[PATCH 5/7] omap3: move EMU peripheral addresses to a platform header

Shilimkar, Santosh santosh.shilimkar at ti.com
Mon Jul 26 03:03:56 EDT 2010


> -----Original Message-----
> From: Alexander Shishkin [mailto:virtuoso at slind.org]
> Sent: Sunday, July 25, 2010 10:35 PM
> To: linux-arm-kernel at lists.infradead.org
> Cc: Alexander Shishkin; Tony Lindgren; Russell King; Paul Walmsley;
> Shilimkar, Santosh; Kevin Hilman; linux-omap at vger.kernel.org; linux-
> kernel at vger.kernel.org
> Subject: [PATCH 5/7] omap3: move EMU peripheral addresses to a platform
> header
> 
> These addresses are also needed for the OFF code to save/restore the
> contexts of the EMU peripherals correctly.
> 
> Signed-off-by: Alexander Shishkin <virtuoso at slind.org>
> Cc: Tony Lindgren <tony at atomide.com>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: Paul Walmsley <paul at pwsan.com>
> Cc: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Cc: Kevin Hilman <khilman at deeprootsystems.com>
> Cc: linux-omap at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-kernel at vger.kernel.org
> ---
>  arch/arm/mach-omap2/emu.c            |   14 ++++----------
>  arch/arm/plat-omap/include/plat/io.h |   20 ++++++++++++++++++++
>  2 files changed, 24 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/emu.c b/arch/arm/mach-omap2/emu.c
> index 9c442e2..6b41745 100644
> --- a/arch/arm/mach-omap2/emu.c
> +++ b/arch/arm/mach-omap2/emu.c
> @@ -24,19 +24,13 @@
>  MODULE_LICENSE("GPL");
>  MODULE_AUTHOR("Alexander Shishkin");
> 
> -/* Cortex CoreSight components within omap3xxx EMU */
> -#define ETM_BASE	(L4_EMU_34XX_PHYS + 0x10000)
> -#define DBG_BASE	(L4_EMU_34XX_PHYS + 0x11000)
> -#define ETB_BASE	(L4_EMU_34XX_PHYS + 0x1b000)
> -#define DAPCTL		(L4_EMU_34XX_PHYS + 0x1d000)
> -
>  static struct amba_device omap3_etb_device = {
>  	.dev		= {
>  		.init_name = "etb",
>  	},
>  	.res		= {
> -		.start	= ETB_BASE,
> -		.end	= ETB_BASE + SZ_4K - 1,
> +		.start	= OMAP34XX_ETB_PHYS,
> +		.end	= OMAP34XX_ETB_PHYS + OMAP34XX_ETB_SIZE - 1,
>  		.flags	= IORESOURCE_MEM,
>  	},
>  	.periphid	= 0x000bb907,
> @@ -47,8 +41,8 @@ static struct amba_device omap3_etm_device = {
>  		.init_name = "etm",
>  	},
>  	.res		= {
> -		.start	= ETM_BASE,
> -		.end	= ETM_BASE + SZ_4K - 1,
> +		.start	= OMAP34XX_ETM_PHYS,
> +		.end	= OMAP34XX_ETM_PHYS + OMAP34XX_ETM_SIZE - 1,
>  		.flags	= IORESOURCE_MEM,
>  	},
>  	.periphid	= 0x102bb921,
> diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-
> omap/include/plat/io.h
> index 128b549..81f736a 100644
> --- a/arch/arm/plat-omap/include/plat/io.h
> +++ b/arch/arm/plat-omap/include/plat/io.h
> @@ -185,6 +185,26 @@
> 
>  /* 3430 IVA - currently unmapped */
> 
> +#define OMAP34XX_DBG_OFFSET	(0x00011000)
> +#define OMAP34XX_DBG_VIRT	(L4_EMU_34XX_VIRT + OMAP34XX_DBG_OFFSET)
> +#define OMAP34XX_DBG_PHYS	(L4_EMU_34XX_PHYS + OMAP34XX_DBG_OFFSET)
> +#define OMAP34XX_DBG_SIZE	SZ_4K
> +
> +#define OMAP34XX_ETM_OFFSET	(0x00010000)
> +#define OMAP34XX_ETM_VIRT	(L4_EMU_34XX_VIRT + OMAP34XX_ETM_OFFSET)
> +#define OMAP34XX_ETM_PHYS	(L4_EMU_34XX_PHYS + OMAP34XX_ETM_OFFSET)
> +#define OMAP34XX_ETM_SIZE	SZ_4K
> +
> +#define OMAP34XX_ETB_OFFSET	(0x0001b000)
> +#define OMAP34XX_ETB_VIRT	(L4_EMU_34XX_VIRT + OMAP34XX_ETB_OFFSET)
> +#define OMAP34XX_ETB_PHYS	(L4_EMU_34XX_PHYS + OMAP34XX_ETB_OFFSET)
> +#define OMAP34XX_ETB_SIZE	SZ_4K
> +
> +#define OMAP34XX_DAP_OFFSET	(0x0001d000)
> +#define OMAP34XX_DAP_VIRT	(L4_EMU_34XX_VIRT + OMAP34XX_DAP_OFFSET)
> +#define OMAP34XX_DAP_PHYS	(L4_EMU_34XX_PHYS + OMAP34XX_DAP_OFFSET)
> +#define OMAP34XX_DAP_SIZE	SZ_4K
> +
Changes looks good to me. 
Acked-by: Santosh Shilimkar <santosh.shilimkar at ti.com>



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