static int mdm9615_configure_headset_mic_gpios(void)
{
int ret;
struct pm_gpio param = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_BUF_CMOS,
.output_value = 1,
.pull = PM_GPIO_PULL_NO,
.vin_sel = PM_GPIO_VIN_S4,
.out_strength = PM_GPIO_STRENGTH_MED,
.function = PM_GPIO_FUNC_NORMAL,
};
ret = gpio_request(PM8018_GPIO_PM_TO_SYS(23), "AV_SWITCH");
if (ret) {
pr_err("%s: Failed to request gpio %d\n", __func__,
PM8018_GPIO_PM_TO_SYS(23));
return ret;
}
ret = pm8xxx_gpio_config(PM8018_GPIO_PM_TO_SYS(23), ¶m);
if (ret)
pr_err("%s: Failed to configure gpio %d\n", __func__,
PM8018_GPIO_PM_TO_SYS(23));
else
gpio_direction_output(PM8018_GPIO_PM_TO_SYS(23), 0);
ret = gpio_request(PM8018_GPIO_PM_TO_SYS(35), "US_EURO_SWITCH");
if (ret) {
pr_err("%s: Failed to request gpio %d\n", __func__,
PM8018_GPIO_PM_TO_SYS(35));
gpio_free(PM8018_GPIO_PM_TO_SYS(23));
return ret;
}
ret = pm8xxx_gpio_config(PM8018_GPIO_PM_TO_SYS(35), ¶m);
if (ret)
pr_err("%s: Failed to configure gpio %d\n", __func__,
PM8018_GPIO_PM_TO_SYS(35));
else
gpio_direction_output(PM8018_GPIO_PM_TO_SYS(35), 0);
return 0;
}
static void mdm9615_free_headset_mic_gpios(void)
{
if (mdm9615_headset_gpios_configured) {
gpio_free(PM8018_GPIO_PM_TO_SYS(23));
gpio_free(PM8018_GPIO_PM_TO_SYS(35));
}
}
static int __init mdm9615_audio_init(void)
{
int ret;
if (!cpu_is_msm9615()) {
pr_err("%s: Not the right machine type\n", __func__);
return -ENODEV ;
}
tabla_mbhc_cal = def_tabla_mbhc_cal();
if (!tabla_mbhc_cal) {
pr_err("Calibration data allocation failed\n");
return -ENOMEM;
}
mdm9615_snd_device = platform_device_alloc("soc-audio", 0);
if (!mdm9615_snd_device) {
pr_err("Platform device allocation failed\n");
kfree(tabla_mbhc_cal);
return -ENOMEM;
}
memcpy(mdm9615_dai, mdm9615_dai_common, sizeof(mdm9615_dai_common));
memcpy(mdm9615_dai + ARRAY_SIZE(mdm9615_dai_common),
mdm9615_dai_delta_tabla, sizeof(mdm9615_dai_delta_tabla));
platform_set_drvdata(mdm9615_snd_device, &snd_soc_card_mdm9615);
ret = platform_device_add(mdm9615_snd_device);
if (ret) {
platform_device_put(mdm9615_snd_device);
kfree(tabla_mbhc_cal);
return ret;
}
if (mdm9615_configure_headset_mic_gpios()) {
pr_err("%s Fail to configure headset mic gpios\n", __func__);
mdm9615_headset_gpios_configured = 0;
} else
mdm9615_headset_gpios_configured = 1;
return ret;
}
};
static struct pm8xxx_adc_platform_data pm8018_adc_pdata = {
.adc_channel = pm8018_adc_channels_data,
.adc_num_board_channel = ARRAY_SIZE(pm8018_adc_channels_data),
.adc_prop = &pm8018_adc_data,
};
static struct pm8xxx_irq_platform_data pm8xxx_irq_pdata __devinitdata = {
.irq_base = PM8018_IRQ_BASE,
.devirq = MSM_GPIO_TO_INT(87),
.irq_trigger_flag = IRQF_TRIGGER_LOW,
};
static struct pm8xxx_gpio_platform_data pm8xxx_gpio_pdata __devinitdata = {
.gpio_base = PM8018_GPIO_PM_TO_SYS(1),
};
static struct pm8xxx_mpp_platform_data pm8xxx_mpp_pdata __devinitdata = {
.mpp_base = PM8018_MPP_PM_TO_SYS(1),
};
static struct pm8xxx_rtc_platform_data pm8xxx_rtc_pdata __devinitdata = {
.rtc_write_enable = false,
.rtc_alarm_powerup = false,
};
static struct pm8xxx_pwrkey_platform_data pm8xxx_pwrkey_pdata = {
.pull_up = 1,
.kpd_trigger_delay_us = 15625,
.wakeup = 1,
#define BOTTOM_SPK_AMP_POS 0x1 #define BOTTOM_SPK_AMP_NEG 0x2 #define TOP_SPK_AMP_POS 0x4 #define TOP_SPK_AMP_NEG 0x8 #define GPIO_AUX_PCM_DOUT 63 #define GPIO_AUX_PCM_DIN 64 #define GPIO_AUX_PCM_SYNC 65 #define GPIO_AUX_PCM_CLK 66 #define TABLA_EXT_CLK_RATE 12288000 #define TABLA_MBHC_DEF_BUTTONS 8 #define TABLA_MBHC_DEF_RLOADS 5 static u32 top_spk_pamp_gpio = PM8018_GPIO_PM_TO_SYS(18); static u32 bottom_spk_pamp_gpio = PM8018_GPIO_PM_TO_SYS(19); static int mdm9615_spk_control; static int mdm9615_ext_bottom_spk_pamp; static int mdm9615_ext_top_spk_pamp; static int mdm9615_slim_0_rx_ch = 1; static int mdm9615_slim_0_tx_ch = 1; static int mdm9615_btsco_rate = BTSCO_RATE_8KHZ; static int mdm9615_btsco_ch = 1; static struct clk *codec_clk; static int clk_users; static int mdm9615_headset_gpios_configured;
