diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/omap/ams-delta.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/sound/soc/omap/ams-delta.c b/sound/soc/omap/ams-delta.c index 77a30f0..4dce494 100644 --- a/sound/soc/omap/ams-delta.c +++ b/sound/soc/omap/ams-delta.c @@ -22,7 +22,7 @@ * */ -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/spinlock.h> #include <linux/tty.h> #include <linux/module.h> @@ -32,7 +32,6 @@ #include <asm/mach-types.h> -#include <mach/board-ams-delta.h> #include <linux/platform_data/asoc-ti-mcbsp.h> #include "omap-mcbsp.h" @@ -213,7 +212,6 @@ static const struct snd_kcontrol_new ams_delta_audio_controls[] = { static struct snd_soc_jack ams_delta_hook_switch; static struct snd_soc_jack_gpio ams_delta_hook_switch_gpios[] = { { - .gpio = 4, .name = "hook_switch", .report = SND_JACK_HEADSET, .invert = 1, @@ -259,6 +257,7 @@ static struct timer_list cx81801_timer; static bool cx81801_cmd_pending; static bool ams_delta_muted; static DEFINE_SPINLOCK(ams_delta_lock); +static struct gpio_desc *gpiod_modem_codec; static void cx81801_timeout(struct timer_list *unused) { @@ -272,7 +271,7 @@ static void cx81801_timeout(struct timer_list *unused) /* Reconnect the codec DAI back from the modem to the CPU DAI * only if digital mute still off */ if (!muted) - ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_CODEC, 0); + gpiod_set_value(gpiod_modem_codec, 0); } /* Line discipline .open() */ @@ -381,8 +380,7 @@ static void cx81801_receive(struct tty_struct *tty, /* Apply config pulse by connecting the codec to the modem * if not already done */ if (apply) - ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_CODEC, - AMS_DELTA_LATCH2_MODEM_CODEC); + gpiod_set_value(gpiod_modem_codec, 1); break; } } @@ -432,8 +430,7 @@ static int ams_delta_digital_mute(struct snd_soc_dai *dai, int mute) spin_unlock_bh(&ams_delta_lock); if (apply) - ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_CODEC, - mute ? AMS_DELTA_LATCH2_MODEM_CODEC : 0); + gpiod_set_value(gpiod_modem_codec, !!mute); return 0; } @@ -469,14 +466,6 @@ static int ams_delta_cx20442_init(struct snd_soc_pcm_runtime *rtd) /* Store a pointer to the codec structure for tty ldisc use */ cx20442_codec = rtd->codec_dai->component; - /* Set up digital mute if not provided by the codec */ - if (!codec_dai->driver->ops) { - codec_dai->driver->ops = &ams_delta_dai_ops; - } else { - ams_delta_ops.startup = ams_delta_startup; - ams_delta_ops.shutdown = ams_delta_shutdown; - } - /* Add hook switch - can be used to control the codec from userspace * even if line discipline fails */ ret = snd_soc_card_jack_new(card, "hook_switch", SND_JACK_HEADSET, @@ -486,7 +475,7 @@ static int ams_delta_cx20442_init(struct snd_soc_pcm_runtime *rtd) "Failed to allocate resources for hook switch, " "will continue without one.\n"); else { - ret = snd_soc_jack_add_gpios(&ams_delta_hook_switch, + ret = snd_soc_jack_add_gpiods(card->dev, &ams_delta_hook_switch, ARRAY_SIZE(ams_delta_hook_switch_gpios), ams_delta_hook_switch_gpios); if (ret) @@ -495,6 +484,21 @@ static int ams_delta_cx20442_init(struct snd_soc_pcm_runtime *rtd) "will continue with hook switch inactive.\n"); } + gpiod_modem_codec = devm_gpiod_get(card->dev, "modem_codec", + GPIOD_OUT_HIGH); + if (IS_ERR(gpiod_modem_codec)) { + dev_warn(card->dev, "Failed to obtain modem_codec GPIO\n"); + return 0; + } + + /* Set up digital mute if not provided by the codec */ + if (!codec_dai->driver->ops) { + codec_dai->driver->ops = &ams_delta_dai_ops; + } else { + ams_delta_ops.startup = ams_delta_startup; + ams_delta_ops.shutdown = ams_delta_shutdown; + } + /* Register optional line discipline for over the modem control */ ret = tty_register_ldisc(N_V253, &cx81801_ops); if (ret) { |
