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Commit | Line | Data |
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585cf175 | 1 | /* |
9dd0b194 | 2 | * arch/arm/mach-orion5x/common.c |
585cf175 | 3 | * |
9dd0b194 | 4 | * Core functions for Marvell Orion 5x SoCs |
585cf175 TP |
5 | * |
6 | * Maintainer: Tzachi Perelstein <tzachi@marvell.com> | |
7 | * | |
159ffb3a LB |
8 | * This file is licensed under the terms of the GNU General Public |
9 | * License version 2. This program is licensed "as is" without any | |
585cf175 TP |
10 | * warranty of any kind, whether express or implied. |
11 | */ | |
12 | ||
13 | #include <linux/kernel.h> | |
14 | #include <linux/init.h> | |
ca26f7d3 TP |
15 | #include <linux/platform_device.h> |
16 | #include <linux/serial_8250.h> | |
83b6d822 | 17 | #include <linux/mbus.h> |
e07c9d85 | 18 | #include <linux/mv643xx_eth.h> |
144aa3db | 19 | #include <linux/mv643xx_i2c.h> |
15a32632 | 20 | #include <linux/ata_platform.h> |
d323ade1 | 21 | #include <linux/spi/orion_spi.h> |
dcf1cece | 22 | #include <net/dsa.h> |
585cf175 | 23 | #include <asm/page.h> |
be73a347 | 24 | #include <asm/setup.h> |
c67de5b3 | 25 | #include <asm/timex.h> |
be73a347 | 26 | #include <asm/mach/arch.h> |
585cf175 | 27 | #include <asm/mach/map.h> |
2bac1de2 | 28 | #include <asm/mach/time.h> |
a09e64fb RK |
29 | #include <mach/hardware.h> |
30 | #include <mach/orion5x.h> | |
6f088f1d | 31 | #include <plat/ehci-orion.h> |
1d5a1a6e | 32 | #include <plat/mv_xor.h> |
6f088f1d LB |
33 | #include <plat/orion_nand.h> |
34 | #include <plat/time.h> | |
585cf175 TP |
35 | #include "common.h" |
36 | ||
37 | /***************************************************************************** | |
38 | * I/O Address Mapping | |
39 | ****************************************************************************/ | |
9dd0b194 | 40 | static struct map_desc orion5x_io_desc[] __initdata = { |
585cf175 | 41 | { |
9dd0b194 LB |
42 | .virtual = ORION5X_REGS_VIRT_BASE, |
43 | .pfn = __phys_to_pfn(ORION5X_REGS_PHYS_BASE), | |
44 | .length = ORION5X_REGS_SIZE, | |
e7068ad3 LB |
45 | .type = MT_DEVICE, |
46 | }, { | |
9dd0b194 LB |
47 | .virtual = ORION5X_PCIE_IO_VIRT_BASE, |
48 | .pfn = __phys_to_pfn(ORION5X_PCIE_IO_PHYS_BASE), | |
49 | .length = ORION5X_PCIE_IO_SIZE, | |
e7068ad3 LB |
50 | .type = MT_DEVICE, |
51 | }, { | |
9dd0b194 LB |
52 | .virtual = ORION5X_PCI_IO_VIRT_BASE, |
53 | .pfn = __phys_to_pfn(ORION5X_PCI_IO_PHYS_BASE), | |
54 | .length = ORION5X_PCI_IO_SIZE, | |
e7068ad3 LB |
55 | .type = MT_DEVICE, |
56 | }, { | |
9dd0b194 LB |
57 | .virtual = ORION5X_PCIE_WA_VIRT_BASE, |
58 | .pfn = __phys_to_pfn(ORION5X_PCIE_WA_PHYS_BASE), | |
59 | .length = ORION5X_PCIE_WA_SIZE, | |
e7068ad3 | 60 | .type = MT_DEVICE, |
585cf175 TP |
61 | }, |
62 | }; | |
63 | ||
9dd0b194 | 64 | void __init orion5x_map_io(void) |
585cf175 | 65 | { |
9dd0b194 | 66 | iotable_init(orion5x_io_desc, ARRAY_SIZE(orion5x_io_desc)); |
585cf175 | 67 | } |
c67de5b3 | 68 | |
044f6c7c | 69 | |
