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ARM: S5PV310: Add support SROMC 

This patch adds support SROMC for S5PV310 and S5PC210.

Signed-off-by: Daein Moon <moon9124@samsung.com>
Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Daein Moon 2010-10-25 16:30:40 +09:00 committed by Kukjin Kim
parent a6149c09c9
commit 09596ba07e
3 changed files with 59 additions and 0 deletions
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5
arch/arm/mach-s5pv310/cpu.c
View File

@ -77,6 +77,11 @@ static struct map_desc s5pv310_iodesc[] __initdata = {
.pfn = __phys_to_pfn(S3C_PA_UART),
.length = SZ_512K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(S5PV310_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
},
};

4
arch/arm/mach-s5pv310/include/mach/map.h
View File

@ -25,6 +25,8 @@
#define S5PV310_PA_SYSRAM (0x02025000)
#define S5PV310_PA_SROM_BANK(x) (0x04000000 + ((x) * 0x01000000))
#define S5PC210_PA_ONENAND (0x0C000000)
#define S5P_PA_ONENAND S5PC210_PA_ONENAND
@ -56,6 +58,8 @@
#define S5PV310_PA_HSMMC(x) (0x12510000 + ((x) * 0x10000))
#define S5PV310_PA_SROMC (0x12570000)
#define S5PV310_PA_UART (0x13800000)
#define S5P_PA_UART(x) (S5PV310_PA_UART + ((x) * S3C_UART_OFFSET))

50
arch/arm/mach-s5pv310/include/mach/regs-srom.h Normal file
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@ -0,0 +1,50 @@
/* linux/arch/arm/mach-s5pv310/include/mach/regs-srom.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5PV310 - SROMC 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_SROM_H
#define __ASM_ARCH_REGS_SROM_H __FILE__
#include <mach/map.h>
#define S5PV310_SROMREG(x) (S5P_VA_SROMC + (x))
#define S5PV310_SROM_BW S5PV310_SROMREG(0x0)
#define S5PV310_SROM_BC0 S5PV310_SROMREG(0x4)
#define S5PV310_SROM_BC1 S5PV310_SROMREG(0x8)
#define S5PV310_SROM_BC2 S5PV310_SROMREG(0xc)
#define S5PV310_SROM_BC3 S5PV310_SROMREG(0x10)
/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */
#define S5PV310_SROM_BW__DATAWIDTH__SHIFT 0
#define S5PV310_SROM_BW__ADDRMODE__SHIFT 1
#define S5PV310_SROM_BW__WAITENABLE__SHIFT 2
#define S5PV310_SROM_BW__BYTEENABLE__SHIFT 3
#define S5PV310_SROM_BW__CS_MASK 0xf
#define S5PV310_SROM_BW__NCS0__SHIFT 0
#define S5PV310_SROM_BW__NCS1__SHIFT 4
#define S5PV310_SROM_BW__NCS2__SHIFT 8
#define S5PV310_SROM_BW__NCS3__SHIFT 12
/* applies to same to BCS0 - BCS3 */
#define S5PV310_SROM_BCX__PMC__SHIFT 0
#define S5PV310_SROM_BCX__TACP__SHIFT 4
#define S5PV310_SROM_BCX__TCAH__SHIFT 8
#define S5PV310_SROM_BCX__TCOH__SHIFT 12
#define S5PV310_SROM_BCX__TACC__SHIFT 16
#define S5PV310_SROM_BCX__TCOS__SHIFT 24
#define S5PV310_SROM_BCX__TACS__SHIFT 28
#endif /* __ASM_ARCH_REGS_SROM_H */