ARM: dts: rockchip: Add usb host0 ohci node for rk3288

rk3288 and rk3288w have a usb host0 ohci controller.

Although rk3288 ohci doesn't actually work on hardware, but
rk3288w ohci can work well.

So add usb host0 ohci node in rk3288 dtsi and boards
can then enable it if supported.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Cc: William Wu <william.wu@rock-chips.com>
Link: https://lore.kernel.org/r/20200720105846.367776-1-jagan@amarulasolutions.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index 9fa11b9f452210a565249411324b8a9a0a68e083..68d5a58cfe889a6105507eeda5d5d60d0f6e6107 100644 (file)
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -616,7 +616,16 @@
                status = "disabled";
        };
 
-       /* NOTE: ohci@ff520000 doesn't actually work on hardware */
+       /* NOTE: doesn't work on RK3288, but was fixed on RK3288W */
+       usb_host0_ohci: usb@ff520000 {
+               compatible = "generic-ohci";
+               reg = <0x0 0xff520000 0x0 0x100>;
+               interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&cru HCLK_USBHOST0>;
+               phys = <&usbphy1>;
+               phy-names = "usb";
+               status = "disabled";
+       };
 
        usb_host1: usb@ff540000 {
                compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",