Commit | Line | Data |
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5283ecb5 PM |
1 | /* |
2 | * arch/sh/boards/renesas/r7780rp/setup.c | |
3 | * | |
32351a28 PM |
4 | * Renesas Solutions Highlander Support. |
5 | * | |
5283ecb5 | 6 | * Copyright (C) 2002 Atom Create Engineering Co., Ltd. |
c2933965 | 7 | * Copyright (C) 2005 - 2008 Paul Mundt |
5283ecb5 | 8 | * |
32351a28 PM |
9 | * This contains support for the R7780RP-1, R7780MP, and R7785RP |
10 | * Highlander modules. | |
5283ecb5 PM |
11 | * |
12 | * This file is subject to the terms and conditions of the GNU General Public | |
13 | * License. See the file "COPYING" in the main directory of this archive | |
14 | * for more details. | |
15 | */ | |
16 | #include <linux/init.h> | |
17 | #include <linux/platform_device.h> | |
0a87e3e9 | 18 | #include <linux/ata_platform.h> |
b5751e2e | 19 | #include <linux/types.h> |
15ba400e | 20 | #include <linux/mtd/physmap.h> |
c2933965 | 21 | #include <linux/i2c.h> |
604437f0 | 22 | #include <linux/irq.h> |
6239b20d YS |
23 | #include <linux/interrupt.h> |
24 | #include <linux/usb/r8a66597.h> | |
2c59b0b7 | 25 | #include <linux/usb/m66592.h> |
c6f93a34 | 26 | #include <net/ax88796.h> |
5283ecb5 | 27 | #include <asm/machvec.h> |
7639a454 | 28 | #include <mach/highlander.h> |
5283ecb5 | 29 | #include <asm/clock.h> |
8786c952 | 30 | #include <asm/heartbeat.h> |
5283ecb5 | 31 | #include <asm/io.h> |
c1a34e4c | 32 | #include <asm/io_trapped.h> |
5283ecb5 | 33 | |
6239b20d YS |
34 | static struct r8a66597_platdata r8a66597_data = { |
35 | .xtal = R8A66597_PLATDATA_XTAL_12MHZ, | |
36 | .vif = 1, | |
37 | }; | |
38 | ||
e6c972f2 YS |
39 | static struct resource r8a66597_usb_host_resources[] = { |
40 | [0] = { | |
e6c972f2 YS |
41 | .start = 0xA4200000, |
42 | .end = 0xA42000FF, | |
43 | .flags = IORESOURCE_MEM, | |
44 | }, | |
45 | [1] = { | |
897cfcd8 MD |
46 | .start = IRQ_EXT1, /* irq number */ |
47 | .end = IRQ_EXT1, | |
6239b20d | 48 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, |
e6c972f2 YS |
49 | }, |
50 | }; | |
51 | ||
52 | static struct platform_device r8a66597_usb_host_device = { | |
53 | .name = "r8a66597_hcd", | |
54 | .id = -1, | |
55 | .dev = { | |
56 | .dma_mask = NULL, /* don't use dma */ | |
57 | .coherent_dma_mask = 0xffffffff, | |
6239b20d | 58 | .platform_data = &r8a66597_data, |
e6c972f2 YS |
59 | }, |
60 | .num_resources = ARRAY_SIZE(r8a66597_usb_host_resources), | |
61 | .resource = r8a66597_usb_host_resources, | |
62 | }; | |
63 | ||
2c59b0b7 MD |
64 | static struct m66592_platdata usbf_platdata = { |
65 | .xtal = M66592_PLATDATA_XTAL_24MHZ, | |
66 | .vif = 1, | |
67 | }; | |
68 | ||
e6c972f2 YS |
69 | static struct resource m66592_usb_peripheral_resources[] = { |
70 | [0] = { | |
