcm_config, -+ SND_DMAENGINE_PCM_FLAG_COMPAT); -+ -+ i2s = kzalloc(sizeof(*i2s), GFP_KERNEL); -+ if (!i2s) -+ return -ENOMEM; -+ -+ i2s->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!i2s->mem) { -+ ret = -ENOENT; -+ goto err_free; -+ } -+ -+ i2s->mem = request_mem_region(i2s->mem->start, resource_size(i2s->mem), -+ pdev->name); -+ if (!i2s->mem) { -+ ret = -EBUSY; -+ goto err_free; -+ } -+ -+ i2s->base = ioremap_nocache(i2s->mem->start, resource_size(i2s->mem)); -+ if (!i2s->base) { -+ ret = -EBUSY; -+ goto err_release_mem_region; -+ } -+ -+ i2s->phys_base = i2s->mem->start; -+ -+ platform_set_drvdata(pdev, i2s); -+ ret = snd_soc_register_component(&pdev->dev, &mt7620_i2s_component, -+ &mt7620_i2s_dai, 1); -+ -+ if (!ret) { -+ dev_err(&pdev->dev, "loaded\n"); -+ return ret; -+ } -+ -+ dev_err(&pdev->dev, "Failed to register DAI\n"); -+ iounmap(i2s->base); -+ -+err_release_mem_region: -+ release_mem_region(i2s->mem->start, resource_size(i2s->mem)); -+err_free: -+ kfree(i2s); -+ -+ return ret; -+} -+ -+static int mt7620_i2s_dev_remove(struct platform_device *pdev) -+{ -+ struct mt7620_i2s *i2s = platform_get_drvdata(pdev); -+ -+ snd_soc_unregister_component(&pdev->dev); -+ -+ iounmap(i2s->base); -+ release_mem_region(i2s->mem->start, resource_size(i2s->mem)); -+ -+ kfree(i2s); -+ -+ snd_dmaengine_pcm_unregister(&pdev->dev); -+ -+ return 0; -+} -+ -+static const struct of_device_id mt7620_i2s_match[] = { -+ { .compatible = "ralink,mt7620a-i2s" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, mt7620_i2s_match); -+ -+static struct platform_driver mt7620_i2s_driver = { -+ .probe = mt7620_i2s_dev_probe, -+ .remove = mt7620_i2s_dev_remove, -+ .driver = { -+ .name = "mt7620-i2s", -+ .owner = THIS_MODULE, -+ .of_match_table = mt7620_i2s_match, -+ }, -+}; -+ -+module_platform_driver(mt7620_i2s_driver); -+ -+MODULE_AUTHOR("Lars-Peter Clausen, <lars@metafoo.de>"); -+MODULE_DESCRIPTION("Ingenic JZ4740 SoC I2S driver"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS("platform:mt7620-i2s"); ---- /dev/null -+++ b/sound/soc/ralink/mt7620-wm8960.c -@@ -0,0 +1,233 @@ -+/* -+ * Copyright 2013 Freescale Semiconductor, Inc. -+ * -+ * Based on mt7620-sgtl5000.c -+ * Copyright 2012 Freescale Semiconductor, Inc. -+ * Copyright 2012 Linaro Ltd. -+ * -+ * The code contained herein is licensed under the GNU General Public -+ * License. You may obtain a copy of the GNU General Public License -+ * Version 2 or later at the following locations: -+ * -+ * http://www.opensource.org/licenses/gpl-license.html -+ * http://www.gnu.org/copyleft/gpl.html -+ */ -+ -+#include <linux/module.h> -+#include <linux/of_platform.h> -+#include <linux/i2c.h> -+#include <linux/slab.h> -+#include <sound/soc.h> -+#include <sound/pcm_params.h> -+#include <sound/soc-dapm.h> -+#include <linux/pinctrl/consumer.h> -+ -+#include "../codecs/wm8960.h" -+ -+#define DAI_NAME_SIZE 32 -+ -+struct mt7620_wm8960_data { -+ struct snd_soc_dai_link dai; -+ struct snd_soc_card card; -+ char codec_dai_name[DAI_NAME_SIZE]; -+ char