ca26f7d3 | 70 | /***************************************************************************** |
044f6c7c | 71 | * EHCI |
ca26f7d3 | 72 | ****************************************************************************/ |
044f6c7c LB |
73 | static struct orion_ehci_data orion5x_ehci_data = { |
74 | .dram = &orion5x_mbus_dram_info, | |
fb6f5529 | 75 | .phy_version = EHCI_PHY_ORION, |
ca26f7d3 TP |
76 | }; |
77 | ||
044f6c7c | 78 | static u64 ehci_dmamask = 0xffffffffUL; |
ca26f7d3 | 79 | |
ca26f7d3 | 80 | |
044f6c7c LB |
81 | /***************************************************************************** |
82 | * EHCI0 | |
83 | ****************************************************************************/ | |
9dd0b194 | 84 | static struct resource orion5x_ehci0_resources[] = { |
ca26f7d3 | 85 | { |
9dd0b194 | 86 | .start = ORION5X_USB0_PHYS_BASE, |
994cab84 | 87 | .end = ORION5X_USB0_PHYS_BASE + SZ_4K - 1, |
ca26f7d3 | 88 | .flags = IORESOURCE_MEM, |
e7068ad3 | 89 | }, { |
9dd0b194 LB |
90 | .start = IRQ_ORION5X_USB0_CTRL, |
91 | .end = IRQ_ORION5X_USB0_CTRL, | |
ca26f7d3 TP |
92 | .flags = IORESOURCE_IRQ, |
93 | }, | |
94 | }; | |
95 | ||
9dd0b194 | 96 | static struct platform_device orion5x_ehci0 = { |
ca26f7d3 TP |
97 | .name = "orion-ehci", |
98 | .id = 0, | |
99 | .dev = { | |
100 | .dma_mask = &ehci_dmamask, | |
101 | .coherent_dma_mask = 0xffffffff, | |
9dd0b194 | 102 | .platform_data = &orion5x_ehci_data, |
ca26f7d3 | 103 | }, |
9dd0b194 LB |
104 | .resource = orion5x_ehci0_resources, |
105 | .num_resources = ARRAY_SIZE(orion5x_ehci0_resources), | |
ca26f7d3 TP |
106 | }; |
107 | ||
044f6c7c LB |
108 | void __init orion5x_ehci0_init(void) |
109 | { | |
110 | platform_device_register(&orion5x_ehci0); | |
111 | } | |
112 | ||
113 | ||
114 | /***************************************************************************** | |
115 | * EHCI1 | |
116 | ****************************************************************************/ | |
117 | static struct resource orion5x_ehci1_resources[] = { | |
118 | { | |
119 | .start = ORION5X_USB1_PHYS_BASE, | |
120 | .end = ORION5X_USB1_PHYS_BASE + SZ_4K - 1, | |
121 | .flags = IORESOURCE_MEM, | |
122 | }, { | |
123 | .start = IRQ_ORION5X_USB1_CTRL, | |
124 | .end = IRQ_ORION5X_USB1_CTRL, | |
125 | .flags = IORESOURCE_IRQ, | |
126 | }, | |
127 | }; | |
128 | ||
9dd0b194 | 129 | static struct platform_device orion5x_ehci1 = { |
ca26f7d3 TP |
130 | .name = "orion-ehci", |
131 | .id = 1, | |
132 | .dev = { | |
133 | .dma_mask = &ehci_dmamask, | |
134 | .coherent_dma_mask = 0xffffffff, | |
9dd0b194 | 135 | .platform_data = &orion5x_ehci_data, |
ca26f7d3 | 136 | }, |
9dd0b194 LB |
137 | .resource = orion5x_ehci1_resources, |
138 | .num_resources = ARRAY_SIZE(orion5x_ehci1_resources), | |
ca26f7d3 TP |
139 | }; |
140 | ||
044f6c7c LB |
141 | void __init orion5x_ehci1_init(void) |
142 | { | |
143 | platform_device_register(&orion5x_ehci1); | |
144 | } | |
145 | ||
146 | ||
e07c9d85 | 147 | /***************************************************************************** |
044f6c7c | 148 | * GigE |
