Пример #1
0
void usb_host_phy_init(void)
{
#if defined(CONFIG_SAMSUNG_PHONE_SVNET)
	mc_control_pda_active(1);
	if (mc_is_modem_on() && !mc_is_host_wakeup()) {
		mc_control_slave_wakeup(1);
	}
#endif
	/*  Must be enable usbhost & usbotg clk  */
	usb_clk_get(USBHOST_CLK);
	usb_clk_get(USBOTG_CLK);

	if (__raw_readl(S5P_USBHOST_PHY_CONTROL) & (0x1<<0)) {
		printk(KERN_ERR"[usb_host_phy_init]Already power on PHY\n");
		return;
	}

#ifdef CONFIG_CPU_S5PV310_EVT1
	 /*
	 // set XuhostOVERCUR to in-active by controlling ET6PUD[15:14]
	 //  0x0 : pull-up/down disabled
	 //  0x1 : pull-down enabled
	 //  0x2 : reserved
	 //  0x3 : pull-up enabled
	 */
	__raw_writel((__raw_readl(ETC6PUD) & ~(0x3 << 14)) | (0x3 << 14), ETC6PUD); //pull-up
#else
	__raw_writel((__raw_readl(ETC6PUD) & ~(0x3 << 14)) | (0x1 << 14), ETC6PUD); // pull-down
#endif

	__raw_writel(__raw_readl(S5P_USBHOST_PHY_CONTROL)
		|(0x1<<0), S5P_USBHOST_PHY_CONTROL);

	/* floating prevention logic : disable */
	__raw_writel((__raw_readl(S3C_USBOTG_PHY1CON) | (0x1<<0)),
		S3C_USBOTG_PHY1CON);

	/* set hsic phy0,1 to normal */
	__raw_writel((__raw_readl(S3C_USBOTG_PHYPWR) & ~(0xf<<9)),
		S3C_USBOTG_PHYPWR);

	/* phy-power on */
	__raw_writel((__raw_readl(S3C_USBOTG_PHYPWR) & ~(0x7<<6)),
		S3C_USBOTG_PHYPWR);

	/* set clock source for PLL (24MHz) */
	__raw_writel((__raw_readl(S3C_USBOTG_PHYCLK) | (0x1<<7) | (0x3<<0)),
		S3C_USBOTG_PHYCLK);

	/* reset all ports of both PHY and Link */
	__raw_writel((__raw_readl(S3C_USBOTG_RSTCON) | (0x1<<6) | (0x7<<3)),
		S3C_USBOTG_RSTCON);
	udelay(10);
	__raw_writel((__raw_readl(S3C_USBOTG_RSTCON) & ~(0x1<<6) & ~(0x7<<3)),
		S3C_USBOTG_RSTCON);
	udelay(50);

	usb_clk_put(USBOTG_CLK);
}
Пример #2
0
int mc_control_pda_active(int val)
{
	if (!global_mc)
		return -EFAULT;

	if (mc_is_modem_on()) {
		gpio_set_value(global_mc->gpio_pda_active , val ? 1 : 0);
		dev_dbg(global_mc->dev, "PDA_ACTIVE:%d\n", val ? 1 : 0);
	}
	return 0;
}
int mc_control_active_state(int val)
{
	if (!global_mc)
		return -EFAULT;

	if (mc_is_modem_on()) {
		gpio_set_value(global_mc->gpio_host_active, val ? 1 : 0);
		printk("APtoLTE Active:%d\n", val ? 1 : 0);
	}
	return 0;
}
Пример #4
0
int mc_control_active_state(int val)
{
	if (!global_mc)
		return -EFAULT;

	if (mc_is_modem_on()) {
		gpio_set_value(global_mc->gpio_active_state, val ? 1 : 0);
		dev_dbg(global_mc->dev, "ACTIVE_STATE:%d\n", val ? 1 : 0);
	}
	return 0;
}
Пример #5
0
static int modemctl_resume(struct device *dev)
{
	struct platform_device *pdev = to_platform_device(dev);
	struct modemctl *mc = platform_get_drvdata(pdev);

	if (device_may_wakeup(dev) && mc_is_modem_on())
		disable_irq_wake(mc->irq[1]);

	if (mc->ops && mc->ops->modem_resume)
		mc->ops->modem_resume(mc);

	return 0;
}
Пример #6
0
int mc_control_active_state(int val)
{
	if (!global_mc)
		return -EFAULT;

#if defined(CONFIG_CHN_CMCC_SPI_SPRD)
	return 0;
#endif

	if (mc_is_modem_on()) {
		gpio_set_value(global_mc->gpio_active_state, val ? 1 : 0);
		dev_dbg(global_mc->dev, "ACTIVE_STATE:%d\n", val ? 1 : 0);
	}
	return 0;
}
static int modemctl_suspend(struct device *dev)
{
	struct platform_device *pdev = to_platform_device(dev);
	struct modemctl *mc = platform_get_drvdata(pdev);

printk(KERN_INFO "%s IN\n", __func__);

	if (mc->ops && mc->ops->modem_suspend)
		mc->ops->modem_suspend(mc);

	if (device_may_wakeup(dev) && mc_is_modem_on())
		enable_irq_wake(mc->irq[1]);

	return 0;
}