From mboxrd@z Thu Jan 1 00:00:00 1970 From: Caesar Wang Subject: Re: [RESEND PATCH v16 3/4] soc: rockchip: power-domain: Add power domain driver Date: Wed, 26 Aug 2015 17:27:59 +0800 Message-ID: <55DD869F.9010309@rock-chips.com> References: <1440487486-6154-1-git-send-email-wxt@rock-chips.com> <1440487486-6154-4-git-send-email-wxt@rock-chips.com> <7hwpwjaxxv.fsf@deeprootsystems.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <7hwpwjaxxv.fsf@deeprootsystems.com> Sender: linux-kernel-owner@vger.kernel.org To: Kevin Hilman Cc: Caesar Wang , devicetree@vger.kernel.org, ulf.hansson@linaro.org, linux@arm.linux.org.uk, heiko@sntech.de, arnd@arndb.de, ijc+devicetree@hellion.org.uk, linux-kernel@vger.kernel.org, linus.walleij@linaro.org, dmitry.torokhov@gmail.com, tomasz.figa@gmail.com, dianders@chromium.org, linux-rockchip@lists.infradead.org, "jinkun.hong" , robh+dt@kernel.org, galak@codeaurora.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org =E5=9C=A8 2015=E5=B9=B408=E6=9C=8826=E6=97=A5 04:57, Kevin Hilman =E5=86= =99=E9=81=93: > Caesar Wang writes: > >> This driver is found on RK3288 SoCs. >> >> In order to meet high performance and low power requirements, a powe= r >> management unit is designed or saving power when RK3288 in low power >> mode. >> The RK3288 PMU is dedicated for managing the power of the whole chip= =2E >> >> PMU can work in the Low Power Mode by setting bit[0] of PMU_PWRMODE_= CON >> register. After setting the register, PMU would enter the Low Power = mode. >> In the low power mode, pmu will auto power on/off the specified powe= r >> domain, send idle req to specified power domain, shut down/up pll an= d >> so on. All of above are configurable by setting corresponding regist= ers. >> >> Signed-off-by: jinkun.hong >> Signed-off-by: Caesar Wang > [...] > >> diff --git a/drivers/soc/rockchip/Kconfig b/drivers/soc/rockchip/Kco= nfig >> new file mode 100644 >> index 0000000..87a09c3 >> --- /dev/null >> +++ b/drivers/soc/rockchip/Kconfig >> @@ -0,0 +1,13 @@ >> +# >> +# Rockchip Soc drivers >> +# >> +config PM_GENERIC_DOMAINS > Why are you (re)defining this config option? This name is already us= ed in kernel/pm/Kconfig. =46ixed. ---- Thanks, Caesar > Kevin > > _______________________________________________ > Linux-rockchip mailing list > Linux-rockchip@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rockchip