Commit dd0b7e20 authored by Sunyoung Kang's avatar Sunyoung Kang Committed by Kukjin Kim
Browse files

ARM: S5PV310: Add DMC registers and map_desc 



This patch adds DMC io mapping for access it and adds registers.
This is used in checking DRAM memory type.

Signed-off-by: default avatarSunyoung Kang <sy0816.kang@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 09dc781e

arch/arm/mach-s5pv310/cpu.c

+5 −0
Original line number Diff line number Diff line
@@ -72,6 +72,11 @@ static struct map_desc s5pv310_iodesc[] __initdata = { 
		.pfn		= __phys_to_pfn(S5PV310_PA_GPIO3),

		.length		= SZ_256,

		.type		= MT_DEVICE,

	}, {

		.virtual	= (unsigned long)S5P_VA_DMC0,

		.pfn		= __phys_to_pfn(S5PV310_PA_DMC0),

		.length		= SZ_4K,

		.type		= MT_DEVICE,

	}, {

		.virtual	= (unsigned long)S3C_VA_UART,

		.pfn		= __phys_to_pfn(S3C_PA_UART),

arch/arm/mach-s5pv310/include/mach/map.h

+2 −0
Original line number Diff line number Diff line
@@ -44,6 +44,8 @@ 
#define S5PV310_PA_WATCHDOG		(0x10060000)

#define S5PV310_PA_RTC			(0x10070000)



#define S5PV310_PA_DMC0			(0x10400000)



#define S5PV310_PA_COMBINER		(0x10448000)



#define S5PV310_PA_COREPERI		(0x10500000)

arch/arm/mach-s5pv310/include/mach/regs-mem.h

0 → 100644
+23 −0
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/* linux/arch/arm/mach-s5pv310/include/mach/regs-mem.h

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.com

 *

 * S5PV310 - SROMC and DMC register definitions

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

*/



#ifndef __ASM_ARCH_REGS_MEM_H

#define __ASM_ARCH_REGS_MEM_H __FILE__



#include <mach/map.h>



#define S5P_DMC0_MEMCON_OFFSET		0x04



#define S5P_DMC0_MEMTYPE_SHIFT		8

#define S5P_DMC0_MEMTYPE_MASK		0xF



#endif /* __ASM_ARCH_REGS_MEM_H */