audio: add 10ms sleep before pdn enable [1/1]

PD#SWPL-7680

Problem:
mdelay will pend the system

Solution:
change mdelay to usleep_range

Verify:
HW verify

Change-Id: I8452dc7b1056378dbc6b743fc43316eccbf525a5
Signed-off-by: Zhe Wang <Zhe.Wang@amlogic.com>

diff --git a/sound/soc/codecs/amlogic/ad82584f.c b/sound/soc/codecs/amlogic/ad82584f.c
index 0c4bf79..1c03ea5 100644 (file)
--- a/sound/soc/codecs/amlogic/ad82584f.c
+++ b/sound/soc/codecs/amlogic/ad82584f.c
@@ -773,9 +773,9 @@ static int reset_ad82584f_GPIO(struct snd_soc_codec *codec)
                return -1;
 
        gpio_direction_output(pdata->reset_pin, GPIOF_OUT_INIT_LOW);
-       mdelay(10);
+       usleep_range(10 * 1000, 11 * 1000);
        gpio_direction_output(pdata->reset_pin, GPIOF_OUT_INIT_HIGH);
-       mdelay(1);
+       usleep_range(1 * 1000, 2 * 1000);
 
        return 0;
 }

diff --git a/sound/soc/codecs/amlogic/tas5805.c b/sound/soc/codecs/amlogic/tas5805.c
index e6f8d21..c4d202d 100644 (file)
--- a/sound/soc/codecs/amlogic/tas5805.c
+++ b/sound/soc/codecs/amlogic/tas5805.c
@@ -1013,9 +1013,9 @@ static int reset_tas5805m_GPIO(struct device *dev)
                return -1;
 
        gpio_direction_output(pdata->reset_pin, GPIOF_OUT_INIT_LOW);
-       mdelay(1);
+       usleep_range(1 * 1000, 2 * 1000);
        gpio_direction_output(pdata->reset_pin, GPIOF_OUT_INIT_HIGH);
-       mdelay(5);
+       usleep_range(5 * 1000, 6 * 1000);
 
        return 0;
 }
@@ -1042,7 +1042,7 @@ static int tas5805m_reg_init(struct snd_soc_codec *codec)
                snd_soc_write(codec, tas5805m_reset[j][0],
                        tas5805m_reset[j][1]);
        };
-       mdelay(10);
+       usleep_range(10 * 1000, 11 * 1000);
        for (i = 0; i < ARRAY_SIZE(tas5805m_init_sequence); i++) {
                snd_soc_write(codec, tas5805m_init_sequence[i][0],
                        tas5805m_init_sequence[i][1]);
@@ -1061,7 +1061,7 @@ static int tas5805m_snd_resume(struct snd_soc_codec *codec)
        if (pdata->reset_pin)
                gpio_direction_output(pdata->reset_pin, GPIOF_OUT_INIT_HIGH);
 
-       mdelay(3);
+       usleep_range(3 * 1000, 4 * 1000);
 
        ret = tas5805m_reg_init(codec);
 //         regmap_register_patch(tas5805m->regmap, tas5805m_init_sequence,
@@ -1090,7 +1090,7 @@ static int tas5805m_probe(struct snd_soc_codec *codec)
 //     ret =
 //         regmap_register_patch(tas5805m->regmap, tas5805m_init_sequence,
 //                               ARRAY_SIZE(tas5805m_init_sequence));
-       mdelay(20);
+       usleep_range(20 * 1000, 21 * 1000);
        ret = tas5805m_reg_init(codec);
        if (ret != 0)
                goto err;