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Ben Dooksa21765a2007-02-11 18:31:01 +01001/* linux/arch/arm/plat-s3c24xx/cpu.c
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 *
3 * Copyright (c) 2004-2005 Simtec Electronics
4 * http://www.simtec.co.uk/products/SWLINUX/
5 * Ben Dooks <ben@simtec.co.uk>
6 *
Heiko Stuebner4a9f52f2012-05-12 16:22:17 +09007 * Common code for S3C24XX machines
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22*/
23
24
25#include <linux/init.h>
26#include <linux/module.h>
27#include <linux/interrupt.h>
28#include <linux/ioport.h>
Ben Dooksb6d1f542006-12-17 23:22:26 +010029#include <linux/serial_core.h>
Tushar Behera334a1c72014-02-14 10:32:45 +090030#include <linux/serial_s3c.h>
Tomasz Figa1c161fd2013-04-12 21:17:22 +020031#include <clocksource/samsung_pwm.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010032#include <linux/platform_device.h>
Ben Dooks3c7d9c82008-04-16 00:15:20 +010033#include <linux/delay.h>
Russell Kingfced80c2008-09-06 12:10:45 +010034#include <linux/io.h>
Heiko Stuebnerf2dda072013-10-08 06:42:10 +090035#include <linux/platform_data/dma-s3c24xx.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
Russell Kinga09e64f2008-08-05 16:14:15 +010037#include <mach/hardware.h>
Nicolas Pitre92311272011-08-03 11:34:59 -040038#include <mach/regs-clock.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070039#include <asm/irq.h>
Ben Dooks3c7d9c82008-04-16 00:15:20 +010040#include <asm/cacheflush.h>
David Howells9f97da72012-03-28 18:30:01 +010041#include <asm/system_info.h>
Olof Johansson86dfe442012-03-29 23:22:44 -070042#include <asm/system_misc.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070043
44#include <asm/mach/arch.h>
45#include <asm/mach/map.h>
46
Russell Kinga09e64f2008-08-05 16:14:15 +010047#include <mach/regs-gpio.h>
Heiko Stuebnerf2dda072013-10-08 06:42:10 +090048#include <mach/dma.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
Ben Dooksa2b7ba92008-10-07 22:26:09 +010050#include <plat/cpu.h>
51#include <plat/devs.h>
Heiko Stuebner2473f712012-05-12 16:22:18 +090052#include <plat/cpu-freq.h>
Tomasz Figa1c161fd2013-04-12 21:17:22 +020053#include <plat/pwm-core.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070054
Heiko Stuebnere1a621d2013-02-08 10:31:28 -080055#include "common.h"
56
Linus Torvalds1da177e2005-04-16 15:20:36 -070057/* table of supported CPUs */
58
59static const char name_s3c2410[] = "S3C2410";
Ben Dooks68d9ab32006-06-24 21:21:27 +010060static const char name_s3c2412[] = "S3C2412";
Ben Dooks63b1f512010-04-30 16:32:26 +090061static const char name_s3c2416[] = "S3C2416/S3C2450";
Linus Torvalds1da177e2005-04-16 15:20:36 -070062static const char name_s3c2440[] = "S3C2440";
Ben Dooks96ce2382006-06-18 23:06:41 +010063static const char name_s3c2442[] = "S3C2442";
Harald Weltef5fb9b12009-09-22 21:40:39 +010064static const char name_s3c2442b[] = "S3C2442B";
Ben Dookse4d06e32007-02-16 12:12:31 +010065static const char name_s3c2443[] = "S3C2443";
Linus Torvalds1da177e2005-04-16 15:20:36 -070066static const char name_s3c2410a[] = "S3C2410A";
67static const char name_s3c2440a[] = "S3C2440A";
68
69static struct cpu_table cpu_ids[] __initdata = {
70 {
71 .idcode = 0x32410000,
72 .idmask = 0xffffffff,
73 .map_io = s3c2410_map_io,
Linus Torvalds1da177e2005-04-16 15:20:36 -070074 .init_uarts = s3c2410_init_uarts,
