static int __init osk_tps_init(void)
{
if (!machine_is_omap_osk())
return 0;
/* Let LED1 (D9) blink */
tps65010_set_led(LED1, BLINK);
/* Disable LED 2 (D2) */
tps65010_set_led(LED2, OFF);
/* Set GPIO 1 HIGH to disable VBUS power supply;
* OHCI driver powers it up/down as needed.
*/
tps65010_set_gpio_out_value(GPIO1, HIGH);
/* Set GPIO 2 low to turn on LED D3 */
tps65010_set_gpio_out_value(GPIO2, HIGH);
/* Set GPIO 3 low to take ethernet out of reset */
tps65010_set_gpio_out_value(GPIO3, LOW);
/* gpio4 for VDD_DSP */
/* FIXME send power to DSP iff it's configured */
/* Enable LOW_PWR */
tps65010_set_low_pwr(ON);
/* Switch VLDO2 to 3.0V for AIC23 */
tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
| TPS_LDO1_ENABLE);
return 0;
}
static int tps_setup(struct i2c_client *client, void *context)
{
tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
return 0;
}
static void osiris_dvs_tps_setdvs(bool on)
{
unsigned vregs1 = 0, vdcdc2 = 0;
if (!on) {
vdcdc2 = TPS_VCORE_DISCH | TPS_LP_COREOFF;
vregs1 = TPS_LDO1_OFF; /* turn off in low-power mode */
}
dvs_en = on;
vdcdc2 |= TPS_VCORE_1_3V | TPS_VCORE_LP_1_0V;
vregs1 |= TPS_LDO2_ENABLE | TPS_LDO1_ENABLE;
tps65010_config_vregs1(vregs1);
tps65010_config_vdcdc2(vdcdc2);
}
static int osk_tps_setup(struct i2c_client *client, void *context)
{
if (!IS_BUILTIN(CONFIG_TPS65010))
return -ENOSYS;
/* Set GPIO 1 HIGH to disable VBUS power supply;
* OHCI driver powers it up/down as needed.
*/
gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
/* Set GPIO 2 high so LED D3 is off by default */
tps65010_set_gpio_out_value(GPIO2, HIGH);
/* Set GPIO 3 low to take ethernet out of reset */
gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
/* GPIO4 is VDD_DSP */
gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
/* REVISIT if DSP support isn't configured, power it off ... */
/* Let LED1 (D9) blink; leds-gpio may override it */
tps65010_set_led(LED1, BLINK);
/* Set LED2 off by default */
tps65010_set_led(LED2, OFF);
/* Enable LOW_PWR handshake */
tps65010_set_low_pwr(ON);
/* Switch VLDO2 to 3.0V for AIC23 */
tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
| TPS_LDO1_ENABLE);
/* register these three LEDs */
osk5912_tps_leds.dev.parent = &client->dev;
platform_device_register(&osk5912_tps_leds);
return 0;
}
