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Date:   Tue, 8 Feb 2022 18:35:19 -0600
From:   Nishanth Menon <nm@ti.com>
To:     Hari Nagalla <hnagalla@ti.com>
CC:     <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <vigneshr@ti.com>, <robh+dt@kernel.org>
Subject: Re: [PATCH] arm64: dts: ti: k3-am64: Add ESM0 to device memory map
Message-ID: <20220209003519.clokfvln7m2deewi@buddhism>
References: <20220208182119.24707-1-hnagalla@ti.com>
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Please loop in LAKML as stated in MAINTAINERS file.

On 12:21-20220208, Hari Nagalla wrote:
> AM64x SoCs have two ESM modules, with one in MAIN voltage domain and the
> other in MCU voltage domain. The error output from Main ESM module can
> be routed to the MCU ESM module. The error output of MCU ESM can be
> configured to reset the device.

So what happens to the window for MCU ESM - Is that already open?

> 
> For ESM details please refer technical reference manual at
> https://www.ti.com/lit/pdf/spruim2
> 
> Signed-off-by: Hari Nagalla <hnagalla@ti.com>
> ---
>  arch/arm64/boot/dts/ti/k3-am64.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi
> index 120974726be8..0622a93ec136 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi
> @@ -66,6 +66,7 @@
>  		#address-cells = <2>;
>  		#size-cells = <2>;
>  		ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */
> +			 <0x00 0x00420000 0x00 0x00420000 0x00 0x00001000>, /* ESM0 */
>  			 <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */
>  			 <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */
>  			 <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */
> -- 
> 2.17.1
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D