From mboxrd@z Thu Jan  1 00:00:00 1970
From: lee@kernel.org (Lee Jones)
Date: Fri, 24 Jul 2015 16:23:36 +0100
Subject: [PATCH v4 7/8] ARM: bcm2835: Tie SPI clock to the core clock rate.
In-Reply-To: <1437420787-32137-8-git-send-email-eric@anholt.net>
References: <1437420787-32137-1-git-send-email-eric@anholt.net>
 <1437420787-32137-8-git-send-email-eric@anholt.net>
Message-ID: <20150724152336.GP3436@x1>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Mon, 20 Jul 2015, Eric Anholt wrote:

> We were previously using a fixed clock declared in the 2835 DT, but
> it's actually the core clock, and it might not be the same if you had
> adjusted it using the firmware's config.txt.
> 
> Signed-off-by: Eric Anholt <eric@anholt.net>
> Acked-by: Stephen Warren <swarren@wwwdotorg.org>
> ---
>  arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)

For my own reference:
 Acked-by: Lee Jones <lee@kernel.org>

> diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
> index 9549eb8..0a32123 100644
> --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
> +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
> @@ -69,3 +69,7 @@
>  		 <&firmware_clocks RPI_CLOCK_CORE>;
>  	clock-names = "uartclk", "apb_pclk";
>  };
> +
> +&spi {
> +	clocks = <&firmware_clocks RPI_CLOCK_CORE>;
> +};