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
|
/*
* APE6EVM board support
*
* Copyright (C) 2013 Renesas Solutions Corp.
* Copyright (C) 2013 Magnus Damm
*
* 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.
*/
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <linux/irqchip/arm-gic.h>
#include <linux/kernel.h>
#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_device.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/sh_clk.h>
#include <linux/smsc911x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "common.h"
#include "irqs.h"
#include "r8a73a4.h"
/* LEDS */
static struct gpio_led ape6evm_leds[] = {
{
.name = "gnss-en",
.gpio = 28,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}, {
.name = "nfc-nrst",
.gpio = 126,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}, {
.name = "gnss-nrst",
.gpio = 132,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}, {
.name = "bt-wakeup",
.gpio = 232,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}, {
.name = "strobe",
.gpio = 250,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}, {
.name = "bbresetout",
.gpio = 288,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
},
};
static __initdata struct gpio_led_platform_data ape6evm_leds_pdata = {
.leds = ape6evm_leds,
.num_leds = ARRAY_SIZE(ape6evm_leds),
};
/* GPIO KEY */
#define GPIO_KEY(c, g, d, ...) \
{ .code = c, .gpio = g, .desc = d, .active_low = 1 }
static struct gpio_keys_button gpio_buttons[] = {
GPIO_KEY(KEY_0, 324, "S16"),
GPIO_KEY(KEY_MENU, 325, "S17"),
GPIO_KEY(KEY_HOME, 326, "S18"),
GPIO_KEY(KEY_BACK, 327, "S19"),
GPIO_KEY(KEY_VOLUMEUP, 328, "S20"),
GPIO_KEY(KEY_VOLUMEDOWN, 329, "S21"),
};
static struct gpio_keys_platform_data ape6evm_keys_pdata __initdata = {
.buttons = gpio_buttons,
.nbuttons = ARRAY_SIZE(gpio_buttons),
};
/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};
/* SMSC LAN9220 */
static const struct resource lan9220_res[] __initconst = {
DEFINE_RES_MEM(0x08000000, 0x1000),
{
.start = irq_pin(40), /* IRQ40 */
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
},
};
static const struct smsc911x_platform_config lan9220_data __initconst = {
.flags = SMSC911X_USE_32BIT,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
};
/*
* MMC0 power supplies:
* Both Vcc and VccQ to eMMC on APE6EVM are supplied by a tps80032 voltage
* regulator. Until support for it is added to this file we simulate the
* Vcc supply by a fixed always-on regulator
*/
static struct regulator_consumer_supply vcc_mmc0_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
};
/*
* SDHI0 power supplies:
* Vcc to SDHI0 on APE6EVM is supplied by a GPIO-switchable regulator. VccQ is
* provided by the same tps80032 regulator as both MMC0 voltages - see comment
* above
*/
static struct regulator_consumer_supply vcc_sdhi0_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
};
static struct regulator_init_data vcc_sdhi0_init_data = {
.constraints = {
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(vcc_sdhi0_consumers),
.consumer_supplies = vcc_sdhi0_consumers,
};
static const struct fixed_voltage_config vcc_sdhi0_info __initconst = {
.supply_name = "SDHI0 Vcc",
.microvolts = 3300000,
.gpio = 76,
.enable_high = 1,
.init_data = &vcc_sdhi0_init_data,
};
/*
* SDHI1 power supplies:
* Vcc and VccQ to SDHI1 on APE6EVM are both fixed at 3.3V
*/
static struct regulator_consumer_supply vcc_sdhi1_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
};
/* MMCIF */
static const struct sh_mmcif_plat_data mmcif0_pdata __initconst = {
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
.slave_id_tx = SHDMA_SLAVE_MMCIF0_TX,
.slave_id_rx = SHDMA_SLAVE_MMCIF0_RX,
.ccs_unsupported = true,
};
static const struct resource mmcif0_resources[] __initconst = {
DEFINE_RES_MEM(0xee200000, 0x100),
DEFINE_RES_IRQ(gic_spi(169)),
};
