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3fa754c2 KK |
1 | /* |
2 | * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. | |
19a2c065 | 3 | * http://www.samsung.com |
939d28aa | 4 | * |
3fa754c2 KK |
5 | * Common Codes for S5PV210 |
6 | * | |
939d28aa KK |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
3fa754c2 | 10 | */ |
939d28aa KK |
11 | |
12 | #include <linux/kernel.h> | |
13 | #include <linux/types.h> | |
14 | #include <linux/interrupt.h> | |
15 | #include <linux/list.h> | |
16 | #include <linux/timer.h> | |
17 | #include <linux/init.h> | |
18 | #include <linux/module.h> | |
19 | #include <linux/clk.h> | |
20 | #include <linux/io.h> | |
4a858cfc | 21 | #include <linux/device.h> |
1c161fd0 | 22 | #include <clocksource/samsung_pwm.h> |
939d28aa | 23 | #include <linux/platform_device.h> |
4341f9b3 | 24 | #include <linux/sched.h> |
a06a58ab | 25 | #include <linux/dma-mapping.h> |
3fa754c2 | 26 | #include <linux/serial_core.h> |
334a1c70 | 27 | #include <linux/serial_s3c.h> |
939d28aa | 28 | |
3fa754c2 | 29 | #include <asm/proc-fns.h> |
939d28aa KK |
30 | #include <asm/mach/arch.h> |
31 | #include <asm/mach/map.h> | |
32 | #include <asm/mach/irq.h> | |
33 | ||
939d28aa KK |
34 | #include <mach/map.h> |
35 | #include <mach/regs-clock.h> | |
36 | ||
37 | #include <plat/cpu.h> | |
939d28aa | 38 | #include <plat/clock.h> |
3fa754c2 | 39 | #include <plat/devs.h> |
3fa754c2 | 40 | #include <plat/sdhci.h> |
50e9769a | 41 | #include <plat/adc-core.h> |
4b9a5ad5 | 42 | #include <plat/ata-core.h> |
3fa754c2 | 43 | #include <plat/fb-core.h> |
33c14ff8 | 44 | #include <plat/fimc-core.h> |
c8d833bf | 45 | #include <plat/iic-core.h> |
e7d0628c | 46 | #include <plat/keypad-core.h> |
1c161fd0 | 47 | #include <plat/pwm-core.h> |
fbf05563 | 48 | #include <plat/tv-core.h> |
308b3afb | 49 | #include <plat/spi-core.h> |
3fa754c2 KK |
50 | |
51 | #include "common.h" | |
52 | ||
53 | static const char name_s5pv210[] = "S5PV210/S5PC110"; | |
54 | ||
55 | static struct cpu_table cpu_ids[] __initdata = { | |
56 | { | |
57 | .idcode = S5PV210_CPU_ID, | |
58 | .idmask = S5PV210_CPU_MASK, | |
59 | .map_io = s5pv210_map_io, | |
60 | .init_clocks = s5pv210_init_clocks, | |
61 | .init_uarts = s5pv210_init_uarts, | |
62 | .init = s5pv210_init, | |
63 | .name = name_s5pv210, | |
64 | }, | |
65 | }; | |
939d28aa KK |
66 | |
67 | /* Initial IO mappings */ | |
68 | ||
69 | static struct map_desc s5pv210_iodesc[] __initdata = { | |
70 | { | |
3fa754c2 KK |
71 | .virtual = (unsigned long)S5P_VA_CHIPID, |
72 | .pfn = __phys_to_pfn(S5PV210_PA_CHIPID), | |
73 | .length = SZ_4K, | |
74 | .type = MT_DEVICE, | |
75 | }, { | |
76 | .virtual = (unsigned long)S3C_VA_SYS, | |
77 | .pfn = __phys_to_pfn(S5PV210_PA_SYSCON), | |
78 | .length = SZ_64K, | |
79 | .type = MT_DEVICE, | |
80 | }, { | |
81 | .virtual = (unsigned long)S3C_VA_TIMER, | |
82 | .pfn = __phys_to_pfn(S5PV210_PA_TIMER), | |
83 | .length = SZ_16K, | |
84 | .type = MT_DEVICE, | |
85 | }, { | |
86 | .virtual = (unsigned long)S3C_VA_WATCHDOG, | |
87 | .pfn = __phys_to_pfn(S5PV210_PA_WATCHDOG), | |
88 | .length = SZ_4K, | |
89 | .type = MT_DEVICE, | |
90 | }, { | |
91 | .virtual = (unsigned long)S5P_VA_SROMC, | |
92 | .pfn = __phys_to_pfn(S5PV210_PA_SROMC), | |
