1. 根目录:
2. arch
3. arm
4. mach-shmobile
5. board-marzen.c

/*
 * marzen board support
 *
 * Copyright (C) 2011, 2013  Renesas Solutions Corp.
 * Copyright (C) 2011  Magnus Damm
 * Copyright (C) 2013  Cogent Embedded, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/dma-mapping.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/camera-rcar.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_data/rcar-du.h>
#include <linux/platform_data/usb-rcar-phy.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/spi/spi.h>
#include <linux/spi/sh_hspi.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/mfd/tmio.h>
#include <media/soc_camera.h>
#include <mach/r8a7779.h>
#include <mach/common.h>
#include <mach/irqs.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/traps.h>

/* Fixed 3.3V regulator to be used by SDHI0 */
static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
};

/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
	REGULATOR_SUPPLY("vddvario", "smsc911x"),
	REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};

/* USB PHY */
static struct resource usb_phy_resources[] = {
	[0] = {
		.start		= 0xffe70800,
		.end		= 0xffe70900 - 1,
		.flags		= IORESOURCE_MEM,
	},
};

static struct rcar_phy_platform_data usb_phy_platform_data;

static struct platform_device usb_phy = {
	.name		= "rcar_usb_phy",
	.id		= -1,
	.dev  = {
		.platform_data = &usb_phy_platform_data,
	},
	.resource	= usb_phy_resources,
	.num_resources	= ARRAY_SIZE(usb_phy_resources),
};

/* SMSC LAN89218 */
static struct resource smsc911x_resources[] = {
	[0] = {
		.start		= 0x18000000, /* ExCS0 */
		.end		= 0x180000ff, /* A1->A7 */
		.flags		= IORESOURCE_MEM,
	},
	[1] = {
		.start		= irq_pin(1), /* IRQ 1 */
		.flags		= IORESOURCE_IRQ,
	},
};

static struct smsc911x_platform_config smsc911x_platdata = {
	.flags		= SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
	.phy_interface	= PHY_INTERFACE_MODE_MII,
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
};

static struct platform_device eth_device = {
	.name		= "smsc911x",
	.id		= -1,
	.dev  = {
		.platform_data = &smsc911x_platdata,
	},
	.resource	= smsc911x_resources,
	.num_resources	= ARRAY_SIZE(smsc911x_resources),
};

static struct resource sdhi0_resources[] = {
	[0] = {
		.name	= "sdhi0",
		.start	= 0xffe4c000,
		.end	= 0xffe4c0ff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= gic_iid(0x88),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct sh_mobile_sdhi_info sdhi0_platform_data = {
	.dma_slave_tx = HPBDMA_SLAVE_SDHI0_TX,
	.dma_slave_rx = HPBDMA_SLAVE_SDHI0_RX,
	.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
	.tmio_caps = MMC_CAP_SD_HIGHSPEED,
};

static struct platform_device sdhi0_device = {
	.name = "sh_mobile_sdhi",
	.num_resources = ARRAY_SIZE(sdhi0_resources),
	.resource = sdhi0_resources,
	.id = 0,
	.dev = {
		.platform_data = &sdhi0_platform_data,
	}
};

/* Thermal */
static struct resource thermal_resources[] = {
	[0] = {
		.start		= 0xFFC48000,
		.end		= 0xFFC48038 - 1,
		.flags		= IORESOURCE_MEM,
	},
};

static struct platform_device thermal_device = {
	.name		= "rcar_thermal",
	.resource	= thermal_resources,
	.num_resources	= ARRAY_SIZE(thermal_resources),
};

/* HSPI */
static struct resource hspi_resources[] = {
	[0] = {
		.start		= 0xFFFC7000,
		.end		= 0xFFFC7018 - 1,
		.flags		= IORESOURCE_MEM,
	},
};

static struct platform_device hspi_device = {
	.name	= "sh-hspi",
	.id	= 0,
	.resource	= hspi_resources,
	.num_resources	= ARRAY_SIZE(hspi_resources),
};

/*
 * DU
 *
 * The panel only specifies the [hv]display and [hv]total values. The position
 * and width of the sync pulses don't matter, they're copied from VESA timings.
 */
static struct rcar_du_encoder_data du_encoders[] = {
	{
		.type = RCAR_DU_ENCODER_VGA,
		.output = RCAR_DU_OUTPUT_DPAD0,
	}, {
		.type = RCAR_DU_ENCODER_LVDS,
		.output = RCAR_DU_OUTPUT_DPAD1,
		.connector.lvds.panel = {
			.width_mm = 210,
			.height_mm = 158,
			.mode = {
				.clock = 65000,
				.hdisplay = 1024,
				.hsync_start = 1048,
				.hsync_end = 1184,
				.htotal = 1344,
				.vdisplay = 768,
				.vsync_start = 771,
				.vsync_end = 777,
				.vtotal = 806,
				.flags = 0,
			},
		},
	},
};

static const struct rcar_du_platform_data du_pdata __initconst = {
	.encoders = du_encoders,
	.num_encoders = ARRAY_SIZE(du_encoders),
};

static const struct resource du_resources[] __initconst = {
	DEFINE_RES_MEM(0xfff80000, 0x40000),
	DEFINE_RES_IRQ(gic_iid(0x3f)),
};

static void __init marzen_add_du_device(void)
{
	struct platform_device_info info = {
		.name = "rcar-du-r8a7779",
		.id = -1,
		.res = du_resources,
		.num_res = ARRAY_SIZE(du_resources),
		.data = &du_pdata,
		.size_data = sizeof(du_pdata),
		.dma_mask = DMA_BIT_MASK(32),
	};

