ARM: amba: integrator/realview/versatile/vexpress: get rid of NO_IRQ initializers
[linux-2.6-block.git] / arch / arm / mach-realview / realview_pb11mp.c
CommitLineData
a9b67db5
BB
1/*
2 * linux/arch/arm/mach-realview/realview_pb11mp.c
3 *
4 * Copyright (C) 2008 ARM Limited
5 * Copyright (C) 2000 Deep Blue Solutions Ltd
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include <linux/init.h>
23#include <linux/platform_device.h>
edbaa603 24#include <linux/device.h>
a9b67db5 25#include <linux/amba/bus.h>
eb7fffa3 26#include <linux/amba/pl061.h>
6ef297f8 27#include <linux/amba/mmci.h>
d6ada860 28#include <linux/amba/pl022.h>
fced80c7 29#include <linux/io.h>
a9b67db5 30
a09e64fb 31#include <mach/hardware.h>
a9b67db5
BB
32#include <asm/irq.h>
33#include <asm/leds.h>
34#include <asm/mach-types.h>
f417cbad 35#include <asm/pmu.h>
cc9897df 36#include <asm/pgtable.h>
a9b67db5 37#include <asm/hardware/gic.h>
a9b67db5 38#include <asm/hardware/cache-l2x0.h>
f32f4ce2 39#include <asm/localtimer.h>
a9b67db5
BB
40
41#include <asm/mach/arch.h>
42#include <asm/mach/flash.h>
43#include <asm/mach/map.h>
a9b67db5
BB
44#include <asm/mach/time.h>
45
a09e64fb
RK
46#include <mach/board-pb11mp.h>
47#include <mach/irqs.h>
a9b67db5
BB
48
49#include "core.h"
a9b67db5
BB
50
51static struct map_desc realview_pb11mp_io_desc[] __initdata = {
52 {
53 .virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
54 .pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
55 .length = SZ_4K,
56 .type = MT_DEVICE,
57 }, {
58 .virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_CPU_BASE),
59 .pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_CPU_BASE),
60 .length = SZ_4K,
61 .type = MT_DEVICE,
62 }, {
63 .virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_DIST_BASE),
64 .pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_DIST_BASE),
65 .length = SZ_4K,
66 .type = MT_DEVICE,
67 }, {
68 .virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_CPU_BASE),
69 .pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_CPU_BASE),
70 .length = SZ_4K,
71 .type = MT_DEVICE,
72 }, {
73 .virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_DIST_BASE),
74 .pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_DIST_BASE),
75 .length = SZ_4K,
76 .type = MT_DEVICE,
77 }, {
78 .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
79 .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
80 .length = SZ_4K,
81 .type = MT_DEVICE,
82 }, {
83 .virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER0_1_BASE),
84 .pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER0_1_BASE),
85 .length = SZ_4K,
86 .type = MT_DEVICE,
87 }, {
88 .virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER2_3_BASE),
89 .pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER2_3_BASE),
90 .length = SZ_4K,
91 .type = MT_DEVICE,
92 }, {
93 .virtual = IO_ADDRESS(REALVIEW_TC11MP_L220_BASE),
94 .pfn = __phys_to_pfn(REALVIEW_TC11MP_L220_BASE),
95 .length = SZ_8K,
96 .type = MT_DEVICE,
97 },
98#ifdef CONFIG_DEBUG_LL
