From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: Re: [PATCH V3 1/8] ARM: OMAP3: Add debugss HWMOD data Date: Wed, 12 Sep 2012 22:32:24 -0500 Message-ID: <505153C8.4060603@ti.com> References: <1347290626-21164-1-git-send-email-jon-hunter@ti.com> <1347290626-21164-2-git-send-email-jon-hunter@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from devils.ext.ti.com ([198.47.26.153]:42616 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751237Ab2IMDca (ORCPT ); Wed, 12 Sep 2012 23:32:30 -0400 In-Reply-To: <1347290626-21164-2-git-send-email-jon-hunter@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Jon Hunter , Paul Walmsley Cc: Tony Lindgren , linux-omap , linux-arm Oops meant to have Paul on the TO! Jon On 09/10/2012 10:23 AM, Jon Hunter wrote: > To enable PMU with runtime PM support on OMAP3 devices we need to be able to > dynamically enable and disable the debug sub-system at runtime. By adding HWMOD > data for the debug sub-system for OMAP3, we can build the PMU device using the > debug sub-system HWMOD and control this power domain using runtime PM. > > Reviewed-by: Benoit Cousson > Signed-off-by: Jon Hunter > --- > arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > index c9e3820..78a0c2d 100644 > --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > @@ -114,6 +114,24 @@ static struct omap_hwmod omap3xxx_iva_hwmod = { > .main_clk = "iva2_ck", > }; > > +/* > + * 'debugss' class > + * debug and emulation sub system > + */ > + > +static struct omap_hwmod_class omap3xxx_debugss_hwmod_class = { > + .name = "debugss", > +}; > + > +/* debugss */ > +static struct omap_hwmod omap3xxx_debugss_hwmod = { > + .name = "debugss", > + .class = &omap3xxx_debugss_hwmod_class, > + .clkdm_name = "emu_clkdm", > + .main_clk = "emu_src_ck", > + .flags = HWMOD_NO_IDLEST, > +}; > + > /* timer class */ > static struct omap_hwmod_class_sysconfig omap3xxx_timer_1ms_sysc = { > .rev_offs = 0x0000, > @@ -2093,6 +2111,13 @@ static struct omap_hwmod_ocp_if omap3xxx_mpu__l3_main = { > .user = OCP_USER_MPU, > }; > > +/* l3 -> debugss */ > +static struct omap_hwmod_ocp_if omap3xxx_l3_main__l4_debugss = { > + .master = &omap3xxx_l3_main_hwmod, > + .slave = &omap3xxx_debugss_hwmod, > + .user = OCP_USER_MPU, > +}; > + > /* DSS -> l3 */ > static struct omap_hwmod_ocp_if omap3430es1_dss__l3 = { > .master = &omap3430es1_dss_core_hwmod, > @@ -3272,6 +3297,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = { > &omap3xxx_l3_main__l4_core, > &omap3xxx_l3_main__l4_per, > &omap3xxx_mpu__l3_main, > + &omap3xxx_l3_main__l4_debugss, > &omap3xxx_l4_core__l4_wkup, > &omap3xxx_l4_core__mmc3, > &omap3_l4_core__uart1, > From mboxrd@z Thu Jan 1 00:00:00 1970 From: jon-hunter@ti.com (Jon Hunter) Date: Wed, 12 Sep 2012 22:32:24 -0500 Subject: [PATCH V3 1/8] ARM: OMAP3: Add debugss HWMOD data In-Reply-To: <1347290626-21164-2-git-send-email-jon-hunter@ti.com> References: <1347290626-21164-1-git-send-email-jon-hunter@ti.com> <1347290626-21164-2-git-send-email-jon-hunter@ti.com> Message-ID: <505153C8.4060603@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Oops meant to have Paul on the TO! Jon On 09/10/2012 10:23 AM, Jon Hunter wrote: > To enable PMU with runtime PM support on OMAP3 devices we need to be able to > dynamically enable and disable the debug sub-system at runtime. By adding HWMOD > data for the debug sub-system for OMAP3, we can build the PMU device using the > debug sub-system HWMOD and control this power domain using runtime PM. > > Reviewed-by: Benoit Cousson > Signed-off-by: Jon Hunter > --- > arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > index c9e3820..78a0c2d 100644 > --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c > @@ -114,6 +114,24 @@ static struct omap_hwmod omap3xxx_iva_hwmod = { > .main_clk = "iva2_ck", > }; > > +/* > + * 'debugss' class > + * debug and emulation sub system > + */ > + > +static struct omap_hwmod_class omap3xxx_debugss_hwmod_class = { > + .name = "debugss", > +}; > + > +/* debugss */ > +static struct omap_hwmod omap3xxx_debugss_hwmod = { > + .name = "debugss", > + .class = &omap3xxx_debugss_hwmod_class, > + .clkdm_name = "emu_clkdm", > + .main_clk = "emu_src_ck", > + .flags = HWMOD_NO_IDLEST, > +}; > + > /* timer class */ > static struct omap_hwmod_class_sysconfig omap3xxx_timer_1ms_sysc = { > .rev_offs = 0x0000, > @@ -2093,6 +2111,13 @@ static struct omap_hwmod_ocp_if omap3xxx_mpu__l3_main = { > .user = OCP_USER_MPU, > }; > > +/* l3 -> debugss */ > +static struct omap_hwmod_ocp_if omap3xxx_l3_main__l4_debugss = { > + .master = &omap3xxx_l3_main_hwmod, > + .slave = &omap3xxx_debugss_hwmod, > + .user = OCP_USER_MPU, > +}; > + > /* DSS -> l3 */ > static struct omap_hwmod_ocp_if omap3430es1_dss__l3 = { > .master = &omap3430es1_dss_core_hwmod, > @@ -3272,6 +3297,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = { > &omap3xxx_l3_main__l4_core, > &omap3xxx_l3_main__l4_per, > &omap3xxx_mpu__l3_main, > + &omap3xxx_l3_main__l4_debugss, > &omap3xxx_l4_core__l4_wkup, > &omap3xxx_l4_core__mmc3, > &omap3_l4_core__uart1, >