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Commit 7770bddb authored by Catalin Marinas's avatar Catalin Marinas Committed by Russell King
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[ARM] 4130/1: Add L220 support to RealView/EB 



This patch enables the L220 on the RealView/EB MPCore platform.

Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 4ba9dcbe

arch/arm/mach-realview/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ config MACH_REALVIEW_EB 
config REALVIEW_MPCORE

	bool "Support MPcore tile"

	depends on MACH_REALVIEW_EB

	select CACHE_L2X0

	help

	  Enable support for the MPCore tile on the Realview platform.

	  Since there are device address and interrupt differences, a

arch/arm/mach-realview/realview_eb.c

+11 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include <asm/mach-types.h>

#include <asm/hardware/gic.h>

#include <asm/hardware/icst307.h>

#include <asm/hardware/cache-l2x0.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>
@@ -69,6 +70,11 @@ static struct map_desc realview_eb_io_desc[] __initdata = { 
		.pfn		= __phys_to_pfn(REALVIEW_GIC1_DIST_BASE),

		.length		= SZ_4K,

		.type		= MT_DEVICE,

	}, {

		.virtual	= IO_ADDRESS(REALVIEW_MPCORE_L220_BASE),

		.pfn		= __phys_to_pfn(REALVIEW_MPCORE_L220_BASE),

		.length		= SZ_8K,

		.type		= MT_DEVICE,

	},

#endif

	{
@@ -170,6 +176,11 @@ static void __init realview_eb_init(void) 
{

	int i;



#ifdef CONFIG_REALVIEW_MPCORE

	/* 1MB (128KB/way), 8-way associativity, evmon/parity/share enabled

	 * Bits:  .... ...0 0111 1001 0000 .... .... .... */

	l2x0_init(__io_address(REALVIEW_MPCORE_L220_BASE), 0x00790000, 0xfe000fff);

#endif

	clk_register(&realview_clcd_clk);



	platform_device_register(&realview_flash_device);

include/asm-arm/arch-realview/platform.h

+2 −0
Original line number Diff line number Diff line
@@ -213,6 +213,7 @@ 
#define REALVIEW_TWD_BASE		0x10100700

#define REALVIEW_TWD_SIZE		0x00000100

#define REALVIEW_GIC_DIST_BASE		0x10101000	/* Generic interrupt controller distributor */

#define REALVIEW_MPCORE_L220_BASE	0x10102000	/* L220 registers */

#define REALVIEW_MPCORE_SYS_PLD_CTRL1 0xD8		/*  Register offset for MPCore sysctl */

#else

#define REALVIEW_MPCORE_SCU_BASE      0x1F000000	/*  SCU registers */
@@ -220,6 +221,7 @@ 
#define REALVIEW_TWD_BASE             0x1F000700

#define REALVIEW_TWD_SIZE             0x00000100

#define REALVIEW_GIC_DIST_BASE        0x1F001000	/* Generic interrupt controller distributor */

#define REALVIEW_MPCORE_L220_BASE     0x1F002000	/* L220 registers */

#define REALVIEW_MPCORE_SYS_PLD_CTRL1 0x74		/*  Register offset for MPCore sysctl */

#endif

#define REALVIEW_GIC1_CPU_BASE        0x10040000	/* Generic interrupt controller CPU interface */