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  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef _S5PC1XX_CPU_H
  10 #define _S5PC1XX_CPU_H
  11
  12 #define S5P_CPU_NAME            "S5P"
  13 #define S5PC1XX_ADDR_BASE       0xE0000000
  14
  15 /* S5PC100 */
  16 #define S5PC100_PRO_ID          0xE0000000
  17 #define S5PC100_CLOCK_BASE      0xE0100000
  18 #define S5PC100_GPIO_BASE       0xE0300000
  19 #define S5PC100_VIC0_BASE       0xE4000000
  20 #define S5PC100_VIC1_BASE       0xE4100000
  21 #define S5PC100_VIC2_BASE       0xE4200000
  22 #define S5PC100_DMC_BASE        0xE6000000
  23 #define S5PC100_SROMC_BASE      0xE7000000
  24 #define S5PC100_ONENAND_BASE    0xE7100000
  25 #define S5PC100_PWMTIMER_BASE   0xEA000000
  26 #define S5PC100_WATCHDOG_BASE   0xEA200000
  27 #define S5PC100_UART_BASE       0xEC000000
  28 #define S5PC100_MMC_BASE        0xED800000
  29
  30 /* S5PC110 */
  31 #define S5PC110_PRO_ID          0xE0000000
  32 #define S5PC110_CLOCK_BASE      0xE0100000
  33 #define S5PC110_GPIO_BASE       0xE0200000
  34 #define S5PC110_PWMTIMER_BASE   0xE2500000
  35 #define S5PC110_WATCHDOG_BASE   0xE2700000
  36 #define S5PC110_UART_BASE       0xE2900000
  37 #define S5PC110_SROMC_BASE      0xE8000000
  38 #define S5PC110_MMC_BASE        0xEB000000
  39 #define S5PC110_DMC0_BASE       0xF0000000
  40 #define S5PC110_DMC1_BASE       0xF1400000
  41 #define S5PC110_VIC0_BASE       0xF2000000
  42 #define S5PC110_VIC1_BASE       0xF2100000
  43 #define S5PC110_VIC2_BASE       0xF2200000
  44 #define S5PC110_VIC3_BASE       0xF2300000
  45 #define S5PC110_OTG_BASE        0xEC000000
  46 #define S5PC110_PHY_BASE        0xEC100000
  47 #define S5PC110_USB_PHY_CONTROL 0xE010E80C
  48
  49
  50 #ifndef __ASSEMBLY__
  51 #include <asm/io.h>
  52 /* CPU detection macros */
  53 extern unsigned int s5p_cpu_id;
  54 extern unsigned int s5p_cpu_rev;
  55
  56 static inline int s5p_get_cpu_rev(void)
  57 {
  58         return s5p_cpu_rev;
  59 }
  60
  61 static inline void s5p_set_cpu_id(void)
  62 {
  63         s5p_cpu_id = readl(S5PC100_PRO_ID);
  64         s5p_cpu_rev = s5p_cpu_id & 0x000000FF;
  65         s5p_cpu_id = 0xC000 | ((s5p_cpu_id & 0x00FFF000) >> 12);
  66 }
  67
  68 static inline char *s5p_get_cpu_name(void)
  69 {
  70         return S5P_CPU_NAME;
  71 }
  72
  73 #define IS_SAMSUNG_TYPE(type, id)                       \
  74 static inline int cpu_is_##type(void)                   \
  75 {                                                       \
  76         return s5p_cpu_id == id ? 1 : 0;                \
  77 }
  78
  79 IS_SAMSUNG_TYPE(s5pc100, 0xc100)
  80 IS_SAMSUNG_TYPE(s5pc110, 0xc110)
  81
  82 #define SAMSUNG_BASE(device, base)                              \
  83 static inline unsigned int samsung_get_base_##device(void)      \
  84 {                                                               \
  85         if (cpu_is_s5pc100())                                   \
  86                 return S5PC100_##base;                          \
  87         else if (cpu_is_s5pc110())                              \
  88                 return S5PC110_##base;                          \
  89         else                                                    \
  90                 return 0;                                       \
  91 }
  92
  93 SAMSUNG_BASE(clock, CLOCK_BASE)
  94 SAMSUNG_BASE(gpio, GPIO_BASE)
  95 SAMSUNG_BASE(pro_id, PRO_ID)
  96 SAMSUNG_BASE(mmc, MMC_BASE)
  97 SAMSUNG_BASE(sromc, SROMC_BASE)
  98 SAMSUNG_BASE(timer, PWMTIMER_BASE)
  99 SAMSUNG_BASE(uart, UART_BASE)
 100 SAMSUNG_BASE(watchdog, WATCHDOG_BASE)
 101 #endif
 102
 103 #endif  /* _S5PC1XX_CPU_H */