e07c9d85 | 149 | ****************************************************************************/ |
d236f5a5 LB |
150 | struct mv643xx_eth_shared_platform_data orion5x_eth_shared_data = { |
151 | .dram = &orion5x_mbus_dram_info, | |
152 | }; | |
153 | ||
9dd0b194 | 154 | static struct resource orion5x_eth_shared_resources[] = { |
e07c9d85 | 155 | { |
9dd0b194 LB |
156 | .start = ORION5X_ETH_PHYS_BASE + 0x2000, |
157 | .end = ORION5X_ETH_PHYS_BASE + 0x3fff, | |
e07c9d85 | 158 | .flags = IORESOURCE_MEM, |
eeff6d86 LB |
159 | }, { |
160 | .start = IRQ_ORION5X_ETH_ERR, | |
161 | .end = IRQ_ORION5X_ETH_ERR, | |
162 | .flags = IORESOURCE_IRQ, | |
e07c9d85 TP |
163 | }, |
164 | }; | |
165 | ||
9dd0b194 | 166 | static struct platform_device orion5x_eth_shared = { |
e07c9d85 TP |
167 | .name = MV643XX_ETH_SHARED_NAME, |
168 | .id = 0, | |
d236f5a5 LB |
169 | .dev = { |
170 | .platform_data = &orion5x_eth_shared_data, | |
171 | }, | |
eeff6d86 | 172 | .num_resources = ARRAY_SIZE(orion5x_eth_shared_resources), |
9dd0b194 | 173 | .resource = orion5x_eth_shared_resources, |
e07c9d85 TP |
174 | }; |
175 | ||
9dd0b194 | 176 | static struct resource orion5x_eth_resources[] = { |
e07c9d85 TP |
177 | { |
178 | .name = "eth irq", | |
9dd0b194 LB |
179 | .start = IRQ_ORION5X_ETH_SUM, |
180 | .end = IRQ_ORION5X_ETH_SUM, | |
e07c9d85 | 181 | .flags = IORESOURCE_IRQ, |
e7068ad3 | 182 | }, |
e07c9d85 TP |
183 | }; |
184 | ||
9dd0b194 | 185 | static struct platform_device orion5x_eth = { |
e07c9d85 TP |
186 | .name = MV643XX_ETH_NAME, |
187 | .id = 0, | |
188 | .num_resources = 1, | |
9dd0b194 | 189 | .resource = orion5x_eth_resources, |
e07c9d85 TP |
190 | }; |
191 | ||
9dd0b194 | 192 | void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data) |
e07c9d85 | 193 | { |
fa3959f4 | 194 | eth_data->shared = &orion5x_eth_shared; |
9dd0b194 | 195 | orion5x_eth.dev.platform_data = eth_data; |
fa3959f4 | 196 | |
9dd0b194 LB |
197 | platform_device_register(&orion5x_eth_shared); |
198 | platform_device_register(&orion5x_eth); | |
e07c9d85 TP |
199 | } |
200 | ||
044f6c7c | 201 | |
dcf1cece LB |
202 | /***************************************************************************** |
203 | * Ethernet switch | |
204 | ****************************************************************************/ | |
205 | static struct resource orion5x_switch_resources[] = { | |
206 | { | |
207 | .start = 0, | |
208 | .end = 0, | |
209 | .flags = IORESOURCE_IRQ, | |
210 | }, | |
211 | }; | |
212 | ||
213 | static struct platform_device orion5x_switch_device = { | |
214 | .name = "dsa", | |
215 | .id = 0, | |
216 | .num_resources = 0, | |
217 | .resource = orion5x_switch_resources, | |
218 | }; | |
219 | ||
220 | void __init orion5x_eth_switch_init(struct dsa_platform_data *d, int irq) | |
221 | { | |
e84665c9 LB |
222 | int i; |
223 | ||
dcf1cece LB |
224 | if (irq != NO_IRQ) { |
225 | orion5x_switch_resources[0].start = irq; | |
226 | orion5x_switch_resources[0].end = irq; | |
227 | orion5x_switch_device.num_resources = 1; | |