93 | .length = SZ_4K, | |
94 | .type = MT_DEVICE, | |
95 | }, { | |
939d28aa KK |
96 | .virtual = (unsigned long)S5P_VA_SYSTIMER, |
97 | .pfn = __phys_to_pfn(S5PV210_PA_SYSTIMER), | |
a203a13a | 98 | .length = SZ_4K, |
939d28aa | 99 | .type = MT_DEVICE, |
19a2c065 KK |
100 | }, { |
101 | .virtual = (unsigned long)S5P_VA_GPIO, | |
102 | .pfn = __phys_to_pfn(S5PV210_PA_GPIO), | |
103 | .length = SZ_4K, | |
104 | .type = MT_DEVICE, | |
105 | }, { | |
106 | .virtual = (unsigned long)VA_VIC0, | |
107 | .pfn = __phys_to_pfn(S5PV210_PA_VIC0), | |
108 | .length = SZ_16K, | |
109 | .type = MT_DEVICE, | |
110 | }, { | |
111 | .virtual = (unsigned long)VA_VIC1, | |
112 | .pfn = __phys_to_pfn(S5PV210_PA_VIC1), | |
113 | .length = SZ_16K, | |
114 | .type = MT_DEVICE, | |
939d28aa KK |
115 | }, { |
116 | .virtual = (unsigned long)VA_VIC2, | |
117 | .pfn = __phys_to_pfn(S5PV210_PA_VIC2), | |
118 | .length = SZ_16K, | |
119 | .type = MT_DEVICE, | |
120 | }, { | |
121 | .virtual = (unsigned long)VA_VIC3, | |
122 | .pfn = __phys_to_pfn(S5PV210_PA_VIC3), | |
123 | .length = SZ_16K, | |
124 | .type = MT_DEVICE, | |
19a2c065 KK |
125 | }, { |
126 | .virtual = (unsigned long)S3C_VA_UART, | |
127 | .pfn = __phys_to_pfn(S3C_PA_UART), | |
128 | .length = SZ_512K, | |
129 | .type = MT_DEVICE, | |
1d826d14 JL |
130 | }, { |
131 | .virtual = (unsigned long)S5P_VA_DMC0, | |
132 | .pfn = __phys_to_pfn(S5PV210_PA_DMC0), | |
133 | .length = SZ_4K, | |
134 | .type = MT_DEVICE, | |
135 | }, { | |
136 | .virtual = (unsigned long)S5P_VA_DMC1, | |
137 | .pfn = __phys_to_pfn(S5PV210_PA_DMC1), | |
138 | .length = SZ_4K, | |
139 | .type = MT_DEVICE, | |
ca1931ca MS |
140 | }, { |
141 | .virtual = (unsigned long)S3C_VA_USB_HSPHY, | |
142 | .pfn =__phys_to_pfn(S5PV210_PA_HSPHY), | |
143 | .length = SZ_4K, | |
144 | .type = MT_DEVICE, | |
939d28aa KK |
145 | } |
146 | }; | |
147 | ||
7b6d864b | 148 | void s5pv210_restart(enum reboot_mode mode, const char *cmd) |
4550ee20 JL |
149 | { |
150 | __raw_writel(0x1, S5P_SWRESET); | |
151 | } | |
152 | ||
1c161fd0 TF |
153 | static struct samsung_pwm_variant s5pv210_pwm_variant = { |
154 | .bits = 32, | |
155 | .div_base = 0, | |
156 | .has_tint_cstat = true, | |
157 | .tclk_mask = (1 << 5), | |
158 | }; | |
159 | ||
4280506a TF |
160 | void __init samsung_set_timer_source(unsigned int event, unsigned int source) |
161 | { | |
162 | s5pv210_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1; | |
163 | s5pv210_pwm_variant.output_mask &= ~(BIT(event) | BIT(source)); | |
164 | } | |
165 | ||
166 | void __init samsung_timer_init(void) | |
167 | { | |
168 | unsigned int timer_irqs[SAMSUNG_PWM_NUM] = { | |
169 | IRQ_TIMER0_VIC, IRQ_TIMER1_VIC, IRQ_TIMER2_VIC, | |
170 | IRQ_TIMER3_VIC, IRQ_TIMER4_VIC, | |
171 | }; | |
172 | ||
173 | samsung_pwm_clocksource_init(S3C_VA_TIMER, | |
174 | timer_irqs, &s5pv210_pwm_variant); | |
175 | } | |
176 | ||
3fa754c2 KK |
177 | /* |
178 | * s5pv210_map_io | |
939d28aa KK |
179 | * |
180 | * register the standard cpu IO areas | |
3fa754c2 | 181 | */ |
939d28aa | 182 | |
3fa754c2 | 183 | void __init s5pv210_init_io(struct map_desc *mach_desc, int size) |
939d28aa | 184 | { |
3fa754c2 | 185 | /* initialize the io descriptors we need for initialization */ |