75 .init = s3c2410_init,
76 .name = name_s3c2410
77 },
78 {
79 .idcode = 0x32410002,
80 .idmask = 0xffffffff,
81 .map_io = s3c2410_map_io,
Linus Torvalds1da177e2005-04-16 15:20:36 -070082 .init_uarts = s3c2410_init_uarts,
Ben Dooksf0176792009-07-30 23:23:38 +010083 .init = s3c2410a_init,
Linus Torvalds1da177e2005-04-16 15:20:36 -070084 .name = name_s3c2410a
85 },
86 {
87 .idcode = 0x32440000,
88 .idmask = 0xffffffff,
Vasily Khoruzhick812c4e42010-12-01 08:29:23 +020089 .map_io = s3c2440_map_io,
Ben Dooks96ce2382006-06-18 23:06:41 +010090 .init_uarts = s3c244x_init_uarts,
Linus Torvalds1da177e2005-04-16 15:20:36 -070091 .init = s3c2440_init,
92 .name = name_s3c2440
93 },
94 {
95 .idcode = 0x32440001,
96 .idmask = 0xffffffff,
Vasily Khoruzhick812c4e42010-12-01 08:29:23 +020097 .map_io = s3c2440_map_io,
Ben Dooks96ce2382006-06-18 23:06:41 +010098 .init_uarts = s3c244x_init_uarts,
Linus Torvalds1da177e2005-04-16 15:20:36 -070099 .init = s3c2440_init,
100 .name = name_s3c2440a
Lucas Correia Villa Real83f755f2006-02-01 21:24:24 +0000101 },
102 {
Ben Dooks96ce2382006-06-18 23:06:41 +0100103 .idcode = 0x32440aaa,
104 .idmask = 0xffffffff,
Vasily Khoruzhick812c4e42010-12-01 08:29:23 +0200105 .map_io = s3c2442_map_io,
Ben Dooks96ce2382006-06-18 23:06:41 +0100106 .init_uarts = s3c244x_init_uarts,
107 .init = s3c2442_init,
108 .name = name_s3c2442
109 },
110 {
Harald Weltef5fb9b12009-09-22 21:40:39 +0100111 .idcode = 0x32440aab,
112 .idmask = 0xffffffff,
Vasily Khoruzhick812c4e42010-12-01 08:29:23 +0200113 .map_io = s3c2442_map_io,
Harald Weltef5fb9b12009-09-22 21:40:39 +0100114 .init_uarts = s3c244x_init_uarts,
115 .init = s3c2442_init,
116 .name = name_s3c2442b
117 },
118 {
Ben Dooks68d9ab32006-06-24 21:21:27 +0100119 .idcode = 0x32412001,
120 .idmask = 0xffffffff,
121 .map_io = s3c2412_map_io,
Ben Dooks68d9ab32006-06-24 21:21:27 +0100122 .init_uarts = s3c2412_init_uarts,
123 .init = s3c2412_init,
124 .name = name_s3c2412,
125 },
Ben Dooksd9bc55f2006-09-20 20:39:15 +0100126 { /* a newer version of the s3c2412 */
127 .idcode = 0x32412003,
128 .idmask = 0xffffffff,
129 .map_io = s3c2412_map_io,
Ben Dooksd9bc55f2006-09-20 20:39:15 +0100130 .init_uarts = s3c2412_init_uarts,
131 .init = s3c2412_init,
132 .name = name_s3c2412,
133 },
Yauhen Kharuzhyf1290a42010-04-28 18:09:01 +0900134 { /* a strange version of the s3c2416 */
135 .idcode = 0x32450003,
136 .idmask = 0xffffffff,
137 .map_io = s3c2416_map_io,
Yauhen Kharuzhyf1290a42010-04-28 18:09:01 +0900138 .init_uarts = s3c2416_init_uarts,
139 .init = s3c2416_init,
140 .name = name_s3c2416,
141 },
Ben Dooks68d9ab32006-06-24 21:21:27 +0100142 {
Ben Dookse4d06e32007-02-16 12:12:31 +0100143 .idcode = 0x32443001,
144 .idmask = 0xffffffff,
145 .map_io = s3c2443_map_io,
Ben Dookse4d06e32007-02-16 12:12:31 +0100146 .init_uarts = s3c2443_init_uarts,
147 .init = s3c2443_init,
148 .name = name_s3c2443,
149 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150};
151
152/* minimal IO mapping */
153
154static struct map_desc s3c_iodesc[] __initdata = {
155 IODESC_ENT(GPIO),
156 IODESC_ENT(IRQ),
157 IODESC_ENT(MEMCTRL),
158 IODESC_ENT(UART)
159};
160
Ben Dooks74b265d2008-10-21 14:06:31 +0100161/* read cpu identificaiton code */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162
