Commit | Line | Data |
---|---|---|
edabd38e SB |
1 | /* |
2 | * arch/arm/mach-dove/common.c | |
3 | * | |
4 | * Core functions for Marvell Dove 88AP510 System On Chip | |
5 | * | |
6 | * This file is licensed under the terms of the GNU General Public | |
7 | * License version 2. This program is licensed "as is" without any | |
8 | * warranty of any kind, whether express or implied. | |
9 | */ | |
10 | ||
2f129bf4 | 11 | #include <linux/clk-provider.h> |
b3af7a1f SH |
12 | #include <linux/dma-mapping.h> |
13 | #include <linux/init.h> | |
81d2ef7c SH |
14 | #include <linux/of.h> |
15 | #include <linux/of_platform.h> | |
b3af7a1f SH |
16 | #include <linux/platform_data/dma-mv_xor.h> |
17 | #include <linux/platform_data/usb-ehci-orion.h> | |
18 | #include <linux/platform_device.h> | |
c5d431e8 | 19 | #include <linux/soc/dove/pmu.h> |
573a652f | 20 | #include <asm/hardware/cache-tauros2.h> |
b3af7a1f | 21 | #include <asm/mach/arch.h> |
edabd38e SB |
22 | #include <asm/mach/map.h> |
23 | #include <asm/mach/time.h> | |
edabd38e | 24 | #include <mach/bridge-regs.h> |
b3af7a1f | 25 | #include <mach/pm.h> |
28a2b450 | 26 | #include <plat/common.h> |
b3af7a1f SH |
27 | #include <plat/irq.h> |
28 | #include <plat/time.h> | |
edabd38e SB |
29 | #include "common.h" |
30 | ||
89a7fbfb TP |
31 | /* These can go away once Dove uses the mvebu-mbus DT binding */ |
32 | #define DOVE_MBUS_PCIE0_MEM_TARGET 0x4 | |
33 | #define DOVE_MBUS_PCIE0_MEM_ATTR 0xe8 | |
34 | #define DOVE_MBUS_PCIE0_IO_TARGET 0x4 | |
35 | #define DOVE_MBUS_PCIE0_IO_ATTR 0xe0 | |
36 | #define DOVE_MBUS_PCIE1_MEM_TARGET 0x8 | |
37 | #define DOVE_MBUS_PCIE1_MEM_ATTR 0xe8 | |
38 | #define DOVE_MBUS_PCIE1_IO_TARGET 0x8 | |
39 | #define DOVE_MBUS_PCIE1_IO_ATTR 0xe0 | |
40 | #define DOVE_MBUS_CESA_TARGET 0x3 | |
41 | #define DOVE_MBUS_CESA_ATTR 0x1 | |
42 | #define DOVE_MBUS_BOOTROM_TARGET 0x1 | |
43 | #define DOVE_MBUS_BOOTROM_ATTR 0xfd | |
44 | #define DOVE_MBUS_SCRATCHPAD_TARGET 0xd | |
45 | #define DOVE_MBUS_SCRATCHPAD_ATTR 0x0 | |
46 | ||
edabd38e SB |
47 | /***************************************************************************** |
48 | * I/O Address Mapping | |
49 | ****************************************************************************/ | |
50 | static struct map_desc dove_io_desc[] __initdata = { | |
51 | { | |
c3c5a281 | 52 | .virtual = (unsigned long) DOVE_SB_REGS_VIRT_BASE, |
edabd38e SB |
53 | .pfn = __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE), |
54 | .length = DOVE_SB_REGS_SIZE, | |
55 | .type = MT_DEVICE, | |
56 | }, { | |
c3c5a281 | 57 | .virtual = (unsigned long) DOVE_NB_REGS_VIRT_BASE, |
edabd38e SB |
58 | .pfn = __phys_to_pfn(DOVE_NB_REGS_PHYS_BASE), |
59 | .length = DOVE_NB_REGS_SIZE, | |
60 | .type = MT_DEVICE, | |
edabd38e SB |
61 | }, |
62 | }; | |
63 | ||
64 | void __init dove_map_io(void) | |
65 | { | |
66 | iotable_init(dove_io_desc, ARRAY_SIZE(dove_io_desc)); | |
67 | } | |
68 | ||
2f129bf4 AL |
69 | /***************************************************************************** |
70 | * CLK tree | |
71 | ****************************************************************************/ | |
5817d10b | 72 | static int dove_tclk; |
52167471 SH |
73 | |
74 | static DEFINE_SPINLOCK(gating_lock); | |
