static void enable_board_wakeup_source(void)
{
int gpio_val;
/* Android does not have touchscreen as wakeup source */
#if !defined(CONFIG_ANDROID)
gpio_val = omap_mux_get_gpio(OMAP4_TOUCH_IRQ_1);
if ((gpio_val & OMAP44XX_PADCONF_WAKEUPENABLE0) == 0) {
gpio_val |= OMAP44XX_PADCONF_WAKEUPENABLE0;
omap_mux_set_gpio(gpio_val, OMAP4_TOUCH_IRQ_1);
}
#endif
gpio_val = omap_mux_get_gpio(32);
if ((gpio_val & OMAP44XX_PADCONF_WAKEUPENABLE0) == 0) {
gpio_val |= OMAP44XX_PADCONF_WAKEUPENABLE0;
omap_mux_set_gpio(gpio_val, 32);
}
gpio_val = omap_mux_get_gpio(29);
if ((gpio_val & OMAP44XX_PADCONF_WAKEUPENABLE0) == 0) {
gpio_val |= OMAP44XX_PADCONF_WAKEUPENABLE0;
omap_mux_set_gpio(gpio_val, 29);
}
/*
* Enable IO daisy for sys_nirq1/2, to be able to
* wakeup from interrupts from PMIC/Audio IC.
* Needed only in Device OFF mode.
*/
omap_mux_enable_wakeup("sys_nirq1");
}
static void tsp_set_power_gpio(bool on)
{
u32 r;
if (on) {
pr_info("tsp: power on.\n");
gpio_set_value(tsp_gpios[GPIO_TOUCH_EN].gpio, 1);
r = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r &= ~OMAP4_I2C3_SDA_PULLUPRESX_MASK;
r &= ~OMAP4_I2C3_SCL_PULLUPRESX_MASK;
omap4_ctrl_pad_writel(r,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
} else {
pr_info("tsp: power off.\n");
gpio_set_value(tsp_gpios[GPIO_TOUCH_EN].gpio, 0);
/* Below register settings needed by prevent current leakage. */
r = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= OMAP4_I2C3_SDA_PULLUPRESX_MASK;
r |= OMAP4_I2C3_SCL_PULLUPRESX_MASK;
omap4_ctrl_pad_writel(r,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
}
return;
}
int __init omap4_espresso10_irled_init(void)
{
int ret = 0;
int i;
unsigned int boardtype = omap4_espresso10_get_board_type();
if (system_rev > 6 && boardtype != SEC_MACHINE_ESPRESSO10_USA_BBY) {
for (i = 0; i < ARRAY_SIZE(irled_gpios); i++) {
irled_gpios[i].gpio =
omap_muxtbl_get_gpio_by_name(irled_gpios[i].label);
omap_mux_set_gpio(
OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE7,
irled_gpios[i].gpio);
}
return 0;
}
for (i = 0; i < ARRAY_SIZE(irled_gpios); i++)
irled_gpios[i].gpio =
omap_muxtbl_get_gpio_by_name(irled_gpios[i].label);
gpio_request_array(irled_gpios, ARRAY_SIZE(irled_gpios));
ret = irled_init();
if (ret < 0) {
pr_err("irled: irled_init failed\n");
for (i = 0; i < ARRAY_SIZE(irled_gpios); i++)
gpio_free(irled_gpios[i].gpio);
}
return ret;
}
void __init omap4_gokey_charger_init(void)
{
int ret;
charger_gpio_init();
gokey_gpio_i2c_init();
battery_manager_pdata.ta_gpio =
omap_muxtbl_get_gpio_by_name("TA_nCHG");
bq24157_pdata.ta_gpio =
omap_muxtbl_get_gpio_by_name("TA_nCHG");
bq24157_pdata.ta_irq =
gpio_to_irq(bq24157_pdata.ta_gpio);
bq24157_pdata.ta_enable_gpio =
omap_muxtbl_get_gpio_by_name("TA_nCONNECTED");
battery_manager_pdata.bat_removal =
omap_muxtbl_get_gpio_by_name("BAT_REMOVAL");
if (system_rev < 2)
omap_mux_set_gpio(OMAP_PIN_INPUT_PULLUP |
OMAP_MUX_MODE3, battery_manager_pdata.bat_removal);
bq24157_pdata.vf_gpio = battery_manager_pdata.bat_removal;
bq24157_pdata.vf_irq = gpio_to_irq(bq24157_pdata.vf_gpio);
