The driver is pretty straight-forward to convert to use GPIO
descriptors, however a separate patch is needed to accept
the DT GPIO resources ending with "-gpio1" and "-gpio2"
instead of the standard "-gpio" or "-gpios" name convention.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
sound/soc/mediatek/mt2701/mt2701-cs42448.c | 54 ++++++++++++------------------
1 file changed, 22 insertions(+), 32 deletions(-)
diff --git a/sound/soc/mediatek/mt2701/mt2701-cs42448.c b/sound/soc/mediatek/mt2701/mt2701-cs42448.c
index 08ef109744c7..81b695a19dc7 100644
--- a/sound/soc/mediatek/mt2701/mt2701-cs42448.c
+++ b/sound/soc/mediatek/mt2701/mt2701-cs42448.c
@@ -10,16 +10,15 @@
#include <linux/module.h>
#include <sound/soc.h>
#include <linux/delay.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/pinctrl/consumer.h>
-#include <linux/of_gpio.h>
#include "mt2701-afe-common.h"
struct mt2701_cs42448_private {
int i2s1_in_mux;
- int i2s1_in_mux_gpio_sel_1;
- int i2s1_in_mux_gpio_sel_2;
+ struct gpio_desc *i2s1_in_mux_sel_1;
+ struct gpio_desc *i2s1_in_mux_sel_2;
};
static const char * const i2sin_mux_switch_text[] = {
@@ -53,20 +52,20 @@ static int mt2701_cs42448_i2sin1_mux_set(struct snd_kcontrol *kcontrol,
switch (ucontrol->value.integer.value[0]) {
case 0:
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_1, 0);
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_2, 0);
+ gpiod_set_value(priv->i2s1_in_mux_sel_1, 0);
+ gpiod_set_value(priv->i2s1_in_mux_sel_2, 0);
break;
case 1:
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_1, 1);
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_2, 0);
+ gpiod_set_value(priv->i2s1_in_mux_sel_1, 1);
+ gpiod_set_value(priv->i2s1_in_mux_sel_2, 0);
break;
case 2:
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_1, 0);
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_2, 1);
+ gpiod_set_value(priv->i2s1_in_mux_sel_1, 0);
+ gpiod_set_value(priv->i2s1_in_mux_sel_2, 1);
break;
case 3:
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_1, 1);
- gpio_set_value(priv->i2s1_in_mux_gpio_sel_2, 1);
+ gpiod_set_value(priv->i2s1_in_mux_sel_1, 1);
+ gpiod_set_value(priv->i2s1_in_mux_sel_2, 1);
break;
default:
dev_warn(card->dev, "%s invalid setting\n", __func__);
@@ -382,27 +381,18 @@ static int mt2701_cs42448_machine_probe(struct platform_device *pdev)
return ret;
}
- priv->i2s1_in_mux_gpio_sel_1 =
- of_get_named_gpio(dev->of_node, "i2s1-in-sel-gpio1", 0);
- if (gpio_is_valid(priv->i2s1_in_mux_gpio_sel_1)) {
- ret = devm_gpio_request(dev, priv->i2s1_in_mux_gpio_sel_1,
- "i2s1_in_mux_gpio_sel_1");
- if (ret)
- dev_warn(&pdev->dev, "%s devm_gpio_request fail %d\n",
- __func__, ret);
- gpio_direction_output(priv->i2s1_in_mux_gpio_sel_1, 0);
- }
+ priv->i2s1_in_mux_sel_1 = devm_gpiod_get_optional(dev, "i2s1-in-sel-gpio1",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(priv->i2s1_in_mux_sel_1))
+ return dev_err_probe(dev, PTR_ERR(priv->i2s1_in_mux_sel_1),
+ "error getting mux 1 selector\n");
+
+ priv->i2s1_in_mux_sel_2 = devm_gpiod_get_optional(dev, "i2s1-in-sel-gpio2",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(priv->i2s1_in_mux_sel_2))
+ return dev_err_probe(dev, PTR_ERR(priv->i2s1_in_mux_sel_2),
+ "error getting mux 2 selector\n");
- priv->i2s1_in_mux_gpio_sel_2 =
- of_get_named_gpio(dev->of_node, "i2s1-in-sel-gpio2", 0);
- if (gpio_is_valid(priv->i2s1_in_mux_gpio_sel_2)) {
- ret = devm_gpio_request(dev, priv->i2s1_in_mux_gpio_sel_2,
- "i2s1_in_mux_gpio_sel_2");
- if (ret)
- dev_warn(&pdev->dev, "%s devm_gpio_request fail2 %d\n",
- __func__, ret);
- gpio_direction_output(priv->i2s1_in_mux_gpio_sel_2, 0);
- }
snd_soc_card_set_drvdata(card, priv);
ret = devm_snd_soc_register_card(&pdev->dev, card);
--
2.34.1