2f129bf4 AL |
75 | static struct clk *tclk; |
76 | ||
52167471 SH |
77 | static struct clk __init *dove_register_gate(const char *name, |
78 | const char *parent, u8 bit_idx) | |
2f129bf4 | 79 | { |
52167471 SH |
80 | return clk_register_gate(NULL, name, parent, 0, |
81 | (void __iomem *)CLOCK_GATING_CONTROL, | |
82 | bit_idx, 0, &gating_lock); | |
83 | } | |
84 | ||
5817d10b | 85 | static void __init dove_clk_init(void) |
2f129bf4 | 86 | { |
52167471 SH |
87 | struct clk *usb0, *usb1, *sata, *pex0, *pex1, *sdio0, *sdio1; |
88 | struct clk *nand, *camera, *i2s0, *i2s1, *crypto, *ac97, *pdma; | |
89 | struct clk *xor0, *xor1, *ge, *gephy; | |
4574b886 | 90 | |
2f129bf4 | 91 | tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT, |
5817d10b | 92 | dove_tclk); |
4574b886 | 93 | |
52167471 SH |
94 | usb0 = dove_register_gate("usb0", "tclk", CLOCK_GATING_BIT_USB0); |
95 | usb1 = dove_register_gate("usb1", "tclk", CLOCK_GATING_BIT_USB1); | |
96 | sata = dove_register_gate("sata", "tclk", CLOCK_GATING_BIT_SATA); | |
97 | pex0 = dove_register_gate("pex0", "tclk", CLOCK_GATING_BIT_PCIE0); | |
98 | pex1 = dove_register_gate("pex1", "tclk", CLOCK_GATING_BIT_PCIE1); | |
99 | sdio0 = dove_register_gate("sdio0", "tclk", CLOCK_GATING_BIT_SDIO0); | |
100 | sdio1 = dove_register_gate("sdio1", "tclk", CLOCK_GATING_BIT_SDIO1); | |
101 | nand = dove_register_gate("nand", "tclk", CLOCK_GATING_BIT_NAND); | |
102 | camera = dove_register_gate("camera", "tclk", CLOCK_GATING_BIT_CAMERA); | |
103 | i2s0 = dove_register_gate("i2s0", "tclk", CLOCK_GATING_BIT_I2S0); | |
104 | i2s1 = dove_register_gate("i2s1", "tclk", CLOCK_GATING_BIT_I2S1); | |
105 | crypto = dove_register_gate("crypto", "tclk", CLOCK_GATING_BIT_CRYPTO); | |
106 | ac97 = dove_register_gate("ac97", "tclk", CLOCK_GATING_BIT_AC97); | |
107 | pdma = dove_register_gate("pdma", "tclk", CLOCK_GATING_BIT_PDMA); | |
108 | xor0 = dove_register_gate("xor0", "tclk", CLOCK_GATING_BIT_XOR0); | |
109 | xor1 = dove_register_gate("xor1", "tclk", CLOCK_GATING_BIT_XOR1); | |
110 | gephy = dove_register_gate("gephy", "tclk", CLOCK_GATING_BIT_GIGA_PHY); | |
111 | ge = dove_register_gate("ge", "gephy", CLOCK_GATING_BIT_GBE); | |
112 | ||
113 | orion_clkdev_add(NULL, "orion_spi.0", tclk); | |
114 | orion_clkdev_add(NULL, "orion_spi.1", tclk); | |
115 | orion_clkdev_add(NULL, "orion_wdt", tclk); | |
116 | orion_clkdev_add(NULL, "mv64xxx_i2c.0", tclk); | |
117 | ||
118 | orion_clkdev_add(NULL, "orion-ehci.0", usb0); | |
119 | orion_clkdev_add(NULL, "orion-ehci.1", usb1); | |
3fbcd3d0 SH |
120 | orion_clkdev_add(NULL, "mv643xx_eth_port.0", ge); |
121 | orion_clkdev_add(NULL, "sata_mv.0", sata); | |
52167471 SH |
122 | orion_clkdev_add("0", "pcie", pex0); |
123 | orion_clkdev_add("1", "pcie", pex1); | |
124 | orion_clkdev_add(NULL, "sdhci-dove.0", sdio0); | |
125 | orion_clkdev_add(NULL, "sdhci-dove.1", sdio1); | |
126 | orion_clkdev_add(NULL, "orion_nand", nand); | |
127 | orion_clkdev_add(NULL, "cafe1000-ccic.0", camera); | |
64ddf1f8 RK |
128 | orion_clkdev_add(NULL, "mvebu-audio.0", i2s0); |
129 | orion_clkdev_add(NULL, "mvebu-audio.1", i2s1); | |
52167471 SH |
130 | orion_clkdev_add(NULL, "mv_crypto", crypto); |
131 | orion_clkdev_add(NULL, "dove-ac97", ac97); | |