Ben Dooks68d9ab32006-06-24 21:21:27 +0100163static unsigned long s3c24xx_read_idcode_v5(void)
164{
Ben Dooksd11a7d72010-04-28 18:00:07 +0900165#if defined(CONFIG_CPU_S3C2416)
166 /* s3c2416 is v5, with S3C24XX_GSTATUS1 instead of S3C2412_GSTATUS1 */
167
168 u32 gs = __raw_readl(S3C24XX_GSTATUS1);
169
170 /* test for s3c2416 or similar device */
171 if ((gs >> 16) == 0x3245)
172 return gs;
173#endif
174
Ben Dooks68d9ab32006-06-24 21:21:27 +0100175#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413)
176 return __raw_readl(S3C2412_GSTATUS1);
177#else
178 return 1UL; /* don't look like an 2400 */
179#endif
180}
181
182static unsigned long s3c24xx_read_idcode_v4(void)
183{
Ben Dooks68d9ab32006-06-24 21:21:27 +0100184 return __raw_readl(S3C2410_GSTATUS1);
Ben Dooks68d9ab32006-06-24 21:21:27 +0100185}
186
Nicolas Pitre92311272011-08-03 11:34:59 -0400187static void s3c24xx_default_idle(void)
188{
Cong Ding813f13e2013-01-18 08:58:23 -0800189 unsigned long tmp = 0;
Nicolas Pitre92311272011-08-03 11:34:59 -0400190 int i;
191
192 /* idle the system by using the idle mode which will wait for an
193 * interrupt to happen before restarting the system.
194 */
195
196 /* Warning: going into idle state upsets jtag scanning */
197
198 __raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE,
199 S3C2410_CLKCON);
200
201 /* the samsung port seems to do a loop and then unset idle.. */
202 for (i = 0; i < 50; i++)
203 tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */
204
205 /* this bit is not cleared on re-start... */
206
207 __raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE,
208 S3C2410_CLKCON);
209}
210
Tomasz Figa1c161fd2013-04-12 21:17:22 +0200211static struct samsung_pwm_variant s3c24xx_pwm_variant = {
212 .bits = 16,
213 .div_base = 1,
214 .has_tint_cstat = false,
215 .tclk_mask = (1 << 4),
216};
217
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218void __init s3c24xx_init_io(struct map_desc *mach_desc, int size)
219{
Nicolas Pitre92311272011-08-03 11:34:59 -0400220 arm_pm_idle = s3c24xx_default_idle;
221
Linus Torvalds1da177e2005-04-16 15:20:36 -0700222 /* initialise the io descriptors we need for initialisation */
Ben Dooks74b265d2008-10-21 14:06:31 +0100223 iotable_init(mach_desc, size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224 iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc));
225
Ben Dooks68d9ab32006-06-24 21:21:27 +0100226 if (cpu_architecture() >= CPU_ARCH_ARMv5) {
Kukjin Kimc06af3c2011-08-20 02:18:18 +0900227 samsung_cpu_id = s3c24xx_read_idcode_v5();
Ben Dooks68d9ab32006-06-24 21:21:27 +0100228 } else {
Kukjin Kimc06af3c2011-08-20 02:18:18 +0900229 samsung_cpu_id = s3c24xx_read_idcode_v4();
Ben Dooks68d9ab32006-06-24 21:21:27 +0100230 }
Lucas Correia Villa Real83f755f2006-02-01 21:24:24 +0000231
Kukjin Kimc06af3c2011-08-20 02:18:18 +0900232 s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids));
Tomasz Figa1c161fd2013-04-12 21:17:22 +0200233
234 samsung_pwm_set_platdata(&s3c24xx_pwm_variant);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235}
Heiko Stuebner618ae082012-05-12 16:22:17 +0900236
Tomasz Figa42805062013-04-28 02:25:01 +0200237void __init samsung_set_timer_source(unsigned int event, unsigned int source)
238{
239 s3c24xx_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1;
240 s3c24xx_pwm_variant.output_mask &= ~(BIT(event) | BIT(source));
241}
242