99 {
100 .virtual = IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE),
101 .pfn = __phys_to_pfn(REALVIEW_PB11MP_UART0_BASE),
102 .length = SZ_4K,
103 .type = MT_DEVICE,
104 },
105#endif
106};
107
108static void __init realview_pb11mp_map_io(void)
109{
110 iotable_init(realview_pb11mp_io_desc, ARRAY_SIZE(realview_pb11mp_io_desc));
111}
112
eb7fffa3
RK
113static struct pl061_platform_data gpio0_plat_data = {
114 .gpio_base = 0,
eb7fffa3
RK
115};
116
117static struct pl061_platform_data gpio1_plat_data = {
118 .gpio_base = 8,
eb7fffa3
RK
119};
120
121static struct pl061_platform_data gpio2_plat_data = {
122 .gpio_base = 16,
eb7fffa3
RK
123};
124
d6ada860
LW
125static struct pl022_ssp_controller ssp0_plat_data = {
126 .bus_id = 0,
127 .enable_dma = 0,
128 .num_chipselect = 1,
129};
130
a9b67db5
BB
131/*
132 * RealView PB11MPCore AMBA devices
133 */
134
0dada61a
RK
135#define GPIO2_IRQ { IRQ_PB11MP_GPIO2 }
136#define GPIO3_IRQ { IRQ_PB11MP_GPIO3 }
137#define AACI_IRQ { IRQ_TC11MP_AACI }
a9b67db5 138#define MMCI0_IRQ { IRQ_TC11MP_MMCI0A, IRQ_TC11MP_MMCI0B }
0dada61a
RK
139#define KMI0_IRQ { IRQ_TC11MP_KMI0 }
140#define KMI1_IRQ { IRQ_TC11MP_KMI1 }
141#define PB11MP_SMC_IRQ { }
142#define MPMC_IRQ { }
143#define PB11MP_CLCD_IRQ { IRQ_PB11MP_CLCD }
144#define DMAC_IRQ { IRQ_PB11MP_DMAC }
145#define SCTL_IRQ { }
146#define PB11MP_WATCHDOG_IRQ { IRQ_PB11MP_WATCHDOG }
147#define PB11MP_GPIO0_IRQ { IRQ_PB11MP_GPIO0 }
148#define GPIO1_IRQ { IRQ_PB11MP_GPIO1 }
149#define PB11MP_RTC_IRQ { IRQ_TC11MP_RTC }
150#define SCI_IRQ { IRQ_PB11MP_SCI }
151#define PB11MP_UART0_IRQ { IRQ_TC11MP_UART0 }
152#define PB11MP_UART1_IRQ { IRQ_TC11MP_UART1 }
153#define PB11MP_UART2_IRQ { IRQ_PB11MP_UART2 }
154#define PB11MP_UART3_IRQ { IRQ_PB11MP_UART3 }
155#define PB11MP_SSP_IRQ { IRQ_PB11MP_SSP }
a9b67db5
BB
156
157/* FPGA Primecells */
4321532c
LW
158AMBA_DEVICE(aaci, "fpga:aaci", AACI, NULL);
159AMBA_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data);
160AMBA_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL);
161AMBA_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL);
162AMBA_DEVICE(uart3, "fpga:uart3", PB11MP_UART3, NULL);
a9b67db5
BB
163
164/* DevChip Primecells */
4321532c
LW
165AMBA_DEVICE(smc, "dev:smc", PB11MP_SMC, NULL);
166AMBA_DEVICE(sctl, "dev:sctl", SCTL, NULL);
167AMBA_DEVICE(wdog, "dev:wdog", PB11MP_WATCHDOG, NULL);
168AMBA_DEVICE(gpio0, "dev:gpio0", PB11MP_GPIO0, &gpio0_plat_data);
169AMBA_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data);
170AMBA_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data);
171AMBA_DEVICE(rtc, "dev:rtc", PB11MP_RTC, NULL);
172AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL);
173AMBA_DEVICE(uart0, "dev:uart0", PB11MP_UART0, NULL);
174AMBA_DEVICE(uart1, "dev:uart1", PB11MP_UART1, NULL);
175AMBA_DEVICE(uart2, "dev:uart2", PB11MP_UART2, NULL);
d6ada860 176AMBA_DEVICE(ssp0, "dev:ssp0", PB11MP_SSP, &ssp0_plat_data);
a9b67db5
BB
177
178/* Primecells on the NEC ISSP chip */
4321532c
LW
