int usb_rst_mask;
int gpio_vbus;
int gpio_vbus_det;
+ int gpio_id_det;
int id;
int init_count;
int power_on_count;
return -EINVAL;
}
+static int get_id_detect_gpio(int index)
+{
+ switch (index) {
+ case 0: return sunxi_name_to_gpio(CONFIG_USB0_ID_DET);
+ }
+ return -EINVAL;
+}
+
static void usb_phy_write(struct sunxi_usb_phy *phy, int addr,
int data, int len)
{
usb_phy_write(phy, 0x20, 0x14, 5);
/* threshold adjustment disconnect */
-#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN6I
- usb_phy_write(phy, 0x2a, 3, 2);
-#else
+#if defined CONFIG_MACH_SUN5I || defined CONFIG_MACH_SUN7I
usb_phy_write(phy, 0x2a, 2, 2);
+#else
+ usb_phy_write(phy, 0x2a, 3, 2);
#endif
return;
gpio_set_value(phy->gpio_vbus, 0);
}
+int sunxi_usb_phy_power_is_on(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+
+ return phy->power_on_count > 0;
+}
+
int sunxi_usb_phy_vbus_detect(int index)
{
struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
int err, retries = 3;
- if (phy->gpio_vbus_det < 0) {
- eprintf("Error: invalid vbus detection pin\n");
+ if (phy->gpio_vbus_det < 0)
return phy->gpio_vbus_det;
- }
err = gpio_get_value(phy->gpio_vbus_det);
/*
return err;
}
+int sunxi_usb_phy_id_detect(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+
+ if (phy->gpio_id_det < 0)
+ return phy->gpio_id_det;
+
+ return gpio_get_value(phy->gpio_id_det);
+}
+
int sunxi_usb_phy_probe(void)
{
struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
if (ret)
return ret;
}
+
+ phy->gpio_id_det = get_id_detect_gpio(i);
+ if (phy->gpio_id_det >= 0) {
+ ret = gpio_request(phy->gpio_id_det, "usb_id_det");
+ if (ret)
+ return ret;
+ ret = gpio_direction_input(phy->gpio_id_det);
+ if (ret)
+ return ret;
+ sunxi_gpio_set_pull(phy->gpio_id_det,
+ SUNXI_GPIO_PULL_UP);
+ }
}
setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
if (phy->gpio_vbus_det >= 0)
gpio_free(phy->gpio_vbus_det);
+
+ if (phy->gpio_id_det >= 0)
+ gpio_free(phy->gpio_id_det);
}
return 0;