/* SDHI0 */
static const struct sh_mobile_sdhi_info sdhi0_pdata __initconst = {
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
};
static const struct resource sdhi0_resources[] __initconst = {
DEFINE_RES_MEM(0xee100000, 0x100),
DEFINE_RES_IRQ(gic_spi(165)),
};
/* SDHI1 */
static const struct sh_mobile_sdhi_info sdhi1_pdata __initconst = {
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
MMC_CAP_NEEDS_POLL,
};
static const struct resource sdhi1_resources[] __initconst = {
DEFINE_RES_MEM(0xee120000, 0x100),
DEFINE_RES_IRQ(gic_spi(166)),
};
static const struct pinctrl_map ape6evm_pinctrl_map[] __initconst = {
/* SCIFA0 console */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
"scifa0_data", "scifa0"),
/* SMSC */
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4",
"irqc_irq40", "irqc"),
/* MMCIF0 */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
"mmc0_data8", "mmc0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
"mmc0_ctrl", "mmc0"),
/* SDHI0: uSD: no WP */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
"sdhi0_data4", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
"sdhi0_ctrl", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
"sdhi0_cd", "sdhi0"),
/* SDHI1 */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
"sdhi1_data4", "sdhi1"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
"sdhi1_ctrl", "sdhi1"),
};
static void __init ape6evm_add_standard_devices(void)
{
struct clk *parent;
struct clk *mp;
r8a73a4_clock_init();
/* MP clock parent = extal2 */
parent = clk_get(NULL, "extal2");
mp = clk_get(NULL, "mp");
BUG_ON(IS_ERR(parent) || IS_ERR(mp));
clk_set_parent(mp, parent);
clk_put(parent);
clk_put(mp);
pinctrl_register_mappings(ape6evm_pinctrl_map,
ARRAY_SIZE(ape6evm_pinctrl_map));
r8a73a4_pinmux_init();
r8a73a4_add_standard_devices();
/* LAN9220 ethernet */
gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */
regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
platform_device_register_resndata(NULL, "smsc911x", -1,
lan9220_res, ARRAY_SIZE(lan9220_res),
&lan9220_data, sizeof(lan9220_data));
regulator_register_always_on(1, "MMC0 Vcc", vcc_mmc0_consumers,
ARRAY_SIZE(vcc_mmc0_consumers), 2800000);
platform_device_register_resndata(NULL, "sh_mmcif", 0,
mmcif0_resources, ARRAY_SIZE(mmcif0_resources),
&mmcif0_pdata, sizeof(mmcif0_pdata));
platform_device_register_data(NULL, "reg-fixed-voltage", 2,
&vcc_sdhi0_info, sizeof(vcc_sdhi0_info));
platform_device_register_resndata(NULL, "sh_mobile_sdhi", 0,
sdhi0_resources, ARRAY_SIZE(sdhi0_resources),
&sdhi0_pdata, sizeof(sdhi0_pdata));
regulator_register_always_on(3, "SDHI1 Vcc", vcc_sdhi1_consumers,
ARRAY_SIZE(vcc_sdhi1_consumers), 3300000);
platform_device_register_resndata(NULL, "sh_mobile_sdhi", 1,
sdhi1_resources, ARRAY_SIZE(sdhi1_resources),
&sdhi1_pdata, sizeof(sdhi1_pdata));
platform_device_register_data(NULL, "gpio-keys", -1,
&ape6evm_keys_pdata,
sizeof(ape6evm_keys_pdata));
platform_device_register_data(NULL, "leds-gpio", -1,
&ape6evm_leds_pdata,
sizeof(ape6evm_leds_pdata));
}
static void __init ape6evm_legacy_init_time(void)
{
/* Do not invoke DT-based timers via clocksource_of_init() */
}
static void __init ape6evm_legacy_init_irq(void)
{
void __iomem *gic_dist_base = ioremap_nocache(0xf1001000, 0x1000);
void __iomem *gic_cpu_base = ioremap_nocache(0xf1002000, 0x1000);
gic_init(0, 29, gic_dist_base, gic_cpu_base);
/* Do not invoke DT-based interrupt code via irqchip_init() */
}
static const char *ape6evm_boards_compat_dt[] __initdata = {
"renesas,ape6evm",
NULL,
};
DT_MACHINE_START(APE6EVM_DT, "ape6evm")
.init_early = shmobile_init_delay,
.init_irq = ape6evm_legacy_init_irq,
.init_machine = ape6evm_add_standard_devices,
.init_late = shmobile_init_late,
.dt_compat = ape6evm_boards_compat_dt,
.init_time = ape6evm_legacy_init_time,
MACHINE_END
|