179AMBA_DEVICE(clcd, "issp:clcd", PB11MP_CLCD, &clcd_plat_data);
180AMBA_DEVICE(dmac, "issp:dmac", DMAC, NULL);
a9b67db5
BB
181
182static struct amba_device *amba_devs[] __initdata = {
183 &dmac_device,
184 &uart0_device,
185 &uart1_device,
186 &uart2_device,
187 &uart3_device,
188 &smc_device,
189 &clcd_device,
190 &sctl_device,
191 &wdog_device,
192 &gpio0_device,
193 &gpio1_device,
194 &gpio2_device,
195 &rtc_device,
196 &sci0_device,
197 &ssp0_device,
198 &aaci_device,
199 &mmc0_device,
200 &kmi0_device,
201 &kmi1_device,
202};
203
204/*
205 * RealView PB11MPCore platform devices
206 */
207static struct resource realview_pb11mp_flash_resource[] = {
208 [0] = {
209 .start = REALVIEW_PB11MP_FLASH0_BASE,
210 .end = REALVIEW_PB11MP_FLASH0_BASE + REALVIEW_PB11MP_FLASH0_SIZE - 1,
211 .flags = IORESOURCE_MEM,
212 },
213 [1] = {
214 .start = REALVIEW_PB11MP_FLASH1_BASE,
215 .end = REALVIEW_PB11MP_FLASH1_BASE + REALVIEW_PB11MP_FLASH1_SIZE - 1,
216 .flags = IORESOURCE_MEM,
217 },
218};
219
220static struct resource realview_pb11mp_smsc911x_resources[] = {
221 [0] = {
222 .start = REALVIEW_PB11MP_ETH_BASE,
223 .end = REALVIEW_PB11MP_ETH_BASE + SZ_64K - 1,
224 .flags = IORESOURCE_MEM,
225 },
226 [1] = {
227 .start = IRQ_TC11MP_ETH,
228 .end = IRQ_TC11MP_ETH,
229 .flags = IORESOURCE_IRQ,
230 },
231};
232
7db21712
CM
233static struct resource realview_pb11mp_isp1761_resources[] = {
234 [0] = {
235 .start = REALVIEW_PB11MP_USB_BASE,
236 .end = REALVIEW_PB11MP_USB_BASE + SZ_128K - 1,
237 .flags = IORESOURCE_MEM,
238 },
239 [1] = {
240 .start = IRQ_TC11MP_USB,
241 .end = IRQ_TC11MP_USB,
242 .flags = IORESOURCE_IRQ,
243 },
244};
245
f417cbad
WD
246static struct resource pmu_resources[] = {
247 [0] = {
248 .start = IRQ_TC11MP_PMU_CPU0,
249 .end = IRQ_TC11MP_PMU_CPU0,
250 .flags = IORESOURCE_IRQ,
251 },
252 [1] = {
253 .start = IRQ_TC11MP_PMU_CPU1,
254 .end = IRQ_TC11MP_PMU_CPU1,
255 .flags = IORESOURCE_IRQ,
256 },
257 [2] = {
258 .start = IRQ_TC11MP_PMU_CPU2,
259 .end = IRQ_TC11MP_PMU_CPU2,
260 .flags = IORESOURCE_IRQ,
261 },
262 [3] = {
263 .start = IRQ_TC11MP_PMU_CPU3,
264 .end = IRQ_TC11MP_PMU_CPU3,
265 .flags = IORESOURCE_IRQ,
266 },
267};
268
269static struct platform_device pmu_device = {
270 .name = "arm-pmu",
271 .id = ARM_PMU_DEVICE_CPU,
272 .num_resources = ARRAY_SIZE(pmu_resources),
273 .resource = pmu_resources,
274};
275
a9b67db5
BB
276static void __init gic_init_irq(void)
277{
278 unsigned int pldctrl;
279
280 /* new irq mode with no DCC */
281 writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK));
282 pldctrl = readl(__io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1);
283 pldctrl |= 2 << 22;
284 writel(pldctrl, __io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1);
285 writel(0x00000000, __io_address(REALVIEW_SYS_LOCK));
286
287 /* ARM11MPCore test chip GIC, primary */
b580b899 288 gic_init(0, 29, __io_address(REALVIEW_TC11MP_GIC_DIST_BASE),
ff2e27ae 289 __io_address(REALVIEW_TC11MP_GIC_CPU_BASE));
a9b67db5
BB
290
291 /* board GIC, secondary */
b580b899
RK
