Commit | Line | Data |
---|---|---|
d40f3f15 TN |
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 | * | |
44bb3198 | 7 | * Copyright (C) 2010-2012 Logic Product Development, Inc. |
d40f3f15 | 8 | * Peter Barada <peter.barada@logicpd.com> |
44bb3198 | 9 | * Ashwin BIhari <ashwin.bihari@logicpd.com> |
d40f3f15 TN |
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 | ||
5b3689f4 | 27 | #include <linux/regulator/fixed.h> |
d40f3f15 TN |
28 | #include <linux/regulator/machine.h> |
29 | ||
30 | #include <linux/i2c/twl.h> | |
8430281b | 31 | #include <linux/mmc/host.h> |
d40f3f15 TN |
32 | |
33 | #include <mach/hardware.h> | |
34 | #include <asm/mach-types.h> | |
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/map.h> | |
37 | ||
38 | #include "mux.h" | |
8430281b | 39 | #include "hsmmc.h" |
4814ced5 | 40 | #include "control.h" |
fbd8071c | 41 | #include "common-board-devices.h" |
d40f3f15 TN |
42 | |
43 | #include <plat/mux.h> | |
44 | #include <plat/board.h> | |
4e65331c | 45 | #include "common.h" |
26428b5c | 46 | #include <plat/gpmc-smsc911x.h> |
d40f3f15 | 47 | #include <plat/gpmc.h> |
d40f3f15 | 48 | #include <plat/sdrc.h> |
44bb3198 | 49 | #include <plat/usb.h> |
d40f3f15 TN |
50 | |
51 | #define OMAP3LOGIC_SMSC911X_CS 1 | |
52 | ||
53 | #define OMAP3530_LV_SOM_MMC_GPIO_CD 110 | |
54 | #define OMAP3530_LV_SOM_MMC_GPIO_WP 126 | |
55 | #define OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ 152 | |
56 | ||
57 | #define OMAP3_TORPEDO_MMC_GPIO_CD 127 | |
58 | #define OMAP3_TORPEDO_SMSC911X_GPIO_IRQ 129 | |
59 | ||
786b01a8 OD |
60 | static struct regulator_consumer_supply omap3logic_vmmc1_supply[] = { |
61 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), | |
d40f3f15 TN |
62 | }; |
63 | ||
64 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ | |
65 | static struct regulator_init_data omap3logic_vmmc1 = { | |
66 | .constraints = { | |
67 | .name = "VMMC1", | |
68 | .min_uV = 1850000, | |
69 | .max_uV = 3150000, | |
70 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
71 | | REGULATOR_MODE_STANDBY, | |
72 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
73 | | REGULATOR_CHANGE_MODE | |
74 | | REGULATOR_CHANGE_STATUS, | |
75 | }, | |
786b01a8 OD |
76 | .num_consumer_supplies = ARRAY_SIZE(omap3logic_vmmc1_supply), |
77 | .consumer_supplies = omap3logic_vmmc1_supply, | |
d40f3f15 TN |
78 | }; |
79 | ||
80 | static struct twl4030_gpio_platform_data omap3logic_gpio_data = { | |
81 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
82 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
83 | .irq_end = TWL4030_GPIO_IRQ_END, | |
84 | .use_leds = true, | |
85 | .pullups = BIT(1), | |
86 | .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | |
87 | | BIT(13) | BIT(15) | BIT(16) | BIT(17), | |
88 | }; | |
89 | ||
44bb3198 AB |
90 | static struct twl4030_usb_data omap3logic_usb_data = { |
91 | .usb_mode = T2_USB_MODE_ULPI, | |
92 | }; | |
93 | ||
94 | ||
d40f3f15 TN |
95 | static struct twl4030_platform_data omap3logic_twldata = { |
96 | .irq_base = TWL4030_IRQ_BASE, | |
97 | .irq_end = TWL4030_IRQ_END, | |
98 | ||
99 | /* platform_data for children goes here */ | |
100 | .gpio = &omap3logic_gpio_data, | |
8430281b | 101 | .vmmc1 = &omap3logic_vmmc1, |
