From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Zhong Subject: Re: [PATCH v2 2/5] MFD: RK808: Add new mfd driver for RK808 Date: Tue, 26 Aug 2014 18:05:05 +0800 Message-ID: <53FC5BD1.7030406@rock-chips.com> References: <1408505461-24200-1-git-send-email-zyw@rock-chips.com> <20140820092117.GI4266@lee--X1> <53FA9D1E.8040202@rock-chips.com> <20140826092205.GG9574@lee--X1> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20140826092205.GG9574@lee--X1> Sender: linux-kernel-owner@vger.kernel.org To: Lee Jones Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, sameo@linux.intel.com, lgirdwood@gmail.com, broonie@kernel.org, a.zummo@towertech.it, mturquette@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, rtc-linux@googlegroups.com, grant.likely@linaro.org, hl@rock-chips.com, huangtao@rock-chips.com, cf@rock-chips.com, zhangqing@rock-chips.com, xxx@rock-chips.com, dianders@chromium.org, heiko@sntech.de, olof@lixom.net, sonnyrao@chromium.org, dtor@chromium.org, javier.martinez@collabora.co.uk, kever.yang@rock-chips.com List-Id: devicetree@vger.kernel.org On 08/26/2014 05:22 PM, Lee Jones wrote: > On Mon, 25 Aug 2014, Chris Zhong wrote: >> On 08/20/2014 05:21 PM, Lee Jones wrote: >>> On Wed, 20 Aug 2014, Chris Zhong wrote: >>> >>>> The RK808 chip is a power management IC for multimedia and handheld >>>> devices. It contains the following components: >>>> >>>> - Regulators >>>> - RTC >>>> >>>> The rk808 core driver is registered as a platform driver and provides >>>> communication through I2C with the host device for the different >>>> components. >>>> >>>> Signed-off-by: Chris Zhong >>>> --- > [...] > >>>> + rk808->pdata = pdata; >>> Remove pdata from 'struct rk808'. You can obtain it from dev. >> Can I keep this pdata in rk808, because it is used in the regulator driver. >> The one obtain from dev maybe empty. > If the one in dev is empty, you should populate that instead. So, should I malloc a pada, and assign it to client->dev?