linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: lee@kernel.org (Lee Jones)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 7/8] ARM: bcm2835: Tie SPI clock to the core clock rate.
Date: Fri, 24 Jul 2015 16:23:36 +0100	[thread overview]
Message-ID: <20150724152336.GP3436@x1> (raw)
In-Reply-To: <1437420787-32137-8-git-send-email-eric@anholt.net>

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>;
> +};

  reply	other threads:[~2015-07-24 15:23 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-20 19:32 [PATCH v4 0/8] Raspberry Pi clock support Eric Anholt
2015-07-20 19:33 ` [PATCH v4 1/8] clk: bcm2835: Add binding docs for the Raspberry Pi clock provider Eric Anholt
2015-08-11 21:18   ` Michael Turquette
2015-08-12 17:56     ` Eric Anholt
2015-07-20 19:33 ` [PATCH v4 2/8] clk: Add a Raspberry Pi-specific clock driver Eric Anholt
2015-08-11 21:17   ` Michael Turquette
2015-08-12 18:04     ` Eric Anholt
2015-08-12 19:00       ` Michael Turquette
2015-07-20 19:33 ` [PATCH v4 3/8] ARM: bcm2835: Add DT for the firmware clocks driver Eric Anholt
2015-07-24 15:23   ` Lee Jones
2015-07-20 19:33 ` [PATCH v4 4/8] ARM: bcm2835: Drop never-used clock-frequency property of uart0 Eric Anholt
2015-07-24 15:22   ` Lee Jones
2015-07-20 19:33 ` [PATCH v4 5/8] clk: bcm2835: Drop the fixed sys_pclk Eric Anholt
2015-08-11 21:19   ` Michael Turquette
2015-07-20 19:33 ` [PATCH v4 6/8] ARM: bcm2835: Use the RPi firmware clocks for uart Eric Anholt
2015-07-24 15:22   ` Lee Jones
2015-07-20 19:33 ` [PATCH v4 7/8] ARM: bcm2835: Tie SPI clock to the core clock rate Eric Anholt
2015-07-24 15:23   ` Lee Jones [this message]
2015-07-20 19:33 ` [PATCH v4 8/8] ARM: bcm2835: Use the firmware on rpi to get the EMMC clock Eric Anholt
2015-07-24 15:22   ` Lee Jones

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150724152336.GP3436@x1 \
    --to=lee@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).