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1/*
2 * Renesas System Solutions Asia Pte. Ltd - Migo-R
3 *
4 * Copyright (C) 2008 Magnus Damm
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10#include <linux/init.h>
11#include <linux/platform_device.h>
12#include <linux/interrupt.h>
92cfeb61 13#include <linux/input.h>
b8808786 14#include <linux/mtd/physmap.h>
3c803a9a 15#include <linux/mtd/nand.h>
0c6111ec 16#include <linux/i2c.h>
8a3ee0fc 17#include <linux/smc91x.h>
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18#include <linux/delay.h>
19#include <linux/clk.h>
91b6f3c5 20#include <linux/gpio.h>
1765534c 21#include <media/sh_mobile_ceu.h>
ff04ea40 22#include <media/ov772x.h>
deae7b86 23#include <media/tw9910.h>
225c9a8d 24#include <video/sh_mobile_lcdc.h>
6c7d826c 25#include <asm/clock.h>
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26#include <asm/machvec.h>
27#include <asm/io.h>
92cfeb61 28#include <asm/sh_keysc.h>
7639a454 29#include <mach/migor.h>
f7275650 30#include <cpu/sh7722.h>
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31
32/* Address IRQ Size Bus Description
33 * 0x00000000 64MB 16 NOR Flash (SP29PL256N)
34 * 0x0c000000 64MB 64 SDRAM (2xK4M563233G)
35 * 0x10000000 IRQ0 16 Ethernet (SMC91C111)
36 * 0x14000000 IRQ4 16 USB 2.0 Host Controller (M66596)
37 * 0x18000000 8GB 8 NAND Flash (K9K8G08U0A)
38 */
39
8a3ee0fc 40static struct smc91x_platdata smc91x_info = {
a30c89ad 41 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
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42};
43
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44static struct resource smc91x_eth_resources[] = {
45 [0] = {
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46 .name = "SMC91C111" ,
47 .start = 0x10000300,
48 .end = 0x1000030f,
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49 .flags = IORESOURCE_MEM,
50 },
51 [1] = {
52 .start = 32, /* IRQ0 */
d280eadc 53 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
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54 },
55};
56
57static struct platform_device smc91x_eth_device = {
58 .name = "smc91x",
59 .num_resources = ARRAY_SIZE(smc91x_eth_resources),
60 .resource = smc91x_eth_resources,
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61 .dev = {
62 .platform_data = &smc91x_info,
63 },
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64};
65
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66static struct sh_keysc_info sh_keysc_info = {
67 .mode = SH_KEYSC_MODE_2, /* KEYOUT0->4, KEYIN1->5 */
68 .scan_timing = 3,
69 .delay = 5,
70 .keycodes = {
71 0, KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, KEY_ENTER,
72 0, KEY_F, KEY_C, KEY_D, KEY_H, KEY_1,
73 0, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6,
74 0, KEY_7, KEY_8, KEY_9, KEY_S, KEY_0,
75 0, KEY_P, KEY_STOP, KEY_REWIND, KEY_PLAY, KEY_FASTFORWARD,
76 },
77};
78
79static struct resource sh_keysc_resources[] = {
80 [0] = {
81 .start = 0x044b0000,
82 .end = 0x044b000f,
83 .flags = IORESOURCE_MEM,
84 },
85 [1] = {
86 .start = 79,
87 .flags = IORESOURCE_IRQ,
88 },
89};
90
91static struct platform_device sh_keysc_device = {
92 .name = "sh_keysc",
090d951b 93 .id = 0, /* "keysc0" clock */
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94 .num_resources = ARRAY_SIZE(sh_keysc_resources),
95 .resource = sh_keysc_resources,
96 .dev = {
97 .platform_data = &sh_keysc_info,
98 },
99};
100
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101static struct mtd_partition migor_nor_flash_partitions[] =
102{
103 {
104 .name = "uboot",
105 .offset = 0,
106 .size = (1 * 1024 * 1024),
