From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@deeprootsystems.com (Kevin Hilman) Date: Wed, 22 Dec 2010 11:46:04 -0800 Subject: [PATCH v5 1/2] davinci: am18x/da850/omap-l138: add support for higher speed grades In-Reply-To: <1292860894-3961-1-git-send-email-nsekhar@ti.com> (Sekhar Nori's message of "Mon, 20 Dec 2010 21:31:33 +0530") References: <1292860894-3961-1-git-send-email-nsekhar@ti.com> Message-ID: <8739pptwub.fsf@deeprootsystems.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Sekhar Nori writes: > AM18x/DA850/OMAP-L138 SoCs have variants that can operate > at a maximum of 456 MHz at 1.3V operating point. Also the > 1.2V operating point has a variant that can support a maximum > of 375 MHz. > > This patch adds three new OPPs (456 MHz, 408 MHz and 372 MHz) > to the list of DA850 OPPs. > > Not all silicon is qualified to run at higher speeds and > unfortunately the maximum speed the chip can support can only > be determined from the label on the package (not software > readable). > > Because of this, we depend on the maximum speed grade information > to be provided to us in some board specific way. The board informs > the maximum speed grade information by setting the da850_max_speed > variable. > > Signed-off-by: Sekhar Nori > --- > Since v4, the patch decription has been updated to match the code. > No code change has been made. Thanks, I updated davinci-next branch with these versions. Queuing for 2.6.38. Kevin