Re: [PATCH v3] ARM: at91/dt: add dts file for sama5d36ek CMP board

From: Alexandre Belloni
Date: Mon Nov 21 2016 - 09:02:54 EST


Hi,

I fixed it up this time but please use the proper subject prefix next
time (ARM: dts: at91:).

On 21/11/2016 at 13:14:42 +0800, Wenyou Yang wrote :
> The sama5d36ek CMP board is the variant of sama5d3xek board.
> It is equipped with the low-power DDR2 SDRAM, PMIC ACT8865 and
> some power rail. Its main purpose is used to measure the power
> consumption.
> The difference of the sama5d36ek CMP dts from sama5d36ek dts is
> listed as below.
> 1. The USB host nodes are removed, that is, the USB host is disabled.
> 2. The gpio_keys node is added to wake up from the sleep.
> 3. The LCD isn't supported due to the pins for LCD are conflicted
> with gpio_keys.
> 4. The adc0 node support the pinctrl sleep state to fix the over
> consumption on VDDANA.
>
> As said in errata, "When the USB host ports are used in high speed
> mode (EHCI), it is not possible to suspend the ports if no device is
> attached on each port. This leads to increased power consumption even
> if the system is in a low power mode." That is why the the USB host
> is disabled.
>
> Signed-off-by: Wenyou Yang <wenyou.yang@xxxxxxxxx>
> ---
>
> Changes in v3:
> - Use a dual license scheme for DT files.
> - Use the proper model name and the compatible string to reflect
> the nature of this new "CMP" board.
> - Change name of wakeup property to "wakeup-source".
> - Remove unnecessary comments.
> - Remove bootargs.
>
> Changes in v2:
> - Add the pinctrl sleep state for adc0 node to fix the over
> consumption on VDDANA.
> - Improve the commit log.
>
> arch/arm/boot/dts/sama5d36ek_cmp.dts | 87 ++++++++++
> arch/arm/boot/dts/sama5d3xcm_cmp.dtsi | 201 +++++++++++++++++++++++
> arch/arm/boot/dts/sama5d3xmb_cmp.dtsi | 301 ++++++++++++++++++++++++++++++++++
> 3 files changed, 589 insertions(+)
> create mode 100644 arch/arm/boot/dts/sama5d36ek_cmp.dts
> create mode 100644 arch/arm/boot/dts/sama5d3xcm_cmp.dtsi
> create mode 100644 arch/arm/boot/dts/sama5d3xmb_cmp.dtsi
>
Applied, thanks.

--
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com