939d28aa | 186 | iotable_init(s5pv210_iodesc, ARRAY_SIZE(s5pv210_iodesc)); |
3fa754c2 KK |
187 | if (mach_desc) |
188 | iotable_init(mach_desc, size); | |
189 | ||
190 | /* detect cpu id and rev. */ | |
191 | s5p_init_cpu(S5P_VA_CHIPID); | |
192 | ||
193 | s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); | |
1c161fd0 TF |
194 | |
195 | samsung_pwm_set_platdata(&s5pv210_pwm_variant); | |
3fa754c2 KK |
196 | } |
197 | ||
198 | void __init s5pv210_map_io(void) | |
199 | { | |
e6f66a9f MS |
200 | /* initialise device information early */ |
201 | s5pv210_default_sdhci0(); | |
202 | s5pv210_default_sdhci1(); | |
203 | s5pv210_default_sdhci2(); | |
976a62f2 | 204 | s5pv210_default_sdhci3(); |
e6f66a9f | 205 | |
a0428f3a | 206 | s3c_adc_setname("samsung-adc-v3"); |
50e9769a | 207 | |
4b9a5ad5 AK |
208 | s3c_cfcon_setname("s5pv210-pata"); |
209 | ||
d61bd77f KK |
210 | s3c_fimc_setname(0, "s5pv210-fimc"); |
211 | s3c_fimc_setname(1, "s5pv210-fimc"); | |
212 | s3c_fimc_setname(2, "s5pv210-fimc"); | |
e6f66a9f | 213 | |
c8d833bf MS |
214 | /* the i2c devices are directly compatible with s3c2440 */ |
215 | s3c_i2c0_setname("s3c2440-i2c"); | |
216 | s3c_i2c1_setname("s3c2440-i2c"); | |
217 | s3c_i2c2_setname("s3c2440-i2c"); | |
eb42b044 PO |
218 | |
219 | s3c_fb_setname("s5pv210-fb"); | |
636d1742 | 220 | |
e7d0628c JS |
221 | /* Use s5pv210-keypad instead of samsung-keypad */ |
222 | samsung_keypad_setname("s5pv210-keypad"); | |
fbf05563 TS |
223 | |
224 | /* setup TV devices */ | |
225 | s5p_hdmi_setname("s5pv210-hdmi"); | |
308b3afb HS |
226 | |
227 | s3c64xx_spi_setname("s5pv210-spi"); | |
939d28aa KK |
228 | } |
229 | ||
230 | void __init s5pv210_init_clocks(int xtal) | |
231 | { | |
232 | printk(KERN_DEBUG "%s: initializing clocks\n", __func__); | |
233 | ||
234 | s3c24xx_register_baseclocks(xtal); | |
235 | s5p_register_clocks(xtal); | |
236 | s5pv210_register_clocks(); | |
237 | s5pv210_setup_clocks(); | |
238 | } | |
239 | ||
240 | void __init s5pv210_init_irq(void) | |
241 | { | |
242 | u32 vic[4]; /* S5PV210 supports 4 VIC */ | |
243 | ||
244 | /* All the VICs are fully populated. */ | |
245 | vic[0] = ~0; | |
246 | vic[1] = ~0; | |
247 | vic[2] = ~0; | |
248 | vic[3] = ~0; | |
249 | ||
250 | s5p_init_irq(vic, ARRAY_SIZE(vic)); | |
251 | } | |
252 | ||
4a858cfc KS |
253 | struct bus_type s5pv210_subsys = { |
254 | .name = "s5pv210-core", | |
255 | .dev_name = "s5pv210-core", | |
939d28aa KK |
256 | }; |
257 | ||
4a858cfc KS |
258 | static struct device s5pv210_dev = { |
259 | .bus = &s5pv210_subsys, | |
939d28aa KK |
260 | }; |
261 | ||
262 | static int __init s5pv210_core_init(void) | |
263 | { | |
4a858cfc | 264 | return subsys_system_register(&s5pv210_subsys, NULL); |
939d28aa | 265 | } |
939d28aa KK |
266 | core_initcall(s5pv210_core_init); |
267 | ||
268 | int __init s5pv210_init(void) | |
269 | { | |
270 | printk(KERN_INFO "S5PV210: Initializing architecture\n"); | |
4a858cfc | 271 | return device_register(&s5pv210_dev); |
939d28aa | 272 | } |
3fa754c2 | 273 | |
3fa754c2 KK |
274 | /* uart registration process */ |
275 | ||
276 | void __init s5pv210_init_uarts(struct s3c2410_uartcfg *cfg, int no) | |
277 | { | |
3fa754c2 KK |
278 | s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no); |
279 | } |