platform_name[DAI_NAME_SIZE]; -+ unsigned int clk_frequency; -+}; -+ -+struct mt7620_priv { -+ struct platform_device *pdev; -+}; -+static struct mt7620_priv card_priv; -+ -+static const struct snd_soc_dapm_widget mt7620_wm8960_dapm_widgets[] = { -+ SND_SOC_DAPM_HP("Headphone Jack", NULL), -+ SND_SOC_DAPM_SPK("Ext Spk", NULL), -+ SND_SOC_DAPM_MIC("AMIC", NULL), -+ SND_SOC_DAPM_MIC("DMIC", NULL), -+}; -+ -+static int sample_rate = 44100; -+static snd_pcm_format_t sample_format = SNDRV_PCM_FORMAT_S16_LE; -+ -+static int mt7620_hifi_hw_params(struct snd_pcm_substream *substream, -+ struct snd_pcm_hw_params *params) -+{ -+ sample_rate = params_rate(params); -+ sample_format = params_format(params); -+ -+ return 0; -+} -+ -+static struct snd_soc_ops mt7620_hifi_ops = { -+ .hw_params = mt7620_hifi_hw_params, -+}; -+ -+static int mt7620_wm8960_set_bias_level(struct snd_soc_card *card, -+ struct snd_soc_dapm_context *dapm, -+ enum snd_soc_bias_level level) -+{ -+ struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; -+ struct mt7620_priv *priv = &card_priv; -+ struct mt7620_wm8960_data *data = snd_soc_card_get_drvdata(card); -+ struct device *dev = &priv->pdev->dev; -+ int ret; -+ -+ if (dapm->dev != codec_dai->dev) -+ return 0; -+ -+ switch (level) { -+ case SND_SOC_BIAS_PREPARE: -+ if (dapm->bias_level == SND_SOC_BIAS_STANDBY) { -+ } -+ break; -+ -+ case SND_SOC_BIAS_STANDBY: -+ if (dapm->bias_level == SND_SOC_BIAS_PREPARE) { -+ ret = snd_soc_dai_set_sysclk(codec_dai, -+ WM8960_SYSCLK_MCLK, data->clk_frequency, -+ SND_SOC_CLOCK_IN); -+ if (ret < 0) { -+ dev_err(dev, -+ "failed to switch away from FLL: %d\n", -+ ret); -+ return ret; -+ } -+ } -+ break; -+ -+ default: -+ break; -+ } -+ -+ return 0; -+} -+ -+static int mt7620_wm8960_late_probe(struct snd_soc_card *card) -+{ -+ struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; -+ struct mt7620_priv *priv = &card_priv; -+ struct mt7620_wm8960_data *data = snd_soc_card_get_drvdata(card); -+ struct device *dev = &priv->pdev->dev; -+ int ret; -+ -+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8960_SYSCLK_MCLK, -+ data->clk_frequency, SND_SOC_CLOCK_IN); -+ if (ret < 0) -+ dev_err(dev, "failed to set sysclk in %s\n", __func__); -+ -+ return ret; -+} -+ -+static int mt7620_wm8960_probe(struct platform_device *pdev) -+{ -+ struct device_node *i2s_np, *codec_np; -+ struct platform_device *i2s_pdev; -+ struct mt7620_priv *priv = &card_priv; -+ struct i2c_client *codec_dev; -+ struct mt7620_wm8960_data *data; -+ int ret; -+ -+ priv->pdev = pdev; -+ -+ i2s_np = of_parse_phandle(pdev->dev.of_node, "i2s-controller", 0); -+ codec_np = of_parse_phandle(pdev->dev.of_node, "audio-codec", 0); -+ if (!i2s_np || !codec_np) { -+ dev_err(&pdev->dev, "phandle missing or invalid\n"); -+ ret = -EINVAL; -+ goto fail; -+ } -+ -+ i2s_pdev = of_find_device_by_node(i2s_np); -+ if (!i2s_pdev) { -+ dev_err(&pdev->dev, "failed to find SSI platform device\n"); -+ ret = -EINVAL; -+ goto fail; -+ } -+ codec_dev = of_find_i2c_device_by_node(codec_np); -+ if (!codec_dev || !codec_dev->dev.driver) { -+ dev_err(&pdev->dev, "failed to find codec platform device\n"); -+ ret = -EINVAL; -+ goto fail; -+ } -+ -+ data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); -+ if (!data) { -+ ret = -ENOMEM; -+ goto fail; -+ } -+ -+ data->clk_frequency = 12000000; -+ data->dai.name = "HiFi"; -+ data->dai.stream_name = "HiFi"; -+ data->dai.codec_dai_name = "wm8960-hifi"; -+ data->dai.codec_of_node = codec_np; -+ data->dai.cpu_dai_name = dev_name(&i2s_pdev->dev); -+ data->dai.platform_of_node = i2s_np; -+ data->dai.ops = &mt7620_hifi_ops; -+ data->dai.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | -+ SND_SOC_DAIFMT_CBM_CFM; -+ -+ data->card.dev = &pdev->dev; -+ ret = snd_soc_of_parse_card_name(&data->card, "model"); -+ if (ret) -+ goto fail; -+ ret = snd_soc_of_parse_audio_routing(&data->card, "audio-routing"); -+ if (ret) -+ goto fail; -+ data->card.num_links = 1; -+ data->card.dai_link = &data->dai; -+ data->card.dapm_widgets = mt7620_wm8960_dapm_widgets; -+ data->card.num_dapm_widgets = ARRAY_SIZE(mt7620_wm8960_dapm_widgets); -+ -+ data->card.late_probe = mt7620_wm8960_late_probe; -+ data->card.set_bias_level = mt7620_wm8960_set_bias_level; -+ -+ platform_set_drvdata(pdev, &data->card); -+ snd_soc_card_set_drvdata(&data->card, data); -+ -+ ret = devm_snd_soc_register_card(&pdev->dev, &data->card); -+ if (ret) { -+ dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret); -+ goto fail; -+ } -+ -+ of_node_put(i2s_np); -+ of_node_put(codec_np); -+ -+ return 0; -+fail: -+ if (i2s_np) -+ of_node_put(i2s_np); -+ if (codec_np) -+ of_node_put(codec_np); -+ -+ return ret; -+} -+ -+static int mt7620_wm8960_remove(struct platform_device *pdev) -+{ -+ return 0; -+} -+ -+static const struct of_device_id mt7620_wm8960_dt_ids[] = { -+ { .compatible = "mediatek,mt7620-audio-wm8960", }, -+ { /* sentinel */ } -+}; -+MODULE_DEVICE_TABLE(of, mt7620_wm8960_dt_ids); -+ -+static struct platform_driver mt7620_wm8960_driver = { -+ .driver = { -+ .name = "mt7620-wm8960", -+ .owner = THIS_MODULE, -+ .pm = &snd_soc_pm_ops, -+ .of_match_table = mt7620_wm8960_dt_ids, -+ }, -+ .probe = mt7620_wm8960_probe, -+ .remove = mt7620_wm8960_remove, -+}; -+module_platform_driver(mt7620_wm8960_driver); -+ -+MODULE_AUTHOR("Freescale Semiconductor, Inc."); -+MODULE_DESCRIPTION("Freescale i.MX WM8962 ASoC machine driver"); -+MODULE_LICENSE("GPL v2"); -+MODULE_ALIAS("platform:mt7620-wm8962"); ---- a/sound/soc/soc-io.c -+++ b/sound/soc/soc-io.c -@@ -19,7 +19,6 @@ - - #include <trace/events/asoc.h> - --#ifdef CONFIG_REGMAP - static int hw_write(struct snd_soc_codec *codec, unsigned int reg, - unsigned int value) - { -@@ -135,12 +134,3 @@ int snd_soc_codec_set_cache_io(struct sn - return PTR_ERR_OR_ZERO(codec->control_data); - } - EXPORT_SYMBOL_GPL(snd_soc_codec_set_cache_io); --#else --int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, -- int addr_bits, int data_bits, -- enum snd_soc_control_type control) --{ -- return -ENOTSUPP; --} --EXPORT_SYMBOL_GPL(snd_soc_codec_set_cache_io); --#endif |