[PATCH v2 03/12] ARM: dts: rockchip: Add usb host0 ohci node for rk3288
Kever Yang
kever.yang at rock-chips.com
Wed Jul 22 08:28:46 EDT 2020
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 at amarulasolutions.com>
Reviewed-by: Kever Yang <kever.yang at 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 at ff520000 doesn't actually work on hardware */
> + /* NOTE: doesn't work on RK3288, but fixed on RK3288W */
> + usb_host0_ohci: usb at 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 at ff540000 {
> compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
More information about the Linux-rockchip
mailing list