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1/*
2 * linux/arch/arm/mach-omap2/board-omap3logic.c
3 *
4 * Copyright (C) 2010 Li-Pro.Net
5 * Stephan Linz <linz@li-pro.net>
6 *
7 * Copyright (C) 2010-2012 Logic Product Development, Inc.
8 * Peter Barada <peter.barada@logicpd.com>
9 * Ashwin BIhari <ashwin.bihari@logicpd.com>
10 *
11 * Modified from Beagle, EVM, and RX51
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License version 2 as
15 * published by the Free Software Foundation.
16 */
17
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/platform_device.h>
21#include <linux/delay.h>
22#include <linux/err.h>
23#include <linux/clk.h>
24#include <linux/io.h>
25#include <linux/gpio.h>
26
27#include <linux/regulator/fixed.h>
28#include <linux/regulator/machine.h>
29
30#include <linux/i2c/twl.h>
31#include <linux/mmc/host.h>
32#include <linux/usb/phy.h>
33
34#include <asm/mach-types.h>
35#include <asm/mach/arch.h>
36#include <asm/mach/map.h>
37
38#include "common.h"
39#include "mux.h"
40#include "hsmmc.h"
41#include "control.h"
42#include "common-board-devices.h"
43#include "gpmc.h"
44#include "gpmc-smsc911x.h"
45
46#define OMAP3LOGIC_SMSC911X_CS 1
47
48#define OMAP3530_LV_SOM_MMC_GPIO_CD 110
49#define OMAP3530_LV_SOM_MMC_GPIO_WP 126
50#define OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ 152
51
52#define OMAP3_TORPEDO_MMC_GPIO_CD 127
53#define OMAP3_TORPEDO_SMSC911X_GPIO_IRQ 129
54
55static struct regulator_consumer_supply omap3logic_vmmc1_supply[] = {
56 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
57};
58
59/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
60static struct regulator_init_data omap3logic_vmmc1 = {
61 .constraints = {
62 .name = "VMMC1",
63 .min_uV = 1850000,
64 .max_uV = 3150000,
65 .valid_modes_mask = REGULATOR_MODE_NORMAL
66 | REGULATOR_MODE_STANDBY,
67 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
68 | REGULATOR_CHANGE_MODE
69 | REGULATOR_CHANGE_STATUS,
70 },
71 .num_consumer_supplies = ARRAY_SIZE(omap3logic_vmmc1_supply),
72 .consumer_supplies = omap3logic_vmmc1_supply,
73};
74
75static struct twl4030_gpio_platform_data omap3logic_gpio_data = {
76 .use_leds = true,
77 .pullups = BIT(1),
78 .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8)
79 | BIT(13) | BIT(15) | BIT(16) | BIT(17),
80};
81
82static struct twl4030_usb_data omap3logic_usb_data = {
83 .usb_mode = T2_USB_MODE_ULPI,
84};
85
86
87static struct twl4030_platform_data omap3logic_twldata = {
88 /* platform_data for children goes here */
89 .gpio = &omap3logic_gpio_data,
90 .vmmc1 = &omap3logic_vmmc1,
91 .usb = &omap3logic_usb_data,
92};
93
94static int __init omap3logic_i2c_init(void)
95{
96 omap3_pmic_init("twl4030", &omap3logic_twldata);
97 return 0;
98}
99
100static struct omap2_hsmmc_info __initdata board_mmc_info[] = {
101 {
102 .name = "external",
103 .mmc = 1,
104 .caps = MMC_CAP_4_BIT_DATA,
105 .gpio_cd = -EINVAL,
106 .gpio_wp = -EINVAL,
107 },
108 {} /* Terminator */
109};
110
111static void __init board_mmc_init(void)
112{
113 if (machine_is_omap3530_lv_som()) {
114 /* OMAP3530 LV SOM board */
115 board_mmc_info[0].gpio_cd = OMAP3530_LV_SOM_MMC_GPIO_CD;
116 board_mmc_info[0].gpio_wp = OMAP3530_LV_SOM_MMC_GPIO_WP;
117 omap_mux_init_signal("gpio_110", OMAP_PIN_OUTPUT);
118 omap_mux_init_signal("gpio_126", OMAP_PIN_OUTPUT);
119 } else if (machine_is_omap3_torpedo()) {
120 /* OMAP3 Torpedo board */
121 board_mmc_info[0].gpio_cd = OMAP3_TORPEDO_MMC_GPIO_CD;
122 omap_mux_init_signal("gpio_127", OMAP_PIN_OUTPUT);
123 } else {
124 /* unsupported board */
125 printk(KERN_ERR "%s(): unknown machine type\n", __func__);
126 return;
127 }
128
129 omap_hsmmc_init(board_mmc_info);
130}
131
132static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = {
133 .cs = OMAP3LOGIC_SMSC911X_CS,
134 .gpio_irq = -EINVAL,
135 .gpio_reset = -EINVAL,
136};
137
138/* TODO/FIXME (comment by Peter Barada, LogicPD):
139 * Fix the PBIAS voltage for Torpedo MMC1 pins that
