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19#include <linux/kernel.h>
20#include <linux/init.h>
21#include <linux/clk.h>
22#include <linux/platform_device.h>
23#include <linux/gpio.h>
24#include <linux/i2c/pca953x.h>
25#include <linux/can/platform/ti_hecc.h>
26#include <linux/davinci_emac.h>
27#include <linux/mmc/host.h>
28#include <linux/platform_data/gpio-omap.h>
29
30#include "am35xx.h"
31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
33#include <asm/mach/map.h>
34
35#include "common.h"
36#include <plat/usb.h>
37#include <video/omapdss.h>
38#include <video/omap-panel-generic-dpi.h>
39#include <video/omap-panel-tfp410.h>
40
41#include "am35xx-emac.h"
42#include "mux.h"
43#include "control.h"
44#include "hsmmc.h"
45
46#define LCD_PANEL_PWR 176
47#define LCD_PANEL_BKLIGHT_PWR 182
48#define LCD_PANEL_PWM 181
49
50static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = {
51 {
52 I2C_BOARD_INFO("s35390a", 0x30),
53 },
54};
55
56
57
58
59#define GPIO_RTCS35390A_IRQ 55
60
61static void __init am3517_evm_rtc_init(void)
62{
63 int r;
64
65 omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP);
66
67 r = gpio_request_one(GPIO_RTCS35390A_IRQ, GPIOF_IN, "rtcs35390a-irq");
68 if (r < 0) {
69 printk(KERN_WARNING "failed to request GPIO#%d\n",
70 GPIO_RTCS35390A_IRQ);
71 return;
72 }
73
74 am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
75}
76
77
78
79
80
81
82static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = {
83 .gpio_base = OMAP_MAX_GPIO_LINES,
84};
85static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = {
86 {
87 I2C_BOARD_INFO("tlv320aic23", 0x1A),
88 },
89 {
90 I2C_BOARD_INFO("tca6416", 0x21),
91 .platform_data = &am3517evm_gpio_expander_info_0,
92 },
93};
94
95
96static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = {
97 .gpio_base = OMAP_MAX_GPIO_LINES + 16,
98};
99static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = {
100 .gpio_base = OMAP_MAX_GPIO_LINES + 32,
101};
102static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = {
103 {
104 I2C_BOARD_INFO("tca6416", 0x20),
105 .platform_data = &am3517evm_ui_gpio_expander_info_1,
106 },
107 {
108 I2C_BOARD_INFO("tca6416", 0x21),
109 .platform_data = &am3517evm_ui_gpio_expander_info_2,
110 },
111};
112
113static int __init am3517_evm_i2c_init(void)
114{
115 omap_register_i2c_bus(1, 400, NULL, 0);
116 omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo,
117 ARRAY_SIZE(am3517evm_i2c2_boardinfo));
118 omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo,
119 ARRAY_SIZE(am3517evm_i2c3_boardinfo));
120
121 return 0;
122}
123
124static int lcd_enabled;
125static int dvi_enabled;
126
127#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
128 defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
129static struct gpio am3517_evm_dss_gpios[] __initdata = {
130
131 { LCD_PANEL_BKLIGHT_PWR, GPIOF_OUT_INIT_HIGH, "lcd_backlight_pwr" },
132
133 { LCD_PANEL_PWM, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
134
135 { LCD_PANEL_PWR, GPIOF_OUT_INIT_HIGH, "dvi enable" },
136};
137
138static void __init am3517_evm_display_init(void)
139{
140 int r;
141
142 omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP);
143 omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN);
144 omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN);
145
146 r = gpio_request_array(am3517_evm_dss_gpios,
147 ARRAY_SIZE(am3517_evm_dss_gpios));
148 if (r) {
149 printk(KERN_ERR "failed to get DSS panel control GPIOs\n");
150 return;
151 }
152
153 printk(KERN_INFO "Display initialized successfully\n");
154}
155#else
156static void __init am3517_evm_display_init(void) {}
157#endif
158
159static int am3517_evm_panel_enable_lcd(struct omap_dss_device *dssdev)
160{
161 if (dvi_enabled) {
162 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
163 return -EINVAL;
164 }
165 gpio_set_value(LCD_PANEL_PWR, 1);
166 lcd_enabled = 1;
167
168 return 0;
169}
170
171static void am3517_evm_panel_disable_lcd(struct omap_dss_device *dssdev)
172{
173 gpio_set_value(LCD_PANEL_PWR, 0);
174 lcd_enabled = 0;
175}
176
177static struct panel_generic_dpi_data lcd_panel = {
178 .name = "sharp_lq",
179 .platform_enable = am3517_evm_panel_enable_lcd,
180 .platform_disable = am3517_evm_panel_disable_lcd,
181};
182
183static struct omap_dss_device am3517_evm_lcd_device = {
184 .type = OMAP_DISPLAY_TYPE_DPI,
185 .name = "lcd",
186 .driver_name = "generic_dpi_panel",
187 .data = &lcd_panel,
188 .phy.dpi.data_lines = 16,
189};
190
191static int am3517_evm_panel_enable_tv(struct omap_dss_device *dssdev)
192{
193 return 0;
194}
195
196static void am3517_evm_panel_disable_tv(struct omap_dss_device *dssdev)
197{
198}
199
200static struct omap_dss_device am3517_evm_tv_device = {
201 .type = OMAP_DISPLAY_TYPE_VENC,
202 .name = "tv",
203 .driver_name = "venc",
204 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
205 .platform_enable = am3517_evm_panel_enable_tv,
