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-rw-r--r--sound/soc/codecs/ab8500-codec.c81
-rw-r--r--sound/soc/ux500/mop500.c47
-rw-r--r--sound/soc/ux500/ux500_msp_dai.c6
-rw-r--r--sound/soc/ux500/ux500_msp_i2s.c89
-rw-r--r--sound/soc/ux500/ux500_msp_i2s.h8
5 files changed, 205 insertions, 26 deletions
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c
index 23b40186f9b..07abd09e0b1 100644
--- a/sound/soc/codecs/ab8500-codec.c
+++ b/sound/soc/codecs/ab8500-codec.c
@@ -34,6 +34,7 @@
#include <linux/mfd/abx500/ab8500-sysctrl.h>
#include <linux/mfd/abx500/ab8500-codec.h>
#include <linux/regulator/consumer.h>
+#include <linux/of.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -2394,9 +2395,65 @@ struct snd_soc_dai_driver ab8500_codec_dai[] = {
}
};
+static void ab8500_codec_of_probe(struct device *dev, struct device_node *np,
+ struct ab8500_codec_platform_data *codec)
+{
+ u32 value;
+
+ if (of_get_property(np, "stericsson,amic1-type-single-ended", NULL))
+ codec->amics.mic1_type = AMIC_TYPE_SINGLE_ENDED;
+ else
+ codec->amics.mic1_type = AMIC_TYPE_DIFFERENTIAL;
+
+ if (of_get_property(np, "stericsson,amic2-type-single-ended", NULL))
+ codec->amics.mic2_type = AMIC_TYPE_SINGLE_ENDED;
+ else
+ codec->amics.mic2_type = AMIC_TYPE_DIFFERENTIAL;
+
+ /* Has a non-standard Vamic been requested? */
+ if (of_get_property(np, "stericsson,amic1a-bias-vamic2", NULL))
+ codec->amics.mic1a_micbias = AMIC_MICBIAS_VAMIC2;
+ else
+ codec->amics.mic1a_micbias = AMIC_MICBIAS_VAMIC1;
+
+ if (of_get_property(np, "stericsson,amic1b-bias-vamic2", NULL))
+ codec->amics.mic1b_micbias = AMIC_MICBIAS_VAMIC2;
+ else
+ codec->amics.mic1b_micbias = AMIC_MICBIAS_VAMIC1;
+
+ if (of_get_property(np, "stericsson,amic2-bias-vamic1", NULL))
+ codec->amics.mic2_micbias = AMIC_MICBIAS_VAMIC1;
+ else
+ codec->amics.mic2_micbias = AMIC_MICBIAS_VAMIC2;
+
+ if (!of_property_read_u32(np, "stericsson,earpeice-cmv", &value)) {
+ switch (value) {
+ case 950 :
+ codec->ear_cmv = EAR_CMV_0_95V;
+ break;
+ case 1100 :
+ codec->ear_cmv = EAR_CMV_1_10V;
+ break;
+ case 1270 :
+ codec->ear_cmv = EAR_CMV_1_27V;
+ break;
+ case 1580 :
+ codec->ear_cmv = EAR_CMV_1_58V;
+ break;
+ default :
+ codec->ear_cmv = EAR_CMV_UNKNOWN;
+ dev_err(dev, "Unsuitable earpiece voltage found in DT\n");
+ }
+ } else {
+ dev_warn(dev, "No earpiece voltage found in DT - using default\n");
+ codec->ear_cmv = EAR_CMV_0_95V;
+ }
+}
+
static int ab8500_codec_probe(struct snd_soc_codec *codec)
{
struct device *dev = codec->dev;
+ struct device_node *np = dev->of_node;
struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(dev);
struct ab8500_platform_data *pdata;
struct filter_control *fc;
@@ -2410,6 +2467,30 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec)
/* Inform SoC Core that we have our own I/O arrangements. */
codec->control_data = (void *)true;
+ if (np) {
+ if (!pdata)
+ pdata = devm_kzalloc(dev,
+ sizeof(struct ab8500_platform_data),
