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-rw-r--r--sound/soc/codecs/cs35l56-shared.c36
-rw-r--r--sound/soc/codecs/cs35l56.c32
-rw-r--r--sound/soc/codecs/cs35l56.h1
3 files changed, 64 insertions, 5 deletions
diff --git a/sound/soc/codecs/cs35l56-shared.c b/sound/soc/codecs/cs35l56-shared.c
index 33835535ef84..02fba4bc0a14 100644
--- a/sound/soc/codecs/cs35l56-shared.c
+++ b/sound/soc/codecs/cs35l56-shared.c
@@ -5,6 +5,7 @@
// Copyright (C) 2023 Cirrus Logic, Inc. and
// Cirrus Logic International Semiconductor Ltd.
+#include <linux/gpio/consumer.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/types.h>
@@ -736,6 +737,41 @@ int cs35l56_hw_init(struct cs35l56_base *cs35l56_base)
}
EXPORT_SYMBOL_NS_GPL(cs35l56_hw_init, SND_SOC_CS35L56_SHARED);
+int cs35l56_get_speaker_id(struct cs35l56_base *cs35l56_base)
+{
+ struct gpio_descs *descs;
+ int speaker_id;
+ int i, ret;
+
+ /* Read the speaker type qualifier from the motherboard GPIOs */
+ descs = gpiod_get_array_optional(cs35l56_base->dev, "spk-id", GPIOD_IN);
+ if (!descs) {
+ return -ENOENT;
+ } else if (IS_ERR(descs)) {
+ ret = PTR_ERR(descs);
+ return dev_err_probe(cs35l56_base->dev, ret, "Failed to get spk-id-gpios\n");
+ }
+
+ speaker_id = 0;
+ for (i = 0; i < descs->ndescs; i++) {
+ ret = gpiod_get_value_cansleep(descs->desc[i]);
+ if (ret < 0) {
+ dev_err_probe(cs35l56_base->dev, ret, "Failed to read spk-id[%d]\n", i);
+ goto err;
+ }
+
+ speaker_id |= (ret << i);
+ }
+
+ dev_dbg(cs35l56_base->dev, "Speaker ID = %d\n", speaker_id);
+ ret = speaker_id;
+err:
+ gpiod_put_array(descs);
+
+ return ret;
+}
+EXPORT_SYMBOL_NS_GPL(cs35l56_get_speaker_id, SND_SOC_CS35L56_SHARED);
+
static const u32 cs35l56_bclk_valid_for_pll_freq_table[] = {
[0x0C] = 128000,
[0x0F] = 256000,
diff --git a/sound/soc/codecs/cs35l56.c b/sound/soc/codecs/cs35l56.c
index 597677422547..c23e29da4cfb 100644
--- a/sound/soc/codecs/cs35l56.c
+++ b/sound/soc/codecs/cs35l56.c
@@ -959,10 +959,19 @@ static int cs35l56_component_probe(struct snd_soc_component *component)
if (!cs35l56->dsp.system_name &&
(snd_soc_card_get_pci_ssid(component->card, &vendor, &device) == 0)) {
- cs35l56->dsp.system_name = devm_kasprintf(cs35l56->base.dev,
- GFP_KERNEL,
- "%04x%04x",
- vendor, device);
+ /* Append a speaker qualifier if there is a speaker ID */
+ if (cs35l56->speaker_id >= 0) {
+ cs35l56->dsp.system_name = devm_kasprintf(cs35l56->base.dev,
+ GFP_KERNEL,
+ "%04x%04x-spkid%d",
+ vendor, device,
+ cs35l56->speaker_id);
+ } else {
+ cs35l56->dsp.system_name = devm_kasprintf(cs35l56->base.dev,
+ GFP_KERNEL,
+ "%04x%04x",
+ vendor, device);
+ }
if (!cs35l56->dsp.system_name)
return -ENOMEM;
}
@@ -1245,7 +1254,13 @@ static int cs35l56_get_firmware_uid(struct cs35l56_private *cs35l56)
if (ret < 0)
return 0;
- cs35l56->dsp.system_name = devm_kstrdup(dev, prop, GFP_KERNEL);
+ /* Append a speaker qualifier if there is a speaker ID */
+ if (cs35l56->speaker_id >= 0)
+ cs35l56->dsp.system_name = devm_kasprintf(dev, GFP_KERNEL, "%s-spkid%d",
+ prop, cs35l56->speaker_id);
+ else
+ cs35l56->dsp.system_name = devm_kstrdup(dev, prop, GFP_KERNEL);
+
if (cs35l56->dsp.system_name == NULL)
return -ENOMEM;
@@ -1260,6 +1275,7 @@ int cs35l56_common_probe(struct cs35l56_private *cs35l56)
init_completion(&cs35l56->init_completion);
mutex_init(&cs35l56->base.irq_lock);
+ cs35l56->speaker_id = -ENOENT;
dev_set_drvdata(cs35l56->base.dev, cs35l56);
@@ -1296,6 +1312,12 @@ int cs35l56_common_probe(struct cs35l56_private *cs35l56)
gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 1);
}
+ ret = cs35l56_get_speaker_id(&cs35l56->base);
+ if ((ret < 0) && (ret != -ENOENT))
+ goto err;
+
+ cs35l56->speaker_id = ret;
+
ret = cs35l56_get_firmware_uid(cs35l56);
if (ret != 0)
goto err;
diff --git a/sound/soc/codecs/cs35l56.h b/sound/soc/codecs/cs35l56.h
index dc2fe4c91e67..596b141e3f96 100644
--- a/sound/soc/codecs/cs35l56.h
+++ b/sound/soc/codecs/cs35l56.h
@@ -45,6 +45,7 @@ struct cs35l56_private {
bool sdw_attached;
struct completion init_completion;
+ int speaker_id;
u32 rx_mask;
u32 tx_mask;
u8 asp_slot_width;