[PATCH v2 1/2] x86: edison: Use dwc3-generic driver for Intel Edison

[Andy Shevchenko <andriy.shevchenko@linux.intel.com>]

Use generic Synopsys DesignWare 3 driver on Intel Edison.
For now it's just a stub which allows future refactoring.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
v2: no changes
 arch/x86/cpu/tangier/Kconfig    | 3 +++
 arch/x86/dts/edison.dts         | 4 ++++
 drivers/usb/dwc3/dwc3-generic.c | 1 +
 3 files changed, 8 insertions(+)

diff --git a/arch/x86/cpu/tangier/Kconfig b/arch/x86/cpu/tangier/Kconfig
index d2b7edecd604..94d9d74a325c 100644
--- a/arch/x86/cpu/tangier/Kconfig
+++ b/arch/x86/cpu/tangier/Kconfig
@@ -10,8 +10,11 @@ config INTEL_TANGIER
 	imply MMC_SDHCI
 	imply MMC_SDHCI_SDMA
 	imply MMC_SDHCI_TANGIER
+	imply MISC
 	imply USB
+	imply USB_XHCI_HCD
 	imply USB_DWC3
+	imply USB_DWC3_GENERIC
 
 if INTEL_TANGIER
 
diff --git a/arch/x86/dts/edison.dts b/arch/x86/dts/edison.dts
index 97cc6ec386c2..600d6d256246 100644
--- a/arch/x86/dts/edison.dts
+++ b/arch/x86/dts/edison.dts
@@ -105,6 +105,10 @@
 		reg = <0xff009000 0x1000>;
 	};
 
+	usb: usb at f9100000 {
+		compatible = "intel,tangier-dwc3";
+	};
+
 	watchdog: wdt at 0 {
 		compatible = "intel,tangier-wdt";
 	};
diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c
index a936f71d2e5d..222358d39593 100644
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -449,6 +449,7 @@ static const struct udevice_id dwc3_glue_ids[] = {
 	{ .compatible = "rockchip,rk3328-dwc3" },
 	{ .compatible = "rockchip,rk3399-dwc3" },
 	{ .compatible = "qcom,dwc3" },
+	{ .compatible = "intel,tangier-dwc3" },
 	{ }
 };
 
-- 
2.29.2