xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-s5pc1xx/include/mach/cpu.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2009 Samsung Electronics
3*4882a593Smuzhiyun  * Minkyu Kang <mk7.kang@samsung.com>
4*4882a593Smuzhiyun  * Heungjun Kim <riverful.kim@samsung.com>
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef _S5PC1XX_CPU_H
10*4882a593Smuzhiyun #define _S5PC1XX_CPU_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define S5P_CPU_NAME		"S5P"
13*4882a593Smuzhiyun #define S5PC1XX_ADDR_BASE	0xE0000000
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /* S5PC100 */
16*4882a593Smuzhiyun #define S5PC100_PRO_ID		0xE0000000
17*4882a593Smuzhiyun #define S5PC100_CLOCK_BASE	0xE0100000
18*4882a593Smuzhiyun #define S5PC100_GPIO_BASE	0xE0300000
19*4882a593Smuzhiyun #define S5PC100_VIC0_BASE	0xE4000000
20*4882a593Smuzhiyun #define S5PC100_VIC1_BASE	0xE4100000
21*4882a593Smuzhiyun #define S5PC100_VIC2_BASE	0xE4200000
22*4882a593Smuzhiyun #define S5PC100_DMC_BASE	0xE6000000
23*4882a593Smuzhiyun #define S5PC100_SROMC_BASE	0xE7000000
24*4882a593Smuzhiyun #define S5PC100_ONENAND_BASE	0xE7100000
25*4882a593Smuzhiyun #define S5PC100_PWMTIMER_BASE	0xEA000000
26*4882a593Smuzhiyun #define S5PC100_WATCHDOG_BASE	0xEA200000
27*4882a593Smuzhiyun #define S5PC100_UART_BASE	0xEC000000
28*4882a593Smuzhiyun #define S5PC100_MMC_BASE	0xED800000
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun /* S5PC110 */
31*4882a593Smuzhiyun #define S5PC110_PRO_ID		0xE0000000
32*4882a593Smuzhiyun #define S5PC110_CLOCK_BASE	0xE0100000
33*4882a593Smuzhiyun #define S5PC110_GPIO_BASE	0xE0200000
34*4882a593Smuzhiyun #define S5PC110_PWMTIMER_BASE	0xE2500000
35*4882a593Smuzhiyun #define S5PC110_WATCHDOG_BASE	0xE2700000
36*4882a593Smuzhiyun #define S5PC110_UART_BASE	0xE2900000
37*4882a593Smuzhiyun #define S5PC110_SROMC_BASE	0xE8000000
38*4882a593Smuzhiyun #define S5PC110_MMC_BASE	0xEB000000
39*4882a593Smuzhiyun #define S5PC110_DMC0_BASE	0xF0000000
40*4882a593Smuzhiyun #define S5PC110_DMC1_BASE	0xF1400000
41*4882a593Smuzhiyun #define S5PC110_VIC0_BASE	0xF2000000
42*4882a593Smuzhiyun #define S5PC110_VIC1_BASE	0xF2100000
43*4882a593Smuzhiyun #define S5PC110_VIC2_BASE	0xF2200000
44*4882a593Smuzhiyun #define S5PC110_VIC3_BASE	0xF2300000
45*4882a593Smuzhiyun #define S5PC110_OTG_BASE	0xEC000000
46*4882a593Smuzhiyun #define S5PC110_PHY_BASE	0xEC100000
47*4882a593Smuzhiyun #define S5PC110_USB_PHY_CONTROL 0xE010E80C
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #ifndef __ASSEMBLY__
51*4882a593Smuzhiyun #include <asm/io.h>
52*4882a593Smuzhiyun /* CPU detection macros */
53*4882a593Smuzhiyun extern unsigned int s5p_cpu_id;
54*4882a593Smuzhiyun extern unsigned int s5p_cpu_rev;
55*4882a593Smuzhiyun 
s5p_get_cpu_rev(void)56*4882a593Smuzhiyun static inline int s5p_get_cpu_rev(void)
57*4882a593Smuzhiyun {
58*4882a593Smuzhiyun 	return s5p_cpu_rev;
59*4882a593Smuzhiyun }
60*4882a593Smuzhiyun 
s5p_set_cpu_id(void)61*4882a593Smuzhiyun static inline void s5p_set_cpu_id(void)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun 	s5p_cpu_id = readl(S5PC100_PRO_ID);
64*4882a593Smuzhiyun 	s5p_cpu_rev = s5p_cpu_id & 0x000000FF;
65*4882a593Smuzhiyun 	s5p_cpu_id = 0xC000 | ((s5p_cpu_id & 0x00FFF000) >> 12);
66*4882a593Smuzhiyun }
67*4882a593Smuzhiyun 
s5p_get_cpu_name(void)68*4882a593Smuzhiyun static inline char *s5p_get_cpu_name(void)
69*4882a593Smuzhiyun {
70*4882a593Smuzhiyun 	return S5P_CPU_NAME;
71*4882a593Smuzhiyun }
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #define IS_SAMSUNG_TYPE(type, id)			\
74*4882a593Smuzhiyun static inline int cpu_is_##type(void)			\
75*4882a593Smuzhiyun {							\
76*4882a593Smuzhiyun 	return s5p_cpu_id == id ? 1 : 0;		\
77*4882a593Smuzhiyun }
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun IS_SAMSUNG_TYPE(s5pc100, 0xc100)
80*4882a593Smuzhiyun IS_SAMSUNG_TYPE(s5pc110, 0xc110)
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun #define SAMSUNG_BASE(device, base)				\
83*4882a593Smuzhiyun static inline unsigned int samsung_get_base_##device(void)	\
84*4882a593Smuzhiyun {								\
85*4882a593Smuzhiyun 	if (cpu_is_s5pc100())					\
86*4882a593Smuzhiyun 		return S5PC100_##base;				\
87*4882a593Smuzhiyun 	else if (cpu_is_s5pc110())				\
88*4882a593Smuzhiyun 		return S5PC110_##base;				\
89*4882a593Smuzhiyun 	else							\
90*4882a593Smuzhiyun 		return 0;					\
91*4882a593Smuzhiyun }
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun SAMSUNG_BASE(clock, CLOCK_BASE)
94*4882a593Smuzhiyun SAMSUNG_BASE(gpio, GPIO_BASE)
95*4882a593Smuzhiyun SAMSUNG_BASE(pro_id, PRO_ID)
96*4882a593Smuzhiyun SAMSUNG_BASE(mmc, MMC_BASE)
97*4882a593Smuzhiyun SAMSUNG_BASE(sromc, SROMC_BASE)
98*4882a593Smuzhiyun SAMSUNG_BASE(timer, PWMTIMER_BASE)
99*4882a593Smuzhiyun SAMSUNG_BASE(uart, UART_BASE)
100*4882a593Smuzhiyun SAMSUNG_BASE(watchdog, WATCHDOG_BASE)
101*4882a593Smuzhiyun #endif
102*4882a593Smuzhiyun 
103*4882a593Smuzhiyun #endif	/* _S5PC1XX_CPU_H */
104