107 .mask_flags = MTD_WRITEABLE, /* Read-only */
108 },
109 {
110 .name = "rootfs",
111 .offset = MTDPART_OFS_APPEND,
112 .size = (15 * 1024 * 1024),
113 },
114 {
115 .name = "other",
116 .offset = MTDPART_OFS_APPEND,
117 .size = MTDPART_SIZ_FULL,
118 },
119};
120
121static struct physmap_flash_data migor_nor_flash_data = {
122 .width = 2,
123 .parts = migor_nor_flash_partitions,
124 .nr_parts = ARRAY_SIZE(migor_nor_flash_partitions),
125};
126
127static struct resource migor_nor_flash_resources[] = {
128 [0] = {
129 .name = "NOR Flash",
130 .start = 0x00000000,
131 .end = 0x03ffffff,
132 .flags = IORESOURCE_MEM,
133 }
134};
135
136static struct platform_device migor_nor_flash_device = {
137 .name = "physmap-flash",
138 .resource = migor_nor_flash_resources,
139 .num_resources = ARRAY_SIZE(migor_nor_flash_resources),
140 .dev = {
141 .platform_data = &migor_nor_flash_data,
142 },
143};
144
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145static struct mtd_partition migor_nand_flash_partitions[] = {
146 {
147 .name = "nanddata1",
148 .offset = 0x0,
149 .size = 512 * 1024 * 1024,
150 },
151 {
152 .name = "nanddata2",
153 .offset = MTDPART_OFS_APPEND,
154 .size = 512 * 1024 * 1024,
155 },
156};
157
158static void migor_nand_flash_cmd_ctl(struct mtd_info *mtd, int cmd,
159 unsigned int ctrl)
160{
161 struct nand_chip *chip = mtd->priv;
162
163 if (cmd == NAND_CMD_NONE)
164 return;
165
166 if (ctrl & NAND_CLE)
167 writeb(cmd, chip->IO_ADDR_W + 0x00400000);
168 else if (ctrl & NAND_ALE)
169 writeb(cmd, chip->IO_ADDR_W + 0x00800000);
170 else
171 writeb(cmd, chip->IO_ADDR_W);
172}
173
174static int migor_nand_flash_ready(struct mtd_info *mtd)
175{
91b6f3c5 176 return gpio_get_value(GPIO_PTA1); /* NAND_RBn */
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177}
178
179struct platform_nand_data migor_nand_flash_data = {
180 .chip = {
181 .nr_chips = 1,
182 .partitions = migor_nand_flash_partitions,
183 .nr_partitions = ARRAY_SIZE(migor_nand_flash_partitions),
184 .chip_delay = 20,
185 .part_probe_types = (const char *[]) { "cmdlinepart", NULL },
186 },
187 .ctrl = {
188 .dev_ready = migor_nand_flash_ready,
189 .cmd_ctrl = migor_nand_flash_cmd_ctl,
190 },
191};
192
193static struct resource migor_nand_flash_resources[] = {
194 [0] = {
195 .name = "NAND Flash",
196 .start = 0x18000000,
197 .end = 0x18ffffff,
198 .flags = IORESOURCE_MEM,
199 },
200};
201
202static struct platform_device migor_nand_flash_device = {
203 .name = "gen_nand",
204 .resource = migor_nand_flash_resources,
205 .num_resources = ARRAY_SIZE(migor_nand_flash_resources),
206 .dev = {
207 .platform_data = &migor_nand_flash_data,
208 }
209};
210
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211static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = {
212#ifdef CONFIG_SH_MIGOR_RTA_WVGA
213 .clock_source = LCDC_CLK_BUS,
214 .ch[0] = {
215 .chan = LCDC_CHAN_MAINLCD,
216 .bpp = 16,
217 .interface_type = RGB16,
218 .clock_divider = 2,
219 .lcd_cfg = {
220 .name = "LB070WV1",
221 .xres = 800,
222 .yres = 480,
223 .left_margin = 64,
224 .right_margin = 16,
225 .hsync_len = 120,
226 .upper_margin = 1,
227 .lower_margin = 17,
228 .vsync_len = 2,
229 .sync = 0,
230 },
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231 .lcd_size_cfg = { /* 7.0 inch */
232 .width = 152,
233 .height = 91,
234 },
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235 }
236#endif
237#ifdef CONFIG_SH_MIGOR_QVGA
238 .clock_source = LCDC_CLK_PERIPHERAL,
239 .ch[0] = {
240 .chan = LCDC_CHAN_MAINLCD,
241 .bpp = 16,
242 .interface_type = SYS16A,
243 .clock_divider = 10,