+ GFP_KERNEL);
+
+ if (pdata && !pdata->codec)
+ pdata->codec
+ = devm_kzalloc(dev,
+ sizeof(struct ab8500_codec_platform_data),
+ GFP_KERNEL);
+
+ if (!(pdata && pdata->codec))
+ return -ENOMEM;
+
+ ab8500_codec_of_probe(dev, np, pdata->codec);
+
+ } else {
+ if (!(pdata && pdata->codec)) {
+ dev_err(dev, "No codec platform data or DT found\n");
+ return -EINVAL;
+ }
+ }
+
status = ab8500_audio_setup_mics(codec, &pdata->codec->amics);
if (status < 0) {
pr_err("%s: Failed to setup mics (%d)!\n", __func__, status);
diff --git a/sound/soc/ux500/mop500.c b/sound/soc/ux500/mop500.c
index 31c4d26d035..356611d9654 100644
--- a/sound/soc/ux500/mop500.c
+++ b/sound/soc/ux500/mop500.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/io.h>
#include <linux/spi/spi.h>
+#include <linux/of.h>
#include <sound/soc.h>
#include <sound/initval.h>
@@ -56,16 +57,47 @@ static struct snd_soc_card mop500_card = {
.num_links = ARRAY_SIZE(mop500_dai_links),
};
+static int __devinit mop500_of_probe(struct platform_device *pdev,
+ struct device_node *np)
+{
+ struct device_node *codec_np, *msp_np[2];
+ int i;
+
+ msp_np[0] = of_parse_phandle(np, "stericsson,cpu-dai", 0);
+ msp_np[1] = of_parse_phandle(np, "stericsson,cpu-dai", 1);
+ codec_np = of_parse_phandle(np, "stericsson,audio-codec", 0);
+
+ if (!(msp_np[0] && msp_np[1] && codec_np)) {
+ dev_err(&pdev->dev, "Phandle missing or invalid\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < 2; i++) {
+ mop500_dai_links[i].cpu_of_node = msp_np[i];
+ mop500_dai_links[i].cpu_dai_name = NULL;
+ mop500_dai_links[i].codec_of_node = codec_np;
+ mop500_dai_links[i].codec_name = NULL;
+ }
+
+ snd_soc_of_parse_card_name(&mop500_card, "stericsson,card-name");
+
+ return 0;
+}
static int __devinit mop500_probe(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
int ret;
- pr_debug("%s: Enter.\n", __func__);
-
dev_dbg(&pdev->dev, "%s: Enter.\n", __func__);
mop500_card.dev = &pdev->dev;
+ if (np) {
+ ret = mop500_of_probe(pdev, np);
+ if (ret)
+ return ret;
+ }
+
dev_dbg(&pdev->dev, "%s: Card %s: Set platform drvdata.\n",
__func__, mop500_card.name);
platform_set_drvdata(pdev, &mop500_card);
@@ -83,8 +115,7 @@ static int __devinit mop500_probe(struct platform_device *pdev)
ret = snd_soc_register_card(&mop500_card);
if (ret)
dev_err(&pdev->dev,
- "Error: snd_soc_register_card failed (%d)!\n",
- ret);
+ "Error: snd_soc_register_card failed (%d)!\n", ret);
return ret;
}
@@ -97,14 +128,20 @@ static int __devexit mop500_remove(struct platform_device *pdev)
snd_soc_unregister_card(mop500_card);
mop500_ab8500_remove(mop500_card);
-
+
return 0;
}
+static const struct of_device_id snd_soc_mop500_match[] = {
+ { .compatible = "stericsson,snd-soc-mop500", },
+ {},
+};
+
static struct platform_driver snd_soc_mop500_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "snd-soc-mop500",
+ .of_match_table = snd_soc_mop500_match,
},
.probe = mop500_probe,
.remove = __devexit_p(mop500_remove),