292 gic_init(1, IRQ_PB11MP_GIC_START,
293 __io_address(REALVIEW_PB11MP_GIC_DIST_BASE),
294 __io_address(REALVIEW_PB11MP_GIC_CPU_BASE));
a9b67db5
BB
295 gic_cascade_irq(1, IRQ_TC11MP_PB_IRQ1);
296}
297
298static void __init realview_pb11mp_timer_init(void)
299{
300 timer0_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE);
301 timer1_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE) + 0x20;
302 timer2_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE);
303 timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20;
304
305#ifdef CONFIG_LOCAL_TIMERS
ebac6546 306 twd_base = __io_address(REALVIEW_TC11MP_TWD_BASE);
a9b67db5
BB
307#endif
308 realview_timer_init(IRQ_TC11MP_TIMER0_1);
309}
310
311static struct sys_timer realview_pb11mp_timer = {
312 .init = realview_pb11mp_timer_init,
313};
314
47cacdd4 315static void realview_pb11mp_restart(char mode, const char *cmd)
426fcd2a 316{
4c9f8be7
CT
317 void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
318 void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
426fcd2a
PJ
319
320 /*
321 * To reset, we hit the on-board reset register
322 * in the system FPGA
323 */
4c9f8be7
CT
324 __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
325 __raw_writel(0x0000, reset_ctrl);
326 __raw_writel(0x0004, reset_ctrl);
47cacdd4 327 dsb();
426fcd2a
PJ
328}
329
a9b67db5
BB
330static void __init realview_pb11mp_init(void)
331{
332 int i;
333
ba927951 334#ifdef CONFIG_CACHE_L2X0
a9b67db5
BB
335 /* 1MB (128KB/way), 8-way associativity, evmon/parity/share enabled
336 * Bits: .... ...0 0111 1001 0000 .... .... .... */
337 l2x0_init(__io_address(REALVIEW_TC11MP_L220_BASE), 0x00790000, 0xfe000fff);
ba927951 338#endif
a9b67db5 339
a9b67db5
BB
340 realview_flash_register(realview_pb11mp_flash_resource,
341 ARRAY_SIZE(realview_pb11mp_flash_resource));
0a381330 342 realview_eth_register(NULL, realview_pb11mp_smsc911x_resources);
a9b67db5 343 platform_device_register(&realview_i2c_device);
6be62ba2 344 platform_device_register(&realview_cf_device);
7db21712 345 realview_usb_register(realview_pb11mp_isp1761_resources);
f417cbad 346 platform_device_register(&pmu_device);
a9b67db5
BB
347
348 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
349 struct amba_device *d = amba_devs[i];
350 amba_device_register(d, &iomem_resource);
351 }
352
353#ifdef CONFIG_LEDS
354 leds_event = realview_leds_event;
355#endif
356}
357
358MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore")
359 /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
9ddea57e 360 .atag_offset = 0x100,
5b39d154 361 .fixup = realview_fixup,
a9b67db5 362 .map_io = realview_pb11mp_map_io,
631e55f9 363 .init_early = realview_init_early,
a9b67db5
BB
364 .init_irq = gic_init_irq,
365 .timer = &realview_pb11mp_timer,
1b99d9cc 366 .handle_irq = gic_handle_irq,
a9b67db5 367 .init_machine = realview_pb11mp_init,
00e9125e
NP
368#ifdef CONFIG_ZONE_DMA
369 .dma_zone_size = SZ_256M,
370#endif
47cacdd4 371 .restart = realview_pb11mp_restart,
a9b67db5 372MACHINE_END