244 .lcd_cfg = {
245 .name = "PH240320T",
246 .xres = 320,
247 .yres = 240,
248 .left_margin = 0,
249 .right_margin = 16,
250 .hsync_len = 8,
251 .upper_margin = 1,
252 .lower_margin = 17,
253 .vsync_len = 2,
254 .sync = FB_SYNC_HOR_HIGH_ACT,
255 },
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256 .lcd_size_cfg = { /* 2.4 inch */
257 .width = 49,
258 .height = 37,
259 },
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260 .board_cfg = {
261 .setup_sys = migor_lcd_qvga_setup,
262 },
263 .sys_bus_cfg = {
264 .ldmt2r = 0x06000a09,
265 .ldmt3r = 0x180e3418,
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266 /* set 1s delay to encourage fsync() */
267 .deferred_io_msec = 1000,
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268 },
269 }
270#endif
271};
272
273static struct resource migor_lcdc_resources[] = {
274 [0] = {
275 .name = "LCDC",
276 .start = 0xfe940000, /* P4-only space */
277 .end = 0xfe941fff,
278 .flags = IORESOURCE_MEM,
279 },
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280 [1] = {
281 .start = 28,
282 .flags = IORESOURCE_IRQ,
283 },
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284};
285
286static struct platform_device migor_lcdc_device = {
287 .name = "sh_mobile_lcdc_fb",
288 .num_resources = ARRAY_SIZE(migor_lcdc_resources),
289 .resource = migor_lcdc_resources,
290 .dev = {
291 .platform_data = &sh_mobile_lcdc_info,
292 },
293};
294
1765534c 295static struct clk *camera_clk;
deae7b86 296static DEFINE_MUTEX(camera_lock);
1765534c 297
deae7b86 298static void camera_power_on(int is_tw)
1765534c 299{
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300 mutex_lock(&camera_lock);
301
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302 /* Use 10 MHz VIO_CKO instead of 24 MHz to work
303 * around signal quality issues on Panel Board V2.1.
304 */
1765534c 305 camera_clk = clk_get(NULL, "video_clk");
22ee3ba6 306 clk_set_rate(camera_clk, 10000000);
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307 clk_enable(camera_clk); /* start VIO_CKO */
308
91b6f3c5 309 /* use VIO_RST to take camera out of reset */
1765534c 310 mdelay(10);
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311 if (is_tw) {
312 gpio_set_value(GPIO_PTT2, 0);
313 gpio_set_value(GPIO_PTT0, 0);
314 } else {
315 gpio_set_value(GPIO_PTT0, 1);
316 }
91b6f3c5 317 gpio_set_value(GPIO_PTT3, 0);
1765534c 318 mdelay(10);
91b6f3c5 319 gpio_set_value(GPIO_PTT3, 1);
4545bfa0 320 mdelay(10); /* wait to let chip come out of reset */
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321}
322
323static void camera_power_off(void)
324{
325 clk_disable(camera_clk); /* stop VIO_CKO */
326 clk_put(camera_clk);
327
91b6f3c5 328 gpio_set_value(GPIO_PTT3, 0);
deae7b86 329 mutex_unlock(&camera_lock);
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330}
331
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332static int ov7725_power(struct device *dev, int mode)
333{
334 if (mode)
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335 camera_power_on(0);
336 else
337 camera_power_off();
338
339 return 0;
340}
341
342static int tw9910_power(struct device *dev, int mode)
343{
344 if (mode)
345 camera_power_on(1);
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346 else
347 camera_power_off();
348
349 return 0;
350}
351
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352static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
353 .flags = SOCAM_MASTER | SOCAM_DATAWIDTH_8 | SOCAM_PCLK_SAMPLE_RISING \
354 | SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH,
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355};
