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Aaro Koskinen2d200662010-12-17 15:13:47 -08001/*
Aaro Koskinen63fc5f32012-03-05 11:08:37 -08002 * Board support file for Nokia RM-680/696.
Aaro Koskinen2d200662010-12-17 15:13:47 -08003 *
4 * Copyright (C) 2010 Nokia
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/io.h>
12#include <linux/i2c.h>
13#include <linux/gpio.h>
14#include <linux/init.h>
15#include <linux/i2c/twl.h>
16#include <linux/platform_device.h>
17#include <linux/regulator/fixed.h>
18#include <linux/regulator/machine.h>
19#include <linux/regulator/consumer.h>
20
21#include <asm/mach/arch.h>
22#include <asm/mach-types.h>
23
24#include <plat/i2c.h>
25#include <plat/mmc.h>
26#include <plat/usb.h>
27#include <plat/gpmc.h>
Tony Lindgren4e653312011-11-10 22:45:17 +010028#include "common.h"
Aaro Koskinen2d200662010-12-17 15:13:47 -080029#include <plat/onenand.h>
30
31#include "mux.h"
32#include "hsmmc.h"
33#include "sdram-nokia.h"
Mike Rapoportfbd80712011-04-25 01:09:06 +030034#include "common-board-devices.h"
Aaro Koskinen2d200662010-12-17 15:13:47 -080035
36static struct regulator_consumer_supply rm680_vemmc_consumers[] = {
Kishore Kadiyala0005ae72011-02-28 20:48:05 +053037 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
Aaro Koskinen2d200662010-12-17 15:13:47 -080038};
39
40/* Fixed regulator for internal eMMC */
41static struct regulator_init_data rm680_vemmc = {
42 .constraints = {
43 .name = "rm680_vemmc",
Aaro Koskinen2d200662010-12-17 15:13:47 -080044 .valid_modes_mask = REGULATOR_MODE_NORMAL
45 | REGULATOR_MODE_STANDBY,
46 .valid_ops_mask = REGULATOR_CHANGE_STATUS
47 | REGULATOR_CHANGE_MODE,
48 },
49 .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers),
50 .consumer_supplies = rm680_vemmc_consumers,
51};
52
53static struct fixed_voltage_config rm680_vemmc_config = {
54 .supply_name = "VEMMC",
55 .microvolts = 2900000,
56 .gpio = 157,
57 .startup_delay = 150,
58 .enable_high = 1,
59 .init_data = &rm680_vemmc,
60};
61
62static struct platform_device rm680_vemmc_device = {
63 .name = "reg-fixed-voltage",
64 .dev = {
65 .platform_data = &rm680_vemmc_config,
66 },
67};
68
69static struct platform_device *rm680_peripherals_devices[] __initdata = {
70 &rm680_vemmc_device,
71};
72
73/* TWL */
74static struct twl4030_gpio_platform_data rm680_gpio_data = {
75 .gpio_base = OMAP_MAX_GPIO_LINES,
76 .irq_base = TWL4030_GPIO_IRQ_BASE,
77 .irq_end = TWL4030_GPIO_IRQ_END,
78 .pullups = BIT(0),
79 .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15),
80};
81
Aaro Koskinen2d200662010-12-17 15:13:47 -080082static struct twl4030_platform_data rm680_twl_data = {
Aaro Koskinen2d200662010-12-17 15:13:47 -080083 .gpio = &rm680_gpio_data,
Aaro Koskinen2d200662010-12-17 15:13:47 -080084 /* add rest of the children here */
85};
86
Aaro Koskinen2d200662010-12-17 15:13:47 -080087static void __init rm680_i2c_init(void)
88{
Peter Ujfalusi827ed9a2011-06-07 10:28:54 +030089 omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0);
Mike Rapoportfbd80712011-04-25 01:09:06 +030090 omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data);
Aaro Koskinen2d200662010-12-17 15:13:47 -080091 omap_register_i2c_bus(2, 400, NULL, 0);
