/**
* @brief: initial ak3916 machine
*
* @author: caolianming
* @date: 2014-01-09
*/
static void __init ak3910_init_machine(void)
{
adc1_init();
spi_register_board_info(ak39_spi_board_dev, ARRAY_SIZE(ak39_spi_board_dev));
ak39_spi1_device.dev.platform_data = &ak39_spi1_info;
ak39_motor0_device.dev.platform_data = &ak39_motor0_pdata;
ak39_motor1_device.dev.platform_data = &ak39_motor1_pdata;
ak39_mmc_device.dev.platform_data = &mmc_plat_data;
ak39_sdio_device.dev.platform_data = &sdio_plat_data;
ak39_crypto_device.dev.platform_data = &akcrypto_pdata;
ak39_usb_otg_hcd_device.dev.platform_data = &akotghc_plat_data;
ak39_mac_device.dev.platform_data = &ak39_mac_pdata;
ak39_led_pdev.dev.platform_data = &led_pdata;
ak39_gpio_keys_device.dev.platform_data = &gpio_keys_platform_data;
ak39_battery_power.dev.platform_data = &ak39_bat_info;
ak39_camera_interface.dev.platform_data = &ak39_camera_info;
platform_add_devices(ak3910_platform_devices,
ARRAY_SIZE(ak3910_platform_devices));
l2_init();
return;
}
/**
* @brief
* @param
* @retval
*/
static void device_init(void)
{
port_init();
#ifdef INTERFACE_4WIRE_SPI
spi1_init();
#endif
iic_init();
adc1_init();
}
uint16_t adc1_read(int chan)
{
if((chan < 0) || (7 < chan))
return 0;
//print1("start adc");
adc1_init();
AT91C_BASE_ADC->ADC_CHER = (1 << chan);
AT91C_BASE_ADC->ADC_CR = 0x2;
while(!(AT91C_BASE_ADC->ADC_SR & (1 << chan)));
uint32_t *ptr = (uint32_t*)&(AT91C_BASE_ADC->ADC_CDR0);
ptr += chan;
uint16_t res = *ptr;
//print1("end adc");
return res;
}