356
357static struct resource migor_ceu_resources[] = {
358 [0] = {
359 .name = "CEU",
360 .start = 0xfe910000,
361 .end = 0xfe91009f,
362 .flags = IORESOURCE_MEM,
363 },
364 [1] = {
365 .start = 52,
366 .flags = IORESOURCE_IRQ,
367 },
368 [2] = {
369 /* place holder for contiguous memory */
370 },
371};
372
373static struct platform_device migor_ceu_device = {
374 .name = "sh_mobile_ceu",
a42b6dd6 375 .id = 0, /* "ceu0" clock */
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376 .num_resources = ARRAY_SIZE(migor_ceu_resources),
377 .resource = migor_ceu_resources,
378 .dev = {
379 .platform_data = &sh_mobile_ceu_info,
380 },
381};
382
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383static struct ov772x_camera_info ov7725_info = {
384 .buswidth = SOCAM_DATAWIDTH_8,
385 .link = {
386 .power = ov7725_power,
387 },
388};
389
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390static struct tw9910_video_info tw9910_info = {
391 .buswidth = SOCAM_DATAWIDTH_8,
392 .mpout = TW9910_MPO_FIELD,
393 .link = {
394 .power = tw9910_power,
395 }
396};
397
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398static struct platform_device *migor_devices[] __initdata = {
399 &smc91x_eth_device,
92cfeb61 400 &sh_keysc_device,
8b1285f1 401 &migor_lcdc_device,
1765534c 402 &migor_ceu_device,
b8808786 403 &migor_nor_flash_device,
3c803a9a 404 &migor_nand_flash_device,
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405};
406
1765534c 407static struct i2c_board_info migor_i2c_devices[] = {
57795867 408 {
3760f736 409 I2C_BOARD_INFO("rs5c372b", 0x32),
57795867 410 },
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411 {
412 I2C_BOARD_INFO("migor_ts", 0x51),
413 .irq = 38, /* IRQ6 */
414 },
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415 {
416 I2C_BOARD_INFO("ov772x", 0x21),
417 .platform_data = &ov7725_info,
418 },
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419 {
420 I2C_BOARD_INFO("tw9910", 0x45),
421 .platform_data = &tw9910_info,
422 },
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423};
424
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425static int __init migor_devices_setup(void)
426{
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427 /* Lit D11 LED */
428 gpio_request(GPIO_PTJ7, NULL);
429 gpio_direction_output(GPIO_PTJ7, 1);
430 gpio_export(GPIO_PTJ7, 0);
431
432 /* Lit D12 LED */
433 gpio_request(GPIO_PTJ5, NULL);
434 gpio_direction_output(GPIO_PTJ5, 1);
435 gpio_export(GPIO_PTJ5, 0);
436
a30c89ad 437 /* SMC91C111 - Enable IRQ0, Setup CS4 for 16-bit fast access */
91b6f3c5 438 gpio_request(GPIO_FN_IRQ0, NULL);
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439 ctrl_outl(0x00003400, BSC_CS4BCR);
440 ctrl_outl(0x00110080, BSC_CS4WCR);
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441
442 /* KEYSC */
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443 gpio_request(GPIO_FN_KEYOUT0, NULL);
444 gpio_request(GPIO_FN_KEYOUT1, NULL);
445 gpio_request(GPIO_FN_KEYOUT2, NULL);
446 gpio_request(GPIO_FN_KEYOUT3, NULL);
447 gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
448 gpio_request(GPIO_FN_KEYIN1, NULL);
449 gpio_request(GPIO_FN_KEYIN2, NULL);
450 gpio_request(GPIO_FN_KEYIN3, NULL);
451 gpio_request(GPIO_FN_KEYIN4, NULL);
452 gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
453
454 /* NAND Flash */
455 gpio_request(GPIO_FN_CS6A_CE2B, NULL);
456 ctrl_outl((ctrl_inl(BSC_CS6ABCR) & ~0x0600) | 0x0200, BSC_CS6ABCR);
457 gpio_request(GPIO_PTA1, NULL);
458 gpio_direction_input(GPIO_PTA1);
459
460 /* Touch Panel */
461 gpio_request(GPIO_FN_IRQ6, NULL);
462
