ARM: S3C24XX: Add samsung-time support for s3c24xx
[deliverable/linux.git] / arch / arm / mach-s3c24xx / mach-vr1000.c
CommitLineData
db8304ed 1/*
ccae941e 2 * Copyright (c) 2003-2008 Simtec Electronics
1da177e4
LT
3 * Ben Dooks <ben@simtec.co.uk>
4 *
5 * Machine support for Thorcom VR1000 board. Designed for Thorcom by
6 * Simtec Electronics, http://www.simtec.co.uk/
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
1da177e4
LT
12*/
13
14#include <linux/kernel.h>
15#include <linux/types.h>
16#include <linux/interrupt.h>
17#include <linux/list.h>
18#include <linux/timer.h>
19#include <linux/init.h>
ec976d6e 20#include <linux/gpio.h>
d97a666f 21#include <linux/dm9000.h>
60d6698b 22#include <linux/i2c.h>
1da177e4
LT
23
24#include <linux/serial.h>
25#include <linux/tty.h>
26#include <linux/serial_8250.h>
27#include <linux/serial_reg.h>
fced80c7 28#include <linux/io.h>
1da177e4
LT
29
30#include <asm/mach/arch.h>
31#include <asm/mach/map.h>
32#include <asm/mach/irq.h>
33
1da177e4
LT
34#include <asm/irq.h>
35#include <asm/mach-types.h>
36
436d42c6 37#include <linux/platform_data/leds-s3c24xx.h>
db8304ed
KK
38#include <linux/platform_data/i2c-s3c2410.h>
39#include <linux/platform_data/asoc-s3c24xx_simtec.h>
40
41#include <mach/hardware.h>
42#include <mach/regs-gpio.h>
1da177e4 43
d5120ae7 44#include <plat/clock.h>
a2b7ba9c 45#include <plat/cpu.h>
db8304ed
KK
46#include <plat/devs.h>
47#include <plat/regs-serial.h>
7f78b6eb 48#include <plat/samsung-time.h>
9d529c6e 49
bbd7e5e1 50#include "bast.h"
b27b0727 51#include "common.h"
bbd7e5e1 52#include "simtec.h"
db8304ed 53#include "vr1000.h"
1da177e4
LT
54
55/* macros for virtual address mods for the io space entries */
56#define VA_C5(item) ((unsigned long)(item) + BAST_VAM_CS5)
57#define VA_C4(item) ((unsigned long)(item) + BAST_VAM_CS4)
58#define VA_C3(item) ((unsigned long)(item) + BAST_VAM_CS3)
59#define VA_C2(item) ((unsigned long)(item) + BAST_VAM_CS2)
60
61/* macros to modify the physical addresses for io space */
62
df1ec6de
BD
63#define PA_CS2(item) (__phys_to_pfn((item) + S3C2410_CS2))
64#define PA_CS3(item) (__phys_to_pfn((item) + S3C2410_CS3))
65#define PA_CS4(item) (__phys_to_pfn((item) + S3C2410_CS4))
66#define PA_CS5(item) (__phys_to_pfn((item) + S3C2410_CS5))
1da177e4
LT
67
68static struct map_desc vr1000_iodesc[] __initdata = {
69 /* ISA IO areas */
df1ec6de
BD
70 {
71 .virtual = (u32)S3C24XX_VA_ISA_BYTE,
72 .pfn = PA_CS2(BAST_PA_ISAIO),
73 .length = SZ_16M,
74 .type = MT_DEVICE,
75 }, {
76 .virtual = (u32)S3C24XX_VA_ISA_WORD,
77 .pfn = PA_CS3(BAST_PA_ISAIO),
78 .length = SZ_16M,
79 .type = MT_DEVICE,
80 },
81
82 /* CPLD control registers, and external interrupt controls */
83 {
84 .virtual = (u32)VR1000_VA_CTRL1,
85 .pfn = __phys_to_pfn(VR1000_PA_CTRL1),
86 .length = SZ_1M,
87 .type = MT_DEVICE,
88 }, {
89 .virtual = (u32)VR1000_VA_CTRL2,
90 .pfn = __phys_to_pfn(VR1000_PA_CTRL2),
91 .length = SZ_1M,
92 .type = MT_DEVICE,
93 }, {
94 .virtual = (u32)VR1000_VA_CTRL3,
95 .pfn = __phys_to_pfn(VR1000_PA_CTRL3),
96 .length = SZ_1M,
97 .type = MT_DEVICE,
98 }, {
99 .virtual = (u32)VR1000_VA_CTRL4,
100 .pfn = __phys_to_pfn(VR1000_PA_CTRL4),
101 .length = SZ_1M,
102 .type = MT_DEVICE,
103 },
1da177e4
LT
104};
105
106#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
107#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
108#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
109
66a9b49a 110static struct s3c2410_uartcfg vr1000_uartcfgs[] __initdata = {
1da177e4
LT
111 [0] = {
112 .hwport = 0,
113 .flags = 0,
114 .ucon = UCON,
