linux-kernel - Re: [PATCH] irqchip: ingenic: Add support for the JZ4725B SoC

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Date:   Fri, 20 Jul 2018 09:31:31 -0600
From:   Rob Herring <robh@...nel.org>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH] irqchip: ingenic: Add support for the JZ4725B SoC

On Fri, Jul 13, 2018 at 04:49:09PM +0200, Paul Cercueil wrote:
> The interrupt controller of the JZ4725B works the same way as the other
> JZ SoCs from Ingenic; so we just add a new compatible string.

This one too should have a fallback compatible and then the driver 
change isn't needed.

> 
> Signed-off-by: Paul Cercueil <paul@...pouillou.net>
> ---
>  Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.txt | 1 +
>  drivers/irqchip/irq-ingenic.c                                           | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.txt b/Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.txt
> index 5f89fb635a1b..f97fd8ab5e45 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.txt
> +++ b/Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.txt
> @@ -4,6 +4,7 @@ Required properties:
>  
>  - compatible : should be "ingenic,<socname>-intc". Valid strings are:
>      ingenic,jz4740-intc
> +    ingenic,jz4725b-intc
>      ingenic,jz4770-intc
>      ingenic,jz4775-intc
>      ingenic,jz4780-intc
> diff --git a/drivers/irqchip/irq-ingenic.c b/drivers/irqchip/irq-ingenic.c
> index fc5953dea509..2ff08986b536 100644
> --- a/drivers/irqchip/irq-ingenic.c
> +++ b/drivers/irqchip/irq-ingenic.c
> @@ -165,6 +165,7 @@ static int __init intc_1chip_of_init(struct device_node *node,
>  	return ingenic_intc_of_init(node, 1);
>  }
>  IRQCHIP_DECLARE(jz4740_intc, "ingenic,jz4740-intc", intc_1chip_of_init);
> +IRQCHIP_DECLARE(jz4725b_intc, "ingenic,jz4725b-intc", intc_1chip_of_init);
>  
>  static int __init intc_2chip_of_init(struct device_node *node,
>  	struct device_node *parent)
> -- 
> 2.11.0
>