463 /* LCD Panel */
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464#ifdef CONFIG_SH_MIGOR_QVGA /* LCDC - QVGA - Enable SYS Interface signals */
465 gpio_request(GPIO_FN_LCDD17, NULL);
466 gpio_request(GPIO_FN_LCDD16, NULL);
467 gpio_request(GPIO_FN_LCDD15, NULL);
468 gpio_request(GPIO_FN_LCDD14, NULL);
469 gpio_request(GPIO_FN_LCDD13, NULL);
470 gpio_request(GPIO_FN_LCDD12, NULL);
471 gpio_request(GPIO_FN_LCDD11, NULL);
472 gpio_request(GPIO_FN_LCDD10, NULL);
473 gpio_request(GPIO_FN_LCDD8, NULL);
474 gpio_request(GPIO_FN_LCDD7, NULL);
475 gpio_request(GPIO_FN_LCDD6, NULL);
476 gpio_request(GPIO_FN_LCDD5, NULL);
477 gpio_request(GPIO_FN_LCDD4, NULL);
478 gpio_request(GPIO_FN_LCDD3, NULL);
479 gpio_request(GPIO_FN_LCDD2, NULL);
480 gpio_request(GPIO_FN_LCDD1, NULL);
481 gpio_request(GPIO_FN_LCDRS, NULL);
482 gpio_request(GPIO_FN_LCDCS, NULL);
483 gpio_request(GPIO_FN_LCDRD, NULL);
484 gpio_request(GPIO_FN_LCDWR, NULL);
485 gpio_request(GPIO_PTH2, NULL); /* LCD_DON */
486 gpio_direction_output(GPIO_PTH2, 1);
487#endif
488#ifdef CONFIG_SH_MIGOR_RTA_WVGA /* LCDC - WVGA - Enable RGB Interface signals */
489 gpio_request(GPIO_FN_LCDD15, NULL);
490 gpio_request(GPIO_FN_LCDD14, NULL);
491 gpio_request(GPIO_FN_LCDD13, NULL);
492 gpio_request(GPIO_FN_LCDD12, NULL);
493 gpio_request(GPIO_FN_LCDD11, NULL);
494 gpio_request(GPIO_FN_LCDD10, NULL);
495 gpio_request(GPIO_FN_LCDD9, NULL);
496 gpio_request(GPIO_FN_LCDD8, NULL);
497 gpio_request(GPIO_FN_LCDD7, NULL);
498 gpio_request(GPIO_FN_LCDD6, NULL);
499 gpio_request(GPIO_FN_LCDD5, NULL);
500 gpio_request(GPIO_FN_LCDD4, NULL);
501 gpio_request(GPIO_FN_LCDD3, NULL);
502 gpio_request(GPIO_FN_LCDD2, NULL);
503 gpio_request(GPIO_FN_LCDD1, NULL);
504 gpio_request(GPIO_FN_LCDD0, NULL);
505 gpio_request(GPIO_FN_LCDLCLK, NULL);
506 gpio_request(GPIO_FN_LCDDCK, NULL);
507 gpio_request(GPIO_FN_LCDVEPWC, NULL);
508 gpio_request(GPIO_FN_LCDVCPWC, NULL);
509 gpio_request(GPIO_FN_LCDVSYN, NULL);
510 gpio_request(GPIO_FN_LCDHSYN, NULL);
511 gpio_request(GPIO_FN_LCDDISP, NULL);
512 gpio_request(GPIO_FN_LCDDON, NULL);
513#endif
514
515 /* CEU */
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516 gpio_request(GPIO_FN_VIO_CLK2, NULL);
517 gpio_request(GPIO_FN_VIO_VD2, NULL);
518 gpio_request(GPIO_FN_VIO_HD2, NULL);
519 gpio_request(GPIO_FN_VIO_FLD, NULL);
520 gpio_request(GPIO_FN_VIO_CKO, NULL);
521 gpio_request(GPIO_FN_VIO_D15, NULL);
522 gpio_request(GPIO_FN_VIO_D14, NULL);
523 gpio_request(GPIO_FN_VIO_D13, NULL);
524 gpio_request(GPIO_FN_VIO_D12, NULL);
525 gpio_request(GPIO_FN_VIO_D11, NULL);
526 gpio_request(GPIO_FN_VIO_D10, NULL);
527 gpio_request(GPIO_FN_VIO_D9, NULL);
528 gpio_request(GPIO_FN_VIO_D8, NULL);
529
530 gpio_request(GPIO_PTT3, NULL); /* VIO_RST */
531 gpio_direction_output(GPIO_PTT3, 0);
532 gpio_request(GPIO_PTT2, NULL); /* TV_IN_EN */
533 gpio_direction_output(GPIO_PTT2, 1);
534 gpio_request(GPIO_PTT0, NULL); /* CAM_EN */
535#ifdef CONFIG_SH_MIGOR_RTA_WVGA
536 gpio_direction_output(GPIO_PTT0, 0);
537#else
538 gpio_direction_output(GPIO_PTT0, 1);
539#endif
540 ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x2000, PORT_MSELCRB); /* D15->D8 */
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541
542 platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20);
6c7d826c 543
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544 i2c_register_board_info(0, migor_i2c_devices,
545 ARRAY_SIZE(migor_i2c_devices));
91b6f3c5 546
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547 return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices));
548}
549__initcall(migor_devices_setup);