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Subject: Re: [PATCH v4 2/6] arm64: dts: ti: iot2050: Disable SR2.0-only PRUs
To:     Jan Kiszka <jan.kiszka@siemens.com>, Nishanth Menon <nm@ti.com>,
        Tero Kristo <kristo@kernel.org>,
        Rob Herring <robh+dt@kernel.org>
CC:     <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
        Bao Cheng Su <baocheng.su@siemens.com>,
        Chao Zeng <chao.zeng@siemens.com>,
        Aswath Govindraju <a-govindraju@ti.com>
References: <cover.1631708830.git.jan.kiszka@siemens.com>
 <c18b46fcf205074db2bdd6d0f7694f07216fc241.1631708830.git.jan.kiszka@siemens.com>
From:   Suman Anna <s-anna@ti.com>
Message-ID: <29a9389f-c27a-9b88-37b8-2de3bf54c37a@ti.com>
Date:   Tue, 21 Sep 2021 10:06:19 -0500
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On 9/15/21 7:27 AM, Jan Kiszka wrote:
> From: Jan Kiszka <jan.kiszka@siemens.com>
> 
> The IOT2050 devices described so far are using SR1.0 silicon, thus do
> not have the additional PRUs of the ICSSG of the SR2.0. Disable them.
> 
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> Acked-by: Aswath Govindraju <a-govindraju@ti.com>

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

> ---
>  .../boot/dts/ti/k3-am65-iot2050-common.dtsi   | 24 +++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> index 6261ca8ee2d8..58c8e64d5885 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> @@ -716,3 +716,27 @@ &icssg1_mdio {
>  &icssg2_mdio {
>  	status = "disabled";
>  };
> +
> +&tx_pru0_0 {
> +	status = "disabled";
> +};
> +
> +&tx_pru0_1 {
> +	status = "disabled";
> +};
> +
> +&tx_pru1_0 {
> +	status = "disabled";
> +};
> +
> +&tx_pru1_1 {
> +	status = "disabled";
> +};
> +
> +&tx_pru2_0 {
> +	status = "disabled";
> +};
> +
> +&tx_pru2_1 {
> +	status = "disabled";
> +};
>