132 | orion_clkdev_add(NULL, "dove-pdma", pdma); | |
0dddee7a TP |
133 | orion_clkdev_add(NULL, MV_XOR_NAME ".0", xor0); |
134 | orion_clkdev_add(NULL, MV_XOR_NAME ".1", xor1); | |
2f129bf4 AL |
135 | } |
136 | ||
edabd38e SB |
137 | /***************************************************************************** |
138 | * EHCI0 | |
139 | ****************************************************************************/ | |
edabd38e SB |
140 | void __init dove_ehci0_init(void) |
141 | { | |
72053353 | 142 | orion_ehci_init(DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0, EHCI_PHY_NA); |
edabd38e SB |
143 | } |
144 | ||
145 | /***************************************************************************** | |
146 | * EHCI1 | |
147 | ****************************************************************************/ | |
edabd38e SB |
148 | void __init dove_ehci1_init(void) |
149 | { | |
db33f4de | 150 | orion_ehci_1_init(DOVE_USB1_PHYS_BASE, IRQ_DOVE_USB1); |
edabd38e SB |
151 | } |
152 | ||
153 | /***************************************************************************** | |
154 | * GE00 | |
155 | ****************************************************************************/ | |
edabd38e SB |
156 | void __init dove_ge00_init(struct mv643xx_eth_platform_data *eth_data) |
157 | { | |
30e0f580 | 158 | orion_ge00_init(eth_data, DOVE_GE00_PHYS_BASE, |
58569aee APR |
159 | IRQ_DOVE_GE00_SUM, IRQ_DOVE_GE00_ERR, |
160 | 1600); | |
edabd38e SB |
161 | } |
162 | ||
163 | /***************************************************************************** | |
164 | * SoC RTC | |
165 | ****************************************************************************/ | |
887c206a | 166 | static void __init dove_rtc_init(void) |
edabd38e | 167 | { |
f6eaccb3 | 168 | orion_rtc_init(DOVE_RTC_PHYS_BASE, IRQ_DOVE_RTC); |
edabd38e SB |
169 | } |
170 | ||
171 | /***************************************************************************** | |
172 | * SATA | |
173 | ****************************************************************************/ | |
edabd38e SB |
174 | void __init dove_sata_init(struct mv_sata_platform_data *sata_data) |
175 | { | |
db33f4de | 176 | orion_sata_init(sata_data, DOVE_SATA_PHYS_BASE, IRQ_DOVE_SATA); |
9e613f8a | 177 | |
edabd38e SB |
178 | } |
179 | ||
180 | /***************************************************************************** | |
181 | * UART0 | |
182 | ****************************************************************************/ | |
edabd38e SB |
183 | void __init dove_uart0_init(void) |
184 | { | |
28a2b450 | 185 | orion_uart0_init(DOVE_UART0_VIRT_BASE, DOVE_UART0_PHYS_BASE, |
74c33576 | 186 | IRQ_DOVE_UART_0, tclk); |
edabd38e SB |
187 | } |
188 | ||
189 | /***************************************************************************** | |
190 | * UART1 | |
191 | ****************************************************************************/ | |
edabd38e SB |
192 | void __init dove_uart1_init(void) |
193 | { | |
28a2b450 | 194 | orion_uart1_init(DOVE_UART1_VIRT_BASE, DOVE_UART1_PHYS_BASE, |
74c33576 | 195 | IRQ_DOVE_UART_1, tclk); |
edabd38e SB |
196 | } |
197 | ||
198 | /***************************************************************************** | |
199 | * UART2 | |