diff --git a/sound/soc/ux500/ux500_msp_dai.c b/sound/soc/ux500/ux500_msp_dai.c
index 057e28ef770..45e43b4057b 100644
--- a/sound/soc/ux500/ux500_msp_dai.c
+++ b/sound/soc/ux500/ux500_msp_dai.c
@@ -830,10 +830,16 @@ static int __devexit ux500_msp_drv_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id ux500_msp_i2s_match[] = {
+ { .compatible = "stericsson,ux500-msp-i2s", },
+ {},
+};
+
static struct platform_driver msp_i2s_driver = {
.driver = {
.name = "ux500-msp-i2s",
.owner = THIS_MODULE,
+ .of_match_table = ux500_msp_i2s_match,
},
.probe = ux500_msp_drv_probe,
.remove = ux500_msp_drv_remove,
diff --git a/sound/soc/ux500/ux500_msp_i2s.c b/sound/soc/ux500/ux500_msp_i2s.c
index eb85113d472..e5c79ca4251 100644
--- a/sound/soc/ux500/ux500_msp_i2s.c
+++ b/sound/soc/ux500/ux500_msp_i2s.c
@@ -15,8 +15,10 @@
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/delay.h>
#include <linux/slab.h>
+#include <linux/of.h>
#include <mach/hardware.h>
#include <mach/msp.h>
@@ -25,6 +27,9 @@
#include "ux500_msp_i2s.h"
+/* MSP1/3 Tx/Rx usage protection */
+static DEFINE_SPINLOCK(msp_rxtx_lock);
+
/* Protocol desciptors */
static const struct msp_protdesc prot_descs[] = {
{ /* I2S */
@@ -352,17 +357,23 @@ static int configure_multichannel(struct ux500_msp *msp,
static int enable_msp(struct ux500_msp *msp, struct ux500_msp_config *config)
{
- int status = 0;
+ int status = 0, retval = 0;
u32 reg_val_DMACR, reg_val_GCR;
+ unsigned long flags;
/* Check msp state whether in RUN or CONFIGURED Mode */
- if ((msp->msp_state == MSP_STATE_IDLE) && (msp->plat_init)) {
- status = msp->plat_init();
- if (status) {
- dev_err(msp->dev, "%s: ERROR: Failed to init MSP (%d)!\n",
- __func__, status);
- return status;
+ if (msp->msp_state == MSP_STATE_IDLE) {
+ spin_lock_irqsave(&msp_rxtx_lock, flags);
+ if (msp->pinctrl_rxtx_ref == 0 &&
+ !(IS_ERR(msp->pinctrl_p) || IS_ERR(msp->pinctrl_def))) {
+ retval = pinctrl_select_state(msp->pinctrl_p,
+ msp->pinctrl_def);
+ if (retval)
+ pr_err("could not set MSP defstate\n");
}
+ if (!retval)
+ msp->pinctrl_rxtx_ref++;
+ spin_unlock_irqrestore(&msp_rxtx_lock, flags);
}
/* Configure msp with protocol dependent settings */
@@ -620,7 +631,8 @@ int ux500_msp_i2s_trigger(struct ux500_msp *msp, int cmd, int direction)
int ux500_msp_i2s_close(struct ux500_msp *msp, unsigned int dir)
{
- int status = 0;
+ int status = 0, retval = 0;
+ unsigned long flags;
dev_dbg(msp->dev, "%s: Enter (dir = 0x%01x).\n", __func__, dir);
@@ -631,12 +643,19 @@ int ux500_msp_i2s_close(struct ux500_msp *msp, unsigned int dir)
writel((readl(msp->registers + MSP_GCR) &
(~(FRAME_GEN_ENABLE | SRG_ENABLE))),
msp->registers + MSP_GCR);
- if (msp->plat_exit)
- status = msp->plat_exit();
- if (status)
- dev_warn(msp->dev,
- "%s: WARN: ux500_msp_i2s_exit failed (%d)!\n",
- __func__, status);
+
+ spin_lock_irqsave(&msp_rxtx_lock, flags);
+ WARN_ON(!msp->pinctrl_rxtx_ref);
+ msp->pinctrl_rxtx_ref--;
+ if (msp->pinctrl_rxtx_ref == 0 &&