115 .ulcon = ULCON,
116 .ufcon = UFCON,
1da177e4
LT
117 },
118 [1] = {
119 .hwport = 1,
120 .flags = 0,
121 .ucon = UCON,
122 .ulcon = ULCON,
123 .ufcon = UFCON,
1da177e4
LT
124 },
125 /* port 2 is not actually used */
126 [2] = {
127 .hwport = 2,
128 .flags = 0,
129 .ucon = UCON,
130 .ulcon = ULCON,
131 .ufcon = UFCON,
1da177e4
LT
132 }
133};
134
135/* definitions for the vr1000 extra 16550 serial ports */
136
137#define VR1000_BAUDBASE (3692307)
138
139#define VR1000_SERIAL_MAPBASE(x) (VR1000_PA_SERIAL + 0x80 + ((x) << 5))
140
141static struct plat_serial8250_port serial_platform_data[] = {
142 [0] = {
143 .mapbase = VR1000_SERIAL_MAPBASE(0),
db8304ed 144 .irq = VR1000_IRQ_SERIAL + 0,
1da177e4
LT
145 .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
146 .iotype = UPIO_MEM,
147 .regshift = 0,
148 .uartclk = VR1000_BAUDBASE,
149 },
150 [1] = {
151 .mapbase = VR1000_SERIAL_MAPBASE(1),
db8304ed 152 .irq = VR1000_IRQ_SERIAL + 1,
1da177e4
LT
153 .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
154 .iotype = UPIO_MEM,
155 .regshift = 0,
156 .uartclk = VR1000_BAUDBASE,
157 },
158 [2] = {
159 .mapbase = VR1000_SERIAL_MAPBASE(2),
db8304ed 160 .irq = VR1000_IRQ_SERIAL + 2,
1da177e4
LT
161 .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
162 .iotype = UPIO_MEM,
163 .regshift = 0,
164 .uartclk = VR1000_BAUDBASE,
165 },
166 [3] = {
167 .mapbase = VR1000_SERIAL_MAPBASE(3),
db8304ed 168 .irq = VR1000_IRQ_SERIAL + 3,
1da177e4
LT
169 .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
170 .iotype = UPIO_MEM,
171 .regshift = 0,
172 .uartclk = VR1000_BAUDBASE,
173 },
174 { },
175};
176
177static struct platform_device serial_device = {
178 .name = "serial8250",
6df29deb 179 .id = PLAT8250_DEV_PLATFORM,
1da177e4
LT
180 .dev = {
181 .platform_data = serial_platform_data,
182 },
183};
184
d97a666f
BD
185/* DM9000 ethernet devices */
186
187static struct resource vr1000_dm9k0_resource[] = {
940e46ae
TB
188 [0] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000, 4),
189 [1] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0x40, 0x40),
db8304ed 190 [2] = DEFINE_RES_NAMED(VR1000_IRQ_DM9000A, 1, NULL, IORESOURCE_IRQ \
940e46ae 191 | IORESOURCE_IRQ_HIGHLEVEL),
d97a666f
BD
192};
193
194static struct resource vr1000_dm9k1_resource[] = {
940e46ae
TB
195 [0] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0x80, 4),
196 [1] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0xC0, 0x40),
db8304ed 197 [2] = DEFINE_RES_NAMED(VR1000_IRQ_DM9000N, 1, NULL, IORESOURCE_IRQ \
940e46ae 198 | IORESOURCE_IRQ_HIGHLEVEL),
d97a666f
BD
199};
200
201/* for the moment we limit ourselves to 16bit IO until some
202 * better IO routines can be written and tested
203*/
204
9f693d7b 205static struct dm9000_plat_data vr1000_dm9k_platdata = {
d97a666f
BD
206 .flags = DM9000_PLATF_16BITONLY,
207};
208
209static struct platform_device vr1000_dm9k0 = {
210 .name = "dm9000",
211 .id = 0,
212 .num_resources = ARRAY_SIZE(vr1000_dm9k0_resource),
213 .resource = vr1000_dm9k0_resource,
214 .dev = {
215 .platform_data = &vr1000_dm9k_platdata,
216 }
217};
218
219static struct platform_device vr1000_dm9k1 = {
220 .name = "dm9000",
221 .id = 1,
222 .num_resources = ARRAY_SIZE(vr1000_dm9k1_resource),
223 .resource = vr1000_dm9k1_resource,
224 .dev = {
225 .platform_data = &vr1000_dm9k_platdata,
226 }
227};
228
b2eba6bb
BD
229/* LEDS */
230
231static struct s3c24xx_led_platdata vr1000_led1_pdata = {
232 .name = "led1",
070276d5 233 .gpio = S3C2410_GPB(0),
b2eba6bb
BD
234 .def_trigger = "",
235};
236
