C++ (Cpp) port_exp_direction_output示例

示例#1

文件： mx6sxsabreauto.c 项目： 0xFelix/u-boot-edminiv2

int board_init(void)
{
	/* Address of boot parameters */
	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;

#ifdef CONFIG_SYS_I2C_MXC
	setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
	setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3);
#endif

	/* Reset CPU_PER_RST_B signal for enet phy and PCIE */
	port_exp_direction_output(CPU_PER_RST_B, 0);
	udelay(500);
	port_exp_direction_output(CPU_PER_RST_B, 1);

	/* Set steering signal to L for selecting B0 */
	port_exp_direction_output(STEER_ENET, 0);

#ifdef CONFIG_USB_EHCI_MX6
	setup_usb();
#endif

#ifdef CONFIG_FSL_QSPI
	board_qspi_init();
#endif

#ifdef CONFIG_NAND_MXS
	setup_gpmi_nand();
#endif

	return 0;
}

示例#2

文件： mx6sabreauto.c 项目： analogdevicesinc/u-boot-xlnx

int board_ehci_power(int port, int on)
{
	switch (port) {
	case 0:
		if (on)
			port_exp_direction_output(USB_OTG_PWR, 1);
		else
			port_exp_direction_output(USB_OTG_PWR, 0);
		break;
	case 1:
		if (on)
			port_exp_direction_output(USB_HOST1_PWR, 1);
		else
			port_exp_direction_output(USB_HOST1_PWR, 0);
		break;
	default:
		printf("MXC USB port %d not yet supported\n", port);
		return -EINVAL;
	}

	return 0;
}