228 | } | |
229 | ||
dcf1cece | 230 | d->netdev = &orion5x_eth.dev; |
e84665c9 LB |
231 | for (i = 0; i < d->nr_chips; i++) |
232 | d->chip[i].mii_bus = &orion5x_eth_shared.dev; | |
dcf1cece LB |
233 | orion5x_switch_device.dev.platform_data = d; |
234 | ||
235 | platform_device_register(&orion5x_switch_device); | |
236 | } | |
237 | ||
238 | ||
144aa3db | 239 | /***************************************************************************** |
044f6c7c | 240 | * I2C |
144aa3db | 241 | ****************************************************************************/ |
9dd0b194 | 242 | static struct mv64xxx_i2c_pdata orion5x_i2c_pdata = { |
144aa3db HVR |
243 | .freq_m = 8, /* assumes 166 MHz TCLK */ |
244 | .freq_n = 3, | |
245 | .timeout = 1000, /* Default timeout of 1 second */ | |
246 | }; | |
247 | ||
9dd0b194 | 248 | static struct resource orion5x_i2c_resources[] = { |
144aa3db | 249 | { |
e7068ad3 LB |
250 | .name = "i2c base", |
251 | .start = I2C_PHYS_BASE, | |
044f6c7c | 252 | .end = I2C_PHYS_BASE + 0x1f, |
e7068ad3 LB |
253 | .flags = IORESOURCE_MEM, |
254 | }, { | |
255 | .name = "i2c irq", | |
256 | .start = IRQ_ORION5X_I2C, | |
257 | .end = IRQ_ORION5X_I2C, | |
258 | .flags = IORESOURCE_IRQ, | |
144aa3db HVR |
259 | }, |
260 | }; | |
261 | ||
9dd0b194 | 262 | static struct platform_device orion5x_i2c = { |
144aa3db HVR |
263 | .name = MV64XXX_I2C_CTLR_NAME, |
264 | .id = 0, | |
9dd0b194 LB |
265 | .num_resources = ARRAY_SIZE(orion5x_i2c_resources), |
266 | .resource = orion5x_i2c_resources, | |
144aa3db | 267 | .dev = { |
e7068ad3 | 268 | .platform_data = &orion5x_i2c_pdata, |
144aa3db HVR |
269 | }, |
270 | }; | |
271 | ||
044f6c7c LB |
272 | void __init orion5x_i2c_init(void) |
273 | { | |
274 | platform_device_register(&orion5x_i2c); | |
275 | } | |
276 | ||
277 | ||
f244baa3 | 278 | /***************************************************************************** |
044f6c7c | 279 | * SATA |
f244baa3 | 280 | ****************************************************************************/ |
9dd0b194 | 281 | static struct resource orion5x_sata_resources[] = { |
f244baa3 | 282 | { |
e7068ad3 LB |
283 | .name = "sata base", |
284 | .start = ORION5X_SATA_PHYS_BASE, | |
285 | .end = ORION5X_SATA_PHYS_BASE + 0x5000 - 1, | |
286 | .flags = IORESOURCE_MEM, | |
287 | }, { | |
288 | .name = "sata irq", | |
289 | .start = IRQ_ORION5X_SATA, | |
290 | .end = IRQ_ORION5X_SATA, | |
291 | .flags = IORESOURCE_IRQ, | |
292 | }, | |
f244baa3 SB |
293 | }; |
294 | ||
9dd0b194 | 295 | static struct platform_device orion5x_sata = { |
e7068ad3 LB |
296 | .name = "sata_mv", |
297 | .id = 0, | |
f244baa3 SB |
298 | .dev = { |
299 | .coherent_dma_mask = 0xffffffff, | |
300 | }, | |
e7068ad3 LB |
301 | .num_resources = ARRAY_SIZE(orion5x_sata_resources), |
302 | .resource = orion5x_sata_resources, | |
f244baa3 SB |
303 | }; |
304 | ||
9dd0b194 | 305 | void __init orion5x_sata_init(struct mv_sata_platform_data *sata_data) |
f244baa3 | 306 | { |
9dd0b194 LB |
307 | sata_data->dram = &orion5x_mbus_dram_info; |
