OMAP: 2420SDP: Port the display driver to new DSS2
[deliverable/linux.git] / arch / arm / mach-omap2 / board-2430sdp.c
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1/*
2 * linux/arch/arm/mach-omap2/board-2430sdp.c
3 *
4 * Copyright (C) 2006 Texas Instruments
5 *
6 * Modified from mach-omap2/board-generic.c
7 *
8 * Initial Code : Based on a patch from Komal Shah and Richard Woodruff
9 * Updated the Code for 2430 SDP : Syed Mohammed Khasim
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
16#include <linux/kernel.h>
17#include <linux/init.h>
18#include <linux/platform_device.h>
19#include <linux/mtd/mtd.h>
20#include <linux/mtd/partitions.h>
561b036a 21#include <linux/mtd/physmap.h>
3a63833e 22#include <linux/mmc/host.h>
72d0f1c3 23#include <linux/delay.h>
b07682b6 24#include <linux/i2c/twl.h>
d3f02fc3 25#include <linux/regulator/machine.h>
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26#include <linux/err.h>
27#include <linux/clk.h>
fced80c7 28#include <linux/io.h>
f9fa1bb9 29#include <linux/gpio.h>
72d0f1c3 30
a09e64fb 31#include <mach/hardware.h>
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32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
72d0f1c3 35
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36#include <plat/board.h>
37#include <plat/common.h>
38#include <plat/gpmc.h>
39#include <plat/usb.h>
40#include <plat/gpmc-smc91x.h>
72d0f1c3 41
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42#include <video/omapdss.h>
43#include <video/omap-panel-generic-dpi.h>
44
369ed78f 45#include "mux.h"
d02a900b 46#include "hsmmc.h"
fbd8071c 47#include "common-board-devices.h"
72d0f1c3 48
a362fdbd 49#define SDP2430_CS0_BASE 0x04000000
7d8e967f 50#define SECONDARY_LCD_GPIO 147
a362fdbd 51
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52static struct mtd_partition sdp2430_partitions[] = {
53 /* bootloader (U-Boot, etc) in first sector */
54 {
55 .name = "bootloader",
56 .offset = 0,
57 .size = SZ_256K,
58 .mask_flags = MTD_WRITEABLE, /* force read-only */
59 },
60 /* bootloader params in the next sector */
61 {
62 .name = "params",
63 .offset = MTDPART_OFS_APPEND,
64 .size = SZ_128K,
65 .mask_flags = 0,
66 },
67 /* kernel */
68 {
69 .name = "kernel",
70 .offset = MTDPART_OFS_APPEND,
71 .size = SZ_2M,
72 .mask_flags = 0
73 },
74 /* file system */
75 {
76 .name = "filesystem",
77 .offset = MTDPART_OFS_APPEND,
78 .size = MTDPART_SIZ_FULL,
79 .mask_flags = 0
80 }
81};
82
561b036a 83static struct physmap_flash_data sdp2430_flash_data = {
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84 .width = 2,
85 .parts = sdp2430_partitions,
86 .nr_parts = ARRAY_SIZE(sdp2430_partitions),
87};
88
89static struct resource sdp2430_flash_resource = {
90 .start = SDP2430_CS0_BASE,
91 .end = SDP2430_CS0_BASE + SZ_64M - 1,
92 .flags = IORESOURCE_MEM,
93};
94
95static struct platform_device sdp2430_flash_device = {
561b036a 96 .name = "physmap-flash",
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97 .id = 0,
98 .dev = {
99 .platform_data = &sdp2430_flash_data,
100 },
101 .num_resources = 1,
102 .resource = &sdp2430_flash_resource,
103};
104
72d0f1c3 105static struct platform_device *sdp2430_devices[] __initdata = {
72d0f1c3 106 &sdp2430_flash_device,
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107};
108
109/* LCD */
110#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91
111#define SDP2430_LCD_PANEL_ENABLE_GPIO 154
112
113static int sdp2430_panel_enable_lcd(struct omap_dss_device *dssdev)
114{
115 gpio_direction_output(SDP2430_LCD_PANEL_ENABLE_GPIO, 1);
116 gpio_direction_output(SDP2430_LCD_PANEL_BACKLIGHT_GPIO, 1);
117
118 return 0;
119}
120
121static void sdp2430_panel_disable_lcd(struct omap_dss_device *dssdev)
122{
123 gpio_direction_output(SDP2430_LCD_PANEL_ENABLE_GPIO, 0);
124 gpio_direction_output(SDP2430_LCD_PANEL_BACKLIGHT_GPIO, 0);
125}
126
127static struct panel_generic_dpi_data sdp2430_panel_data = {
128 .name = "nec_nl2432dr22-11b",
129 .platform_enable = sdp2430_panel_enable_lcd,
130 .platform_disable = sdp2430_panel_disable_lcd,
131};
132
133static struct omap_dss_device sdp2430_lcd_device = {
134 .name = "lcd",
135 .driver_name = "generic_dpi_panel",
136 .type = OMAP_DISPLAY_TYPE_DPI,
137 .phy.dpi.data_lines = 16,
138 .data = &sdp2430_panel_data,
139};
140
141static struct omap_dss_device *sdp2430_dss_devices[] = {
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142 &sdp2430_lcd_device,
143};
144
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145static struct omap_dss_board_info sdp2430_dss_data = {
146 .num_devices = ARRAY_SIZE(sdp2430_dss_devices),
147 .devices = sdp2430_dss_devices,
148 .default_device = &sdp2430_lcd_device,
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149};
150
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151static void __init sdp2430_display_init(void)
152{
153 int r;
154
155 static struct gpio gpios[] __initdata = {
156 { SDP2430_LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW,
157 "LCD reset" },
158 { SDP2430_LCD_PANEL_BACKLIGHT_GPIO, GPIOF_OUT_INIT_LOW,
159 "LCD Backlight" },
160 };
161
162 r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
163 if (r) {
164 pr_err("Cannot request LCD GPIOs, error %d\n", r);
165 return;
166 }
167
168 omap_display_init(&sdp2430_dss_data);
169}
170
1a48e157 171#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE)
72d0f1c3 172
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173static struct omap_smc91x_platform_data board_smc91x_data = {
174 .cs = 5,
175 .gpio_irq = 149,
