1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
|
/*
* linux/arch/arm/mach-realview/realview_pb11mp.c
*
* Copyright (C) 2008 ARM Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
#include <linux/amba/pl061.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/leds.h>
#include <asm/mach-types.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/icst307.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/localtimer.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <asm/mach/mmc.h>
#include <asm/mach/time.h>
#include <mach/board-pb11mp.h>
#include <mach/irqs.h>
#include "core.h"
#include "clock.h"
static struct map_desc realview_pb11mp_io_desc[] __initdata = {
{
.virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
.pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_CPU_BASE),
.pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_CPU_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_DIST_BASE),
.pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_CPU_BASE),
.pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_CPU_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_DIST_BASE),
.pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
.pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER0_1_BASE),
.pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER0_1_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER2_3_BASE),
.pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER2_3_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_TC11MP_L220_BASE),
.pfn = __phys_to_pfn(REALVIEW_TC11MP_L220_BASE),
.length = SZ_8K,
.type = MT_DEVICE,
},
#ifdef CONFIG_DEBUG_LL
{
.virtual = IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE),
.pfn = __phys_to_pfn(REALVIEW_PB11MP_UART0_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
},
#endif
};
static void __init realview_pb11mp_map_io(void)
{
iotable_init(realview_pb11mp_io_desc, ARRAY_SIZE(realview_pb11mp_io_desc));
}
static struct pl061_platform_data gpio0_plat_data = {
.gpio_base = 0,
.irq_base = -1,
};
static struct pl061_platform_data gpio1_plat_data = {
.gpio_base = 8,
.irq_base = -1,
};
static struct pl061_platform_data gpio2_plat_data = {
.gpio_base = 16,
.irq_base = -1,
};
/*
* RealView PB11MPCore AMBA devices
*/
#define GPIO2_IRQ { IRQ_PB11MP_GPIO2, NO_IRQ }
#define GPIO2_DMA { 0, 0 }
#define GPIO3_IRQ { IRQ_PB11MP_GPIO3, NO_IRQ }
#define GPIO3_DMA { 0, 0 }
#define AACI_IRQ { IRQ_TC11MP_AACI, NO_IRQ }
#define AACI_DMA { 0x80, 0x81 }
#define MMCI0_IRQ { IRQ_TC11MP_MMCI0A, IRQ_TC11MP_MMCI0B }
#define MMCI0_DMA { 0x84, 0 }
#define KMI0_IRQ { IRQ_TC11MP_KMI0, NO_IRQ }
#define KMI0_DMA { 0, 0 }
#define KMI1_IRQ { IRQ_TC11MP_KMI1, NO_IRQ }
#define KMI1_DMA { 0, 0 }
#define PB11MP_SMC_IRQ { NO_IRQ, NO_IRQ }
#define PB11MP_SMC_DMA { 0, 0 }
#define MPMC_IRQ { NO_IRQ, NO_IRQ }
#define MPMC_DMA { 0, 0 }
#define PB11MP_CLCD_IRQ { IRQ_PB11MP_CLCD, NO_IRQ }
#define PB11MP_CLCD_DMA { 0, 0 }
#define DMAC_IRQ { IRQ_PB11MP_DMAC, NO_IRQ }
#define DMAC_DMA { 0, 0 }
#define SCTL_IRQ { NO_IRQ, NO_IRQ }
#define SCTL_DMA { 0, 0 }
#define PB11MP_WATCHDOG_IRQ { IRQ_PB11MP_WATCHDOG, NO_IRQ }
#define PB11MP_WATCHDOG_DMA { 0, 0 }
#define PB11MP_GPIO0_IRQ { IRQ_PB11MP_GPIO0, NO_IRQ }
#define PB11MP_GPIO0_DMA { 0, 0 }
#define GPIO1_IRQ { IRQ_PB11MP_GPIO1, NO_IRQ }
#define GPIO1_DMA { 0, 0 }
#define PB11MP_RTC_IRQ { IRQ_TC11MP_RTC, NO_IRQ }
#define PB11MP_RTC_DMA { 0, 0 }
#define SCI_IRQ { IRQ_PB11MP_SCI, NO_IRQ }
#define SCI_DMA { 7, 6 }
#define PB11MP_UART0_IRQ { IRQ_TC11MP_UART0, NO_IRQ }
#define PB11MP_UART0_DMA { 15, 14 }
#define PB11MP_UART1_IRQ { IRQ_TC11MP_UART1, NO_IRQ }
#define PB11MP_UART1_DMA { 13, 12 }
#define PB11MP_UART2_IRQ { IRQ_PB11MP_UART2, NO_IRQ }
#define PB11MP_UART2_DMA { 11, 10 }
#define PB11MP_UART3_IRQ { IRQ_PB11MP_UART3, NO_IRQ }
#define PB11MP_UART3_DMA { 0x86, 0x87 }
#define PB11MP_SSP_IRQ { IRQ_PB11MP_SSP, NO_IRQ }
#define PB11MP_SSP_DMA { 9, 8 }
/* FPGA Primecells */
AMBA_DEVICE(aaci, "fpga:aaci", AACI, NULL);
AMBA_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data);
AMBA_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL);
AMBA_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL);
AMBA_DEVICE(uart3, "fpga:uart3", PB11MP_UART3, NULL);
/* DevChip Primecells */
AMBA_DEVICE(smc, "dev:smc", PB11MP_SMC, NULL);
AMBA_DEVICE(sctl, "dev:sctl", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:wdog", PB11MP_WATCHDOG, NULL);
