[PATCH v4 7/8] ARM: bcm2835: Tie SPI clock to the core clock rate.
Lee Jones
lee at kernel.org
Fri Jul 24 08:23:36 PDT 2015
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 at anholt.net>
> Acked-by: Stephen Warren <swarren at wwwdotorg.org>
> ---
> arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
For my own reference:
Acked-by: Lee Jones <lee at 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>;
> +};
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