308 | orion5x_sata.dev.platform_data = sata_data; | |
309 | platform_device_register(&orion5x_sata); | |
f244baa3 SB |
310 | } |
311 | ||
044f6c7c | 312 | |
d323ade1 LB |
313 | /***************************************************************************** |
314 | * SPI | |
315 | ****************************************************************************/ | |
316 | static struct orion_spi_info orion5x_spi_plat_data = { | |
c0e19363 NP |
317 | .tclk = 0, |
318 | .enable_clock_fix = 1, | |
d323ade1 LB |
319 | }; |
320 | ||
321 | static struct resource orion5x_spi_resources[] = { | |
322 | { | |
323 | .name = "spi base", | |
324 | .start = SPI_PHYS_BASE, | |
325 | .end = SPI_PHYS_BASE + 0x1f, | |
326 | .flags = IORESOURCE_MEM, | |
327 | }, | |
328 | }; | |
329 | ||
330 | static struct platform_device orion5x_spi = { | |
331 | .name = "orion_spi", | |
332 | .id = 0, | |
333 | .dev = { | |
334 | .platform_data = &orion5x_spi_plat_data, | |
335 | }, | |
336 | .num_resources = ARRAY_SIZE(orion5x_spi_resources), | |
337 | .resource = orion5x_spi_resources, | |
338 | }; | |
339 | ||
340 | void __init orion5x_spi_init() | |
341 | { | |
342 | platform_device_register(&orion5x_spi); | |
343 | } | |
344 | ||
345 | ||
2bac1de2 | 346 | /***************************************************************************** |
044f6c7c LB |
347 | * UART0 |
348 | ****************************************************************************/ | |
349 | static struct plat_serial8250_port orion5x_uart0_data[] = { | |
350 | { | |
351 | .mapbase = UART0_PHYS_BASE, | |
352 | .membase = (char *)UART0_VIRT_BASE, | |
353 | .irq = IRQ_ORION5X_UART0, | |
354 | .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, | |
355 | .iotype = UPIO_MEM, | |
356 | .regshift = 2, | |
ebe35aff | 357 | .uartclk = 0, |
044f6c7c LB |
358 | }, { |
359 | }, | |
360 | }; | |
361 | ||
362 | static struct resource orion5x_uart0_resources[] = { | |
363 | { | |
364 | .start = UART0_PHYS_BASE, | |
365 | .end = UART0_PHYS_BASE + 0xff, | |
366 | .flags = IORESOURCE_MEM, | |
367 | }, { | |
368 | .start = IRQ_ORION5X_UART0, | |
369 | .end = IRQ_ORION5X_UART0, | |
370 | .flags = IORESOURCE_IRQ, | |
371 | }, | |
372 | }; | |
373 | ||
374 | static struct platform_device orion5x_uart0 = { | |
375 | .name = "serial8250", | |
376 | .id = PLAT8250_DEV_PLATFORM, | |
377 | .dev = { | |
378 | .platform_data = orion5x_uart0_data, | |
379 | }, | |
380 | .resource = orion5x_uart0_resources, | |
381 | .num_resources = ARRAY_SIZE(orion5x_uart0_resources), | |
382 | }; | |
383 | ||
384 | void __init orion5x_uart0_init(void) | |
385 | { | |
386 | platform_device_register(&orion5x_uart0); | |
387 | } | |
388 | ||
389 | ||
390 | /***************************************************************************** | |
391 | * UART1 | |
2bac1de2 | 392 | ****************************************************************************/ |
044f6c7c LB |
393 | static struct plat_serial8250_port orion5x_uart1_data[] = { |
394 | { | |
395 | .mapbase = UART1_PHYS_BASE, | |