237static struct s3c24xx_led_platdata vr1000_led2_pdata = {
238 .name = "led2",
070276d5 239 .gpio = S3C2410_GPB(1),
b2eba6bb
BD
240 .def_trigger = "",
241};
242
243static struct s3c24xx_led_platdata vr1000_led3_pdata = {
244 .name = "led3",
070276d5 245 .gpio = S3C2410_GPB(2),
b2eba6bb
BD
246 .def_trigger = "",
247};
248
249static struct platform_device vr1000_led1 = {
250 .name = "s3c24xx_led",
251 .id = 1,
252 .dev = {
253 .platform_data = &vr1000_led1_pdata,
254 },
255};
256
257static struct platform_device vr1000_led2 = {
258 .name = "s3c24xx_led",
259 .id = 2,
260 .dev = {
261 .platform_data = &vr1000_led2_pdata,
262 },
263};
264
265static struct platform_device vr1000_led3 = {
266 .name = "s3c24xx_led",
abac08d7 267 .id = 3,
b2eba6bb
BD
268 .dev = {
269 .platform_data = &vr1000_led3_pdata,
270 },
271};
272
60d6698b
BD
273/* I2C devices. */
274
275static struct i2c_board_info vr1000_i2c_devs[] __initdata = {
276 {
277 I2C_BOARD_INFO("tlv320aic23", 0x1a),
9c3871ca
BD
278 }, {
279 I2C_BOARD_INFO("tmp101", 0x48),
60d6698b
BD
280 }, {
281 I2C_BOARD_INFO("m41st87", 0x68),
282 },
283};
284
d97a666f 285/* devices for this board */
1da177e4
LT
286
287static struct platform_device *vr1000_devices[] __initdata = {
b813248c 288 &s3c_device_ohci,
1da177e4
LT
289 &s3c_device_lcd,
290 &s3c_device_wdt,
3e1b776c 291 &s3c_device_i2c0,
d97a666f 292 &s3c_device_adc,
1da177e4 293 &serial_device,
d97a666f 294 &vr1000_dm9k0,
b2eba6bb
BD
295 &vr1000_dm9k1,
296 &vr1000_led1,
297 &vr1000_led2,
298 &vr1000_led3,
1da177e4
LT
299};
300
2bc7509f 301static struct clk *vr1000_clocks[] __initdata = {
1da177e4
LT
302 &s3c24xx_dclk0,
303 &s3c24xx_dclk1,
304 &s3c24xx_clkout0,
305 &s3c24xx_clkout1,
306 &s3c24xx_uclk,
307};
308
1da177e4
LT
309static void vr1000_power_off(void)
310{
7614e1d9 311 gpio_direction_output(S3C2410_GPB(9), 1);
1da177e4
LT
312}
313
5fe10ab1 314static void __init vr1000_map_io(void)
1da177e4
LT
315{
316 /* initialise clock sources */
317
d96a9804 318 s3c24xx_dclk0.parent = &clk_upll;
1da177e4
LT
319 s3c24xx_dclk0.rate = 12*1000*1000;
320
321 s3c24xx_dclk1.parent = NULL;
322 s3c24xx_dclk1.rate = 3692307;
323
324 s3c24xx_clkout0.parent = &s3c24xx_dclk0;
325 s3c24xx_clkout1.parent = &s3c24xx_dclk1;
326
327 s3c24xx_uclk.parent = &s3c24xx_clkout1;
328
ce89c206
BD
329 s3c24xx_register_clocks(vr1000_clocks, ARRAY_SIZE(vr1000_clocks));
330
1da177e4
LT
331 pm_power_off = vr1000_power_off;
332
333 s3c24xx_init_io(vr1000_iodesc, ARRAY_SIZE(vr1000_iodesc));
334 s3c24xx_init_clocks(0);
335 s3c24xx_init_uarts(vr1000_uartcfgs, ARRAY_SIZE(vr1000_uartcfgs));
7f78b6eb 336 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
1da177e4
LT
337}
338
57e5171c
BD
339static void __init vr1000_init(void)
340{
3e1b776c 341 s3c_i2c0_set_platdata(NULL);
57e5171c 342 platform_add_devices(vr1000_devices, ARRAY_SIZE(vr1000_devices));
9d529c6e 343
60d6698b
BD
344 i2c_register_board_info(0, vr1000_i2c_devs,
345 ARRAY_SIZE(vr1000_i2c_devs));
346
9d529c6e 347 nor_simtec_init();
4d3a3469 348 simtec_audio_add(NULL, true, NULL);
7614e1d9
BD
349
350 WARN_ON(gpio_request(S3C2410_GPB(9), "power off"));
57e5171c 351}
1da177e4
LT
352
353MACHINE_START(VR1000, "Thorcom-VR1000")
e9dea0c6 354 /* Maintainer: Ben Dooks <ben@simtec.co.uk> */
69d50710 355 .atag_offset = 0x100,
6904b246 356 .map_io = vr1000_map_io,
57e5171c 357 .init_machine = vr1000_init,
6904b246 358 .init_irq = s3c24xx_init_irq,
7f78b6eb 359 .init_time = samsung_timer_init,
b27b0727 360 .restart = s3c2410_restart,
1da177e4 361MACHINE_END
This page took 0.543087 seconds and 5 git commands to generate.