243void __init samsung_timer_init(void)
244{
245 unsigned int timer_irqs[SAMSUNG_PWM_NUM] = {
246 IRQ_TIMER0, IRQ_TIMER1, IRQ_TIMER2, IRQ_TIMER3, IRQ_TIMER4,
247 };
248
249 samsung_pwm_clocksource_init(S3C_VA_TIMER,
250 timer_irqs, &s3c24xx_pwm_variant);
251}
252
Heiko Stuebner618ae082012-05-12 16:22:17 +0900253/* Serial port registrations */
254
Arnd Bergmann9ee51f02013-04-11 02:04:48 +0200255#define S3C2410_PA_UART0 (S3C24XX_PA_UART)
256#define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 )
257#define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 )
258#define S3C2443_PA_UART3 (S3C24XX_PA_UART + 0xC000 )
259
Heiko Stuebner618ae082012-05-12 16:22:17 +0900260static struct resource s3c2410_uart0_resource[] = {
Tushar Behera99dbdd92012-05-12 16:24:59 +0900261 [0] = DEFINE_RES_MEM(S3C2410_PA_UART0, SZ_16K),
262 [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX0, \
263 IRQ_S3CUART_ERR0 - IRQ_S3CUART_RX0 + 1, \
264 NULL, IORESOURCE_IRQ)
Heiko Stuebner618ae082012-05-12 16:22:17 +0900265};
266
267static struct resource s3c2410_uart1_resource[] = {
Tushar Behera99dbdd92012-05-12 16:24:59 +0900268 [0] = DEFINE_RES_MEM(S3C2410_PA_UART1, SZ_16K),
269 [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX1, \
270 IRQ_S3CUART_ERR1 - IRQ_S3CUART_RX1 + 1, \
271 NULL, IORESOURCE_IRQ)
Heiko Stuebner618ae082012-05-12 16:22:17 +0900272};
273
274static struct resource s3c2410_uart2_resource[] = {
Tushar Behera99dbdd92012-05-12 16:24:59 +0900275 [0] = DEFINE_RES_MEM(S3C2410_PA_UART2, SZ_16K),
276 [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX2, \
277 IRQ_S3CUART_ERR2 - IRQ_S3CUART_RX2 + 1, \
278 NULL, IORESOURCE_IRQ)
Heiko Stuebner618ae082012-05-12 16:22:17 +0900279};
280
281static struct resource s3c2410_uart3_resource[] = {
Tushar Behera99dbdd92012-05-12 16:24:59 +0900282 [0] = DEFINE_RES_MEM(S3C2443_PA_UART3, SZ_16K),
283 [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX3, \
284 IRQ_S3CUART_ERR3 - IRQ_S3CUART_RX3 + 1, \
285 NULL, IORESOURCE_IRQ)
Heiko Stuebner618ae082012-05-12 16:22:17 +0900286};
287
288struct s3c24xx_uart_resources s3c2410_uart_resources[] __initdata = {
289 [0] = {
290 .resources = s3c2410_uart0_resource,
291 .nr_resources = ARRAY_SIZE(s3c2410_uart0_resource),
292 },
293 [1] = {
294 .resources = s3c2410_uart1_resource,
295 .nr_resources = ARRAY_SIZE(s3c2410_uart1_resource),
296 },
297 [2] = {
298 .resources = s3c2410_uart2_resource,
299 .nr_resources = ARRAY_SIZE(s3c2410_uart2_resource),
300 },
301 [3] = {
302 .resources = s3c2410_uart3_resource,
303 .nr_resources = ARRAY_SIZE(s3c2410_uart3_resource),
304 },
305};
Heiko Stuebner2473f712012-05-12 16:22:18 +0900306
Heiko Stuebnerf2dda072013-10-08 06:42:10 +0900307#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2412) || \
308 defined(CONFIG_CPU_S3C2440) || defined(CONFIG_CPU_S3C2442)
309static struct resource s3c2410_dma_resource[] = {
310 [0] = DEFINE_RES_MEM(S3C24XX_PA_DMA, S3C24XX_SZ_DMA),
311 [1] = DEFINE_RES_IRQ(IRQ_DMA0),
312 [2] = DEFINE_RES_IRQ(IRQ_DMA1),
313 [3] = DEFINE_RES_IRQ(IRQ_DMA2),
314 [4] = DEFINE_RES_IRQ(IRQ_DMA3),
315};
316#endif
317
Heiko Stuebner1fecf892013-10-21 05:32:48 +0900318#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2442)
319static struct s3c24xx_dma_channel s3c2410_dma_channels[DMACH_MAX] = {
320 [DMACH_XD0] = { S3C24XX_DMA_AHB, true, S3C24XX_DMA_CHANREQ(0, 0), },
