[lkml]   [2016]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v3] arm64: dts: rockchip: add the power domain node for rk3399

On Wed, Jul 6, 2016 at 1:56 PM, Heiko Stuebner <> wrote:
> Am Montag, 4. Juli 2016, 20:34:04 schrieb Caesar Wang:
>> From: Elaine Zhang <>
>> In order to meet low power requirements, a power management unit (PMU) is
>> designed for controlling power resources in RK3399. The RK3399 PMU is
>> dedicated for managing the power of the whole chip.
>> 1. add pd node for RK3399 Soc
>> 2. create power domain tree
>> 3. add qos node for domain
>> From the DT/binds and driver can get more detail information:
>> The driver:
>> drivers/soc/rockchip/pm_domains.c
>> The document:
>> Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
>> Note:
>> As the TRM lists many voltage domains and power domains, then this patch
>> adds some domains for driver. Due to some domains
>> (e.g. emmc, usb, core)...We can't turned off it on
>> bootup, or says some device driver can't handle the power domain enough.
>> Maybe We will add more other domains in the future or later.
>> Signed-off-by: Elaine Zhang <>
>> Signed-off-by: Caesar Wang <>
>> Cc:
>> Cc:
>> Cc: Heiko Stuebner <>
> applied to my dts64 branch after renaming the qos nodes, removing the status
> property and moving the rga domain up a bit. Please double check:

This looks like the same as my attempt to do these fixes too. ;)


 \ /
  Last update: 2016-07-06 23:21    [W:0.059 / U:12.676 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site