140 * are used for other needs (IRQs, etc). */
141static void omap3torpedo_fix_pbias_voltage(void)
142{
143 u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
144 u32 reg;
145
146 if (machine_is_omap3_torpedo())
147 {
148 /* Set the bias for the pin */
149 reg = omap_ctrl_readl(control_pbias_offset);
150
151 reg &= ~OMAP343X_PBIASLITEPWRDNZ1;
152 omap_ctrl_writel(reg, control_pbias_offset);
153
154 /* 100ms delay required for PBIAS configuration */
155 msleep(100);
156
157 reg |= OMAP343X_PBIASLITEVMODE1;
158 reg |= OMAP343X_PBIASLITEPWRDNZ1;
159 omap_ctrl_writel(reg | 0x300, control_pbias_offset);
160 }
161}
162
163static inline void __init board_smsc911x_init(void)
164{
165 if (machine_is_omap3530_lv_som()) {
166 /* OMAP3530 LV SOM board */
167 board_smsc911x_data.gpio_irq =
168 OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ;
169 omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT);
170 } else if (machine_is_omap3_torpedo()) {
171 /* OMAP3 Torpedo board */
172 board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ;
173 omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT);
174 } else {
175 /* unsupported board */
176 printk(KERN_ERR "%s(): unknown machine type\n", __func__);
177 return;
178 }
179
180 gpmc_smsc911x_init(&board_smsc911x_data);
181}
182
183#ifdef CONFIG_OMAP_MUX
184static struct omap_board_mux board_mux[] __initdata = {
185 /* mUSB */
186 OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
187 OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
188 OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
189 OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
190 OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
191 OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
192 OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
193 OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
194 OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
195 OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
196 OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
197 OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
198
199 { .reg_offset = OMAP_MUX_TERMINATOR },
200};
201#endif
202
203static struct regulator_consumer_supply dummy_supplies[] = {
204 REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
205 REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
206};
207
208static void __init omap3logic_init(void)
209{
210 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
211 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
212 omap3torpedo_fix_pbias_voltage();
213 omap3logic_i2c_init();
214 omap_serial_init();
215 omap_sdrc_init(NULL, NULL);
216 board_mmc_init();
217 board_smsc911x_init();
218
219 usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
220 usb_musb_init(NULL);
221
222 /* Ensure SDRC pins are mux'd for self-refresh */
223 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
224 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
225}
226
227MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
228 .atag_offset = 0x100,
229 .reserve = omap_reserve,
230 .map_io = omap3_map_io,
231 .init_early = omap35xx_init_early,
232 .init_irq = omap3_init_irq,
233 .handle_irq = omap3_intc_handle_irq,
234 .init_machine = omap3logic_init,
235 .init_late = omap35xx_init_late,
236 .init_time = omap3_sync32k_timer_init,
237 .restart = omap3xxx_restart,
238MACHINE_END
239
240MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
241 .atag_offset = 0x100,
242 .reserve = omap_reserve,
243 .map_io = omap3_map_io,
244 .init_early = omap35xx_init_early,
245 .init_irq = omap3_init_irq,
246 .handle_irq = omap3_intc_handle_irq,
247 .init_machine = omap3logic_init,
248 .init_late = omap35xx_init_late,
249 .init_time = omap3_sync32k_timer_init,
250 .restart = omap3xxx_restart,
251MACHINE_END
1/*
2 * linux/arch/arm/mach-omap2/board-omap3logic.c
3 *
4 * Copyright (C) 2010 Li-Pro.Net
5 * Stephan Linz <linz@li-pro.net>
6 *
7 * Copyright (C) 2010 Logic Product Development, Inc.
