From: Mark Langsdorf <mark.langsdorf@calxeda.com>
To: Richard Zhao <richard.zhao@linaro.org>
Cc: "linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"cpufreq@vger.kernel.org" <cpufreq@vger.kernel.org>,
"linux@arm.linux.org.uk" <linux@arm.linux.org.uk>,
"davej@redhat.com" <davej@redhat.com>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"shawn.guo@linaro.org" <shawn.guo@linaro.org>,
"eric.miao@linaro.org" <eric.miao@linaro.org>,
"linaro-dev@lists.linaro.org" <linaro-dev@lists.linaro.org>,
"patches@linaro.org" <patches@linaro.org>
Subject: Re: [RFC V1 2/4] dts/imx6q: add cpufreq property
Date: Thu, 15 Dec 2011 12:52:03 -0600 [thread overview]
Message-ID: <4EEA41D3.9010600@calxeda.com> (raw)
In-Reply-To: <1323947798-25251-2-git-send-email-richard.zhao@linaro.org>
On 12/15/2011 05:16 AM, Richard Zhao wrote:
> Signed-off-by: Richard Zhao<richard.zhao@linaro.org>
> ---
> arch/arm/boot/dts/imx6q.dtsi | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
> index 263e8f3..9e9943b 100644
> --- a/arch/arm/boot/dts/imx6q.dtsi
> +++ b/arch/arm/boot/dts/imx6q.dtsi
> @@ -29,6 +29,8 @@
> compatible = "arm,cortex-a9";
> reg =<0>;
> next-level-cache =<&L2>;
> + cpu_freqs =<996000000 792000000 396000000 198000000>;
> + cpu_volts =<1225000 1100000 950000 850000>;
+ trans_latency =<3000>;
> };
>
> cpu@1 {
The trans_latency value definitely needs to be defined to avoid
strange behavior in the driver.
--Mark Langsdorf
Calxeda, Inc.
WARNING: multiple messages have this Message-ID (diff)
From: mark.langsdorf@calxeda.com (Mark Langsdorf)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC V1 2/4] dts/imx6q: add cpufreq property
Date: Thu, 15 Dec 2011 12:52:03 -0600 [thread overview]
Message-ID: <4EEA41D3.9010600@calxeda.com> (raw)
In-Reply-To: <1323947798-25251-2-git-send-email-richard.zhao@linaro.org>
On 12/15/2011 05:16 AM, Richard Zhao wrote:
> Signed-off-by: Richard Zhao<richard.zhao@linaro.org>
> ---
> arch/arm/boot/dts/imx6q.dtsi | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
> index 263e8f3..9e9943b 100644
> --- a/arch/arm/boot/dts/imx6q.dtsi
> +++ b/arch/arm/boot/dts/imx6q.dtsi
> @@ -29,6 +29,8 @@
> compatible = "arm,cortex-a9";
> reg =<0>;
> next-level-cache =<&L2>;
> + cpu_freqs =<996000000 792000000 396000000 198000000>;
> + cpu_volts =<1225000 1100000 950000 850000>;
+ trans_latency =<3000>;
> };
>
> cpu at 1 {
The trans_latency value definitely needs to be defined to avoid
strange behavior in the driver.
--Mark Langsdorf
Calxeda, Inc.
next prev parent reply other threads:[~2011-12-15 18:52 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-15 11:16 [RFC V1 1/4] cpufreq: add arm soc generic cpufreq driver Richard Zhao
2011-12-15 11:16 ` Richard Zhao
2011-12-15 11:16 ` [RFC V1 2/4] dts/imx6q: add cpufreq property Richard Zhao
2011-12-15 11:58 ` Shawn Guo
2011-12-15 11:58 ` Shawn Guo
2011-12-16 2:47 ` Richard Zhao
2011-12-16 2:47 ` Richard Zhao
2011-12-15 18:52 ` Mark Langsdorf [this message]
2011-12-15 18:52 ` Mark Langsdorf
2011-12-15 11:16 ` [RFC V1 3/4] arm/imx6q: register arm_clk as cpu to clkdev Richard Zhao
2011-12-15 11:16 ` [RFC V1 4/4] arm/imx6q: select ARCH_HAS_CPUFREQ Richard Zhao
2011-12-15 11:19 ` [RFC V1 1/4] cpufreq: add arm soc generic cpufreq driver Richard Zhao
2011-12-15 11:19 ` Richard Zhao
2011-12-15 18:50 ` Mark Langsdorf
2011-12-15 18:50 ` Mark Langsdorf
2011-12-16 3:11 ` Richard Zhao
2011-12-16 3:11 ` Richard Zhao
2011-12-16 8:24 ` Russell King - ARM Linux
2011-12-16 8:24 ` Russell King - ARM Linux
2011-12-16 10:18 ` Richard Zhao
2011-12-16 10:18 ` Richard Zhao
2011-12-15 20:29 ` Russell King - ARM Linux
2011-12-15 20:29 ` Russell King - ARM Linux
2011-12-16 3:13 ` Richard Zhao
2011-12-16 3:13 ` Richard Zhao
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