linux-kernel - Re: [PATCH v4 8/9] ARM: dts: stm32f4: Add external I2S clock

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Message-ID: <340234ae-8d01-82e0-8a29-06f401c20d75@st.com>
Date:   Tue, 10 Jan 2017 11:59:10 +0100
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     Gabriel FERNANDEZ <gabriel.fernandez@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Nicolas Pitre <nico@...aro.org>, Arnd Bergmann <arnd@...db.de>,
        "daniel.thompson@...aro.org" <daniel.thompson@...aro.org>,
        "andrea.merello@...il.com" <andrea.merello@...il.com>,
        "radoslaw.pietrzyk@...il.com" <radoslaw.pietrzyk@...il.com>
CC:     "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "kernel@...inux.com" <kernel@...inux.com>,
        Ludovic BARRE <ludovic.barre@...com>,
        Olivier BIDEAU <olivier.bideau@...com>,
        Amelie DELAUNAY <amelie.delaunay@...com>
Subject: Re: [PATCH v4 8/9] ARM: dts: stm32f4: Add external I2S clock

Hi

On 12/13/2016 03:20 PM, Gabriel FERNANDEZ wrote:
> From: Gabriel Fernandez <gabriel.fernandez@...com>
>
> This patch adds an external I2S clock in the DT.
> The I2S clock could be derived from an external I2S clock or by I2S pll.
>
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@...com>
> ---
>  arch/arm/boot/dts/stm32f429.dtsi | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
> index e4dae0e..7c7dfbd 100644
> --- a/arch/arm/boot/dts/stm32f429.dtsi
> +++ b/arch/arm/boot/dts/stm32f429.dtsi
> @@ -68,6 +68,12 @@
>  			compatible = "fixed-clock";
>  			clock-frequency = <32000>;
>  		};
> +
> +		clk_i2s_ckin: i2s-ckin {
> +			#clock-cells = <0>;
> +			compatible = "fixed-clock";
> +			clock-frequency = <0>;
> +		};
>  	};
>
>  	soc {
> @@ -362,7 +368,7 @@
>  			#clock-cells = <2>;
>  			compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
>  			reg = <0x40023800 0x400>;
> -			clocks = <&clk_hse>;
> +			clocks = <&clk_hse>, <&clk_i2s_ckin>;
>  			st,syscfg = <&pwrcfg>;
>  		};
>
>
Applied on stm32-dt-for-v4.11

Thanks