2 * linux/arch/arm/mach-omap1/board-innovator.c
4 * Board specific inits for OMAP-1510 and OMAP-1610 Innovator
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
9 * Copyright (C) 2002 MontaVista Software, Inc.
11 * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
18 #include <linux/gpio.h>
19 #include <linux/kernel.h>
20 #include <linux/init.h>
21 #include <linux/platform_device.h>
22 #include <linux/delay.h>
23 #include <linux/mtd/mtd.h>
24 #include <linux/mtd/partitions.h>
25 #include <linux/mtd/physmap.h>
26 #include <linux/input.h>
27 #include <linux/smc91x.h>
29 #include <mach/hardware.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32 #include <asm/mach/map.h>
35 #include <plat/flash.h>
36 #include <plat/fpga.h>
39 #include <plat/keypad.h>
40 #include <plat/common.h>
43 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
44 #define INNOVATOR1610_ETHR_START 0x04000300
46 static const unsigned int innovator_keymap
[] = {
58 static struct mtd_partition innovator_partitions
[] = {
59 /* bootloader (U-Boot, etc) in first sector */
64 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
66 /* bootloader params in the next sector */
69 .offset
= MTDPART_OFS_APPEND
,
76 .offset
= MTDPART_OFS_APPEND
,
80 /* rest of flash1 is a file system */
83 .offset
= MTDPART_OFS_APPEND
,
84 .size
= SZ_16M
- SZ_2M
- 2 * SZ_128K
,
90 .offset
= MTDPART_OFS_APPEND
,
91 .size
= MTDPART_SIZ_FULL
,
96 static struct physmap_flash_data innovator_flash_data
= {
98 .set_vpp
= omap1_set_vpp
,
99 .parts
= innovator_partitions
,
100 .nr_parts
= ARRAY_SIZE(innovator_partitions
),
103 static struct resource innovator_flash_resource
= {
104 .start
= OMAP_CS0_PHYS
,
105 .end
= OMAP_CS0_PHYS
+ SZ_32M
- 1,
106 .flags
= IORESOURCE_MEM
,
109 static struct platform_device innovator_flash_device
= {
110 .name
= "physmap-flash",
113 .platform_data
= &innovator_flash_data
,
116 .resource
= &innovator_flash_resource
,
119 static struct resource innovator_kp_resources
[] = {
121 .start
= INT_KEYBOARD
,
123 .flags
= IORESOURCE_IRQ
,
127 static const struct matrix_keymap_data innovator_keymap_data
= {
128 .keymap
= innovator_keymap
,
129 .keymap_size
= ARRAY_SIZE(innovator_keymap
),
132 static struct omap_kp_platform_data innovator_kp_data
= {
135 .keymap_data
= &innovator_keymap_data
,
139 static struct platform_device innovator_kp_device
= {
140 .name
= "omap-keypad",
143 .platform_data
= &innovator_kp_data
,
145 .num_resources
= ARRAY_SIZE(innovator_kp_resources
),
146 .resource
= innovator_kp_resources
,
149 static struct smc91x_platdata innovator_smc91x_info
= {
150 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
151 .leda
= RPC_LED_100_10
,
152 .ledb
= RPC_LED_TX_RX
,
155 #ifdef CONFIG_ARCH_OMAP15XX
157 #include <linux/spi/spi.h>
158 #include <linux/spi/ads7846.h>
161 /* Only FPGA needs to be mapped here. All others are done with ioremap */
162 static struct map_desc innovator1510_io_desc
[] __initdata
= {
164 .virtual = OMAP1510_FPGA_BASE
,
165 .pfn
= __phys_to_pfn(OMAP1510_FPGA_START
),
166 .length
= OMAP1510_FPGA_SIZE
,
171 static struct resource innovator1510_smc91x_resources
[] = {
173 .start
= OMAP1510_FPGA_ETHR_START
, /* Physical */
174 .end
= OMAP1510_FPGA_ETHR_START
+ 0xf,
175 .flags
= IORESOURCE_MEM
,
178 .start
= OMAP1510_INT_ETHER
,
179 .end
= OMAP1510_INT_ETHER
,