321 [DMACH_XD1] = { S3C24XX_DMA_AHB, true, S3C24XX_DMA_CHANREQ(0, 1), },
322 [DMACH_SDI] = { S3C24XX_DMA_APB, false, S3C24XX_DMA_CHANREQ(2, 0) |
323 S3C24XX_DMA_CHANREQ(2, 2) |
324 S3C24XX_DMA_CHANREQ(1, 3),
325 },
326 [DMACH_SPI0] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(3, 1), },
327 [DMACH_SPI1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(2, 3), },
328 [DMACH_UART0] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(1, 0), },
329 [DMACH_UART1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(1, 1), },
330 [DMACH_UART2] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(0, 3), },
331 [DMACH_TIMER] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(3, 0) |
332 S3C24XX_DMA_CHANREQ(3, 2) |
333 S3C24XX_DMA_CHANREQ(3, 3),
334 },
335 [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(2, 1) |
336 S3C24XX_DMA_CHANREQ(1, 2),
337 },
338 [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(0, 2), },
339 [DMACH_USB_EP1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 0), },
340 [DMACH_USB_EP2] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 1), },
341 [DMACH_USB_EP3] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 2), },
342 [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 3), },
343};
344
345static struct s3c24xx_dma_platdata s3c2410_dma_platdata = {
346 .num_phy_channels = 4,
347 .channels = s3c2410_dma_channels,
348 .num_channels = DMACH_MAX,
349};
350
351struct platform_device s3c2410_device_dma = {
352 .name = "s3c2410-dma",
353 .id = 0,
354 .num_resources = ARRAY_SIZE(s3c2410_dma_resource),
355 .resource = s3c2410_dma_resource,
356 .dev = {
357 .platform_data = &s3c2410_dma_platdata,
358 },
359};
360#endif
361
Heiko Stuebnerf2dda072013-10-08 06:42:10 +0900362#ifdef CONFIG_CPU_S3C2412
363static struct s3c24xx_dma_channel s3c2412_dma_channels[DMACH_MAX] = {
364 [DMACH_XD0] = { S3C24XX_DMA_AHB, true, 17 },
365 [DMACH_XD1] = { S3C24XX_DMA_AHB, true, 18 },
366 [DMACH_SDI] = { S3C24XX_DMA_APB, false, 10 },
367 [DMACH_SPI0_RX] = { S3C24XX_DMA_APB, true, 1 },
368 [DMACH_SPI0_TX] = { S3C24XX_DMA_APB, true, 0 },
369 [DMACH_SPI1_RX] = { S3C24XX_DMA_APB, true, 3 },
370 [DMACH_SPI1_TX] = { S3C24XX_DMA_APB, true, 2 },
371 [DMACH_UART0] = { S3C24XX_DMA_APB, true, 19 },
372 [DMACH_UART1] = { S3C24XX_DMA_APB, true, 21 },
373 [DMACH_UART2] = { S3C24XX_DMA_APB, true, 23 },
374 [DMACH_UART0_SRC2] = { S3C24XX_DMA_APB, true, 20 },
375 [DMACH_UART1_SRC2] = { S3C24XX_DMA_APB, true, 22 },
376 [DMACH_UART2_SRC2] = { S3C24XX_DMA_APB, true, 24 },
377 [DMACH_TIMER] = { S3C24XX_DMA_APB, true, 9 },
378 [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, 5 },
379 [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, 4 },
380 [DMACH_USB_EP1] = { S3C24XX_DMA_APB, true, 13 },
381 [DMACH_USB_EP2] = { S3C24XX_DMA_APB, true, 14 },
382 [DMACH_USB_EP3] = { S3C24XX_DMA_APB, true, 15 },
383 [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, 16 },
384};
385
386static struct s3c24xx_dma_platdata s3c2412_dma_platdata = {
387 .num_phy_channels = 4,
388 .channels = s3c2412_dma_channels,
389 .num_channels = DMACH_MAX,
390};
391
392struct platform_device s3c2412_device_dma = {
393 .name = "s3c2412-dma",
394 .id = 0,
395 .num_resources = ARRAY_SIZE(s3c2410_dma_resource),
396 .resource = s3c2410_dma_resource,
397 .dev = {
