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Message-ID: <6cbc9758-5142-403a-a6e6-06b334639dba@foss.st.com>
Date:   Tue, 21 Nov 2023 14:30:41 +0100
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Subject: Re: [PATCH] ARM: dts: stm32: add STM32F746 syscfg clock
Content-Language: en-US
To:     Ben Wolsieffer <ben.wolsieffer@hefring.com>,
        <linux-stm32@st-md-mailman.stormreply.com>,
        <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>
CC:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>
References: <20231101155153.2767482-2-ben.wolsieffer@hefring.com>
From:   Alexandre TORGUE <alexandre.torgue@foss.st.com>
In-Reply-To: <20231101155153.2767482-2-ben.wolsieffer@hefring.com>
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Hi Ben

On 11/1/23 16:51, Ben Wolsieffer wrote:
> The syscfg syscon was missing its clock, therefore any attempt to
> read/write it after clk_disable_unused() silently failed. This was
> preventing external pin interrupts from working if they were initialized
> after this point.
> 
> Signed-off-by: Ben Wolsieffer <ben.wolsieffer@hefring.com>
> ---
>   arch/arm/boot/dts/st/stm32f746.dtsi | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/st/stm32f746.dtsi b/arch/arm/boot/dts/st/stm32f746.dtsi
> index 4942753d011e..cce6ab0e4617 100644
> --- a/arch/arm/boot/dts/st/stm32f746.dtsi
> +++ b/arch/arm/boot/dts/st/stm32f746.dtsi
> @@ -501,6 +501,7 @@ sdio1: mmc@40012c00 {
>   		syscfg: syscon@40013800 {
>   			compatible = "st,stm32-syscfg", "syscon";
>   			reg = <0x40013800 0x400>;
> +			clocks = <&rcc 0 STM32F7_APB2_CLOCK(SYSCFG)>;
>   		};
>   
>   		exti: interrupt-controller@40013c00 {

Applied on stm32-next.

Thanks
Alex