	platform_device_register_full(&info);
}

/* LEDS */
static struct gpio_led marzen_leds[] = {
	{
		.name		= "led2",
		.gpio		= RCAR_GP_PIN(4, 29),
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	}, {
		.name		= "led3",
		.gpio		= RCAR_GP_PIN(4, 30),
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	}, {
		.name		= "led4",
		.gpio		= RCAR_GP_PIN(4, 31),
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
};

static struct gpio_led_platform_data marzen_leds_pdata = {
	.leds		= marzen_leds,
	.num_leds	= ARRAY_SIZE(marzen_leds),
};

static struct platform_device leds_device = {
	.name	= "leds-gpio",
	.id	= 0,
	.dev	= {
		.platform_data  = &marzen_leds_pdata,
	},
};

/* VIN */
static struct rcar_vin_platform_data vin_platform_data __initdata = {
	.flags	= RCAR_VIN_BT656,
};

#define MARZEN_VIN(idx)						\
static struct resource vin##idx##_resources[] __initdata = {	\
	DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000),	\
	DEFINE_RES_IRQ(gic_iid(0x5f + (idx))),			\
};								\
								\
static struct platform_device_info vin##idx##_info __initdata = { \
	.parent		= &platform_bus,			\
	.name		= "r8a7779-vin",			\
	.id		= idx,					\
	.res		= vin##idx##_resources,			\
	.num_res	= ARRAY_SIZE(vin##idx##_resources),	\
	.dma_mask	= DMA_BIT_MASK(32),			\
	.data		= &vin_platform_data,			\
	.size_data	= sizeof(vin_platform_data),		\
}
MARZEN_VIN(1);
MARZEN_VIN(3);

#define MARZEN_CAMERA(idx)					\
static struct i2c_board_info camera##idx##_info = {		\
	I2C_BOARD_INFO("adv7180", 0x20 + (idx)),		\
};								\
								\
static struct soc_camera_link iclink##idx##_adv7180 = {		\
	.bus_id		= 1 + 2 * (idx),			\
	.i2c_adapter_id	= 0,					\
	.board_info	= &camera##idx##_info,			\
};								\
								\
static struct platform_device camera##idx##_device = {		\
	.name	= "soc-camera-pdrv",				\
	.id	= idx,						\
	.dev	= {						\
		.platform_data	= &iclink##idx##_adv7180,	\
	},							\
};

MARZEN_CAMERA(0);
MARZEN_CAMERA(1);

static struct platform_device *marzen_devices[] __initdata = {
	&eth_device,
	&sdhi0_device,
	&thermal_device,
	&hspi_device,
	&leds_device,
	&usb_phy,
	&camera0_device,
	&camera1_device,
};

static const struct pinctrl_map marzen_pinctrl_map[] = {
	/* DU (CN10: ARGB0, CN13: LVDS) */
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du0_rgb888", "du0"),
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du0_sync_1", "du0"),
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du0_clk_out_0", "du0"),
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du1_rgb666", "du1"),
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du1_sync_1", "du1"),
	PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
				  "du1_clk_out", "du1"),
	/* HSPI0 */
	PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
				  "hspi0", "hspi0"),
	/* SCIF2 (CN18: DEBUG0) */
	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
				  "scif2_data_c", "scif2"),
	/* SCIF4 (CN19: DEBUG1) */
	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
				  "scif4_data", "scif4"),
	/* SDHI0 */
	PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
				  "sdhi0_data4", "sdhi0"),
	PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
				  "sdhi0_ctrl", "sdhi0"),
	PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
				  "sdhi0_cd", "sdhi0"),
	/* SMSC */
	PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
				  "intc_irq1_b", "intc"),
	PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
				  "lbsc_ex_cs0", "lbsc"),
	/* USB0 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
				  "usb0", "usb0"),
	/* USB1 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
				  "usb1", "usb1"),
	/* USB2 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
				  "usb2", "usb2"),
	/* VIN1 */
	PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
				  "vin1_clk", "vin1"),
	PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
				  "vin1_data8", "vin1"),
	/* VIN3 */
	PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
				  "vin3_clk", "vin3"),
	PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
				  "vin3_data8", "vin3"),
};

static void __init marzen_init(void)
{
	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
				ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
	regulator_register_fixed(1, dummy_supplies,
				ARRAY_SIZE(dummy_supplies));

	pinctrl_register_mappings(marzen_pinctrl_map,
				  ARRAY_SIZE(marzen_pinctrl_map));
	r8a7779_pinmux_init();
	r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */

	r8a7779_add_standard_devices();
	platform_device_register_full(&vin1_info);
	platform_device_register_full(&vin3_info);
	platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
	marzen_add_du_device();
}

static const char *marzen_boards_compat_dt[] __initdata = {
        "renesas,marzen",
        NULL,
};

DT_MACHINE_START(MARZEN, "marzen")
	.smp		= smp_ops(r8a7779_smp_ops),
	.map_io		= r8a7779_map_io,
	.init_early	= r8a7779_add_early_devices,
	.init_irq	= r8a7779_init_irq_dt,
	.init_machine	= marzen_init,
	.init_late	= r8a7779_init_late,
	.dt_compat	= marzen_boards_compat_dt,
	.init_time	= r8a7779_earlytimer_init,
MACHINE_END
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409