396 | .membase = (char *)UART1_VIRT_BASE, | |
397 | .irq = IRQ_ORION5X_UART1, | |
398 | .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, | |
399 | .iotype = UPIO_MEM, | |
400 | .regshift = 2, | |
ebe35aff | 401 | .uartclk = 0, |
044f6c7c LB |
402 | }, { |
403 | }, | |
404 | }; | |
405 | ||
406 | static struct resource orion5x_uart1_resources[] = { | |
407 | { | |
408 | .start = UART1_PHYS_BASE, | |
409 | .end = UART1_PHYS_BASE + 0xff, | |
410 | .flags = IORESOURCE_MEM, | |
411 | }, { | |
412 | .start = IRQ_ORION5X_UART1, | |
413 | .end = IRQ_ORION5X_UART1, | |
414 | .flags = IORESOURCE_IRQ, | |
415 | }, | |
416 | }; | |
417 | ||
418 | static struct platform_device orion5x_uart1 = { | |
419 | .name = "serial8250", | |
420 | .id = PLAT8250_DEV_PLATFORM1, | |
421 | .dev = { | |
422 | .platform_data = orion5x_uart1_data, | |
423 | }, | |
424 | .resource = orion5x_uart1_resources, | |
425 | .num_resources = ARRAY_SIZE(orion5x_uart1_resources), | |
426 | }; | |
427 | ||
428 | void __init orion5x_uart1_init(void) | |
429 | { | |
430 | platform_device_register(&orion5x_uart1); | |
431 | } | |
2bac1de2 | 432 | |
044f6c7c | 433 | |
1d5a1a6e SB |
434 | /***************************************************************************** |
435 | * XOR engine | |
436 | ****************************************************************************/ | |
437 | static struct resource orion5x_xor_shared_resources[] = { | |
438 | { | |
439 | .name = "xor low", | |
440 | .start = ORION5X_XOR_PHYS_BASE, | |
441 | .end = ORION5X_XOR_PHYS_BASE + 0xff, | |
442 | .flags = IORESOURCE_MEM, | |
443 | }, { | |
444 | .name = "xor high", | |
445 | .start = ORION5X_XOR_PHYS_BASE + 0x200, | |
446 | .end = ORION5X_XOR_PHYS_BASE + 0x2ff, | |
447 | .flags = IORESOURCE_MEM, | |
448 | }, | |
449 | }; | |
450 | ||
451 | static struct platform_device orion5x_xor_shared = { | |
452 | .name = MV_XOR_SHARED_NAME, | |
453 | .id = 0, | |
454 | .num_resources = ARRAY_SIZE(orion5x_xor_shared_resources), | |
455 | .resource = orion5x_xor_shared_resources, | |
456 | }; | |
457 | ||
458 | static u64 orion5x_xor_dmamask = DMA_32BIT_MASK; | |
459 | ||
460 | static struct resource orion5x_xor0_resources[] = { | |
461 | [0] = { | |
462 | .start = IRQ_ORION5X_XOR0, | |
463 | .end = IRQ_ORION5X_XOR0, | |
464 | .flags = IORESOURCE_IRQ, | |
465 | }, | |
466 | }; | |
467 | ||
468 | static struct mv_xor_platform_data orion5x_xor0_data = { | |
469 | .shared = &orion5x_xor_shared, | |
470 | .hw_id = 0, | |
471 | .pool_size = PAGE_SIZE, | |
472 | }; | |
473 | ||
474 | static struct platform_device orion5x_xor0_channel = { | |
475 | .name = MV_XOR_NAME, | |
476 | .id = 0, | |
477 | .num_resources = ARRAY_SIZE(orion5x_xor0_resources), | |
478 | .resource = orion5x_xor0_resources, | |
479 | .dev = { | |
480 | .dma_mask = &orion5x_xor_dmamask, | |
481 | .coherent_dma_mask = DMA_64BIT_MASK, | |
482 | .platform_data = (void *)&orion5x_xor0_data, | |
483 | }, | |
484 | }; | |
485 | ||
486 | static struct resource orion5x_xor1_resources[] = { | |