44bb3198 | 102 | .usb = &omap3logic_usb_data, |
d40f3f15 TN |
103 | }; |
104 | ||
d40f3f15 TN |
105 | static int __init omap3logic_i2c_init(void) |
106 | { | |
fbd8071c | 107 | omap3_pmic_init("twl4030", &omap3logic_twldata); |
d40f3f15 TN |
108 | return 0; |
109 | } | |
110 | ||
8430281b TN |
111 | static struct omap2_hsmmc_info __initdata board_mmc_info[] = { |
112 | { | |
113 | .name = "external", | |
114 | .mmc = 1, | |
115 | .caps = MMC_CAP_4_BIT_DATA, | |
116 | .gpio_cd = -EINVAL, | |
117 | .gpio_wp = -EINVAL, | |
118 | }, | |
119 | {} /* Terminator */ | |
120 | }; | |
121 | ||
122 | static void __init board_mmc_init(void) | |
123 | { | |
124 | if (machine_is_omap3530_lv_som()) { | |
125 | /* OMAP3530 LV SOM board */ | |
126 | board_mmc_info[0].gpio_cd = OMAP3530_LV_SOM_MMC_GPIO_CD; | |
127 | board_mmc_info[0].gpio_wp = OMAP3530_LV_SOM_MMC_GPIO_WP; | |
128 | omap_mux_init_signal("gpio_110", OMAP_PIN_OUTPUT); | |
129 | omap_mux_init_signal("gpio_126", OMAP_PIN_OUTPUT); | |
130 | } else if (machine_is_omap3_torpedo()) { | |
131 | /* OMAP3 Torpedo board */ | |
132 | board_mmc_info[0].gpio_cd = OMAP3_TORPEDO_MMC_GPIO_CD; | |
133 | omap_mux_init_signal("gpio_127", OMAP_PIN_OUTPUT); | |
134 | } else { | |
135 | /* unsupported board */ | |
136 | printk(KERN_ERR "%s(): unknown machine type\n", __func__); | |
137 | return; | |
138 | } | |
139 | ||
3b972bf0 | 140 | omap_hsmmc_init(board_mmc_info); |
8430281b TN |
141 | } |
142 | ||
26428b5c TN |
143 | static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = { |
144 | .cs = OMAP3LOGIC_SMSC911X_CS, | |
145 | .gpio_irq = -EINVAL, | |
146 | .gpio_reset = -EINVAL, | |
26428b5c TN |
147 | }; |
148 | ||
149 | /* TODO/FIXME (comment by Peter Barada, LogicPD): | |
150 | * Fix the PBIAS voltage for Torpedo MMC1 pins that | |
151 | * are used for other needs (IRQs, etc). */ | |
152 | static void omap3torpedo_fix_pbias_voltage(void) | |
153 | { | |
154 | u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE; | |
155 | u32 reg; | |
156 | ||
157 | if (machine_is_omap3_torpedo()) | |
158 | { | |
159 | /* Set the bias for the pin */ | |
160 | reg = omap_ctrl_readl(control_pbias_offset); | |
161 | ||
162 | reg &= ~OMAP343X_PBIASLITEPWRDNZ1; | |
163 | omap_ctrl_writel(reg, control_pbias_offset); | |
164 | ||
165 | /* 100ms delay required for PBIAS configuration */ | |
166 | msleep(100); | |
167 | ||
168 | reg |= OMAP343X_PBIASLITEVMODE1; | |
169 | reg |= OMAP343X_PBIASLITEPWRDNZ1; | |
170 | omap_ctrl_writel(reg | 0x300, control_pbias_offset); | |
171 | } | |
172 | } | |
173 | ||
174 | static inline void __init board_smsc911x_init(void) | |
175 | { | |
176 | if (machine_is_omap3530_lv_som()) { | |
177 | /* OMAP3530 LV SOM board */ | |
178 | board_smsc911x_data.gpio_irq = | |
179 | OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ; | |
180 | omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT); | |
181 | } else if (machine_is_omap3_torpedo()) { | |
182 | /* OMAP3 Torpedo board */ | |
183 | board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ; | |
184 | omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT); | |
185 | } else { | |
186 | /* unsupported board */ | |
187 | printk(KERN_ERR "%s(): unknown machine type\n", __func__); | |
188 | return; | |
