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Unified codebase for TX28, TX48, TX51, TX53
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1 /*
2  * (C) Copyright 2010 Samsung Electronics
3  * Minkyu Kang <mk7.kang@samsung.com>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation; either version 2 of
8  * the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
18  * MA 02111-1307 USA
19  *
20  */
21
22 #ifndef _EXYNOS4_CPU_H
23 #define _EXYNOS4_CPU_H
24
25 #define DEVICE_NOT_AVAILABLE            0
26
27 #define EXYNOS4_ADDR_BASE               0x10000000
28
29 /* EXYNOS4 */
30 #define EXYNOS4_GPIO_PART3_BASE         0x03860000
31 #define EXYNOS4_PRO_ID                  0x10000000
32 #define EXYNOS4_SYSREG_BASE             0x10010000
33 #define EXYNOS4_POWER_BASE              0x10020000
34 #define EXYNOS4_SWRESET                 0x10020400
35 #define EXYNOS4_CLOCK_BASE              0x10030000
36 #define EXYNOS4_SYSTIMER_BASE           0x10050000
37 #define EXYNOS4_WATCHDOG_BASE           0x10060000
38 #define EXYNOS4_MIU_BASE                0x10600000
39 #define EXYNOS4_DMC0_BASE               0x10400000
40 #define EXYNOS4_DMC1_BASE               0x10410000
41 #define EXYNOS4_GPIO_PART2_BASE         0x11000000
42 #define EXYNOS4_GPIO_PART1_BASE         0x11400000
43 #define EXYNOS4_FIMD_BASE               0x11C00000
44 #define EXYNOS4_MIPI_DSIM_BASE          0x11C80000
45 #define EXYNOS4_USBOTG_BASE             0x12480000
46 #define EXYNOS4_MMC_BASE                0x12510000
47 #define EXYNOS4_SROMC_BASE              0x12570000
48 #define EXYNOS4_USBPHY_BASE             0x125B0000
49 #define EXYNOS4_UART_BASE               0x13800000
50 #define EXYNOS4_ADC_BASE                0x13910000
51 #define EXYNOS4_PWMTIMER_BASE           0x139D0000
52 #define EXYNOS4_MODEM_BASE              0x13A00000
53 #define EXYNOS4_USBPHY_CONTROL          0x10020704
54
55 #define EXYNOS4_GPIO_PART4_BASE         DEVICE_NOT_AVAILABLE
56
57 /* EXYNOS5 */
58 #define EXYNOS5_GPIO_PART4_BASE         0x03860000
59 #define EXYNOS5_PRO_ID                  0x10000000
60 #define EXYNOS5_CLOCK_BASE              0x10010000
61 #define EXYNOS5_POWER_BASE              0x10040000
62 #define EXYNOS5_SWRESET                 0x10040400
63 #define EXYNOS5_SYSREG_BASE             0x10050000
64 #define EXYNOS5_WATCHDOG_BASE           0x101D0000
65 #define EXYNOS5_DMC_PHY0_BASE           0x10C00000
66 #define EXYNOS5_DMC_PHY1_BASE           0x10C10000
67 #define EXYNOS5_GPIO_PART3_BASE         0x10D10000
68 #define EXYNOS5_DMC_CTRL_BASE           0x10DD0000
69 #define EXYNOS5_GPIO_PART1_BASE         0x11400000
70 #define EXYNOS5_MIPI_DSIM_BASE          0x11D00000
71 #define EXYNOS5_MMC_BASE                0x12200000
72 #define EXYNOS5_SROMC_BASE              0x12250000
73 #define EXYNOS5_USBOTG_BASE             0x12480000
74 #define EXYNOS5_USBPHY_BASE             0x12480000
75 #define EXYNOS5_UART_BASE               0x12C00000
76 #define EXYNOS5_PWMTIMER_BASE           0x12DD0000
77 #define EXYNOS5_GPIO_PART2_BASE         0x13400000
78 #define EXYNOS5_FIMD_BASE               0x14400000
79
80 #define EXYNOS5_ADC_BASE                DEVICE_NOT_AVAILABLE
81 #define EXYNOS5_MODEM_BASE              DEVICE_NOT_AVAILABLE
82
83 #ifndef __ASSEMBLY__
84 #include <asm/io.h>
85 /* CPU detection macros */
86 extern unsigned int s5p_cpu_id;
87 extern unsigned int s5p_cpu_rev;
88
89 static inline int s5p_get_cpu_rev(void)
90 {
91         return s5p_cpu_rev;
92 }
93
94 static inline void s5p_set_cpu_id(void)
95 {
96         s5p_cpu_id = readl(EXYNOS4_PRO_ID);
97         s5p_cpu_id = (0xC000 | ((s5p_cpu_id & 0x00FFF000) >> 12));
98
99         /*
100          * 0xC200: EXYNOS4210 EVT0
101          * 0xC210: EXYNOS4210 EVT1
102          */
103         if (s5p_cpu_id == 0xC200) {
104                 s5p_cpu_id |= 0x10;
105                 s5p_cpu_rev = 0;
106         } else if (s5p_cpu_id == 0xC210) {
107                 s5p_cpu_rev = 1;
108         }
109 }
110
111 #define IS_SAMSUNG_TYPE(type, id)                       \
112 static inline int cpu_is_##type(void)                   \
113 {                                                       \
114         return s5p_cpu_id == id ? 1 : 0;                \
115 }
116
117 IS_SAMSUNG_TYPE(exynos4, 0xc210)
118 IS_SAMSUNG_TYPE(exynos5, 0xc520)
119
120 #define SAMSUNG_BASE(device, base)                              \
121 static inline unsigned int samsung_get_base_##device(void)      \
122 {                                                               \
123         if (cpu_is_exynos4())                                   \
124                 return EXYNOS4_##base;                          \
125         else if (cpu_is_exynos5())                              \
126                 return EXYNOS5_##base;                          \
127         else                                                    \
128                 return 0;                                       \
129 }
130
131 SAMSUNG_BASE(adc, ADC_BASE)
132 SAMSUNG_BASE(clock, CLOCK_BASE)
133 SAMSUNG_BASE(sysreg, SYSREG_BASE)
134 SAMSUNG_BASE(fimd, FIMD_BASE)
135 SAMSUNG_BASE(mipi_dsim, MIPI_DSIM_BASE)
136 SAMSUNG_BASE(gpio_part1, GPIO_PART1_BASE)
137 SAMSUNG_BASE(gpio_part2, GPIO_PART2_BASE)
138 SAMSUNG_BASE(gpio_part3, GPIO_PART3_BASE)
139 SAMSUNG_BASE(gpio_part4, GPIO_PART4_BASE)
140 SAMSUNG_BASE(pro_id, PRO_ID)
141 SAMSUNG_BASE(mmc, MMC_BASE)
142 SAMSUNG_BASE(modem, MODEM_BASE)
143 SAMSUNG_BASE(sromc, SROMC_BASE)
144 SAMSUNG_BASE(swreset, SWRESET)
145 SAMSUNG_BASE(timer, PWMTIMER_BASE)
146 SAMSUNG_BASE(uart, UART_BASE)
147 SAMSUNG_BASE(usb_phy, USBPHY_BASE)
148 SAMSUNG_BASE(usb_otg, USBOTG_BASE)
149 SAMSUNG_BASE(watchdog, WATCHDOG_BASE)
150 SAMSUNG_BASE(power, POWER_BASE)
151 #endif
152
153 #endif  /* _EXYNOS4_CPU_H */