arch/arm/include/asm/arch-s5pc1xx/cpu.h

   1 /*
   2  * (C) Copyright 2009 Samsung Electronics
   3  * Minkyu Kang <mk7.kang@samsung.com>
   4  * Heungjun Kim <riverful.kim@samsung.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of
   9  * the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  *
  21  */
  22
  23 #ifndef _S5PC1XX_CPU_H
  24 #define _S5PC1XX_CPU_H
  25
  26 #define S5PC1XX_ADDR_BASE       0xE0000000
  27
  28 /* S5PC100 */
  29 #define S5PC100_PRO_ID          0xE0000000
  30 #define S5PC100_CLOCK_BASE      0xE0100000
  31 #define S5PC100_GPIO_BASE       0xE0300000
  32 #define S5PC100_VIC0_BASE       0xE4000000
  33 #define S5PC100_VIC1_BASE       0xE4100000
  34 #define S5PC100_VIC2_BASE       0xE4200000
  35 #define S5PC100_DMC_BASE        0xE6000000
  36 #define S5PC100_SROMC_BASE      0xE7000000
  37 #define S5PC100_ONENAND_BASE    0xE7100000
  38 #define S5PC100_PWMTIMER_BASE   0xEA000000
  39 #define S5PC100_WATCHDOG_BASE   0xEA200000
  40 #define S5PC100_UART_BASE       0xEC000000
  41 #define S5PC100_MMC_BASE        0xED800000
  42
  43 /* S5PC110 */
  44 #define S5PC110_PRO_ID          0xE0000000
  45 #define S5PC110_CLOCK_BASE      0xE0100000
  46 #define S5PC110_GPIO_BASE       0xE0200000
  47 #define S5PC110_PWMTIMER_BASE   0xE2500000
  48 #define S5PC110_WATCHDOG_BASE   0xE2700000
  49 #define S5PC110_UART_BASE       0xE2900000
  50 #define S5PC110_SROMC_BASE      0xE8000000
  51 #define S5PC110_MMC_BASE        0xEB000000
  52 #define S5PC110_DMC0_BASE       0xF0000000
  53 #define S5PC110_DMC1_BASE       0xF1400000
  54 #define S5PC110_VIC0_BASE       0xF2000000
  55 #define S5PC110_VIC1_BASE       0xF2100000
  56 #define S5PC110_VIC2_BASE       0xF2200000
  57 #define S5PC110_VIC3_BASE       0xF2300000
  58
  59 #ifndef __ASSEMBLY__
  60 #include <asm/io.h>
  61 /* CPU detection macros */
  62 extern unsigned int s5p_cpu_id;
  63
  64 static inline void s5p_set_cpu_id(void)
  65 {
  66         s5p_cpu_id = readl(S5PC100_PRO_ID);
  67         s5p_cpu_id = 0xC000 | ((s5p_cpu_id & 0x00FFF000) >> 12);
  68 }
  69
  70 #define IS_SAMSUNG_TYPE(type, id)                       \
  71 static inline int cpu_is_##type(void)                   \
  72 {                                                       \
  73         return s5p_cpu_id == id ? 1 : 0;                \
  74 }
  75
  76 IS_SAMSUNG_TYPE(s5pc100, 0xc100)
  77 IS_SAMSUNG_TYPE(s5pc110, 0xc110)
  78
  79 #define SAMSUNG_BASE(device, base)                              \
  80 static inline unsigned int samsung_get_base_##device(void)      \
  81 {                                                               \
  82         if (cpu_is_s5pc100())                                   \
  83                 return S5PC100_##base;                          \
  84         else if (cpu_is_s5pc110())                              \
  85                 return S5PC110_##base;                          \
  86         else                                                    \
  87                 return 0;                                       \
  88 }
  89
  90 SAMSUNG_BASE(clock, CLOCK_BASE)
  91 SAMSUNG_BASE(gpio, GPIO_BASE)
  92 SAMSUNG_BASE(pro_id, PRO_ID)
  93 SAMSUNG_BASE(mmc, MMC_BASE)
  94 SAMSUNG_BASE(sromc, SROMC_BASE)
  95 SAMSUNG_BASE(timer, PWMTIMER_BASE)
  96 SAMSUNG_BASE(uart, UART_BASE)
  97 #endif
  98
  99 #endif  /* _S5PC1XX_CPU_H */