180 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
184 static struct platform_device innovator1510_smc91x_device
= {
188 .platform_data
= &innovator_smc91x_info
,
190 .num_resources
= ARRAY_SIZE(innovator1510_smc91x_resources
),
191 .resource
= innovator1510_smc91x_resources
,
194 static struct platform_device innovator1510_lcd_device
= {
195 .name
= "lcd_inn1510",
199 static struct platform_device innovator1510_spi_device
= {
200 .name
= "spi_inn1510",
204 static struct platform_device
*innovator1510_devices
[] __initdata
= {
205 &innovator_flash_device
,
206 &innovator1510_smc91x_device
,
207 &innovator_kp_device
,
208 &innovator1510_lcd_device
,
209 &innovator1510_spi_device
,
212 static int innovator_get_pendown_state(void)
214 return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN
) & (1 << 5));
217 static const struct ads7846_platform_data innovator1510_ts_info
= {
219 .vref_delay_usecs
= 100, /* internal, no capacitor */
222 .get_pendown_state
= innovator_get_pendown_state
,
225 static struct spi_board_info __initdata innovator1510_boardinfo
[] = { {
226 /* FPGA (bus "10") CS0 has an ads7846e */
227 .modalias
= "ads7846",
228 .platform_data
= &innovator1510_ts_info
,
229 .irq
= OMAP1510_INT_FPGA_TS
,
230 .max_speed_hz
= 120000 /* max sample rate at 3V */
231 * 26 /* command + data + overhead */,
236 #endif /* CONFIG_ARCH_OMAP15XX */
238 #ifdef CONFIG_ARCH_OMAP16XX
240 static struct resource innovator1610_smc91x_resources
[] = {
242 .start
= INNOVATOR1610_ETHR_START
, /* Physical */
243 .end
= INNOVATOR1610_ETHR_START
+ 0xf,
244 .flags
= IORESOURCE_MEM
,
247 .start
= OMAP_GPIO_IRQ(0),
248 .end
= OMAP_GPIO_IRQ(0),
249 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWEDGE
,
253 static struct platform_device innovator1610_smc91x_device
= {
257 .platform_data
= &innovator_smc91x_info
,
259 .num_resources
= ARRAY_SIZE(innovator1610_smc91x_resources
),
260 .resource
= innovator1610_smc91x_resources
,
263 static struct platform_device innovator1610_lcd_device
= {
264 .name
= "inn1610_lcd",
268 static struct platform_device
*innovator1610_devices
[] __initdata
= {
269 &innovator_flash_device
,
270 &innovator1610_smc91x_device
,
271 &innovator_kp_device
,
272 &innovator1610_lcd_device
,
275 #endif /* CONFIG_ARCH_OMAP16XX */
277 static void __init
innovator_init_smc91x(void)
279 if (cpu_is_omap1510()) {
280 fpga_write(fpga_read(OMAP1510_FPGA_RST
) & ~1,
284 if (gpio_request(0, "SMC91x irq") < 0) {
285 printk("Error requesting gpio 0 for smc91x irq\n");
291 static void __init
innovator_init_irq(void)
293 omap1_init_common_hw();
297 #ifdef CONFIG_ARCH_OMAP15XX
298 static struct omap_usb_config innovator1510_usb_config __initdata
= {
299 /* for bundled non-standard host and peripheral cables */
304 .pins
[2] = 6, /* Conflicts with UART2 */
310 static struct omap_lcd_config innovator1510_lcd_config __initdata
= {
311 .ctrl_name
= "internal",
315 #ifdef CONFIG_ARCH_OMAP16XX
316 static struct omap_usb_config h2_usb_config __initdata
= {
317 /* usb1 has a Mini-AB port and external isp1301 transceiver */
320 #ifdef CONFIG_USB_GADGET_OMAP
321 .hmc_mode
= 19, /* 0:host(off) 1:dev|otg 2:disabled */
322 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
323 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
324 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