206 .platform_disable = am3517_evm_panel_disable_tv,
207};
208
209static struct tfp410_platform_data dvi_panel = {
210 .power_down_gpio = -1,
211};
212
213static struct omap_dss_device am3517_evm_dvi_device = {
214 .type = OMAP_DISPLAY_TYPE_DPI,
215 .name = "dvi",
216 .driver_name = "tfp410",
217 .data = &dvi_panel,
218 .phy.dpi.data_lines = 24,
219};
220
221static struct omap_dss_device *am3517_evm_dss_devices[] = {
222 &am3517_evm_lcd_device,
223 &am3517_evm_tv_device,
224 &am3517_evm_dvi_device,
225};
226
227static struct omap_dss_board_info am3517_evm_dss_data = {
228 .num_devices = ARRAY_SIZE(am3517_evm_dss_devices),
229 .devices = am3517_evm_dss_devices,
230 .default_device = &am3517_evm_lcd_device,
231};
232
233
234
235
236
237static struct omap_musb_board_data musb_board_data = {
238 .interface_type = MUSB_INTERFACE_ULPI,
239 .mode = MUSB_OTG,
240 .power = 500,
241 .set_phy_power = am35x_musb_phy_power,
242 .clear_irq = am35x_musb_clear_irq,
243 .set_mode = am35x_set_mode,
244 .reset = am35x_musb_reset,
245};
246
247static __init void am3517_evm_musb_init(void)
248{
249 u32 devconf2;
250
251
252
253
254 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
255
256
257 devconf2 &= ~(CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE);
258 devconf2 |= CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN
259 | CONF2_DATPOL;
260
261 omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
262
263 usb_musb_init(&musb_board_data);
264}
265
266static __init void am3517_evm_mcbsp1_init(void)
267{
268 u32 devconf0;
269
270
271 devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
272 devconf0 |= OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
273 omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
274}
275
276static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
277 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
278#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
279 defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
280 .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
281#else
282 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
283#endif
284 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
285
286 .phy_reset = true,
287 .reset_gpio_port[0] = 57,
288 .reset_gpio_port[1] = -EINVAL,
289 .reset_gpio_port[2] = -EINVAL
290};
291
292#ifdef CONFIG_OMAP_MUX
293static struct omap_board_mux board_mux[] __initdata = {
294
295 OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
296 { .reg_offset = OMAP_MUX_TERMINATOR },
297};
298#endif
299
300
301static struct resource am3517_hecc_resources[] = {
302 {
303 .start = AM35XX_IPSS_HECC_BASE,
304 .end = AM35XX_IPSS_HECC_BASE + 0x3FFF,
305 .flags = IORESOURCE_MEM,
306 },
307 {
308 .start = 24 + OMAP_INTC_START,
309 .flags = IORESOURCE_IRQ,
310 },
311};
312
313static struct platform_device am3517_hecc_device = {
314 .name = "ti_hecc",
315 .id = -1,
316 .num_resources = ARRAY_SIZE(am3517_hecc_resources),
317 .resource = am3517_hecc_resources,
318};
319
320static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {
321 .scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET,
322 .scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET,
323 .hecc_ram_offset = AM35XX_HECC_RAM_OFFSET,
324 .mbx_offset = AM35XX_HECC_MBOX_OFFSET,
325 .int_line = AM35XX_HECC_INT_LINE,
326 .version = AM35XX_HECC_VERSION,
327};
328
329static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)
330{
331 am3517_hecc_device.dev.platform_data = pdata;
332 platform_device_register(&am3517_hecc_device);
333}
334
335static struct omap2_hsmmc_info mmc[] = {
336 {
337 .mmc = 1,
338 .caps = MMC_CAP_4_BIT_DATA,
339 .gpio_cd = 127,
340 .gpio_wp = 126,
341 },
342 {
343 .mmc = 2,
344 .caps = MMC_CAP_4_BIT_DATA,
345 .gpio_cd = 128,
346 .gpio_wp = 129,
347 },
348 {}
349};
350
351
352static void __init am3517_evm_init(void)
353{
354 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
355
356 am3517_evm_i2c_init();
357 omap_display_init(&am3517_evm_dss_data);
358 omap_serial_init();
359 omap_sdrc_init(NULL, NULL);
360
361
362 omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
363 usbhs_init(&usbhs_bdata);
364 am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
365
366 am3517_evm_display_init();
367
368
369 am3517_evm_rtc_init();
370
371 i2c_register_board_info(1, am3517evm_i2c1_boardinfo,
372 ARRAY_SIZE(am3517evm_i2c1_boardinfo));
373
374 am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
375
376
377 am3517_evm_musb_init();
378
379
380 am3517_evm_mcbsp1_init();
381
382
383 omap_hsmmc_init(mmc);
384}
385
386MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM")
387 .atag_offset = 0x100,
388 .reserve = omap_reserve,
389 .map_io = omap3_map_io,
390 .init_early = am35xx_init_early,
391 .init_irq = omap3_init_irq,
392 .handle_irq = omap3_intc_handle_irq,
393 .init_machine = am3517_evm_init,
394 .init_late = am35xx_init_late,
395 .timer = &omap3_timer,
396 .restart = omap_prcm_restart,
397MACHINE_END
398