200 | ****************************************************************************/ | |
edabd38e SB |
201 | void __init dove_uart2_init(void) |
202 | { | |
28a2b450 | 203 | orion_uart2_init(DOVE_UART2_VIRT_BASE, DOVE_UART2_PHYS_BASE, |
74c33576 | 204 | IRQ_DOVE_UART_2, tclk); |
edabd38e SB |
205 | } |
206 | ||
207 | /***************************************************************************** | |
208 | * UART3 | |
209 | ****************************************************************************/ | |
edabd38e SB |
210 | void __init dove_uart3_init(void) |
211 | { | |
28a2b450 | 212 | orion_uart3_init(DOVE_UART3_VIRT_BASE, DOVE_UART3_PHYS_BASE, |
74c33576 | 213 | IRQ_DOVE_UART_3, tclk); |
edabd38e SB |
214 | } |
215 | ||
216 | /***************************************************************************** | |
980f9f60 | 217 | * SPI |
edabd38e | 218 | ****************************************************************************/ |
edabd38e SB |
219 | void __init dove_spi0_init(void) |
220 | { | |
4574b886 | 221 | orion_spi_init(DOVE_SPI0_PHYS_BASE); |
edabd38e SB |
222 | } |
223 | ||
edabd38e SB |
224 | void __init dove_spi1_init(void) |
225 | { | |
4574b886 | 226 | orion_spi_1_init(DOVE_SPI1_PHYS_BASE); |
edabd38e SB |
227 | } |
228 | ||
229 | /***************************************************************************** | |
230 | * I2C | |
231 | ****************************************************************************/ | |
edabd38e SB |
232 | void __init dove_i2c_init(void) |
233 | { | |
aac7ffa3 | 234 | orion_i2c_init(DOVE_I2C_PHYS_BASE, IRQ_DOVE_I2C, 10); |
edabd38e SB |
235 | } |
236 | ||
237 | /***************************************************************************** | |
238 | * Time handling | |
239 | ****************************************************************************/ | |
4ee1f6b5 LB |
240 | void __init dove_init_early(void) |
241 | { | |
242 | orion_time_set_base(TIMER_VIRT_BASE); | |
7d554902 TP |
243 | mvebu_mbus_init("marvell,dove-mbus", |
244 | BRIDGE_WINS_BASE, BRIDGE_WINS_SZ, | |
245 | DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ); | |
4ee1f6b5 LB |
246 | } |
247 | ||
5817d10b | 248 | static int __init dove_find_tclk(void) |
edabd38e | 249 | { |
edabd38e SB |
250 | return 166666667; |
251 | } | |
252 | ||
6bb27d73 | 253 | void __init dove_timer_init(void) |
edabd38e | 254 | { |
5817d10b | 255 | dove_tclk = dove_find_tclk(); |
4ee1f6b5 | 256 | orion_time_init(BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR, |
5817d10b | 257 | IRQ_DOVE_BRIDGE, dove_tclk); |
edabd38e SB |
258 | } |
259 | ||
edabd38e SB |
260 | /***************************************************************************** |
261 | * XOR 0 | |
262 | ****************************************************************************/ | |
887c206a | 263 | static void __init dove_xor0_init(void) |
edabd38e | 264 | { |
db33f4de | 265 | orion_xor0_init(DOVE_XOR0_PHYS_BASE, DOVE_XOR0_HIGH_PHYS_BASE, |
ee962723 | 266 | IRQ_DOVE_XOR_00, IRQ_DOVE_XOR_01); |
edabd38e SB |
267 | } |
268 | ||
269 | /***************************************************************************** | |
270 | * XOR 1 | |
271 | ****************************************************************************/ | |