189 | } | |
190 | ||
191 | gpmc_smsc911x_init(&board_smsc911x_data); | |
192 | } | |
193 | ||
26428b5c TN |
194 | #ifdef CONFIG_OMAP_MUX |
195 | static struct omap_board_mux board_mux[] __initdata = { | |
44bb3198 AB |
196 | /* mUSB */ |
197 | OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
198 | OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), | |
199 | OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
200 | OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
201 | OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
202 | OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
203 | OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
204 | OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
205 | OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
206 | OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
207 | OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
208 | OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), | |
209 | ||
26428b5c TN |
210 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
211 | }; | |
26428b5c TN |
212 | #endif |
213 | ||
5b3689f4 RD |
214 | static struct regulator_consumer_supply dummy_supplies[] = { |
215 | REGULATOR_SUPPLY("vddvario", "smsc911x.0"), | |
216 | REGULATOR_SUPPLY("vdd33a", "smsc911x.0"), | |
217 | }; | |
218 | ||
d40f3f15 TN |
219 | static void __init omap3logic_init(void) |
220 | { | |
5b3689f4 | 221 | regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); |
26428b5c TN |
222 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
223 | omap3torpedo_fix_pbias_voltage(); | |
d40f3f15 TN |
224 | omap3logic_i2c_init(); |
225 | omap_serial_init(); | |
a4ca9dbe | 226 | omap_sdrc_init(NULL, NULL); |
8430281b | 227 | board_mmc_init(); |
26428b5c TN |
228 | board_smsc911x_init(); |
229 | ||
44bb3198 AB |
230 | usb_musb_init(NULL); |
231 | ||
d40f3f15 TN |
232 | /* Ensure SDRC pins are mux'd for self-refresh */ |
233 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); | |
234 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); | |
235 | } | |
236 | ||
237 | MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") | |
5e52b435 | 238 | .atag_offset = 0x100, |
afbb1893 | 239 | .reserve = omap_reserve, |
d40f3f15 | 240 | .map_io = omap3_map_io, |
8f5b5a41 | 241 | .init_early = omap35xx_init_early, |
741e3a89 | 242 | .init_irq = omap3_init_irq, |
6b2f55d7 | 243 | .handle_irq = omap3_intc_handle_irq, |
d40f3f15 | 244 | .init_machine = omap3logic_init, |
bbd707ac | 245 | .init_late = omap35xx_init_late, |
e74984e4 | 246 | .timer = &omap3_timer, |
baa95883 | 247 | .restart = omap_prcm_restart, |
d40f3f15 TN |
248 | MACHINE_END |
249 | ||
250 | MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") | |
5e52b435 | 251 | .atag_offset = 0x100, |
afbb1893 | 252 | .reserve = omap_reserve, |
d40f3f15 | 253 | .map_io = omap3_map_io, |
8f5b5a41 | 254 | .init_early = omap35xx_init_early, |
741e3a89 | 255 | .init_irq = omap3_init_irq, |
6b2f55d7 | 256 | .handle_irq = omap3_intc_handle_irq, |
d40f3f15 | 257 | .init_machine = omap3logic_init, |
bbd707ac | 258 | .init_late = omap35xx_init_late, |
e74984e4 | 259 | .timer = &omap3_timer, |
baa95883 | 260 | .restart = omap_prcm_restart, |
d40f3f15 | 261 | MACHINE_END |