Hi Miquel,
On mar., janv. 29 2019, Miquel Raynal <miquel.raynal@xxxxxxxxxxx> wrote:
> The specification splits the USB2 memory region into three sections:
> 1/ 0xD005E000-0xD005EFFF: USB2 Host Controller Registers
> 2/ 0xD005F000-0xD005F7FF: USB2 UTMI PHY Registers
> 3/ 0xD005F800-0xD005FFFF: USB2 Host Miscellaneous Registers
>
> Section 1/ belongs to the USB2 node but section 2/ belongs to the UTMI
> PHY node. Section 3/ can be accessed by both the USB controller and
> the PHY because of the miscaellaneous nature of the registers inside
> so a specific node will be created to cover the area and a handle to
> it will be added in both the USB controller and the PHY node.
>
> Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
Applied to mvebu/dt64
Thanks,
Gregory
> ---
> arch/arm64/boot/dts/marvell/armada-37xx.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> index d6e548618a95..5cfd1b920f31 100644
> --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> @@ -351,7 +351,7 @@
>
> usb2: usb@5e000 {
> compatible = "marvell,armada-3700-ehci";
> - reg = <0x5e000 0x2000>;
> + reg = <0x5e000 0x1000>;
> interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
> status = "disabled";
> };
> --
> 2.19.1
>
>
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--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com