AMBA_DEVICE(gpio0, "dev:gpio0", PB11MP_GPIO0, &gpio0_plat_data);
AMBA_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data);
AMBA_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data);
AMBA_DEVICE(rtc, "dev:rtc", PB11MP_RTC, NULL);
AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:uart0", PB11MP_UART0, NULL);
AMBA_DEVICE(uart1, "dev:uart1", PB11MP_UART1, NULL);
AMBA_DEVICE(uart2, "dev:uart2", PB11MP_UART2, NULL);
AMBA_DEVICE(ssp0, "dev:ssp0", PB11MP_SSP, NULL);
/* Primecells on the NEC ISSP chip */
AMBA_DEVICE(clcd, "issp:clcd", PB11MP_CLCD, &clcd_plat_data);
AMBA_DEVICE(dmac, "issp:dmac", DMAC, NULL);
static struct amba_device *amba_devs[] __initdata = {
&dmac_device,
&uart0_device,
&uart1_device,
&uart2_device,
&uart3_device,
&smc_device,
&clcd_device,
&sctl_device,
&wdog_device,
&gpio0_device,
&gpio1_device,
&gpio2_device,
&rtc_device,
&sci0_device,
&ssp0_device,
&aaci_device,
&mmc0_device,
&kmi0_device,
&kmi1_device,
};
/*
* RealView PB11MPCore platform devices
*/
static struct resource realview_pb11mp_flash_resource[] = {
[0] = {
.start = REALVIEW_PB11MP_FLASH0_BASE,
.end = REALVIEW_PB11MP_FLASH0_BASE + REALVIEW_PB11MP_FLASH0_SIZE - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = REALVIEW_PB11MP_FLASH1_BASE,
.end = REALVIEW_PB11MP_FLASH1_BASE + REALVIEW_PB11MP_FLASH1_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct resource realview_pb11mp_smsc911x_resources[] = {
[0] = {
.start = REALVIEW_PB11MP_ETH_BASE,
.end = REALVIEW_PB11MP_ETH_BASE + SZ_64K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TC11MP_ETH,
.end = IRQ_TC11MP_ETH,
.flags = IORESOURCE_IRQ,
},
};
static struct resource realview_pb11mp_isp1761_resources[] = {
[0] = {
.start = REALVIEW_PB11MP_USB_BASE,
.end = REALVIEW_PB11MP_USB_BASE + SZ_128K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TC11MP_USB,
.end = IRQ_TC11MP_USB,
.flags = IORESOURCE_IRQ,
},
};
static void __init gic_init_irq(void)
{
unsigned int pldctrl;
/* new irq mode with no DCC */
writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK));
pldctrl = readl(__io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1);
pldctrl |= 2 << 22;
writel(pldctrl, __io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1);
writel(0x00000000, __io_address(REALVIEW_SYS_LOCK));
/* ARM11MPCore test chip GIC, primary */
gic_cpu_base_addr = __io_address(REALVIEW_TC11MP_GIC_CPU_BASE);
gic_dist_init(0, __io_address(REALVIEW_TC11MP_GIC_DIST_BASE), 29);
gic_cpu_init(0, gic_cpu_base_addr);
/* board GIC, secondary */
gic_dist_init(1, __io_address(REALVIEW_PB11MP_GIC_DIST_BASE), IRQ_PB11MP_GIC_START);
gic_cpu_init(1, __io_address(REALVIEW_PB11MP_GIC_CPU_BASE));
gic_cascade_irq(1, IRQ_TC11MP_PB_IRQ1);
}
static void __init realview_pb11mp_timer_init(void)
{
timer0_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE);
timer1_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE) + 0x20;
timer2_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE);
timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20;
#ifdef CONFIG_LOCAL_TIMERS
twd_base = __io_address(REALVIEW_TC11MP_TWD_BASE);
#endif
realview_timer_init(IRQ_TC11MP_TIMER0_1);
}
static struct sys_timer realview_pb11mp_timer = {
.init = realview_pb11mp_timer_init,
};
static void __init realview_pb11mp_init(void)
{
int i;
#ifdef CONFIG_CACHE_L2X0
/* 1MB (128KB/way), 8-way associativity, evmon/parity/share enabled
* Bits: .... ...0 0111 1001 0000 .... .... .... */
l2x0_init(__io_address(REALVIEW_TC11MP_L220_BASE), 0x00790000, 0xfe000fff);
#endif
realview_flash_register(realview_pb11mp_flash_resource,
ARRAY_SIZE(realview_pb11mp_flash_resource));
realview_eth_register(NULL, realview_pb11mp_smsc911x_resources);
platform_device_register(&realview_i2c_device);
platform_device_register(&realview_cf_device);
realview_usb_register(realview_pb11mp_isp1761_resources);
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);
}
#ifdef CONFIG_LEDS
leds_event = realview_leds_event;
#endif
}
MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore")
/* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
.phys_io = REALVIEW_PB11MP_UART0_BASE,
.io_pg_offst = (IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE) >> 18) & 0xfffc,
.boot_params = PHYS_OFFSET + 0x00000100,
.map_io = realview_pb11mp_map_io,
.init_irq = gic_init_irq,
.timer = &realview_pb11mp_timer,
.init_machine = realview_pb11mp_init,
MACHINE_END
|