487 | [0] = { | |
488 | .start = IRQ_ORION5X_XOR1, | |
489 | .end = IRQ_ORION5X_XOR1, | |
490 | .flags = IORESOURCE_IRQ, | |
491 | }, | |
492 | }; | |
493 | ||
494 | static struct mv_xor_platform_data orion5x_xor1_data = { | |
495 | .shared = &orion5x_xor_shared, | |
496 | .hw_id = 1, | |
497 | .pool_size = PAGE_SIZE, | |
498 | }; | |
499 | ||
500 | static struct platform_device orion5x_xor1_channel = { | |
501 | .name = MV_XOR_NAME, | |
502 | .id = 1, | |
503 | .num_resources = ARRAY_SIZE(orion5x_xor1_resources), | |
504 | .resource = orion5x_xor1_resources, | |
505 | .dev = { | |
506 | .dma_mask = &orion5x_xor_dmamask, | |
507 | .coherent_dma_mask = DMA_64BIT_MASK, | |
508 | .platform_data = (void *)&orion5x_xor1_data, | |
509 | }, | |
510 | }; | |
511 | ||
512 | void __init orion5x_xor_init(void) | |
513 | { | |
514 | platform_device_register(&orion5x_xor_shared); | |
515 | ||
516 | /* | |
517 | * two engines can't do memset simultaneously, this limitation | |
518 | * satisfied by removing memset support from one of the engines. | |
519 | */ | |
520 | dma_cap_set(DMA_MEMCPY, orion5x_xor0_data.cap_mask); | |
521 | dma_cap_set(DMA_XOR, orion5x_xor0_data.cap_mask); | |
522 | platform_device_register(&orion5x_xor0_channel); | |
523 | ||
524 | dma_cap_set(DMA_MEMCPY, orion5x_xor1_data.cap_mask); | |
525 | dma_cap_set(DMA_MEMSET, orion5x_xor1_data.cap_mask); | |
526 | dma_cap_set(DMA_XOR, orion5x_xor1_data.cap_mask); | |
527 | platform_device_register(&orion5x_xor1_channel); | |
528 | } | |
529 | ||
530 | ||
044f6c7c LB |
531 | /***************************************************************************** |
532 | * Time handling | |
533 | ****************************************************************************/ | |
ebe35aff LB |
534 | int orion5x_tclk; |
535 | ||
536 | int __init orion5x_find_tclk(void) | |
537 | { | |
d323ade1 LB |
538 | u32 dev, rev; |
539 | ||
540 | orion5x_pcie_id(&dev, &rev); | |
541 | if (dev == MV88F6183_DEV_ID && | |
542 | (readl(MPP_RESET_SAMPLE) & 0x00000200) == 0) | |
543 | return 133333333; | |
544 | ||
ebe35aff LB |
545 | return 166666667; |
546 | } | |
547 | ||
9dd0b194 | 548 | static void orion5x_timer_init(void) |
2bac1de2 | 549 | { |
ebe35aff LB |
550 | orion5x_tclk = orion5x_find_tclk(); |
551 | orion_time_init(IRQ_ORION5X_BRIDGE, orion5x_tclk); | |
2bac1de2 LB |
552 | } |
553 | ||
9dd0b194 | 554 | struct sys_timer orion5x_timer = { |
e7068ad3 | 555 | .init = orion5x_timer_init, |
2bac1de2 LB |
556 | }; |
557 | ||
044f6c7c | 558 | |
c67de5b3 TP |
559 | /***************************************************************************** |
560 | * General | |
561 | ****************************************************************************/ | |
c67de5b3 | 562 | /* |
b46926bb | 563 | * Identify device ID and rev from PCIe configuration header space '0'. |
c67de5b3 | 564 | */ |
9dd0b194 | 565 | static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) |
c67de5b3 | 566 | { |
9dd0b194 | 567 | orion5x_pcie_id(dev, rev); |