398 .platform_data = &s3c2412_dma_platdata,
399 },
400};
401#endif
402
Heiko Stuebner1fecf892013-10-21 05:32:48 +0900403#if defined(CONFIG_CPU_S3C2440)
404static struct s3c24xx_dma_channel s3c2440_dma_channels[DMACH_MAX] = {
405 [DMACH_XD0] = { S3C24XX_DMA_AHB, true, S3C24XX_DMA_CHANREQ(0, 0), },
406 [DMACH_XD1] = { S3C24XX_DMA_AHB, true, S3C24XX_DMA_CHANREQ(0, 1), },
407 [DMACH_SDI] = { S3C24XX_DMA_APB, false, S3C24XX_DMA_CHANREQ(2, 0) |
408 S3C24XX_DMA_CHANREQ(6, 1) |
409 S3C24XX_DMA_CHANREQ(2, 2) |
410 S3C24XX_DMA_CHANREQ(1, 3),
411 },
412 [DMACH_SPI0] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(3, 1), },
413 [DMACH_SPI1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(2, 3), },
414 [DMACH_UART0] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(1, 0), },
415 [DMACH_UART1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(1, 1), },
416 [DMACH_UART2] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(0, 3), },
417 [DMACH_TIMER] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(3, 0) |
418 S3C24XX_DMA_CHANREQ(3, 2) |
419 S3C24XX_DMA_CHANREQ(3, 3),
420 },
421 [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(2, 1) |
422 S3C24XX_DMA_CHANREQ(1, 2),
423 },
424 [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(5, 0) |
425 S3C24XX_DMA_CHANREQ(0, 2),
426 },
427 [DMACH_PCM_IN] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(6, 0) |
428 S3C24XX_DMA_CHANREQ(5, 2),
429 },
430 [DMACH_PCM_OUT] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(5, 1) |
431 S3C24XX_DMA_CHANREQ(6, 3),
432 },
433 [DMACH_MIC_IN] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(6, 2) |
434 S3C24XX_DMA_CHANREQ(5, 3),
435 },
436 [DMACH_USB_EP1] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 0), },
437 [DMACH_USB_EP2] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 1), },
438 [DMACH_USB_EP3] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 2), },
439 [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, S3C24XX_DMA_CHANREQ(4, 3), },
440};
441
442static struct s3c24xx_dma_platdata s3c2440_dma_platdata = {
443 .num_phy_channels = 4,
444 .channels = s3c2440_dma_channels,
445 .num_channels = DMACH_MAX,
446};
447
448struct platform_device s3c2440_device_dma = {
449 .name = "s3c2410-dma",
450 .id = 0,
451 .num_resources = ARRAY_SIZE(s3c2410_dma_resource),
452 .resource = s3c2410_dma_resource,
453 .dev = {
454 .platform_data = &s3c2440_dma_platdata,
455 },
456};
457#endif
458
Paul Bolle469641c2014-02-14 07:35:12 +0900459#if defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416)
Heiko Stuebnerf2dda072013-10-08 06:42:10 +0900460static struct resource s3c2443_dma_resource[] = {
461 [0] = DEFINE_RES_MEM(S3C24XX_PA_DMA, S3C24XX_SZ_DMA),
462 [1] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA0),
463 [2] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA1),
464 [3] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA2),
465 [4] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA3),
466 [5] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA4),
467 [6] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA5),
468};
469
470static struct s3c24xx_dma_channel s3c2443_dma_channels[DMACH_MAX] = {
471 [DMACH_XD0] = { S3C24XX_DMA_AHB, true, 17 },
472 [DMACH_XD1] = { S3C24XX_DMA_AHB, true, 18 },
473 [DMACH_SDI] = { S3C24XX_DMA_APB, false, 10 },
474 [DMACH_SPI0_RX] = { S3C24XX_DMA_APB, true, 1 },
