From: maxime.coquelin@st.com (Maxime Coquelin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2] ARM: STi: DT: Properly define sti-ethclk & stmmaceth for stih415/6
Date: Mon, 16 Jun 2014 13:28:05 +0200 [thread overview]
Message-ID: <539ED4C5.4070906@st.com> (raw)
In-Reply-To: <20140616092339.GB27978@griffinp-ThinkPad-X1-Carbon-2nd>
Hi Peter,
On 06/16/2014 11:23 AM, Peter Griffin wrote:
> This patch fixes two problems: -
>
> 1) The device tree isn't currently providing sti-ethclk which is
> required by the dwmac glue code to correctly configure the ethernet
> PHY clock speed.
>
> This means depending on what the bootloader/jtag has
> configured this clock to, and what switch/hub the board is plugged
> into you most likely will NOT successfully negotiate a ethernet link.
>
> 2) The stmmaceth clock was associated with the wrong clock. It was
> referencing the PHY clock rather than the interconnect clock which
> clocks the IP.
>
> This patch also brings us closer to not having to boot the upstream
> kernel with the clk_ignore_unused parameter.
>
> Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
> ---
> arch/arm/boot/dts/stih415.dtsi | 8 ++++----
> arch/arm/boot/dts/stih416.dtsi | 8 ++++----
> include/dt-bindings/clock/stih415-clks.h | 1 +
> include/dt-bindings/clock/stih416-clks.h | 1 +
> 4 files changed, 10 insertions(+), 8 deletions(-)
>
...
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>
Thanks for the fix!
Maxime
next prev parent reply other threads:[~2014-06-16 11:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-09 20:22 [PATCH] ARM: STi: DT: Properly define sti-ethclk & stmmaceth for stih415/6 Peter Griffin
2014-06-09 20:30 ` Srinivas Kandagatla
2014-06-16 9:01 ` Lee Jones
2014-06-16 9:19 ` Peter Griffin
2014-06-16 9:23 ` [PATCH V2] " Peter Griffin
2014-06-16 9:29 ` Lee Jones
2014-06-16 11:28 ` Maxime Coquelin [this message]
2014-06-17 7:10 ` Lee Jones
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