From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH]PM: Initialization of SDRC params for DVFS on Zoom2 Date: Tue, 08 Sep 2009 15:17:42 -0700 Message-ID: <87ljkpm67t.fsf@deeprootsystems.com> References: <5A47E75E594F054BAF48C5E4FC4B92AB030A007938@dbde02.ent.ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-pz0-f201.google.com ([209.85.222.201]:38392 "EHLO mail-pz0-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750910AbZIHWRn (ORCPT ); Tue, 8 Sep 2009 18:17:43 -0400 Received: by pzk39 with SMTP id 39so3532535pzk.15 for ; Tue, 08 Sep 2009 15:17:46 -0700 (PDT) In-Reply-To: <5A47E75E594F054BAF48C5E4FC4B92AB030A007938@dbde02.ent.ti.com> (Teerth Reddy's message of "Mon\, 7 Sep 2009 19\:19\:26 +0530") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "Reddy, Teerth" Cc: "linux-omap@vger.kernel.org" "Reddy, Teerth" writes: > This patch initializes the SDRC params for DVFS on Zoom2. > > Signed-off-by: Teerth Reddy > --- > arch/arm/mach-omap2/board-zoom2.c | 6 ++++-- > 1 files changed, 4 insertions(+), 2 deletions(-) > > Index: linux-omap-pm/arch/arm/mach-omap2/board-zoom2.c > =================================================================== > --- linux-omap-pm.orig/arch/arm/mach-omap2/board-zoom2.c > +++ linux-omap-pm/arch/arm/mach-omap2/board-zoom2.c > @@ -23,6 +23,7 @@ > > #include "mmc-twl4030.h" > #include "omap3-opp.h" > +#include "sdram-micron-mt46h32m32lf-6.h" > > static struct omap_uart_config zoom2_uart_config __initdata = { > .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), > @@ -36,8 +37,9 @@ static void __init omap_zoom2_init_irq(v > { > omap_board_config = zoom2_config; > omap_board_config_size = ARRAY_SIZE(zoom2_config); > - omap2_init_common_hw(NULL, NULL, omap3_mpu_rate_table, > - omap3_dsp_rate_table, omap3_l3_rate_table); > + omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL, > + omap3_mpu_rate_table, omap3_dsp_rate_table, > + omap3_l3_rate_table); Not having looked at the Zoom2 schematics, are you sure this is only using a single chip select? The other boards using the same part (beagle, overo) are interfacing to this part using both CSes. Have you tested DVFS on Zoom2 using the full 256Mb? Kevin > omap_init_irq(); > omap_gpio_init(); > }