On 2020/7/21 下午11:24, Jagan Teki wrote:
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 the quirk in ohci platform driver will disable ohci on rk3288.
Signed-off-by: Jagan Teki jagan@amarulasolutions.com
Reviewed-by: Kever Yang kever.yang@rock-chips.com
Thanks, - Kever
Changes for v2:
none
arch/arm/dts/rk3288.dtsi | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/arch/arm/dts/rk3288.dtsi b/arch/arm/dts/rk3288.dtsi index 18b372db3a..22bb06cec5 100644 --- a/arch/arm/dts/rk3288.dtsi +++ b/arch/arm/dts/rk3288.dtsi @@ -431,7 +431,16 @@ status = "disabled"; };
- /* NOTE: ohci@ff520000 doesn't actually work on hardware */
/* NOTE: doesn't work on RK3288, but 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",