887c206a | 272 | static void __init dove_xor1_init(void) |
edabd38e | 273 | { |
ee962723 AL |
274 | orion_xor1_init(DOVE_XOR1_PHYS_BASE, DOVE_XOR1_HIGH_PHYS_BASE, |
275 | IRQ_DOVE_XOR_10, IRQ_DOVE_XOR_11); | |
edabd38e SB |
276 | } |
277 | ||
16bc90af SB |
278 | /***************************************************************************** |
279 | * SDIO | |
280 | ****************************************************************************/ | |
281 | static u64 sdio_dmamask = DMA_BIT_MASK(32); | |
282 | ||
283 | static struct resource dove_sdio0_resources[] = { | |
284 | { | |
285 | .start = DOVE_SDIO0_PHYS_BASE, | |
286 | .end = DOVE_SDIO0_PHYS_BASE + 0xff, | |
287 | .flags = IORESOURCE_MEM, | |
288 | }, { | |
289 | .start = IRQ_DOVE_SDIO0, | |
290 | .end = IRQ_DOVE_SDIO0, | |
291 | .flags = IORESOURCE_IRQ, | |
292 | }, | |
293 | }; | |
294 | ||
295 | static struct platform_device dove_sdio0 = { | |
930e2fe7 | 296 | .name = "sdhci-dove", |
16bc90af SB |
297 | .id = 0, |
298 | .dev = { | |
299 | .dma_mask = &sdio_dmamask, | |
300 | .coherent_dma_mask = DMA_BIT_MASK(32), | |
301 | }, | |
302 | .resource = dove_sdio0_resources, | |
303 | .num_resources = ARRAY_SIZE(dove_sdio0_resources), | |
304 | }; | |
305 | ||
306 | void __init dove_sdio0_init(void) | |
307 | { | |
308 | platform_device_register(&dove_sdio0); | |
309 | } | |
310 | ||
311 | static struct resource dove_sdio1_resources[] = { | |
312 | { | |
313 | .start = DOVE_SDIO1_PHYS_BASE, | |
314 | .end = DOVE_SDIO1_PHYS_BASE + 0xff, | |
315 | .flags = IORESOURCE_MEM, | |
316 | }, { | |
317 | .start = IRQ_DOVE_SDIO1, | |
318 | .end = IRQ_DOVE_SDIO1, | |
319 | .flags = IORESOURCE_IRQ, | |
320 | }, | |
321 | }; | |
322 | ||
323 | static struct platform_device dove_sdio1 = { | |
930e2fe7 | 324 | .name = "sdhci-dove", |
16bc90af SB |
325 | .id = 1, |
326 | .dev = { | |
327 | .dma_mask = &sdio_dmamask, | |
328 | .coherent_dma_mask = DMA_BIT_MASK(32), | |
329 | }, | |
330 | .resource = dove_sdio1_resources, | |
331 | .num_resources = ARRAY_SIZE(dove_sdio1_resources), | |
332 | }; | |
333 | ||
334 | void __init dove_sdio1_init(void) | |
335 | { | |
336 | platform_device_register(&dove_sdio1); | |
337 | } | |
338 | ||
7d554902 TP |
339 | void __init dove_setup_cpu_wins(void) |
340 | { | |
341 | /* | |
342 | * The PCIe windows will no longer be statically allocated | |
89a7fbfb TP |
343 | * here once Dove is migrated to the pci-mvebu driver. The |
344 | * non-PCIe windows will no longer be created here once Dove | |
345 | * fully moves to DT. | |
7d554902 | 346 | */ |
89a7fbfb TP |
347 | mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE0_IO_TARGET, |
348 | DOVE_MBUS_PCIE0_IO_ATTR, | |
7d554902 TP |
349 | DOVE_PCIE0_IO_PHYS_BASE, |
350 | DOVE_PCIE0_IO_SIZE, | |
89a7fbfb TP |
351 | DOVE_PCIE0_IO_BUS_BASE); |
352 | mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE1_IO_TARGET, | |
353 | DOVE_MBUS_PCIE1_IO_ATTR, | |
7d554902 TP |
354 | DOVE_PCIE1_IO_PHYS_BASE, |
355 | DOVE_PCIE1_IO_SIZE, | |
89a7fbfb TP |
356 | DOVE_PCIE1_IO_BUS_BASE); |
357 | mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE0_MEM_TARGET, | |
358 | DOVE_MBUS_PCIE0_MEM_ATTR, | |
359 | DOVE_PCIE0_MEM_PHYS_BASE, | |
360 | DOVE_PCIE0_MEM_SIZE); | |