71 | .name = "m66592_udc", | |
72 | .start = 0xb0000000, | |
73 | .end = 0xb00000FF, | |
74 | .flags = IORESOURCE_MEM, | |
75 | }, | |
76 | [1] = { | |
77 | .name = "m66592_udc", | |
897cfcd8 MD |
78 | .start = IRQ_EXT4, /* irq number */ |
79 | .end = IRQ_EXT4, | |
e6c972f2 YS |
80 | .flags = IORESOURCE_IRQ, |
81 | }, | |
82 | }; | |
83 | ||
84 | static struct platform_device m66592_usb_peripheral_device = { | |
85 | .name = "m66592_udc", | |
86 | .id = -1, | |
87 | .dev = { | |
88 | .dma_mask = NULL, /* don't use dma */ | |
89 | .coherent_dma_mask = 0xffffffff, | |
2c59b0b7 | 90 | .platform_data = &usbf_platdata, |
e6c972f2 YS |
91 | }, |
92 | .num_resources = ARRAY_SIZE(m66592_usb_peripheral_resources), | |
93 | .resource = m66592_usb_peripheral_resources, | |
94 | }; | |
95 | ||
0c020e3d PM |
96 | static struct resource cf_ide_resources[] = { |
97 | [0] = { | |
71074d3a PM |
98 | .start = PA_AREA5_IO + 0x1000, |
99 | .end = PA_AREA5_IO + 0x1000 + 0x08 - 1, | |
100 | .flags = IORESOURCE_MEM, | |
0c020e3d PM |
101 | }, |
102 | [1] = { | |
71074d3a PM |
103 | .start = PA_AREA5_IO + 0x80c, |
104 | .end = PA_AREA5_IO + 0x80c + 0x16 - 1, | |
105 | .flags = IORESOURCE_MEM, | |
0c020e3d PM |
106 | }, |
107 | [2] = { | |
897cfcd8 | 108 | .start = IRQ_CF, |
0c020e3d PM |
109 | .flags = IORESOURCE_IRQ, |
110 | }, | |
111 | }; | |
112 | ||
71074d3a PM |
113 | static struct pata_platform_info pata_info = { |
114 | .ioport_shift = 1, | |
115 | }; | |
116 | ||
0c020e3d PM |
117 | static struct platform_device cf_ide_device = { |
118 | .name = "pata_platform", | |
119 | .id = -1, | |
120 | .num_resources = ARRAY_SIZE(cf_ide_resources), | |
121 | .resource = cf_ide_resources, | |
71074d3a PM |
122 | .dev = { |
123 | .platform_data = &pata_info, | |
124 | }, | |
0c020e3d PM |
125 | }; |
126 | ||
3b4d9539 PM |
127 | static struct resource heartbeat_resources[] = { |
128 | [0] = { | |
129 | .start = PA_OBLED, | |
a1fd306b | 130 | .end = PA_OBLED, |
3b4d9539 PM |
131 | .flags = IORESOURCE_MEM, |
132 | }, | |
133 | }; | |
134 | ||
8786c952 PM |
135 | #ifndef CONFIG_SH_R7785RP |
136 | static unsigned char heartbeat_bit_pos[] = { 2, 1, 0, 3, 6, 5, 4, 7 }; | |
137 | ||
138 | static struct heartbeat_data heartbeat_data = { | |
139 | .bit_pos = heartbeat_bit_pos, | |
140 | .nr_bits = ARRAY_SIZE(heartbeat_bit_pos), | |
141 | }; | |
142 | #endif | |
143 | ||
3b4d9539 PM |
144 | static struct platform_device heartbeat_device = { |
145 | .name = "heartbeat", | |
146 | .id = -1, | |
32351a28 PM |
147 | |
148 | /* R7785RP has a slightly more sensible FPGA.. */ | |
149 | #ifndef CONFIG_SH_R7785RP | |
3b4d9539 | 150 | .dev = { |
a1fd306b | 151 | .platform_data = &heartbeat_data, |
3b4d9539 | 152 | }, |
32351a28 | 153 | #endif |
3b4d9539 PM |