92 omap_register_i2c_bus(3, 400, NULL, 0);
93}
94
95#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
96 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
97static struct omap_onenand_platform_data board_onenand_data[] = {
98 {
99 .gpio_irq = 65,
100 .flags = ONENAND_SYNC_READWRITE,
101 }
102};
103#endif
104
105/* eMMC */
106static struct omap2_hsmmc_info mmc[] __initdata = {
107 {
108 .name = "internal",
109 .mmc = 2,
110 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED,
111 .gpio_cd = -EINVAL,
112 .gpio_wp = -EINVAL,
113 },
114 { /* Terminator */ }
115};
116
117static void __init rm680_peripherals_init(void)
118{
119 platform_add_devices(rm680_peripherals_devices,
120 ARRAY_SIZE(rm680_peripherals_devices));
121 rm680_i2c_init();
122 gpmc_onenand_init(board_onenand_data);
Tony Lindgren3b972bf2012-02-20 09:43:29 -0800123 omap_hsmmc_init(mmc);
Aaro Koskinen2d200662010-12-17 15:13:47 -0800124}
125
Aaro Koskinen2d200662010-12-17 15:13:47 -0800126#ifdef CONFIG_OMAP_MUX
127static struct omap_board_mux board_mux[] __initdata = {
128 { .reg_offset = OMAP_MUX_TERMINATOR },
129};
130#endif
131
Aaro Koskinen2d200662010-12-17 15:13:47 -0800132static void __init rm680_init(void)
133{
Tony Lindgrena4ca9db2011-08-22 23:57:23 -0700134 struct omap_sdrc_params *sdrc_params;
135
Aaro Koskinen2d200662010-12-17 15:13:47 -0800136 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
137 omap_serial_init();
Tony Lindgrena4ca9db2011-08-22 23:57:23 -0700138
139 sdrc_params = nokia_get_sdram_timings();
140 omap_sdrc_init(sdrc_params, sdrc_params);
141
Mike Rapoport9e186302011-04-27 11:56:12 +0300142 usb_musb_init(NULL);
Aaro Koskinen2d200662010-12-17 15:13:47 -0800143 rm680_peripherals_init();
144}
145
Aaro Koskinen2d200662010-12-17 15:13:47 -0800146MACHINE_START(NOKIA_RM680, "Nokia RM-680 board")
Nicolas Pitre5e52b432011-07-05 22:38:15 -0400147 .atag_offset = 0x100,
Aaro Koskinen2d200662010-12-17 15:13:47 -0800148 .reserve = omap_reserve,
Tony Lindgrene990a402011-09-26 14:52:55 -0700149 .map_io = omap3_map_io,
Tony Lindgren8f5b5a42011-08-22 23:57:24 -0700150 .init_early = omap3630_init_early,
Tony Lindgren741e3a82011-05-17 03:51:26 -0700151 .init_irq = omap3_init_irq,
Marc Zyngier6b2f55d2011-09-06 10:23:45 +0100152 .handle_irq = omap3_intc_handle_irq,
Aaro Koskinen2d200662010-12-17 15:13:47 -0800153 .init_machine = rm680_init,
Shawn Guobbd707a2012-04-26 16:06:50 +0800154 .init_late = omap3630_init_late,
Tony Lindgrene74984e2011-03-29 15:54:48 -0700155 .timer = &omap3_timer,
Russell Kingbaa95882011-11-05 17:06:28 +0000156 .restart = omap_prcm_restart,
Aaro Koskinen2d200662010-12-17 15:13:47 -0800157MACHINE_END
Aaro Koskinen63fc5f32012-03-05 11:08:37 -0800158
159MACHINE_START(NOKIA_RM696, "Nokia RM-696 board")
160 .atag_offset = 0x100,
161 .reserve = omap_reserve,
162 .map_io = omap3_map_io,
163 .init_early = omap3630_init_early,
164 .init_irq = omap3_init_irq,
165 .handle_irq = omap3_intc_handle_irq,
166 .init_machine = rm680_init,
Shawn Guobbd707a2012-04-26 16:06:50 +0800167 .init_late = omap3630_init_late,
Aaro Koskinen63fc5f32012-03-05 11:08:37 -0800168 .timer = &omap3_timer,
169 .restart = omap_prcm_restart,
170MACHINE_END