8 * Peter Barada <peter.barada@logicpd.com>
9 *
10 * Modified from Beagle, EVM, and RX51
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#include <linux/kernel.h>
18#include <linux/init.h>
19#include <linux/platform_device.h>
20#include <linux/delay.h>
21#include <linux/err.h>
22#include <linux/clk.h>
23#include <linux/io.h>
24#include <linux/gpio.h>
25
26#include <linux/regulator/machine.h>
27
28#include <linux/i2c/twl.h>
29#include <linux/mmc/host.h>
30
31#include <mach/hardware.h>
32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35
36#include "mux.h"
37#include "hsmmc.h"
38#include "control.h"
39#include "common-board-devices.h"
40
41#include <plat/mux.h>
42#include <plat/board.h>
43#include <plat/common.h>
44#include <plat/gpmc-smsc911x.h>
45#include <plat/gpmc.h>
46#include <plat/sdrc.h>
47
48#define OMAP3LOGIC_SMSC911X_CS 1
49
50#define OMAP3530_LV_SOM_MMC_GPIO_CD 110
51#define OMAP3530_LV_SOM_MMC_GPIO_WP 126
52#define OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ 152
53
54#define OMAP3_TORPEDO_MMC_GPIO_CD 127
55#define OMAP3_TORPEDO_SMSC911X_GPIO_IRQ 129
56
57static struct regulator_consumer_supply omap3logic_vmmc1_supply[] = {
58 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
59};
60
61/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
62static struct regulator_init_data omap3logic_vmmc1 = {
63 .constraints = {
64 .name = "VMMC1",
65 .min_uV = 1850000,
66 .max_uV = 3150000,
67 .valid_modes_mask = REGULATOR_MODE_NORMAL
68 | REGULATOR_MODE_STANDBY,
69 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
70 | REGULATOR_CHANGE_MODE
71 | REGULATOR_CHANGE_STATUS,
72 },
73 .num_consumer_supplies = ARRAY_SIZE(omap3logic_vmmc1_supply),
74 .consumer_supplies = omap3logic_vmmc1_supply,
75};
76
77static struct twl4030_gpio_platform_data omap3logic_gpio_data = {
78 .gpio_base = OMAP_MAX_GPIO_LINES,
79 .irq_base = TWL4030_GPIO_IRQ_BASE,
80 .irq_end = TWL4030_GPIO_IRQ_END,
81 .use_leds = true,
82 .pullups = BIT(1),
83 .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8)
84 | BIT(13) | BIT(15) | BIT(16) | BIT(17),
85};
86
87static struct twl4030_platform_data omap3logic_twldata = {
88 .irq_base = TWL4030_IRQ_BASE,
89 .irq_end = TWL4030_IRQ_END,
90
91 /* platform_data for children goes here */
92 .gpio = &omap3logic_gpio_data,
93 .vmmc1 = &omap3logic_vmmc1,
94};
95
96static int __init omap3logic_i2c_init(void)
97{
98 omap3_pmic_init("twl4030", &omap3logic_twldata);
99 return 0;
100}
101
102static struct omap2_hsmmc_info __initdata board_mmc_info[] = {
103 {
104 .name = "external",
105 .mmc = 1,
106 .caps = MMC_CAP_4_BIT_DATA,
107 .gpio_cd = -EINVAL,
108 .gpio_wp = -EINVAL,
109 },
110 {} /* Terminator */
111};
112
113static void __init board_mmc_init(void)
114{
115 if (machine_is_omap3530_lv_som()) {
116 /* OMAP3530 LV SOM board */
117 board_mmc_info[0].gpio_cd = OMAP3530_LV_SOM_MMC_GPIO_CD;
118 board_mmc_info[0].gpio_wp = OMAP3530_LV_SOM_MMC_GPIO_WP;
119 omap_mux_init_signal("gpio_110", OMAP_PIN_OUTPUT);
120 omap_mux_init_signal("gpio_126", OMAP_PIN_OUTPUT);
121 } else if (machine_is_omap3_torpedo()) {
122 /* OMAP3 Torpedo board */