325 .hmc_mode
= 20, /* 1:dev|otg(off) 1:host 2:disabled */
331 static struct omap_lcd_config innovator1610_lcd_config __initdata
= {
332 .ctrl_name
= "internal",
336 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
338 static int mmc_set_power(struct device
*dev
, int slot
, int power_on
,
342 fpga_write(fpga_read(OMAP1510_FPGA_POWER
) | (1 << 3),
343 OMAP1510_FPGA_POWER
);
345 fpga_write(fpga_read(OMAP1510_FPGA_POWER
) & ~(1 << 3),
346 OMAP1510_FPGA_POWER
);
352 * Innovator could use the following functions tested:
353 * - mmc_get_wp that uses OMAP_MPUIO(3)
354 * - mmc_get_cover_state that uses FPGA F4 UIO43
356 static struct omap_mmc_platform_data mmc1_data
= {
359 .set_power
= mmc_set_power
,
365 static struct omap_mmc_platform_data
*mmc_data
[OMAP16XX_NR_MMC
];
367 static void __init
innovator_mmc_init(void)
369 mmc_data
[0] = &mmc1_data
;
370 omap1_init_mmc(mmc_data
, OMAP15XX_NR_MMC
);
374 static inline void innovator_mmc_init(void)
379 static struct omap_board_config_kernel innovator_config
[] = {
380 { OMAP_TAG_LCD
, NULL
},
383 static void __init
innovator_init(void)
385 if (cpu_is_omap1510())
386 omap1510_fpga_init_irq();
387 innovator_init_smc91x();
389 #ifdef CONFIG_ARCH_OMAP15XX
390 if (cpu_is_omap1510()) {
393 /* mux pins for uarts */
394 omap_cfg_reg(UART1_TX
);
395 omap_cfg_reg(UART1_RTS
);
396 omap_cfg_reg(UART2_TX
);
397 omap_cfg_reg(UART2_RTS
);
398 omap_cfg_reg(UART3_TX
);
399 omap_cfg_reg(UART3_RX
);
401 reg
= fpga_read(OMAP1510_FPGA_POWER
);
402 reg
|= OMAP1510_FPGA_PCR_COM1_EN
;
403 fpga_write(reg
, OMAP1510_FPGA_POWER
);
406 reg
= fpga_read(OMAP1510_FPGA_POWER
);
407 reg
|= OMAP1510_FPGA_PCR_COM2_EN
;
408 fpga_write(reg
, OMAP1510_FPGA_POWER
);
411 platform_add_devices(innovator1510_devices
, ARRAY_SIZE(innovator1510_devices
));
412 spi_register_board_info(innovator1510_boardinfo
,
413 ARRAY_SIZE(innovator1510_boardinfo
));
416 #ifdef CONFIG_ARCH_OMAP16XX
417 if (!cpu_is_omap1510()) {
418 platform_add_devices(innovator1610_devices
, ARRAY_SIZE(innovator1610_devices
));
422 #ifdef CONFIG_ARCH_OMAP15XX
423 if (cpu_is_omap1510()) {
424 omap1_usb_init(&innovator1510_usb_config
);
425 innovator_config
[1].data
= &innovator1510_lcd_config
;
428 #ifdef CONFIG_ARCH_OMAP16XX
429 if (cpu_is_omap1610()) {
430 omap1_usb_init(&h2_usb_config
);
431 innovator_config
[1].data
= &innovator1610_lcd_config
;
434 omap_board_config
= innovator_config
;
435 omap_board_config_size
= ARRAY_SIZE(innovator_config
);
437 omap_register_i2c_bus(1, 100, NULL
, 0);
438 innovator_mmc_init();
441 static void __init
innovator_map_io(void)
443 omap1_map_common_io();
445 #ifdef CONFIG_ARCH_OMAP15XX
446 if (cpu_is_omap1510()) {
447 iotable_init(innovator1510_io_desc
, ARRAY_SIZE(innovator1510_io_desc
));
448 udelay(10); /* Delay needed for FPGA */
450 /* Dump the Innovator FPGA rev early - useful info for support. */
451 printk("Innovator FPGA Rev %d.%d Board Rev %d\n",
452 fpga_read(OMAP1510_FPGA_REV_HIGH
),
453 fpga_read(OMAP1510_FPGA_REV_LOW
),
454 fpga_read(OMAP1510_FPGA_BOARD_REV
));
459 MACHINE_START(OMAP_INNOVATOR
, "TI-Innovator")
460 /* Maintainer: MontaVista Software, Inc. */
461 .atag_offset
= 0x100,
462 .map_io
= innovator_map_io
,
463 .reserve
= omap_reserve
,
464 .init_irq
= innovator_init_irq
,
465 .init_machine
= innovator_init
,
466 .timer
= &omap1_timer
,