From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Boyd Subject: Re: [PATCH v3 01/11] clk: qcom: Add support for alpha pll hwfsm ops Date: Wed, 2 Nov 2016 14:51:32 -0700 Message-ID: <20161102215132.GM16026@codeaurora.org> References: <1475138152-859-1-git-send-email-rnayak@codeaurora.org> <1475138152-859-2-git-send-email-rnayak@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1475138152-859-2-git-send-email-rnayak@codeaurora.org> Sender: linux-clk-owner@vger.kernel.org To: Rajendra Nayak Cc: mturquette@baylibre.com, linux-clk@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, tdas@codeaurora.org List-Id: linux-arm-msm@vger.kernel.org On 09/29, Rajendra Nayak wrote: > Some PLLs can support an HW FSM mode (different from the Votable FSMs, > though its the same bit used to enable Votable FSMs as well as HW FSMs) > which enables the HW to do the bypass/reset/enable-output-ctrl sequence > on its own. So all thats needed from SW is to set the FSM_ENA bit. > PLL_ACTIVE_FLAG is whats used to check if the PLL is active/enabled. > > Some of the PLLs which support HW FSM can also need an OFFLINE request > that needs to be toggled across the enable/disable. We use a flag to > identify such cases and handle them. > > Signed-off-by: Rajendra Nayak > --- Applied to clk-next -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project