linux-kernel - Re: [PATCHv3 RESEND 1/8] ARM: dts: stm32: set HSE_RTC clock frequency to 1 MHz on stm32f429

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Message-ID: <52199299-524a-631a-d076-080c03433674@st.com>
Date:   Mon, 16 Jan 2017 15:39:22 +0100
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     Amelie Delaunay <amelie.delaunay@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCHv3 RESEND 1/8] ARM: dts: stm32: set HSE_RTC clock frequency
 to 1 MHz on stm32f429

Hi Amélie,

On 01/16/2017 02:29 PM, Amelie Delaunay wrote:
> This patch set HSE_RTC clock frequency to 1 MHz, as the clock supplied to
> the RTC must be 1 MHz.
>
> Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
> ---
>  arch/arm/boot/dts/stm32f429.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
> index e9324a3..557c1f4 100644
> --- a/arch/arm/boot/dts/stm32f429.dtsi
> +++ b/arch/arm/boot/dts/stm32f429.dtsi
> @@ -433,6 +433,8 @@
>  			reg = <0x40023800 0x400>;
>  			clocks = <&clk_hse>, <&clk_i2s_ckin>;
>  			st,syscfg = <&pwrcfg>;
> +			assigned-clocks = <&rcc 1 CLK_HSE_RTC>;
> +			assigned-clock-rates = <1000000>;
>  		};
>
>  		dma1: dma-controller@...26000 {
>

Applied on stm32-dt-for-v4.11

Thanks
Alex