1/*
2 *  linux/arch/arm/mach-mmp/jasper.c
3 *
4 *  Support for the Marvell Jasper Development Platform.
5 *
6 *  Copyright (C) 2009-2010 Marvell International Ltd.
7 *
8 *  This program is free software; you can redistribute it and/or modify
9 *  it under the terms of the GNU General Public License version 2 as
10 *  publishhed by the Free Software Foundation.
11 */
12
13#include <linux/init.h>
14#include <linux/kernel.h>
15#include <linux/gpio-pxa.h>
16#include <linux/platform_device.h>
17#include <linux/io.h>
18#include <linux/regulator/machine.h>
19#include <linux/regulator/max8649.h>
20#include <linux/mfd/max8925.h>
21#include <linux/interrupt.h>
22
23#include <mach/irqs.h>
24#include <asm/mach-types.h>
25#include <asm/mach/arch.h>
26#include <mach/addr-map.h>
27#include <mach/mfp-mmp2.h>
28#include <mach/mmp2.h>
29
30#include "common.h"
31
32#define JASPER_NR_IRQS		(MMP_NR_IRQS + 48)
33
34static unsigned long jasper_pin_config[] __initdata = {
35	/* UART1 */
36	GPIO29_UART1_RXD,
37	GPIO30_UART1_TXD,
38
39	/* UART3 */
40	GPIO51_UART3_RXD,
41	GPIO52_UART3_TXD,
42
43	/* DFI */
44	GPIO168_DFI_D0,
45	GPIO167_DFI_D1,
46	GPIO166_DFI_D2,
47	GPIO165_DFI_D3,
48	GPIO107_DFI_D4,
49	GPIO106_DFI_D5,
50	GPIO105_DFI_D6,
51	GPIO104_DFI_D7,
52	GPIO111_DFI_D8,
53	GPIO164_DFI_D9,
54	GPIO163_DFI_D10,
55	GPIO162_DFI_D11,
56	GPIO161_DFI_D12,
57	GPIO110_DFI_D13,
58	GPIO109_DFI_D14,
59	GPIO108_DFI_D15,
60	GPIO143_ND_nCS0,
61	GPIO144_ND_nCS1,
62	GPIO147_ND_nWE,
63	GPIO148_ND_nRE,
64	GPIO150_ND_ALE,
65	GPIO149_ND_CLE,
66	GPIO112_ND_RDY0,
67	GPIO160_ND_RDY1,
68
69	/* PMIC */
70	PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,
71
72	/* MMC1 */
73	GPIO131_MMC1_DAT3,
74	GPIO132_MMC1_DAT2,
75	GPIO133_MMC1_DAT1,
76	GPIO134_MMC1_DAT0,
77	GPIO136_MMC1_CMD,
78	GPIO139_MMC1_CLK,
79	GPIO140_MMC1_CD,
80	GPIO141_MMC1_WP,
81
82	/* MMC2 */
83	GPIO37_MMC2_DAT3,
84	GPIO38_MMC2_DAT2,
85	GPIO39_MMC2_DAT1,
86	GPIO40_MMC2_DAT0,
87	GPIO41_MMC2_CMD,
88	GPIO42_MMC2_CLK,
89
90	/* MMC3 */
91	GPIO165_MMC3_DAT7,
92	GPIO162_MMC3_DAT6,
93	GPIO166_MMC3_DAT5,
94	GPIO163_MMC3_DAT4,
95	GPIO167_MMC3_DAT3,
96	GPIO164_MMC3_DAT2,
97	GPIO168_MMC3_DAT1,
98	GPIO111_MMC3_DAT0,
99	GPIO112_MMC3_CMD,
100	GPIO151_MMC3_CLK,
101};
102
103static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
104	.irq_base	= MMP_GPIO_TO_IRQ(0),
105};
106
107static struct regulator_consumer_supply max8649_supply[] = {
108	REGULATOR_SUPPLY("vcc_core", NULL),
109};
110
111static struct regulator_init_data max8649_init_data = {
112	.constraints	= {
113		.name		= "vcc_core range",
114		.min_uV		= 1150000,
115		.max_uV		= 1280000,
116		.always_on	= 1,
117		.boot_on	= 1,
118		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
119	},
120	.num_consumer_supplies	= 1,
121	.consumer_supplies	= &max8649_supply[0],
122};
123
124static struct max8649_platform_data jasper_max8649_info = {
125	.mode		= 2,	/* VID1 = 1, VID0 = 0 */
126	.extclk		= 0,
127	.ramp_timing	= MAX8649_RAMP_32MV,
128	.regulator	= &max8649_init_data,
129};
130
131static struct max8925_backlight_pdata jasper_backlight_data = {
132	.dual_string	= 0,
133};
134
135static struct max8925_power_pdata jasper_power_data = {
136	.batt_detect		= 0,	/* can't detect battery by ID pin */
137	.topoff_threshold	= MAX8925_TOPOFF_THR_10PER,
138	.fast_charge		= MAX8925_FCHG_1000MA,
139};
140
141static struct max8925_platform_data jasper_max8925_info = {
142	.backlight		= &jasper_backlight_data,
143	.power			= &jasper_power_data,
144	.irq_base		= MMP_NR_IRQS,
145};
146
147static struct i2c_board_info jasper_twsi1_info[] = {
148	[0] = {
149		.type		= "max8649",
150		.addr		= 0x60,
151		.platform_data	= &jasper_max8649_info,
152	},
153	[1] = {
154		.type		= "max8925",
155		.addr		= 0x3c,
156		.irq		= IRQ_MMP2_PMIC,
157		.platform_data	= &jasper_max8925_info,
158	},
159};
160
161static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = {
162	.clk_delay_cycles = 0x1f,
163};
164
165static void __init jasper_init(void)
166{
167	mfp_config(ARRAY_AND_SIZE(jasper_pin_config));
168
169	/* on-chip devices */
170	mmp2_add_uart(1);
171	mmp2_add_uart(3);
172	mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));
173	platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
174				 sizeof(struct pxa_gpio_platform_data));
175	platform_device_register(&mmp2_device_gpio);
176	mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */
177
178	regulator_has_full_constraints();
179}
180
181MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")
182	.map_io		= mmp_map_io,
183	.nr_irqs	= JASPER_NR_IRQS,
184	.init_irq       = mmp2_init_irq,
185	.init_time	= mmp2_timer_init,
186	.init_machine   = jasper_init,
187	.restart	= mmp_restart,
188MACHINE_END
189