Merge branch 'drm-nouveau-fixes-3.10' of git://anongit.freedesktop.org/git/nouveau...
[deliverable/linux.git] / arch / arm / mach-omap2 / board-am3517evm.c
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1/*
2 * linux/arch/arm/mach-omap2/board-am3517evm.c
3 *
4 * Copyright (C) 2009 Texas Instruments Incorporated
5 * Author: Ranjith Lohithakshan <ranjithl@ti.com>
6 *
7 * Based on mach-omap2/board-omap3evm.c
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation version 2.
12 *
13 * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
14 * whether express or implied; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 */
18
19#include <linux/kernel.h>
20#include <linux/init.h>
433cdb0a 21#include <linux/clk.h>
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22#include <linux/platform_device.h>
23#include <linux/gpio.h>
5d4292a5 24#include <linux/i2c/pca953x.h>
91733631 25#include <linux/can/platform/ti_hecc.h>
56881d28 26#include <linux/davinci_emac.h>
dd6facfc 27#include <linux/mmc/host.h>
e8c4a7ac 28#include <linux/usb/musb.h>
4b25408f 29#include <linux/platform_data/gpio-omap.h>
c625327e 30
4f9ed545 31#include "am35xx.h"
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32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35
4e65331c 36#include "common.h"
a0b38cc4 37#include <video/omapdss.h>
a0d8dde9 38#include <video/omap-panel-data.h>
c625327e 39
a8195ba8 40#include "am35xx-emac.h"
ca5742bd 41#include "mux.h"
4814ced5 42#include "control.h"
dd6facfc 43#include "hsmmc.h"
ca5742bd 44
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45#define LCD_PANEL_PWR 176
46#define LCD_PANEL_BKLIGHT_PWR 182
47#define LCD_PANEL_PWM 181
48
b91da669 49static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = {
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50 {
51 I2C_BOARD_INFO("s35390a", 0x30),
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52 },
53};
54
55/*
56 * RTC - S35390A
57 */
58#define GPIO_RTCS35390A_IRQ 55
59
60static void __init am3517_evm_rtc_init(void)
61{
62 int r;
63
64 omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP);
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65
66 r = gpio_request_one(GPIO_RTCS35390A_IRQ, GPIOF_IN, "rtcs35390a-irq");
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67 if (r < 0) {
68 printk(KERN_WARNING "failed to request GPIO#%d\n",
69 GPIO_RTCS35390A_IRQ);
70 return;
71 }
bc593f5d 72
b91da669 73 am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
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74}
75
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76/*
77 * I2C GPIO Expander - TCA6416
78 */
79
80/* Mounted on Base-Board */
81static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = {
82 .gpio_base = OMAP_MAX_GPIO_LINES,
83};
b91da669 84static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = {
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85 {
86 I2C_BOARD_INFO("tlv320aic23", 0x1A),
87 },
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88 {
89 I2C_BOARD_INFO("tca6416", 0x21),
90 .platform_data = &am3517evm_gpio_expander_info_0,
91 },
92};
93
94/* Mounted on UI Card */
95static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = {
96 .gpio_base = OMAP_MAX_GPIO_LINES + 16,
97};
98static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = {
99 .gpio_base = OMAP_MAX_GPIO_LINES + 32,
100};
b91da669 101static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = {
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102 {
103 I2C_BOARD_INFO("tca6416", 0x20),
104 .platform_data = &am3517evm_ui_gpio_expander_info_1,
105 },
106 {
107 I2C_BOARD_INFO("tca6416", 0x21),
108 .platform_data = &am3517evm_ui_gpio_expander_info_2,
109 },
110};
111
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112static int __init am3517_evm_i2c_init(void)
113{
114 omap_register_i2c_bus(1, 400, NULL, 0);
b91da669 115 omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo,
116 ARRAY_SIZE(am3517evm_i2c2_boardinfo));
117 omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo,
118 ARRAY_SIZE(am3517evm_i2c3_boardinfo));
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119
120 return 0;
121}
122
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123static struct panel_generic_dpi_data lcd_panel = {
124 .name = "sharp_lq",
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125 .num_gpios = 3,
126 .gpios = {
127 LCD_PANEL_PWR,
128 LCD_PANEL_BKLIGHT_PWR,
129 LCD_PANEL_PWM,
130 },
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131};
132
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133static struct omap_dss_device am3517_evm_lcd_device = {
134 .type = OMAP_DISPLAY_TYPE_DPI,
135 .name = "lcd",
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136 .driver_name = "generic_dpi_panel",
137 .data = &lcd_panel,
c3d33329 138 .phy.dpi.data_lines = 16,
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139};
140
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141static struct omap_dss_device am3517_evm_tv_device = {
142 .type = OMAP_DISPLAY_TYPE_VENC,
143 .name = "tv",
144 .driver_name = "venc",
145 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
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146};
147
2e6f2ee7 148static struct tfp410_platform_data dvi_panel = {
e813a55e 149 .power_down_gpio = -1,
ca2e16fa 150 .i2c_bus_num = -1,
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151};
152
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153static struct omap_dss_device am3517_evm_dvi_device = {
154 .type = OMAP_DISPLAY_TYPE_DPI,
155 .name = "dvi",
2e6f2ee7 156 .driver_name = "tfp410",
89747c91 157 .data = &dvi_panel,
c3d33329 158 .phy.dpi.data_lines = 24,
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159};
160
161static struct omap_dss_device *am3517_evm_dss_devices[] = {
162 &am3517_evm_lcd_device,
163 &am3517_evm_tv_device,
164 &am3517_evm_dvi_device,
165};
166
167static struct omap_dss_board_info am3517_evm_dss_data = {
168 .num_devices = ARRAY_SIZE(am3517_evm_dss_devices),
169 .devices = am3517_evm_dss_devices,
170 .default_device = &am3517_evm_lcd_device,
171};
172
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173/*
174 * Board initialization
175 */
c625327e 176
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177static struct omap_musb_board_data musb_board_data = {
178 .interface_type = MUSB_INTERFACE_ULPI,
179 .mode = MUSB_OTG,
180 .power = 500,
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181 .set_phy_power = am35x_musb_phy_power,
182 .clear_irq = am35x_musb_clear_irq,
a6d28523 183 .set_mode = am35x_set_mode,
fe5a4901 184 .reset = am35x_musb_reset,
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185};
186
187static __init void am3517_evm_musb_init(void)
188{
189 u32 devconf2;
190
191 /*
192 * Set up USB clock/mode in the DEVCONF2 register.
