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ARM: S3C2412: Update memory register mapping and definitions 

Update the mapping of the memory controler registers and
add the missing definitions of the register block for the
SSMC.

The register contents definitions can be found in the pl093
header.

Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2009-07-30 23:23:36 +01:00 committed by Ben Dooks
parent e13cf03eaa
commit 2540003686
3 changed files with 40 additions and 2 deletions
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7
arch/arm/mach-s3c2410/include/mach/map.h
View File

@ -67,6 +67,13 @@
#define S3C2443_PA_HSMMC (0x4A800000)
#define S3C2443_SZ_HSMMC (256)
/* S3C2412 memory and IO controls */
#define S3C2412_PA_SSMC (0x4F000000)
#define S3C2412_VA_SSMC S3C_ADDR_CPU(0x00000000)
#define S3C2412_PA_EBI (0x48800000)
#define S3C2412_VA_EBI S3C_ADDR_CPU(0x00010000)
/* physical addresses of all the chip-select areas */
#define S3C2410_CS0 (0x00000000)

23
arch/arm/mach-s3c2410/include/mach/regs-s3c2412-mem.h
View File

@ -14,9 +14,11 @@
#ifndef __ASM_ARM_REGS_S3C2412_MEM
#define __ASM_ARM_REGS_S3C2412_MEM
#ifndef S3C2412_MEMREG
#define S3C2412_MEMREG(x) (S3C24XX_VA_MEMCTRL + (x))
#endif
#define S3C2412_EBIREG(x) (S3C2412_VA_EBI + (x))
#define S3C2412_SSMCREG(x) (S3C2412_VA_SSMC + (x))
#define S3C2412_SSMC(x, o) (S3C2412_SSMCREG((x * 0x20) + (o)))
#define S3C2412_BANKCFG S3C2412_MEMREG(0x00)
#define S3C2412_BANKCON1 S3C2412_MEMREG(0x04)
@ -26,4 +28,21 @@
#define S3C2412_REFRESH S3C2412_MEMREG(0x10)
#define S3C2412_TIMEOUT S3C2412_MEMREG(0x14)
/* EBI control registers */
#define S3C2412_EBI_PR S3C2412_EBIREG(0x00)
#define S3C2412_EBI_BANKCFG S3C2412_EBIREG(0x04)
/* SSMC control registers */
#define S3C2412_SSMC_BANK(x) S3C2412_SSMC(x, 0x00)
#define S3C2412_SMIDCYR(x) S3C2412_SSMC(x, 0x00)
#define S3C2412_SMBWSTRD(x) S3C2412_SSMC(x, 0x04)
#define S3C2412_SMBWSTWRR(x) S3C2412_SSMC(x, 0x08)
#define S3C2412_SMBWSTOENR(x) S3C2412_SSMC(x, 0x0C)
#define S3C2412_SMBWSTWENR(x) S3C2412_SSMC(x, 0x10)
#define S3C2412_SMBCR(x) S3C2412_SSMC(x, 0x14)
#define S3C2412_SMBSR(x) S3C2412_SSMC(x, 0x18)
#define S3C2412_SMBWSTBRDR(x) S3C2412_SSMC(x, 0x1C)
#endif /* __ASM_ARM_REGS_S3C2412_MEM */

12
arch/arm/mach-s3c2412/s3c2412.c
View File

@ -69,6 +69,18 @@ static struct map_desc s3c2412_iodesc[] __initdata = {
IODESC_ENT(CLKPWR),
IODESC_ENT(TIMER),
IODESC_ENT(WATCHDOG),
{
.virtual = (unsigned long)S3C2412_VA_SSMC,
.pfn = __phys_to_pfn(S3C2412_PA_SSMC),
.length = SZ_1M,
.type = MT_DEVICE,
},
{
.virtual = (unsigned long)S3C2412_VA_EBI,
.pfn = __phys_to_pfn(S3C2412_PA_EBI),
.length = SZ_1M,
.type = MT_DEVICE,
},
};
/* uart registration process */