linux-kernel - Re: [PATCH] arm64: dts: ti: k3-am65-mcu: add system control module node

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Date:   Fri, 17 Jan 2020 14:57:16 +0200
From:   Tero Kristo <t-kristo@...com>
To:     Grygorii Strashko <grygorii.strashko@...com>,
        Nishanth Menon <nm@...com>, Rob Herring <robh+dt@...nel.org>,
        <devicetree@...r.kernel.org>
CC:     Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] arm64: dts: ti: k3-am65-mcu: add system control module
 node

On 16/12/2019 21:39, Grygorii Strashko wrote:
> The MCU System control module support is added to the device tree to allow
> drivers to access to their System control module registers.
> 
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>

Queued up for 5.6, thanks!

-Tero

> ---
>   arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 8 ++++++++
>   arch/arm64/boot/dts/ti/k3-am65.dtsi     | 2 ++
>   2 files changed, 10 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> index 27fc73f94cf9..3f76c2120b95 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
> @@ -6,6 +6,14 @@
>    */
>   
>   &cbass_mcu {
> +	mcu_conf: scm_conf@...00000 {
> +		compatible = "syscon", "simple-mfd";
> +		reg = <0x0 0x40f00000 0x0 0x20000>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0x0 0x0 0x40f00000 0x20000>;
> +	};
> +
>   	mcu_uart0: serial@...00000 {
>   		compatible = "ti,am654-uart";
>   			reg = <0x00 0x40a00000 0x00 0x100>;
> diff --git a/arch/arm64/boot/dts/ti/k3-am65.dtsi b/arch/arm64/boot/dts/ti/k3-am65.dtsi
> index 6dfccd5d56c8..0923e71f663a 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65.dtsi
> @@ -74,6 +74,7 @@
>   			 /* MCUSS Range */
>   			 <0x00 0x28380000 0x00 0x28380000 0x00 0x03880000>,
>   			 <0x00 0x40200000 0x00 0x40200000 0x00 0x00900100>,
> +			 <0x00 0x40f00000 0x00 0x40f00000 0x00 0x00020000>, /* CTRL_MMR0 */
>   			 <0x00 0x41000000 0x00 0x41000000 0x00 0x00020000>,
>   			 <0x00 0x41400000 0x00 0x41400000 0x00 0x00020000>,
>   			 <0x00 0x41c00000 0x00 0x41c00000 0x00 0x00080000>,
> @@ -88,6 +89,7 @@
>   			#size-cells = <2>;
>   			ranges = <0x00 0x28380000 0x00 0x28380000 0x00 0x03880000>, /* MCU NAVSS*/
>   				 <0x00 0x40200000 0x00 0x40200000 0x00 0x00900100>, /* First peripheral window */
> +				 <0x00 0x40f00000 0x00 0x40f00000 0x00 0x00020000>, /* CTRL_MMR0 */
>   				 <0x00 0x41000000 0x00 0x41000000 0x00 0x00020000>, /* MCU R5F Core0 */
>   				 <0x00 0x41400000 0x00 0x41400000 0x00 0x00020000>, /* MCU R5F Core1 */
>   				 <0x00 0x41c00000 0x00 0x41c00000 0x00 0x00080000>, /* MCU SRAM */
> 

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