From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] ARM: OMAP: Update PRCM rate-table entries for 2430 Date: Thu, 1 Nov 2007 02:17:14 -0700 Message-ID: <20071101091713.GE780@atomide.com> References: <20071030113449.099074338@mvista.com> <3B6D69C3A9EBCA4BA5DA60D913027429025C0596@dlee13.ent.ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <3B6D69C3A9EBCA4BA5DA60D913027429025C0596@dlee13.ent.ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-omap-open-source-bounces@linux.omap.com Errors-To: linux-omap-open-source-bounces@linux.omap.com To: "Woodruff, Richard" Cc: linux-omap-open-source@linux.omap.com List-Id: linux-omap@vger.kernel.org * Woodruff, Richard [071030 12:52]: > > On Behalf Of Kevin Hilman > > Sent: Tuesday, October 30, 2007 6:35 AM > > To: linux-omap-open-source@linux.omap.com > > Subject: [PATCH] ARM: OMAP: Update PRCM rate-table entries for 2430 > > > > [resend with minor build fix and updated description] > > > > Follow the lead of the TI kernels by removing PRCM #2 and adding PRCM > > #3 and #4 to the rate-table entries. According to TI, having #2 and > > #3 together is known to be a bad combination. > > > > Also, change the default divider values for the PRCM #5a setting to > > match those of the TI kernel. Using the smallest divider possible can > > give significant power savings when using the data-driven idle modes. > > > > Signed-off-by: Kevin Hilman > > Using the lowest N value gives the best power savings. It might be we need to think a bit on how better to sort table rates. The MPU index is not unique enough. Could be per-board or something more cleaver. Pushing this today. Tony