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1/*
2 * ALPHAPROJECT AP-SH4AD-0A Support.
3 *
4 * Copyright (C) 2010 ALPHAPROJECT Co.,Ltd.
5 * Copyright (C) 2010 Matt Fleming
6 * Copyright (C) 2010 Paul Mundt
7 *
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file "COPYING" in the main directory of this archive
10 * for more details.
11 */
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/io.h>
15#include <linux/regulator/fixed.h>
16#include <linux/regulator/machine.h>
17#include <linux/smsc911x.h>
18#include <linux/irq.h>
19#include <linux/clk.h>
20#include <asm/machvec.h>
21#include <asm/sizes.h>
22
23/* Dummy supplies, where voltage doesn't matter */
24static struct regulator_consumer_supply dummy_supplies[] = {
25 REGULATOR_SUPPLY("vddvario", "smsc911x"),
26 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
27};
28
29static struct resource smsc911x_resources[] = {
30 [0] = {
31 .name = "smsc911x-memory",
32 .start = 0xA4000000,
33 .end = 0xA4000000 + SZ_256 - 1,
34 .flags = IORESOURCE_MEM,
35 },
36 [1] = {
37 .name = "smsc911x-irq",
38 .start = evt2irq(0x200),
39 .end = evt2irq(0x200),
40 .flags = IORESOURCE_IRQ,
41 },
42};
43
44static struct smsc911x_platform_config smsc911x_config = {
45 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
46 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
47 .flags = SMSC911X_USE_16BIT,
48 .phy_interface = PHY_INTERFACE_MODE_MII,
49};
50
51static struct platform_device smsc911x_device = {
52 .name = "smsc911x",
53 .id = -1,
54 .num_resources = ARRAY_SIZE(smsc911x_resources),
55 .resource = smsc911x_resources,
56 .dev = {
57 .platform_data = &smsc911x_config,
58 },
59};
60
61static struct platform_device *apsh4ad0a_devices[] __initdata = {
62 &smsc911x_device,
63};
64
65static int __init apsh4ad0a_devices_setup(void)
66{
67 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
68
69 return platform_add_devices(apsh4ad0a_devices,
70 ARRAY_SIZE(apsh4ad0a_devices));
71}
72device_initcall(apsh4ad0a_devices_setup);
73
74static int apsh4ad0a_mode_pins(void)
75{
76 int value = 0;
77
78 /* These are the factory default settings of SW1 and SW2.
79 * If you change these dip switches then you will need to
80 * adjust the values below as well.
81 */
82 value |= MODE_PIN0; /* Clock Mode 3 */
83 value |= MODE_PIN1;
84 value &= ~MODE_PIN2;
85 value &= ~MODE_PIN3;
86 value &= ~MODE_PIN4; /* 16-bit Area0 bus width */
87 value |= MODE_PIN5;
88 value |= MODE_PIN6;
89 value |= MODE_PIN7; /* Normal mode */
90 value |= MODE_PIN8; /* Little Endian */
91 value |= MODE_PIN9; /* Crystal resonator */
92 value &= ~MODE_PIN10; /* 29-bit address mode */
93 value &= ~MODE_PIN11; /* PCI-E Root port */
94 value &= ~MODE_PIN12; /* 4 lane + 1 lane */
95 value |= MODE_PIN13; /* AUD Enable */
96 value &= ~MODE_PIN14; /* Normal Operation */
97
98 return value;
99}
100
101static int apsh4ad0a_clk_init(void)
102{
103 struct clk *clk;
104 int ret;
105
106 clk = clk_get(NULL, "extal");
107 if (IS_ERR(clk))
108 return PTR_ERR(clk);
109 ret = clk_set_rate(clk, 33333000);
110 clk_put(clk);
111
112 return ret;
113}
114
115/* Initialize the board */
116static void __init apsh4ad0a_setup(char **cmdline_p)
117{
118 pr_info("Alpha Project AP-SH4AD-0A support:\n");
119}
120
121static void __init apsh4ad0a_init_irq(void)
122{
123 plat_irq_setup_pins(IRQ_MODE_IRQ3210);
124}
125
126/*
127 * The Machine Vector
128 */
129static struct sh_machine_vector mv_apsh4ad0a __initmv = {
130 .mv_name = "AP-SH4AD-0A",
131 .mv_setup = apsh4ad0a_setup,
132 .mv_mode_pins = apsh4ad0a_mode_pins,
133 .mv_clk_init = apsh4ad0a_clk_init,
134 .mv_init_irq = apsh4ad0a_init_irq,
135};
1/*
2 * ALPHAPROJECT AP-SH4AD-0A Support.