475 [DMACH_SPI0_TX] = { S3C24XX_DMA_APB, true, 0 },
476 [DMACH_SPI1_RX] = { S3C24XX_DMA_APB, true, 3 },
477 [DMACH_SPI1_TX] = { S3C24XX_DMA_APB, true, 2 },
478 [DMACH_UART0] = { S3C24XX_DMA_APB, true, 19 },
479 [DMACH_UART1] = { S3C24XX_DMA_APB, true, 21 },
480 [DMACH_UART2] = { S3C24XX_DMA_APB, true, 23 },
481 [DMACH_UART3] = { S3C24XX_DMA_APB, true, 25 },
482 [DMACH_UART0_SRC2] = { S3C24XX_DMA_APB, true, 20 },
483 [DMACH_UART1_SRC2] = { S3C24XX_DMA_APB, true, 22 },
484 [DMACH_UART2_SRC2] = { S3C24XX_DMA_APB, true, 24 },
485 [DMACH_UART3_SRC2] = { S3C24XX_DMA_APB, true, 26 },
486 [DMACH_TIMER] = { S3C24XX_DMA_APB, true, 9 },
487 [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, 5 },
488 [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, 4 },
489 [DMACH_PCM_IN] = { S3C24XX_DMA_APB, true, 28 },
490 [DMACH_PCM_OUT] = { S3C24XX_DMA_APB, true, 27 },
491 [DMACH_MIC_IN] = { S3C24XX_DMA_APB, true, 29 },
492};
493
494static struct s3c24xx_dma_platdata s3c2443_dma_platdata = {
495 .num_phy_channels = 6,
496 .channels = s3c2443_dma_channels,
497 .num_channels = DMACH_MAX,
498};
499
500struct platform_device s3c2443_device_dma = {
501 .name = "s3c2443-dma",
502 .id = 0,
503 .num_resources = ARRAY_SIZE(s3c2443_dma_resource),
504 .resource = s3c2443_dma_resource,
505 .dev = {
506 .platform_data = &s3c2443_dma_platdata,
507 },
508};
509#endif
Heiko Stuebnerdfc0f502014-02-19 09:26:21 +0900510
Heiko Stuebner4659c532014-05-09 05:49:14 +0900511#if defined(CONFIG_COMMON_CLK) && defined(CONFIG_CPU_S3C2410)
512void __init s3c2410_init_clocks(int xtal)
513{
514 s3c2410_common_clk_init(NULL, xtal, 0, S3C24XX_VA_CLKPWR);
Heiko Stuebner4659c532014-05-09 05:49:14 +0900515}
516#endif
517
Heiko Stuebner3c27f312014-02-25 09:50:44 +0900518#ifdef CONFIG_CPU_S3C2412
519void __init s3c2412_init_clocks(int xtal)
520{
521 s3c2412_common_clk_init(NULL, xtal, 0, S3C24XX_VA_CLKPWR);
522}
523#endif
524
Heiko Stuebnerdfc0f502014-02-19 09:26:21 +0900525#ifdef CONFIG_CPU_S3C2416
526void __init s3c2416_init_clocks(int xtal)
527{
528 s3c2443_common_clk_init(NULL, xtal, 0, S3C24XX_VA_CLKPWR);
529}
530#endif
531
Heiko Stuebner4659c532014-05-09 05:49:14 +0900532#if defined(CONFIG_COMMON_CLK) && defined(CONFIG_CPU_S3C2440)
533void __init s3c2440_init_clocks(int xtal)
534{
535 s3c2410_common_clk_init(NULL, xtal, 1, S3C24XX_VA_CLKPWR);
Heiko Stuebner4659c532014-05-09 05:49:14 +0900536}
537#endif
538
539#if defined(CONFIG_COMMON_CLK) && defined(CONFIG_CPU_S3C2442)
540void __init s3c2442_init_clocks(int xtal)
541{
542 s3c2410_common_clk_init(NULL, xtal, 2, S3C24XX_VA_CLKPWR);
Heiko Stuebner4659c532014-05-09 05:49:14 +0900543}
544#endif
545
Heiko Stuebnerdfc0f502014-02-19 09:26:21 +0900546#ifdef CONFIG_CPU_S3C2443
547void __init s3c2443_init_clocks(int xtal)
548{
549 s3c2443_common_clk_init(NULL, xtal, 1, S3C24XX_VA_CLKPWR);
550}
551#endif
Heiko Stuebner51cb1282014-05-09 05:48:57 +0900552
553#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2440) || \
554 defined(CONFIG_CPU_S3C2442)
555static struct resource s3c2410_dclk_resource[] = {
556 [0] = DEFINE_RES_MEM(0x56000084, 0x4),
557};
558
559struct platform_device s3c2410_device_dclk = {
560 .name = "s3c2410-dclk",
561 .id = 0,
562 .num_resources = ARRAY_SIZE(s3c2410_dclk_resource),
563 .resource = s3c2410_dclk_resource,
564};
565#endif