176 .flags = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 |
177 IORESOURCE_IRQ_LOWLEVEL,
44595982 178
1a48e157 179};
72d0f1c3 180
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181static void __init board_smc91x_init(void)
182{
25d6f630 183 omap_mux_init_gpio(149, OMAP_PIN_INPUT);
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184 gpmc_smc91x_init(&board_smc91x_data);
185}
72d0f1c3 186
1a48e157 187#else
72d0f1c3 188
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189static inline void board_smc91x_init(void)
190{
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191}
192
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193#endif
194
3dc3bad6 195static void __init omap_2430sdp_init_early(void)
72d0f1c3 196{
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197 omap2_init_common_infrastructure();
198 omap2_init_common_devices(NULL, NULL);
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199}
200
d3f02fc3 201static struct regulator_consumer_supply sdp2430_vmmc1_supplies[] = {
0005ae73 202 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
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203};
204
205/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
206static struct regulator_init_data sdp2430_vmmc1 = {
207 .constraints = {
208 .min_uV = 1850000,
209 .max_uV = 3150000,
210 .valid_modes_mask = REGULATOR_MODE_NORMAL
211 | REGULATOR_MODE_STANDBY,
212 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
213 | REGULATOR_CHANGE_MODE
214 | REGULATOR_CHANGE_STATUS,
215 },
216 .num_consumer_supplies = ARRAY_SIZE(sdp2430_vmmc1_supplies),
217 .consumer_supplies = &sdp2430_vmmc1_supplies[0],
218};
219
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220static struct twl4030_gpio_platform_data sdp2430_gpio_data = {
221 .gpio_base = OMAP_MAX_GPIO_LINES,
222 .irq_base = TWL4030_GPIO_IRQ_BASE,
223 .irq_end = TWL4030_GPIO_IRQ_END,
224};
225
226static struct twl4030_platform_data sdp2430_twldata = {
227 .irq_base = TWL4030_IRQ_BASE,
228 .irq_end = TWL4030_IRQ_END,
229
230 /* platform_data for children goes here */
231 .gpio = &sdp2430_gpio_data,
d3f02fc3 232 .vmmc1 = &sdp2430_vmmc1,
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233};
234
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235static struct i2c_board_info __initdata sdp2430_i2c1_boardinfo[] = {
236 {
237 I2C_BOARD_INFO("isp1301_omap", 0x2D),
238 .flags = I2C_CLIENT_WAKE,
239 .irq = OMAP_GPIO_IRQ(78),
240 },
241};
242
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243static int __init omap2430_i2c_init(void)
244{
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245 omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo,
246 ARRAY_SIZE(sdp2430_i2c1_boardinfo));
fbd8071c 247 omap2_pmic_init("twl4030", &sdp2430_twldata);
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248 return 0;
249}
250
68ff0423 251static struct omap2_hsmmc_info mmc[] __initdata = {
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252 {
253 .mmc = 1,
3a63833e 254 .caps = MMC_CAP_4_BIT_DATA,
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255 .gpio_cd = -EINVAL,
256 .gpio_wp = -EINVAL,
257 .ext_clock = 1,
258 },
259 {} /* Terminator */
260};
261
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262static struct omap_usb_config sdp2430_usb_config __initdata = {
263 .otg = 1,
264#ifdef CONFIG_USB_GADGET_OMAP
265 .hmc_mode = 0x0,
266#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
267 .hmc_mode = 0x1,
268#endif
269 .pins[0] = 3,
270};
884b8369 271
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272#ifdef CONFIG_OMAP_MUX
273static struct omap_board_mux board_mux[] __initdata = {
274 { .reg_offset = OMAP_MUX_TERMINATOR },
275};
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276#endif
277
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278static void __init omap_2430sdp_init(void)
279{
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280 omap2430_mux_init(board_mux, OMAP_PACKAGE_ZAC);
281
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282 omap2430_i2c_init();
283
72d0f1c3 284 platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices));
72d0f1c3 285 omap_serial_init();
68ff0423 286 omap2_hsmmc_init(mmc);
b5e8905b 287 omap2_usbfs_init(&sdp2430_usb_config);
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288
289 omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP);
9e18630b 290 usb_musb_init(NULL);
58310acd 291
1a48e157 292 board_smc91x_init();
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293
294 /* Turn off secondary LCD backlight */
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295 gpio_request_one(SECONDARY_LCD_GPIO, GPIOF_OUT_INIT_LOW,
296 "Secondary LCD backlight");
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297
298 sdp2430_display_init();
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299}
300
301static void __init omap_2430sdp_map_io(void)
302{
c8d2eb8e 303 omap2_set_globals_243x();
6fbd55d0 304 omap243x_map_common_io();
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305}
306
307MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board")
308 /* Maintainer: Syed Khasim - Texas Instruments Inc */
72d0f1c3 309 .boot_params = 0x80000100,
71ee7dad 310 .reserve = omap_reserve,
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311 .map_io = omap_2430sdp_map_io,
312 .init_early = omap_2430sdp_init_early,
741e3a89 313 .init_irq = omap2_init_irq,
72d0f1c3 314 .init_machine = omap_2430sdp_init,
e74984e4 315 .timer = &omap2_timer,
72d0f1c3 316MACHINE_END
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