Hi, On Mon, Jul 4, 2016 at 5:24 PM, Heiko Stuebner <heiko@xxxxxxxxx> wrote: > Am Montag, 4. Juli 2016, 20:34:04 schrieb Caesar Wang: >> From: Elaine Zhang <zhangqing@xxxxxxxxxxxxxx> >> >> 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. > > I talked with Caesar about that today and for example the gmac domain seems > to cause problems right now when only using the generic power-domain > handling the kernel provides on probe and remove. > > So while this gets investigated, I'm probably ok with only using the stable > power-domains, but will give the us-people a chance to also respond on > wednesday :-) . Sure, that's fine with me. Walk before we run. ;) -Doug -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