154 | .num_resources = ARRAY_SIZE(heartbeat_resources), |
155 | .resource = heartbeat_resources, | |
156 | }; | |
157 | ||
c6f93a34 MD |
158 | static struct ax_plat_data ax88796_platdata = { |
159 | .flags = AXFLG_HAS_93CX6, | |
160 | .wordlength = 2, | |
161 | .dcr_val = 0x1, | |
162 | .rcr_val = 0x40, | |
163 | }; | |
164 | ||
165 | static struct resource ax88796_resources[] = { | |
166 | { | |
167 | #ifdef CONFIG_SH_R7780RP | |
168 | .start = 0xa5800400, | |
169 | .end = 0xa5800400 + (0x20 * 0x2) - 1, | |
170 | #else | |
171 | .start = 0xa4100400, | |
172 | .end = 0xa4100400 + (0x20 * 0x2) - 1, | |
173 | #endif | |
174 | .flags = IORESOURCE_MEM, | |
175 | }, | |
176 | { | |
177 | .start = IRQ_AX88796, | |
178 | .end = IRQ_AX88796, | |
179 | .flags = IORESOURCE_IRQ, | |
180 | }, | |
181 | }; | |
182 | ||
183 | static struct platform_device ax88796_device = { | |
184 | .name = "ax88796", | |
185 | .id = 0, | |
186 | ||
187 | .dev = { | |
188 | .platform_data = &ax88796_platdata, | |
189 | }, | |
190 | ||
191 | .num_resources = ARRAY_SIZE(ax88796_resources), | |
192 | .resource = ax88796_resources, | |
193 | }; | |
194 | ||
15ba400e NI |
195 | static struct mtd_partition nor_flash_partitions[] = { |
196 | { | |
197 | .name = "loader", | |
198 | .offset = 0x00000000, | |
199 | .size = 512 * 1024, | |
200 | }, | |
201 | { | |
202 | .name = "bootenv", | |
203 | .offset = MTDPART_OFS_APPEND, | |
204 | .size = 512 * 1024, | |
205 | }, | |
206 | { | |
207 | .name = "kernel", | |
208 | .offset = MTDPART_OFS_APPEND, | |
209 | .size = 4 * 1024 * 1024, | |
210 | }, | |
211 | { | |
212 | .name = "data", | |
213 | .offset = MTDPART_OFS_APPEND, | |
214 | .size = MTDPART_SIZ_FULL, | |
215 | }, | |
216 | }; | |
217 | ||
218 | static struct physmap_flash_data nor_flash_data = { | |
219 | .width = 4, | |
220 | .parts = nor_flash_partitions, | |
221 | .nr_parts = ARRAY_SIZE(nor_flash_partitions), | |
222 | }; | |
223 | ||
224 | /* This config is flash board for mass production. */ | |
225 | static struct resource nor_flash_resources[] = { | |
226 | [0] = { | |
227 | .start = PA_NORFLASH_ADDR, | |
228 | .end = PA_NORFLASH_ADDR + PA_NORFLASH_SIZE - 1, | |
229 | .flags = IORESOURCE_MEM, | |
230 | } | |
231 | }; | |
232 | ||
233 | static struct platform_device nor_flash_device = { | |
234 | .name = "physmap-flash", | |
235 | .dev = { | |
236 | .platform_data = &nor_flash_data, | |
237 | }, | |
238 | .num_resources = ARRAY_SIZE(nor_flash_resources), | |
239 | .resource = nor_flash_resources, | |
240 | }; | |
241 | ||
c2933965 PM |
242 | static struct resource smbus_resources[] = { |
243 | [0] = { | |
244 | .start = PA_SMCR, | |
245 | .end = PA_SMCR + 0x100 - 1, | |
246 | .flags = IORESOURCE_MEM, | |
247 | }, | |
248 | [1] = { | |