193 */
194 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
195
196 /* USB2.0 PHY reference clock is 13 MHz */
197 devconf2 &= ~(CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE);
198 devconf2 |= CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN
199 | CONF2_DATPOL;
200
201 omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
202
203 usb_musb_init(&musb_board_data);
204}
205
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206static __init void am3517_evm_mcbsp1_init(void)
207{
208 u32 devconf0;
209
210 /* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */
211 devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
212 devconf0 |= OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
213 omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
214}
215
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216static struct usbhs_phy_data phy_data[] __initdata = {
217 {
218 .port = 1,
219 .reset_gpio = 57,
220 .vcc_gpio = -EINVAL,
221 },
222};
223
42973159 224static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
181b250c 225 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
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226#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
227 defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
181b250c 228 .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
de997718 229#else
181b250c 230 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
de997718 231#endif
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232};
233
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234#ifdef CONFIG_OMAP_MUX
235static struct omap_board_mux board_mux[] __initdata = {
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236 /* USB OTG DRVVBUS offset = 0x212 */
237 OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
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238 { .reg_offset = OMAP_MUX_TERMINATOR },
239};
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240#endif
241
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242
243static struct resource am3517_hecc_resources[] = {
244 {
245 .start = AM35XX_IPSS_HECC_BASE,
246 .end = AM35XX_IPSS_HECC_BASE + 0x3FFF,
247 .flags = IORESOURCE_MEM,
248 },
249 {
7d7e1eba 250 .start = 24 + OMAP_INTC_START,
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251 .flags = IORESOURCE_IRQ,
252 },
253};
254
255static struct platform_device am3517_hecc_device = {
256 .name = "ti_hecc",
257 .id = -1,
258 .num_resources = ARRAY_SIZE(am3517_hecc_resources),
259 .resource = am3517_hecc_resources,
260};
261
262static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {
263 .scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET,
264 .scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET,
265 .hecc_ram_offset = AM35XX_HECC_RAM_OFFSET,
266 .mbx_offset = AM35XX_HECC_MBOX_OFFSET,
267 .int_line = AM35XX_HECC_INT_LINE,
268 .version = AM35XX_HECC_VERSION,
269};
270
271static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)
272{
273 am3517_hecc_device.dev.platform_data = pdata;
274 platform_device_register(&am3517_hecc_device);
275}
276
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277static struct omap2_hsmmc_info mmc[] = {
278 {
279 .mmc = 1,
280 .caps = MMC_CAP_4_BIT_DATA,
281 .gpio_cd = 127,
282 .gpio_wp = 126,
283 },
284 {
285 .mmc = 2,
286 .caps = MMC_CAP_4_BIT_DATA,
287 .gpio_cd = 128,
288 .gpio_wp = 129,
289 },
290 {} /* Terminator */
291};
292
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293static void __init am3517_evm_init(void)
294{
ca5742bd 295 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
5241b6b3 296
297 am3517_evm_i2c_init();
d5e13227 298 omap_display_init(&am3517_evm_dss_data);
c625327e 299 omap_serial_init();
a4ca9dbe 300 omap_sdrc_init(NULL, NULL);
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301
302 /* Configure GPIO for EHCI port */
303 omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
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304
305 usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
9e64bb1e 306 usbhs_init(&usbhs_bdata);
91733631 307 am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
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308
309 /* RTC - S35390A */
310 am3517_evm_rtc_init();
311
b91da669 312 i2c_register_board_info(1, am3517evm_i2c1_boardinfo,
313 ARRAY_SIZE(am3517evm_i2c1_boardinfo));
56881d28 314 /*Ethernet*/
a8195ba8 315 am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
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316
317 /* MUSB */
318 am3517_evm_musb_init();
dd6facfc 319
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320 /* McBSP1 */
321 am3517_evm_mcbsp1_init();
322
dd6facfc 323 /* MMC init function */
3b972bf0 324 omap_hsmmc_init(mmc);
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325}
326
c625327e 327MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM")
5e52b435 328 .atag_offset = 0x100,
71ee7dad 329 .reserve = omap_reserve,
3dc3bad6 330 .map_io = omap3_map_io,
8f5b5a41 331 .init_early = am35xx_init_early,
741e3a89 332 .init_irq = omap3_init_irq,
6b2f55d7 333 .handle_irq = omap3_intc_handle_irq,
c625327e 334 .init_machine = am3517_evm_init,
bbd707ac 335 .init_late = am35xx_init_late,
6bb27d73 336 .init_time = omap3_sync32k_timer_init,
187e3e06 337 .restart = omap3xxx_restart,
c625327e 338MACHINE_END
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