Commit 1348bbf9 authored by Santosh Shilimkar's avatar Santosh Shilimkar
Browse files

ARM: OMAP5: Make errata i688 workaround available 



Errata i688 is also applicable for OMAP5 based devices. Update the
code so that it can be enabled on OMAP5 devices.

Signed-off-by: default avatarSantosh Shilimkar <santosh.shilimkar@ti.com>
parent 13fcef94

arch/arm/mach-omap2/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -408,7 +408,7 @@ config OMAP3_SDRC_AC_TIMING 


config OMAP4_ERRATA_I688

	bool "OMAP4 errata: Async Bridge Corruption"

	depends on ARCH_OMAP4 && !ARCH_MULTIPLATFORM

	depends on (ARCH_OMAP4 || SOC_OMAP5) && !ARCH_MULTIPLATFORM

	select ARCH_HAS_BARRIERS

	help

	  If a data is stalled inside asynchronous bridge because of back

arch/arm/mach-omap2/io.c

+9 −0
Original line number Diff line number Diff line
@@ -271,6 +271,14 @@ static struct map_desc omap54xx_io_desc[] __initdata = { 
		.length		= L4_PER_54XX_SIZE,

		.type		= MT_DEVICE,

	},

#ifdef CONFIG_OMAP4_ERRATA_I688

	{

		.virtual	= OMAP4_SRAM_VA,

		.pfn		= __phys_to_pfn(OMAP4_SRAM_PA),

		.length		= PAGE_SIZE,

		.type		= MT_MEMORY_SO,

	},

#endif

};

#endif
@@ -323,6 +331,7 @@ void __init omap4_map_io(void) 
void __init omap5_map_io(void)

{

	iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc));

	omap_barriers_init();

}

#endif

/*