361 | mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE1_MEM_TARGET, | |
362 | DOVE_MBUS_PCIE1_MEM_ATTR, | |
363 | DOVE_PCIE1_MEM_PHYS_BASE, | |
364 | DOVE_PCIE1_MEM_SIZE); | |
365 | mvebu_mbus_add_window_by_id(DOVE_MBUS_CESA_TARGET, | |
366 | DOVE_MBUS_CESA_ATTR, | |
367 | DOVE_CESA_PHYS_BASE, | |
368 | DOVE_CESA_SIZE); | |
369 | mvebu_mbus_add_window_by_id(DOVE_MBUS_BOOTROM_TARGET, | |
370 | DOVE_MBUS_BOOTROM_ATTR, | |
371 | DOVE_BOOTROM_PHYS_BASE, | |
372 | DOVE_BOOTROM_SIZE); | |
373 | mvebu_mbus_add_window_by_id(DOVE_MBUS_SCRATCHPAD_TARGET, | |
374 | DOVE_MBUS_SCRATCHPAD_ATTR, | |
375 | DOVE_SCRATCHPAD_PHYS_BASE, | |
376 | DOVE_SCRATCHPAD_SIZE); | |
7d554902 TP |
377 | } |
378 | ||
06f3008a AB |
379 | static struct resource orion_wdt_resource[] = { |
380 | DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x04), | |
381 | DEFINE_RES_MEM(RSTOUTn_MASK_PHYS, 0x04), | |
382 | }; | |
383 | ||
384 | static struct platform_device orion_wdt_device = { | |
385 | .name = "orion_wdt", | |
386 | .id = -1, | |
387 | .num_resources = ARRAY_SIZE(orion_wdt_resource), | |
388 | .resource = orion_wdt_resource, | |
389 | }; | |
390 | ||
391 | static void __init __maybe_unused orion_wdt_init(void) | |
392 | { | |
393 | platform_device_register(&orion_wdt_device); | |
394 | } | |
395 | ||
c5d431e8 RK |
396 | static const struct dove_pmu_domain_initdata pmu_domains[] __initconst = { |
397 | { | |
398 | .pwr_mask = PMU_PWR_VPU_PWR_DWN_MASK, | |
399 | .rst_mask = PMU_SW_RST_VIDEO_MASK, | |
400 | .iso_mask = PMU_ISO_VIDEO_MASK, | |
401 | .name = "vpu-domain", | |
402 | }, { | |
403 | .pwr_mask = PMU_PWR_GPU_PWR_DWN_MASK, | |
404 | .rst_mask = PMU_SW_RST_GPU_MASK, | |
405 | .iso_mask = PMU_ISO_GPU_MASK, | |
406 | .name = "gpu-domain", | |
407 | }, { | |
408 | /* sentinel */ | |
409 | }, | |
410 | }; | |
411 | ||
412 | static const struct dove_pmu_initdata pmu_data __initconst = { | |
413 | .pmc_base = DOVE_PMU_VIRT_BASE, | |
414 | .pmu_base = DOVE_PMU_VIRT_BASE + 0x8000, | |
415 | .irq = IRQ_DOVE_PMU, | |
416 | .irq_domain_start = IRQ_DOVE_PMU_START, | |
417 | .domains = pmu_domains, | |
418 | }; | |
419 | ||
edabd38e SB |
420 | void __init dove_init(void) |
421 | { | |
5817d10b SH |
422 | pr_info("Dove 88AP510 SoC, TCLK = %d MHz.\n", |
423 | (dove_tclk + 499999) / 1000000); | |
edabd38e | 424 | |
573a652f | 425 | #ifdef CONFIG_CACHE_TAUROS2 |
5cc58157 | 426 | tauros2_init(0); |
573a652f | 427 | #endif |
7d554902 | 428 | dove_setup_cpu_wins(); |
edabd38e | 429 | |
2f129bf4 | 430 | /* Setup root of clk tree */ |
5817d10b | 431 | dove_clk_init(); |
2f129bf4 | 432 | |
edabd38e | 433 | /* internal devices that every board has */ |
c5d431e8 | 434 | dove_init_pmu_legacy(&pmu_data); |
edabd38e SB |
435 | dove_rtc_init(); |
436 | dove_xor0_init(); | |
437 | dove_xor1_init(); | |
438 | } | |
6ca6ff97 | 439 | |
7b6d864b | 440 | void dove_restart(enum reboot_mode mode, const char *cmd) |
6ca6ff97 RK |
441 | { |
442 | /* | |
443 | * Enable soft reset to assert RSTOUTn. | |
444 | */ | |
445 | writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); | |
446 | ||
447 | /* | |
448 | * Assert soft reset. | |
449 | */ | |
450 | writel(SOFT_RESET, SYSTEM_SOFT_RESET); | |
451 | ||
452 | while (1) | |
453 | ; | |
454 | } |