249 | .start = IRQ_SMBUS, | |
250 | .end = IRQ_SMBUS, | |
251 | .flags = IORESOURCE_IRQ, | |
252 | }, | |
253 | }; | |
254 | ||
255 | static struct platform_device smbus_device = { | |
256 | .name = "i2c-highlander", | |
257 | .id = 0, | |
258 | .num_resources = ARRAY_SIZE(smbus_resources), | |
259 | .resource = smbus_resources, | |
260 | }; | |
261 | ||
262 | static struct i2c_board_info __initdata highlander_i2c_devices[] = { | |
263 | { | |
3760f736 | 264 | I2C_BOARD_INFO("r2025sd", 0x32), |
c2933965 PM |
265 | }, |
266 | }; | |
c6f93a34 | 267 | |
5283ecb5 | 268 | static struct platform_device *r7780rp_devices[] __initdata = { |
e6c972f2 YS |
269 | &r8a66597_usb_host_device, |
270 | &m66592_usb_peripheral_device, | |
3b4d9539 | 271 | &heartbeat_device, |
c2933965 | 272 | &smbus_device, |
15ba400e | 273 | &nor_flash_device, |
da2d7f4b | 274 | #ifndef CONFIG_SH_R7780RP |
c6f93a34 | 275 | &ax88796_device, |
da2d7f4b | 276 | #endif |
5283ecb5 PM |
277 | }; |
278 | ||
c1a34e4c MD |
279 | /* |
280 | * The CF is connected using a 16-bit bus where 8-bit operations are | |
281 | * unsupported. The linux ata driver is however using 8-bit operations, so | |
282 | * insert a trapped io filter to convert 8-bit operations into 16-bit. | |
283 | */ | |
284 | static struct trapped_io cf_trapped_io = { | |
285 | .resource = cf_ide_resources, | |
286 | .num_resources = 2, | |
287 | .minimum_bus_width = 16, | |
288 | }; | |
289 | ||
5283ecb5 PM |
290 | static int __init r7780rp_devices_setup(void) |
291 | { | |
c2933965 PM |
292 | int ret = 0; |
293 | ||
c1a34e4c MD |
294 | #ifndef CONFIG_SH_R7780RP |
295 | if (register_trapped_io(&cf_trapped_io) == 0) | |
c2933965 | 296 | ret |= platform_device_register(&cf_ide_device); |
c1a34e4c | 297 | #endif |
c2933965 PM |
298 | |
299 | ret |= platform_add_devices(r7780rp_devices, | |
5283ecb5 | 300 | ARRAY_SIZE(r7780rp_devices)); |
c2933965 PM |
301 | |
302 | ret |= i2c_register_board_info(0, highlander_i2c_devices, | |
303 | ARRAY_SIZE(highlander_i2c_devices)); | |
304 | ||
305 | return ret; | |
5283ecb5 | 306 | } |
32351a28 | 307 | device_initcall(r7780rp_devices_setup); |
5283ecb5 PM |
308 | |
309 | /* | |
310 | * Platform specific clocks | |
311 | */ | |
39f4490c | 312 | static int ivdr_clk_enable(struct clk *clk) |
5283ecb5 | 313 | { |
39374aad | 314 | ctrl_outw(ctrl_inw(PA_IVDRCTL) | (1 << IVDR_CK_ON), PA_IVDRCTL); |
39f4490c | 315 | return 0; |
5283ecb5 PM |
316 | } |
317 | ||
318 | static void ivdr_clk_disable(struct clk *clk) | |
319 | { | |
39374aad | 320 | ctrl_outw(ctrl_inw(PA_IVDRCTL) & ~(1 << IVDR_CK_ON), PA_IVDRCTL); |
5283ecb5 PM |
321 | } |
322 | ||
323 | static struct clk_ops ivdr_clk_ops = { | |
324 | .enable = ivdr_clk_enable, | |
325 | .disable = ivdr_clk_disable, | |
326 | }; | |
