Tony, > -----Original Message----- > From: Tony Lindgren [mailto:tony@xxxxxxxxxxx] > Sent: Wednesday, April 21, 2010 5:05 PM > To: Kanigeri, Hari > Cc: linux-omap@xxxxxxxxxxxxxxx; Shilimkar, Santosh; Felipe Contreras; > Hiroshi DOYU > Subject: Re: [PATCH 2/4][v3] OMAP:iommu support for OMAP4 > > * Kanigeri, Hari <h-kanigeri2@xxxxxx> [100420 15:52]: > > From 9a2bcae7a2de6890884c23c45563eece1e6838de Mon Sep 17 00:00:00 2001 > > From: Hari Kanigeri <h-kanigeri2@xxxxxx> > > Date: Tue, 20 Apr 2010 17:39:18 -0500 > > Subject: [PATCH 2/4] OMAP:iommu support for OMAP4 > > > > This patch provides the iommu support for OMAP4 co-processors. > > > > Signed-off-by: Hari Kanigeri <h-kanigeri2@xxxxxx> > > --- > > arch/arm/mach-omap2/omap-iommu.c | 26 > ++++++++++++++++++++++++++ > > arch/arm/plat-omap/include/plat/omap44xx.h | 3 +++ > > 2 files changed, 29 insertions(+), 0 deletions(-) > > > > diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach- > omap2/omap-iommu.c > > index 416a65d..f569371 100644 > > --- a/arch/arm/mach-omap2/omap-iommu.c > > +++ b/arch/arm/mach-omap2/omap-iommu.c > > @@ -13,6 +13,7 @@ > > #include <linux/platform_device.h> > > > > #include <plat/iommu.h> > > +#include <plat/irqs.h> > > > > struct iommu_device { > > resource_size_t base; > > @@ -46,6 +47,31 @@ static struct iommu_device devices[] = { > > }; > > #endif > > > > +#ifdef CONFIG_ARCH_OMAP4 > > +static struct iommu_device devices[] = { > > + { > > + .base = OMAP4_MMU1_BASE, > > + .irq = INT_44XX_DUCATI_MMU_IRQ, > > + .pdata = { > > + .name = "ducati", > > + .nr_tlb_entries = 32, > > + .clk_name = "ducati_ick", > > + }, > > + }, > > +#if defined(CONFIG_MPU_TESLA_IOMMU) > > + { > > + .base = OMAP4_MMU2_BASE, > > + .irq = INT_44XX_DSP_MMU, > > + .pdata = { > > + .name = "tesla", > > + .nr_tlb_entries = 32, > > + .clk_name = "tesla_ick", > > + }, > > + }, > > +#endif > > +}; > > +#endif > > This should use: > > static struct iommu_device *devices; > > #ifdef CONFIG_ARCH_OMAP3 > static struct iommu_device omap3_devices[] = { > ... > #else > #define omap3_devices NULL > #endif > > #ifdef CONFIG_ARCH_OMAP4 > static struct iommu_device omap4_devices[] = { > ... > #else > #define omap4_devices NULL > #endif > > Then in init, just set devices based on the omap type. > Appreciate your input. I will send revised patches. Best regards, Hari -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html