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-rw-r--r--arch/arm/mach-shmobile/board-ape6evm.c94
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diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c
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1/*
2 * APE6EVM board support
3 *
4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Copyright (C) 2013 Magnus Damm
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#include <linux/gpio.h>
22#include <linux/interrupt.h>
23#include <linux/irqchip.h>
24#include <linux/kernel.h>
25#include <linux/pinctrl/machine.h>
26#include <linux/platform_device.h>
27#include <linux/regulator/fixed.h>
28#include <linux/regulator/machine.h>
29#include <linux/smsc911x.h>
30#include <mach/common.h>
31#include <mach/irqs.h>
32#include <mach/r8a73a4.h>
33#include <asm/mach-types.h>
34#include <asm/mach/arch.h>
35
36/* Dummy supplies, where voltage doesn't matter */
37static struct regulator_consumer_supply dummy_supplies[] = {
38 REGULATOR_SUPPLY("vddvario", "smsc911x"),
39 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
40};
41
42/* SMSC LAN9220 */
43static const struct resource lan9220_res[] = {
44 DEFINE_RES_MEM(0x08000000, 0x1000),
45 {
46 .start = irq_pin(40), /* IRQ40 */
47 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
48 },
49};
50
51static const struct smsc911x_platform_config lan9220_data = {
52 .flags = SMSC911X_USE_32BIT,
53 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
54 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
55};
56
57static const struct pinctrl_map ape6evm_pinctrl_map[] = {
58 /* SCIFA0 console */
59 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
60 "scifa0_data", "scifa0"),
61 /* SMSC */
62 PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4",
63 "irqc_irq40", "irqc"),
64};
65
66static void __init ape6evm_add_standard_devices(void)
67{
68 r8a73a4_clock_init();
69 pinctrl_register_mappings(ape6evm_pinctrl_map,
70 ARRAY_SIZE(ape6evm_pinctrl_map));
71 r8a73a4_pinmux_init();
72 r8a73a4_add_standard_devices();
73
74 /* LAN9220 ethernet */
75 gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */
76
77 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
78
79 platform_device_register_resndata(&platform_bus, "smsc911x", -1,
80 lan9220_res, ARRAY_SIZE(lan9220_res),
81 &lan9220_data, sizeof(lan9220_data));
82}
83
84static const char *ape6evm_boards_compat_dt[] __initdata = {
85 "renesas,ape6evm",
86 NULL,
87};
88
89DT_MACHINE_START(APE6EVM_DT, "ape6evm")
90 .init_irq = irqchip_init,
91 .init_time = shmobile_timer_init,
92 .init_machine = ape6evm_add_standard_devices,
93 .dt_compat = ape6evm_boards_compat_dt,
94MACHINE_END