327 | ||
328 | static struct clk ivdr_clk = { | |
329 | .name = "ivdr_clk", | |
330 | .ops = &ivdr_clk_ops, | |
331 | }; | |
332 | ||
333 | static struct clk *r7780rp_clocks[] = { | |
334 | &ivdr_clk, | |
335 | }; | |
336 | ||
5283ecb5 PM |
337 | static void r7780rp_power_off(void) |
338 | { | |
32351a28 PM |
339 | if (mach_is_r7780mp() || mach_is_r7785rp()) |
340 | ctrl_outw(0x0001, PA_POFF); | |
5283ecb5 PM |
341 | } |
342 | ||
343 | /* | |
344 | * Initialize the board | |
345 | */ | |
32351a28 | 346 | static void __init highlander_setup(char **cmdline_p) |
5283ecb5 PM |
347 | { |
348 | u16 ver = ctrl_inw(PA_VERREG); | |
349 | int i; | |
350 | ||
32351a28 PM |
351 | printk(KERN_INFO "Renesas Solutions Highlander %s support.\n", |
352 | mach_is_r7780rp() ? "R7780RP-1" : | |
353 | mach_is_r7780mp() ? "R7780MP" : | |
354 | "R7785RP"); | |
5283ecb5 PM |
355 | |
356 | printk(KERN_INFO "Board version: %d (revision %d), " | |
357 | "FPGA version: %d (revision %d)\n", | |
358 | (ver >> 12) & 0xf, (ver >> 8) & 0xf, | |
359 | (ver >> 4) & 0xf, ver & 0xf); | |
360 | ||
61dc6eae PM |
361 | highlander_plat_pinmux_setup(); |
362 | ||
5283ecb5 PM |
363 | /* |
364 | * Enable the important clocks right away.. | |
365 | */ | |
366 | for (i = 0; i < ARRAY_SIZE(r7780rp_clocks); i++) { | |
367 | struct clk *clk = r7780rp_clocks[i]; | |
368 | ||
369 | clk_register(clk); | |
370 | clk_enable(clk); | |
371 | } | |
372 | ||
373 | ctrl_outw(0x0000, PA_OBLED); /* Clear LED. */ | |
32351a28 PM |
374 | |
375 | if (mach_is_r7780rp()) | |
376 | ctrl_outw(0x0001, PA_SDPOW); /* SD Power ON */ | |
377 | ||
2c081e71 | 378 | ctrl_outw(ctrl_inw(PA_IVDRCTL) | 0x01, PA_IVDRCTL); /* Si13112 */ |
5283ecb5 PM |
379 | |
380 | pm_power_off = r7780rp_power_off; | |
381 | } | |
2c7834a6 | 382 | |
897cfcd8 MD |
383 | static unsigned char irl2irq[HL_NR_IRL]; |
384 | ||
ae8a5348 | 385 | static int highlander_irq_demux(int irq) |
897cfcd8 MD |
386 | { |
387 | if (irq >= HL_NR_IRL || !irl2irq[irq]) | |
388 | return irq; | |
389 | ||
390 | return irl2irq[irq]; | |
391 | } | |
392 | ||
ae8a5348 | 393 | static void __init highlander_init_irq(void) |
897cfcd8 | 394 | { |
ae8a5348 | 395 | unsigned char *ucp = highlander_plat_irq_setup(); |
897cfcd8 MD |
396 | |
397 | if (ucp) { | |
398 | plat_irq_setup_pins(IRQ_MODE_IRL3210); | |
399 | memcpy(irl2irq, ucp, HL_NR_IRL); | |
400 | } | |
401 | } | |
402 | ||
2c7834a6 PM |
403 | /* |
404 | * The Machine Vector | |
405 | */ | |
82f81f47 | 406 | static struct sh_machine_vector mv_highlander __initmv = { |
32351a28 | 407 | .mv_name = "Highlander", |
32351a28 PM |
408 | .mv_setup = highlander_setup, |
409 | .mv_init_irq = highlander_init_irq, | |
897cfcd8 | 410 | .mv_irq_demux = highlander_irq_demux, |
2c7834a6 | 411 | }; |