linux-kernel - Re: [PATCH v3 1/2] arm64: dts: ti: k3-am64: Add GPIO DT nodes

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Message-ID: <b736ac35-6f2b-a31f-2704-2412ab3bbec4@ti.com>
Date:   Fri, 19 Mar 2021 11:55:28 +0530
From:   Lokesh Vutla <lokeshvutla@...com>
To:     Aswath Govindraju <a-govindraju@...com>
CC:     Vignesh Raghavendra <vigneshr@...com>,
        Grygorii Strashko <grygorii.strashko@...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 v3 1/2] arm64: dts: ti: k3-am64: Add GPIO DT nodes



On 19/03/21 10:49 am, Aswath Govindraju wrote:
> Add device tree nodes for GPIO modules and interrupt controller in main
> and mcu domains.
> 
> Signed-off-by: Aswath Govindraju <a-govindraju@...com>

Reviewed-by: Lokesh Vutla <lokeshvutla@...com>

Thanks and regards,
Lokesh

> ---
>  arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 45 ++++++++++++++++++++++++
>  arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi  | 27 ++++++++++++++
>  2 files changed, 72 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> index a03b66456062..b997d13f9ec5 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> @@ -373,6 +373,51 @@
>  		clocks = <&k3_clks 145 0>;
>  	};
>  
> +	main_gpio_intr: interrupt-controller0 {
> +		compatible = "ti,sci-intr";
> +		ti,intr-trigger-type = <1>;
> +		interrupt-controller;
> +		interrupt-parent = <&gic500>;
> +		#interrupt-cells = <1>;
> +		ti,sci = <&dmsc>;
> +		ti,sci-dev-id = <3>;
> +		ti,interrupt-ranges = <0 32 16>;
> +	};
> +
> +	main_gpio0: gpio@...000 {
> +		compatible = "ti,am64-gpio", "ti,keystone-gpio";
> +		reg = <0x0 0x00600000 0x0 0x100>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		interrupt-parent = <&main_gpio_intr>;
> +		interrupts = <190>, <191>, <192>,
> +			     <193>, <194>, <195>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		ti,ngpio = <87>;
> +		ti,davinci-gpio-unbanked = <0>;
> +		power-domains = <&k3_pds 77 TI_SCI_PD_EXCLUSIVE>;
> +		clocks = <&k3_clks 77 0>;
> +		clock-names = "gpio";
> +	};
> +
> +	main_gpio1: gpio@...000 {
> +		compatible = "ti,am64-gpio", "ti,keystone-gpio";
> +		reg = <0x0 0x00601000 0x0 0x100>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		interrupt-parent = <&main_gpio_intr>;
> +		interrupts = <180>, <181>, <182>,
> +			     <183>, <184>, <185>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		ti,ngpio = <88>;
> +		ti,davinci-gpio-unbanked = <0>;
> +		power-domains = <&k3_pds 78 TI_SCI_PD_EXCLUSIVE>;
> +		clocks = <&k3_clks 78 0>;
> +		clock-names = "gpio";
> +	};
> +
>  	sdhci0: mmc@...0000 {
>  		compatible = "ti,am64-sdhci-8bit";
>  		reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
> index 1d2be485a669..99e94dee1bd4 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
> @@ -73,4 +73,31 @@
>  		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
>  		clocks = <&k3_clks 148 0>;
>  	};
> +
> +	mcu_gpio_intr: interrupt-controller1 {
> +		compatible = "ti,sci-intr";
> +		ti,intr-trigger-type = <1>;
> +		interrupt-controller;
> +		interrupt-parent = <&gic500>;
> +		#interrupt-cells = <1>;
> +		ti,sci = <&dmsc>;
> +		ti,sci-dev-id = <5>;
> +		ti,interrupt-ranges = <0 104 4>;
> +	};
> +
> +	mcu_gpio0: gpio@...1000 {
> +		compatible = "ti,am64-gpio", "keystone-gpio";
> +		reg = <0x0 0x4201000 0x0 0x100>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		interrupt-parent = <&mcu_gpio_intr>;
> +		interrupts = <30>, <31>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		ti,ngpio = <23>;
> +		ti,davinci-gpio-unbanked = <0>;
> +		power-domains = <&k3_pds 79 TI_SCI_PD_EXCLUSIVE>;
> +		clocks = <&k3_clks 79 0>;
> +		clock-names = "gpio";
> +	};
>  };
>