battery_manager_pdata.jig_on =
omap_muxtbl_get_gpio_by_name("JIG_ON_18");
battery_manager_pdata.bootmode = sec_bootmode;
pr_info("%s: bootmode is %d\n",
__func__, battery_manager_pdata.bootmode);
/*
ret = platform_device_register(&gokey_gpio_i2c5_device);
if (ret < 0)
pr_err("%s: gpio_i2c5 device register fail\n", __func__);
*/
ret = platform_device_register(&gokey_gpio_i2c7_device);
if (ret < 0)
pr_err("%s: gpio_i2c7 device register fail\n", __func__);
i2c_register_board_info(4, bq24157_i2c, ARRAY_SIZE(bq24157_i2c));
i2c_register_board_info(7, beagle_i2c2_boardinfo,
ARRAY_SIZE(beagle_i2c2_boardinfo));
ret = platform_device_register(&battery_manager_device);
if (ret < 0)
pr_err("%s: battery monitor device register fail\n", __func__);
}
static void __init omap3_beagle_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap3_beagle_i2c_init();
printk(KERN_INFO "*************INIT I2C**************\n");
platform_add_devices(omap3_beagle_devices,
ARRAY_SIZE(omap3_beagle_devices));
omap_serial_init();
// omap_mux_init_gpio(170, OMAP_PIN_INPUT);
// gpio_request(170, "DVI_nPD");
// /* REVISIT leave DVI powered down until it's needed ... */
// gpio_direction_output(170, true);
//added by haolong to fix reset io of smsc9514, 2012/04/10-------
printk(KERN_ERR "#########pulldown gpio 40#######\n");
if(omap_mux_init_gpio(40, OMAP_PIN_OUTPUT) < 0)
{
printk(KERN_ERR "Unable to mux HUB_RST\n");
}
if (gpio_request(40, "HUB_RST") < 0) {
printk(KERN_ERR "Unable to get HUB_RST GPIO\n");
}
gpio_direction_output(40, 0);
//-------------------------------------------------------
usb_musb_init();
usb_ehci_init(&ehci_pdata);
omap3beagle_flash_init();
/* Ensure SDRC pins are mux'd for self-refresh */
omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
//--------------------------20111121 modified by haolong---------------------
// if (gpio_request(129, "DVI reset") < 0) {
// printk(KERN_ERR "Unable to get DVI reset GPIO\n");
// return;
// }
// gpio_direction_output(129, 1);
//------------------------------------------------------------------------
//2012/04/17 modified by haolong
omap_mux_set_gpio(OMAP_MUX_MODE4, 15);
// if(omap_mux_init_gpio(15, OMAP_PIN_OUTPUT) < 0)
// {
// printk(KERN_ERR "Unable to mux GPIO15_IRQ\n");
// }
// if (gpio_request(15, "GPIO15_IRQ") < 0) {
// printk(KERN_ERR "Unable to get IRQ GPIO\n");
// }
// gpio_direction_output(15, 1);
//---------------------------
}
void touch_i2c_to_gpio(bool to_gpios)
{
if (to_gpios) {
gpio_direction_output(tsp_gpios[GPIO_TOUCH_nINT].gpio, 0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
gpio_direction_output(tsp_gpios[GPIO_TOUCH_SCL].gpio, 0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_SCL].gpio);
gpio_direction_output(tsp_gpios[GPIO_TOUCH_SDA].gpio, 0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_SDA].gpio);
} else {
gpio_direction_output(tsp_gpios[GPIO_TOUCH_nINT].gpio, 1);
gpio_direction_input(tsp_gpios[GPIO_TOUCH_nINT].gpio);
omap_mux_set_gpio(OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
