Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 1 | /* linux/include/asm-arm/plat-s3c24xx/map.h |
| 2 | * |
| 3 | * Copyright (c) 2008 Simtec Electronics |
| 4 | * Ben Dooks <ben@simtec.co.uk> |
| 5 | * |
| 6 | * S3C24XX - Memory map definitions |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #ifndef __ASM_PLAT_S3C24XX_MAP_H |
| 14 | #define __ASM_PLAT_S3C24XX_MAP_H |
| 15 | |
| 16 | /* interrupt controller is the first thing we put in, to make |
| 17 | * the assembly code for the irq detection easier |
| 18 | */ |
| 19 | #define S3C24XX_VA_IRQ S3C_VA_IRQ |
| 20 | #define S3C2410_PA_IRQ (0x4A000000) |
| 21 | #define S3C24XX_SZ_IRQ SZ_1M |
| 22 | |
| 23 | /* memory controller registers */ |
| 24 | #define S3C24XX_VA_MEMCTRL S3C_VA_MEM |
| 25 | #define S3C2410_PA_MEMCTRL (0x48000000) |
| 26 | #define S3C24XX_SZ_MEMCTRL SZ_1M |
| 27 | |
| 28 | /* UARTs */ |
| 29 | #define S3C24XX_VA_UART S3C_VA_UART |
| 30 | #define S3C2410_PA_UART (0x50000000) |
| 31 | #define S3C24XX_SZ_UART SZ_1M |
Ben Dooks | e1a2bd1 | 2008-10-21 14:06:45 +0100 | [diff] [blame] | 32 | #define S3C_UART_OFFSET (0x4000) |
Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 33 | |
Ben Dooks | d2b07fe | 2008-12-12 00:24:20 +0000 | [diff] [blame] | 34 | #define S3C_VA_UARTx(uart) (S3C_VA_UART + ((uart * S3C_UART_OFFSET))) |
| 35 | |
Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 36 | /* Timers */ |
| 37 | #define S3C24XX_VA_TIMER S3C_VA_TIMER |
| 38 | #define S3C2410_PA_TIMER (0x51000000) |
| 39 | #define S3C24XX_SZ_TIMER SZ_1M |
| 40 | |
| 41 | /* Clock and Power management */ |
| 42 | #define S3C24XX_VA_CLKPWR S3C_VA_SYS |
| 43 | #define S3C24XX_SZ_CLKPWR SZ_1M |
| 44 | |
| 45 | /* USB Device port */ |
| 46 | #define S3C2410_PA_USBDEV (0x52000000) |
| 47 | #define S3C24XX_SZ_USBDEV SZ_1M |
| 48 | |
| 49 | /* Watchdog */ |
| 50 | #define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG |
| 51 | #define S3C2410_PA_WATCHDOG (0x53000000) |
| 52 | #define S3C24XX_SZ_WATCHDOG SZ_1M |
| 53 | |
| 54 | /* Standard size definitions for peripheral blocks. */ |
| 55 | |
Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 56 | #define S3C24XX_SZ_IIS SZ_1M |
| 57 | #define S3C24XX_SZ_ADC SZ_1M |
| 58 | #define S3C24XX_SZ_SPI SZ_1M |
| 59 | #define S3C24XX_SZ_SDI SZ_1M |
| 60 | #define S3C24XX_SZ_NAND SZ_1M |
Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 61 | |
| 62 | /* GPIO ports */ |
| 63 | |
| 64 | /* the calculation for the VA of this must ensure that |
| 65 | * it is the same distance apart from the UART in the |
| 66 | * phsyical address space, as the initial mapping for the IO |
André Goddard Rosa | af901ca | 2009-11-14 13:09:05 -0200 | [diff] [blame] | 67 | * is done as a 1:1 mapping. This puts it (currently) at |
Ben Dooks | ce46a9c | 2008-10-21 14:06:26 +0100 | [diff] [blame] | 68 | * 0xFA800000, which is not in the way of any current mapping |
| 69 | * by the base system. |
| 70 | */ |
| 71 | |
| 72 | #define S3C2410_PA_GPIO (0x56000000) |
| 73 | #define S3C24XX_VA_GPIO ((S3C24XX_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART) |
| 74 | #define S3C24XX_SZ_GPIO SZ_1M |
| 75 | |
| 76 | |
| 77 | /* ISA style IO, for each machine to sort out mappings for, if it |
| 78 | * implements it. We reserve two 16M regions for ISA. |
| 79 | */ |
| 80 | |
| 81 | #define S3C24XX_VA_ISA_WORD S3C2410_ADDR(0x02000000) |
| 82 | #define S3C24XX_VA_ISA_BYTE S3C2410_ADDR(0x03000000) |
| 83 | |
| 84 | /* deal with the registers that move under the 2412/2413 */ |
| 85 | |
| 86 | #if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) |
| 87 | #ifndef __ASSEMBLY__ |
| 88 | extern void __iomem *s3c24xx_va_gpio2; |
| 89 | #endif |
| 90 | #ifdef CONFIG_CPU_S3C2412_ONLY |
| 91 | #define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10) |
| 92 | #else |
| 93 | #define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2 |
| 94 | #endif |
| 95 | #else |
| 96 | #define s3c24xx_va_gpio2 S3C24XX_VA_GPIO |
| 97 | #define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO |
| 98 | #endif |
| 99 | |
| 100 | #endif /* __ASM_PLAT_S3C24XX_MAP_H */ |