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
32 #define S3C_UART_OFFSET	   (0x4000)
33 
34 #define S3C_VA_UARTx(uart) (S3C_VA_UART + ((uart * S3C_UART_OFFSET)))
35 
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 
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
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
67  * is done as a 1:1 mapping. This puts it (currently) at
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 */
101