c67de5b3 TP |
568 | |
569 | if (*dev == MV88F5281_DEV_ID) { | |
570 | if (*rev == MV88F5281_REV_D2) { | |
571 | *dev_name = "MV88F5281-D2"; | |
572 | } else if (*rev == MV88F5281_REV_D1) { | |
573 | *dev_name = "MV88F5281-D1"; | |
ce72e36e LB |
574 | } else if (*rev == MV88F5281_REV_D0) { |
575 | *dev_name = "MV88F5281-D0"; | |
c67de5b3 TP |
576 | } else { |
577 | *dev_name = "MV88F5281-Rev-Unsupported"; | |
578 | } | |
579 | } else if (*dev == MV88F5182_DEV_ID) { | |
580 | if (*rev == MV88F5182_REV_A2) { | |
581 | *dev_name = "MV88F5182-A2"; | |
582 | } else { | |
583 | *dev_name = "MV88F5182-Rev-Unsupported"; | |
584 | } | |
c9e3de94 HVR |
585 | } else if (*dev == MV88F5181_DEV_ID) { |
586 | if (*rev == MV88F5181_REV_B1) { | |
587 | *dev_name = "MV88F5181-Rev-B1"; | |
d2b2a6bb LB |
588 | } else if (*rev == MV88F5181L_REV_A1) { |
589 | *dev_name = "MV88F5181L-Rev-A1"; | |
c9e3de94 | 590 | } else { |
d2b2a6bb | 591 | *dev_name = "MV88F5181(L)-Rev-Unsupported"; |
c9e3de94 | 592 | } |
d323ade1 LB |
593 | } else if (*dev == MV88F6183_DEV_ID) { |
594 | if (*rev == MV88F6183_REV_B0) { | |
595 | *dev_name = "MV88F6183-Rev-B0"; | |
596 | } else { | |
597 | *dev_name = "MV88F6183-Rev-Unsupported"; | |
598 | } | |
c67de5b3 TP |
599 | } else { |
600 | *dev_name = "Device-Unknown"; | |
601 | } | |
602 | } | |
603 | ||
9dd0b194 | 604 | void __init orion5x_init(void) |
c67de5b3 TP |
605 | { |
606 | char *dev_name; | |
607 | u32 dev, rev; | |
608 | ||
9dd0b194 | 609 | orion5x_id(&dev, &rev, &dev_name); |
ebe35aff LB |
610 | printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk); |
611 | ||
612 | orion5x_eth_shared_data.t_clk = orion5x_tclk; | |
d323ade1 | 613 | orion5x_spi_plat_data.tclk = orion5x_tclk; |
ebe35aff LB |
614 | orion5x_uart0_data[0].uartclk = orion5x_tclk; |
615 | orion5x_uart1_data[0].uartclk = orion5x_tclk; | |
c67de5b3 TP |
616 | |
617 | /* | |
618 | * Setup Orion address map | |
619 | */ | |
9dd0b194 | 620 | orion5x_setup_cpu_mbus_bridge(); |
ce72e36e LB |
621 | |
622 | /* | |
623 | * Don't issue "Wait for Interrupt" instruction if we are | |
624 | * running on D0 5281 silicon. | |
625 | */ | |
626 | if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) { | |
627 | printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n"); | |
628 | disable_hlt(); | |
629 | } | |
c67de5b3 | 630 | } |
be73a347 GL |
631 | |
632 | /* | |
633 | * Many orion-based systems have buggy bootloader implementations. | |
634 | * This is a common fixup for bogus memory tags. | |
635 | */ | |
636 | void __init tag_fixup_mem32(struct machine_desc *mdesc, struct tag *t, | |
637 | char **from, struct meminfo *meminfo) | |
638 | { | |
639 | for (; t->hdr.size; t = tag_next(t)) | |
640 | if (t->hdr.tag == ATAG_MEM && | |
641 | (!t->u.mem.size || t->u.mem.size & ~PAGE_MASK || | |
642 | t->u.mem.start & ~PAGE_MASK)) { | |
643 | printk(KERN_WARNING | |
644 | "Clearing invalid memory bank %dKB@0x%08x\n", | |
645 | t->u.mem.size / 1024, t->u.mem.start); | |
646 | t->hdr.tag = 0; | |
647 | } | |
648 | } |