123 board_mmc_info[0].gpio_cd = OMAP3_TORPEDO_MMC_GPIO_CD;
124 omap_mux_init_signal("gpio_127", OMAP_PIN_OUTPUT);
125 } else {
126 /* unsupported board */
127 printk(KERN_ERR "%s(): unknown machine type\n", __func__);
128 return;
129 }
130
131 omap2_hsmmc_init(board_mmc_info);
132}
133
134static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = {
135 .cs = OMAP3LOGIC_SMSC911X_CS,
136 .gpio_irq = -EINVAL,
137 .gpio_reset = -EINVAL,
138};
139
140/* TODO/FIXME (comment by Peter Barada, LogicPD):
141 * Fix the PBIAS voltage for Torpedo MMC1 pins that
142 * are used for other needs (IRQs, etc). */
143static void omap3torpedo_fix_pbias_voltage(void)
144{
145 u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
146 u32 reg;
147
148 if (machine_is_omap3_torpedo())
149 {
150 /* Set the bias for the pin */
151 reg = omap_ctrl_readl(control_pbias_offset);
152
153 reg &= ~OMAP343X_PBIASLITEPWRDNZ1;
154 omap_ctrl_writel(reg, control_pbias_offset);
155
156 /* 100ms delay required for PBIAS configuration */
157 msleep(100);
158
159 reg |= OMAP343X_PBIASLITEVMODE1;
160 reg |= OMAP343X_PBIASLITEPWRDNZ1;
161 omap_ctrl_writel(reg | 0x300, control_pbias_offset);
162 }
163}
164
165static inline void __init board_smsc911x_init(void)
166{
167 if (machine_is_omap3530_lv_som()) {
168 /* OMAP3530 LV SOM board */
169 board_smsc911x_data.gpio_irq =
170 OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ;
171 omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT);
172 } else if (machine_is_omap3_torpedo()) {
173 /* OMAP3 Torpedo board */
174 board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ;
175 omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT);
176 } else {
177 /* unsupported board */
178 printk(KERN_ERR "%s(): unknown machine type\n", __func__);
179 return;
180 }
181
182 gpmc_smsc911x_init(&board_smsc911x_data);
183}
184
185static void __init omap3logic_init_early(void)
186{
187 omap2_init_common_infrastructure();
188 omap2_init_common_devices(NULL, NULL);
189}
190
191#ifdef CONFIG_OMAP_MUX
192static struct omap_board_mux board_mux[] __initdata = {
193 { .reg_offset = OMAP_MUX_TERMINATOR },
194};
195#endif
196
197static void __init omap3logic_init(void)
198{
199 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
200 omap3torpedo_fix_pbias_voltage();
201 omap3logic_i2c_init();
202 omap_serial_init();
203 board_mmc_init();
204 board_smsc911x_init();
205
206 /* Ensure SDRC pins are mux'd for self-refresh */
207 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
208 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
209}
210
211MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
212 .boot_params = 0x80000100,
213 .map_io = omap3_map_io,
214 .init_early = omap3logic_init_early,
215 .init_irq = omap3_init_irq,
216 .init_machine = omap3logic_init,
217 .timer = &omap3_timer,
218MACHINE_END
219
220MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
221 .boot_params = 0x80000100,
222 .map_io = omap3_map_io,
223 .init_early = omap3logic_init_early,
224 .init_irq = omap3_init_irq,
225 .init_machine = omap3logic_init,
226 .timer = &omap3_timer,
227MACHINE_END