+ !(IS_ERR(msp->pinctrl_p) || IS_ERR(msp->pinctrl_sleep))) {
+ retval = pinctrl_select_state(msp->pinctrl_p,
+ msp->pinctrl_sleep);
+ if (retval)
+ pr_err("could not set MSP sleepstate\n");
+ }
+ spin_unlock_irqrestore(&msp_rxtx_lock, flags);
+
writel(0, msp->registers + MSP_GCR);
writel(0, msp->registers + MSP_TCF);
writel(0, msp->registers + MSP_RCF);
@@ -665,18 +684,31 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev,
{
struct resource *res = NULL;
struct i2s_controller *i2s_cont;
+ struct device_node *np = pdev->dev.of_node;
struct ux500_msp *msp;
- dev_dbg(&pdev->dev, "%s: Enter (name: %s, id: %d).\n", __func__,
- pdev->name, platform_data->id);
-
*msp_p = devm_kzalloc(&pdev->dev, sizeof(struct ux500_msp), GFP_KERNEL);
msp = *msp_p;
+ if (np) {
+ if (!platform_data) {
+ platform_data = devm_kzalloc(&pdev->dev,
+ sizeof(struct msp_i2s_platform_data), GFP_KERNEL);
+ if (!platform_data)
+ ret = -ENOMEM;
+ }
+ } else
+ if (!platform_data)
+ ret = -EINVAL;
+
+ if (ret)
+ goto err_res;
+
+ dev_dbg(&pdev->dev, "%s: Enter (name: %s, id: %d).\n", __func__,
+ pdev->name, platform_data->id);
+
msp->id = platform_data->id;
msp->dev = &pdev->dev;
- msp->plat_init = platform_data->msp_i2s_init;
- msp->plat_exit = platform_data->msp_i2s_exit;
msp->dma_cfg_rx = platform_data->msp_i2s_dma_rx;
msp->dma_cfg_tx = platform_data->msp_i2s_dma_tx;
@@ -713,6 +745,25 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev,
dev_dbg(&pdev->dev, "I2S device-name: '%s'\n", i2s_cont->name);
msp->i2s_cont = i2s_cont;
+ msp->pinctrl_p = pinctrl_get(msp->dev);
+ if (IS_ERR(msp->pinctrl_p))
+ dev_err(&pdev->dev, "could not get MSP pinctrl\n");
+ else {
+ msp->pinctrl_def = pinctrl_lookup_state(msp->pinctrl_p,
+ PINCTRL_STATE_DEFAULT);
+ if (IS_ERR(msp->pinctrl_def)) {
+ dev_err(&pdev->dev,
+ "could not get MSP defstate (%li)\n",
+ PTR_ERR(msp->pinctrl_def));
+ }
+ msp->pinctrl_sleep = pinctrl_lookup_state(msp->pinctrl_p,
+ PINCTRL_STATE_SLEEP);
+ if (IS_ERR(msp->pinctrl_sleep))
+ dev_err(&pdev->dev,
+ "could not get MSP idlestate (%li)\n",
+ PTR_ERR(msp->pinctrl_def));
+ }
+
return 0;
}
diff --git a/sound/soc/ux500/ux500_msp_i2s.h b/sound/soc/ux500/ux500_msp_i2s.h
index 2d9136da986..1311c0df762 100644
--- a/sound/soc/ux500/ux500_msp_i2s.h
+++ b/sound/soc/ux500/ux500_msp_i2s.h
@@ -524,14 +524,18 @@ struct ux500_msp {
struct dma_chan *rx_pipeid;
enum msp_state msp_state;
int (*transfer) (struct ux500_msp *msp, struct i2s_message *message);
- int (*plat_init) (void);
- int (*plat_exit) (void);
struct timer_list notify_timer;
int def_elem_len;
unsigned int dir_busy;
int loopback_enable;
u32 backup_regs[MAX_MSP_BACKUP_REGS];
unsigned int f_bitclk;
+ /* Pin modes */
+ struct pinctrl *pinctrl_p;
+ struct pinctrl_state *pinctrl_def;
+ struct pinctrl_state *pinctrl_sleep;
+ /* Reference Count */
+ int pinctrl_rxtx_ref;
};
struct ux500_msp_dma_params {
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-13 11:24:30 +0000