3 *
4 * Copyright (C) 2010 ALPHAPROJECT Co.,Ltd.
5 * Copyright (C) 2010 Matt Fleming
6 * Copyright (C) 2010 Paul Mundt
7 *
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file "COPYING" in the main directory of this archive
10 * for more details.
11 */
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/io.h>
15#include <linux/smsc911x.h>
16#include <linux/irq.h>
17#include <linux/clk.h>
18#include <asm/machvec.h>
19#include <asm/sizes.h>
20
21static struct resource smsc911x_resources[] = {
22 [0] = {
23 .name = "smsc911x-memory",
24 .start = 0xA4000000,
25 .end = 0xA4000000 + SZ_256 - 1,
26 .flags = IORESOURCE_MEM,
27 },
28 [1] = {
29 .name = "smsc911x-irq",
30 .start = evt2irq(0x200),
31 .end = evt2irq(0x200),
32 .flags = IORESOURCE_IRQ,
33 },
34};
35
36static struct smsc911x_platform_config smsc911x_config = {
37 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
38 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
39 .flags = SMSC911X_USE_16BIT,
40 .phy_interface = PHY_INTERFACE_MODE_MII,
41};
42
43static struct platform_device smsc911x_device = {
44 .name = "smsc911x",
45 .id = -1,
46 .num_resources = ARRAY_SIZE(smsc911x_resources),
47 .resource = smsc911x_resources,
48 .dev = {
49 .platform_data = &smsc911x_config,
50 },
51};
52
53static struct platform_device *apsh4ad0a_devices[] __initdata = {
54 &smsc911x_device,
55};
56
57static int __init apsh4ad0a_devices_setup(void)
58{
59 return platform_add_devices(apsh4ad0a_devices,
60 ARRAY_SIZE(apsh4ad0a_devices));
61}
62device_initcall(apsh4ad0a_devices_setup);
63
64static int apsh4ad0a_mode_pins(void)
65{
66 int value = 0;
67
68 /* These are the factory default settings of SW1 and SW2.
69 * If you change these dip switches then you will need to
70 * adjust the values below as well.
71 */
72 value |= MODE_PIN0; /* Clock Mode 3 */
73 value |= MODE_PIN1;
74 value &= ~MODE_PIN2;
75 value &= ~MODE_PIN3;
76 value &= ~MODE_PIN4; /* 16-bit Area0 bus width */
77 value |= MODE_PIN5;
78 value |= MODE_PIN6;
79 value |= MODE_PIN7; /* Normal mode */
80 value |= MODE_PIN8; /* Little Endian */
81 value |= MODE_PIN9; /* Crystal resonator */
82 value &= ~MODE_PIN10; /* 29-bit address mode */
83 value &= ~MODE_PIN11; /* PCI-E Root port */
84 value &= ~MODE_PIN12; /* 4 lane + 1 lane */
85 value |= MODE_PIN13; /* AUD Enable */
86 value &= ~MODE_PIN14; /* Normal Operation */
87
88 return value;
89}
90
91static int apsh4ad0a_clk_init(void)
92{
93 struct clk *clk;
94 int ret;
95
96 clk = clk_get(NULL, "extal");
97 if (IS_ERR(clk))
98 return PTR_ERR(clk);
99 ret = clk_set_rate(clk, 33333000);
100 clk_put(clk);
101
102 return ret;
103}
104
105/* Initialize the board */
106static void __init apsh4ad0a_setup(char **cmdline_p)
107{
108 pr_info("Alpha Project AP-SH4AD-0A support:\n");
109}
110
111static void __init apsh4ad0a_init_irq(void)
112{
113 plat_irq_setup_pins(IRQ_MODE_IRQ3210);
114}
115
116/*
117 * The Machine Vector
118 */
119static struct sh_machine_vector mv_apsh4ad0a __initmv = {
120 .mv_name = "AP-SH4AD-0A",
121 .mv_setup = apsh4ad0a_setup,
122 .mv_mode_pins = apsh4ad0a_mode_pins,
123 .mv_clk_init = apsh4ad0a_clk_init,
124 .mv_init_irq = apsh4ad0a_init_irq,
125};