linux-kernel - RE: [PATCH] arm64: dts: realtek: rtd16xx: Add memory reservations

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Message-ID: <51cf409ed1a44f038a5f1df133986063@realtek.com>
Date:   Wed, 15 Jan 2020 08:13:05 +0000
From:   James Tai <james.tai@...ltek.com>
To:     Andreas Färber <afaerber@...e.de>,
        "linux-realtek-soc@...ts.infradead.org" 
        <linux-realtek-soc@...ts.infradead.org>
CC:     "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Mark Rutland" <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: RE: [PATCH] arm64: dts: realtek: rtd16xx: Add memory reservations

> Reserve memory regions for RPC and TEE.
> 
> Fixes: e5a9e237608d ("arm64: dts: realtek: Add RTD1619 SoC and Realtek
> Mjolnir EVB")
> Cc: James Tai <james.tai@...ltek.com>
> Signed-off-by: Andreas Färber <afaerber@...e.de>
> ---
>  arch/arm64/boot/dts/realtek/rtd16xx.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/realtek/rtd16xx.dtsi
> b/arch/arm64/boot/dts/realtek/rtd16xx.dtsi
> index 3c70a0da329e..4dc6c9f13c43 100644
> --- a/arch/arm64/boot/dts/realtek/rtd16xx.dtsi
> +++ b/arch/arm64/boot/dts/realtek/rtd16xx.dtsi
> @@ -14,6 +14,25 @@
>  	#address-cells = <1>;
>  	#size-cells = <1>;
> 
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		rpc_comm: rpc@...00 {
> +			reg = <0x2f000 0x1000>;
> +		};
> +
> +		rpc_ringbuf: rpc@...e000 {
> +			reg = <0x1ffe000 0x4000>;
> +		};
> +
> +		tee: tee@...00000 {
> +			reg = <0x10100000 0xf00000>;
> +			no-map;
> +		};
> +	};
> +
>  	cpus {
>  		#address-cells = <1>;
>  		#size-cells = <0>;
> --
> 2.16.4
> 
> 
Acked-by: James Tai <james.tai@...ltek.com>