gpio_direction_output(tsp_gpios[GPIO_TOUCH_SCL].gpio, 1);
gpio_direction_input(tsp_gpios[GPIO_TOUCH_SCL].gpio);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE0,
tsp_gpios[GPIO_TOUCH_SCL].gpio);
gpio_direction_output(tsp_gpios[GPIO_TOUCH_SDA].gpio, 1);
gpio_direction_input(tsp_gpios[GPIO_TOUCH_SDA].gpio);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE0,
tsp_gpios[GPIO_TOUCH_SDA].gpio);
}
return;
}
static void __init gokey_tsp_gpio_init(void)
{
int i;
u32 r;
for (i = 0; i < ARRAY_SIZE(tsp_gpios); i++)
tsp_gpios[i].gpio =
omap_muxtbl_get_gpio_by_name(tsp_gpios[i].label);
gpio_request_array(tsp_gpios, ARRAY_SIZE(tsp_gpios));
gokey_i2c3_boardinfo[0].irq =
gpio_to_irq(tsp_gpios[GPIO_TOUCH_nINT].gpio);
/* i2c3 line using external pullup */
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= (1 << OMAP4_I2C3_SDA_PULLUPRESX_SHIFT);
r |= (1 << OMAP4_I2C3_SCL_PULLUPRESX_SHIFT);
omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_PIN_OFF_WAKEUPENABLE
| OMAP_MUX_MODE3, tsp_gpios[GPIO_TOUCH_nINT].gpio);
}
int mt_bt_power_on(void)
{
int error;
printk(KERN_INFO MODULE_TAG "mt_bt_power_on ++\n");
/************************************************************
* Make sure BT_PWR_EN is default gpio output low when
* system boot up, otherwise MT6622 gets actived unexpectedly
************************************************************/
// URXD, UTXD
// s3c_gpio_cfgpin(GPIO_BT_URXD_PIN, S3C_GPIO_SFN(0x2));
// s3c_gpio_cfgpin(GPIO_BT_UTXD_PIN, S3C_GPIO_SFN(0x2));
// PCMIN, PCMOUT, PCMCLK, PCMSYNC
/* not configured since SMDK4x12 has no modem */
// EINT
// EINT
/* set to EINT mode */
gpio_direction_input(GPIO_BT_EINT_PIN);/////////important
irq_num = gpio_to_irq(GPIO_BT_EINT_PIN);
printk("GPIO_BT_PWR_EN_PIN before config(out_h: %d) \n", gpio_get_value(GPIO_BT_PWR_EN_PIN));
// PWR_EN & RESET pull high
omap_mux_set_gpio(3, GPIO_BT_PWR_EN_PIN);
gpio_direction_output(GPIO_BT_PWR_EN_PIN, 1);
printk("GPIO_BT_PWR_EN_PIN after config(out_h: %d) \n", gpio_get_value(GPIO_BT_PWR_EN_PIN));
msleep(1000);
// PWR_EN & RESET
/* PWR_EN pin output high */
// s3c_gpio_cfgpin(GPIO_BT_PWR_EN_PIN, S3C_GPIO_SFN(0x1));
// gpio_direction_output(GPIO_BT_PWR_EN_PIN, 1);
/* RESET pin set to low */
// s3c_gpio_cfgpin(GPIO_BT_RESET_PIN, S3C_GPIO_SFN(0x1));
// gpio_direction_output(GPIO_BT_RESET_PIN, 0);
// msleep(15);
/* RESET pin pull up */
// gpio_direction_output(GPIO_BT_RESET_PIN, 1);
// msleep(1000);
error = mt_bt_request_irq();
if (error){
/* Clear GPIO configurations */
gpio_direction_output(GPIO_BT_PWR_EN_PIN, 0);
// gpio_direction_output(GPIO_BT_RESET_PIN, 0);
// omap_mux_set_gpio(3, GPIO_BT_EINT_PIN);
gpio_direction_output(GPIO_BT_EINT_PIN, 0);
// s3c_gpio_cfgpin(GPIO_BT_EINT_PIN, S3C_GPIO_SFN(0x1));
// gpio_direction_output(GPIO_BT_EINT_PIN, 0);
// s3c_gpio_cfgpin(GPIO_BT_URXD_PIN, S3C_GPIO_SFN(0x1));
// gpio_direction_output(GPIO_BT_URXD_PIN, 0);
// s3c_gpio_cfgpin(GPIO_BT_UTXD_PIN, S3C_GPIO_SFN(0x1));
// gpio_direction_output(GPIO_BT_UTXD_PIN, 0);
return error;
}
printk(KERN_INFO MODULE_TAG "mt_bt_power_on --\n");
return 0;
}
