linux-kernel - Re: [PATCH v4 3/3] arm64: dts: ti: k3-am64-main: Update the location of TF-A

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Message-ID: <f9b2c66b-31e4-84c7-c364-debdd7e4196e@ti.com>
Date:   Tue, 15 Jun 2021 13:48:59 -0500
From:   Suman Anna <s-anna@...com>
To:     Aswath Govindraju <a-govindraju@...com>
CC:     Vignesh Raghavendra <vigneshr@...com>,
        Lokesh Vutla <lokeshvutla@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 3/3] arm64: dts: ti: k3-am64-main: Update the location
 of TF-A

On 6/15/21 12:43 PM, Aswath Govindraju wrote:
> Due to a limitation for USB DFU boot mode, SPL load address has to be less
> than  or equal to 0x70001000. So, load address of SPL and TF-A have been
> moved to 0x70000000 and 0x701c4000 respectively.
> 
> Therefore, update TF-A's location in the device tree node.
> 
> Signed-off-by: Aswath Govindraju <a-govindraju@...com>

Reviewed-by: Suman Anna <s-anna@...com>

> ---
>  arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> index 6a883f4349cb..7ab3652dfdfb 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> @@ -24,8 +24,8 @@
>  		#size-cells = <1>;
>  		ranges = <0x0 0x00 0x70000000 0x200000>;
>  
> -		tfa-sram@0 {
> -			reg = <0x0 0x1c000>;
> +		tfa-sram@...000 {
> +			reg = <0x1c4000 0x1c000>;
>  		};
>  
>  		dmsc-sram@...000 {
>