From mboxrd@z Thu Jan  1 00:00:00 1970
From: Gregory CLEMENT <gregory.clement@bootlin.com>
Subject: Re: [PATCH v5 4/6] ARM64: dts: marvell: armada-37xx: fix USB2 memory
 region
Date: Wed, 06 Feb 2019 12:09:28 +0100
Message-ID: <87zhr96umv.fsf@FE-laptop>
References: <20190129093635.4321-1-miquel.raynal@bootlin.com>
 <20190129093635.4321-5-miquel.raynal@bootlin.com>
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To: Kishon Vijay Abraham I <kishon@ti.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: devicetree@vger.kernel.org, Antoine Tenart <antoine.tenart@bootlin.com>, Maxime Chevallier <maxime.chevallier@bootlin.com>, Nadav Haklai <nadavh@marvell.com>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, Miquel Raynal <miquel.raynal@bootlin.com>, linux-arm-kernel@lists.infradead.org
List-Id: devicetree@vger.kernel.org

Hi Miquel,
 
 On mar., janv. 29 2019, Miquel Raynal <miquel.raynal@bootlin.com> 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@bootlin.com>

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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> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com