2 * linux/arch/arm/mach-omap1/board-h2.c
4 * Board specific inits for OMAP-1610 H2
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 * H2 specific changes and cleanup
15 * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License version 2 as
19 * published by the Free Software Foundation.
22 #include <linux/kernel.h>
23 #include <linux/init.h>
24 #include <linux/platform_device.h>
25 #include <linux/delay.h>
26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/nand.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/input.h>
31 #include <asm/hardware.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/flash.h>
35 #include <asm/mach/map.h>
37 #include <asm/arch/gpio.h>
38 #include <asm/arch/mux.h>
39 #include <asm/arch/tc.h>
40 #include <asm/arch/irda.h>
41 #include <asm/arch/usb.h>
42 #include <asm/arch/keypad.h>
43 #include <asm/arch/common.h>
44 #include <asm/arch/mcbsp.h>
45 #include <asm/arch/omap-alsa.h>
47 extern int omap_gpio_init(void);
49 static int h2_keymap
[] = {
88 static struct mtd_partition h2_nor_partitions
[] = {
89 /* bootloader (U-Boot, etc) in first sector */
94 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
96 /* bootloader params in the next sector */
99 .offset
= MTDPART_OFS_APPEND
,
106 .offset
= MTDPART_OFS_APPEND
,
112 .name
= "filesystem",
113 .offset
= MTDPART_OFS_APPEND
,
114 .size
= MTDPART_SIZ_FULL
,
119 static struct flash_platform_data h2_nor_data
= {
120 .map_name
= "cfi_probe",
122 .parts
= h2_nor_partitions
,
123 .nr_parts
= ARRAY_SIZE(h2_nor_partitions
),
126 static struct resource h2_nor_resource
= {
127 /* This is on CS3, wherever it's mapped */
128 .flags
= IORESOURCE_MEM
,
131 static struct platform_device h2_nor_device
= {
135 .platform_data
= &h2_nor_data
,
138 .resource
= &h2_nor_resource
,
141 static struct resource h2_smc91x_resources
[] = {
143 .start
= OMAP1610_ETHR_START
, /* Physical */
144 .end
= OMAP1610_ETHR_START
+ 0xf,
145 .flags
= IORESOURCE_MEM
,
148 .start
= OMAP_GPIO_IRQ(0),
149 .end
= OMAP_GPIO_IRQ(0),
150 .flags
= IORESOURCE_IRQ
,
154 static struct platform_device h2_smc91x_device
= {
157 .num_resources
= ARRAY_SIZE(h2_smc91x_resources
),
158 .resource
= h2_smc91x_resources
,
161 static struct resource h2_kp_resources
[] = {
163 .start
= INT_KEYBOARD
,
165 .flags
= IORESOURCE_IRQ
,
169 static struct omap_kp_platform_data h2_kp_data
= {
176 static struct platform_device h2_kp_device
= {
177 .name
= "omap-keypad",
180 .platform_data
= &h2_kp_data
,
182 .num_resources
= ARRAY_SIZE(h2_kp_resources
),
183 .resource
= h2_kp_resources
,
186 #define H2_IRDA_FIRSEL_GPIO_PIN 17
188 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
189 static int h2_transceiver_mode(struct device
*dev
, int state
)
191 if (state
& IR_SIRMODE
)
192 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN
, 0);
194 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN
, 1);
200 static struct omap_irda_config h2_irda_data
= {
201 .transceiver_cap
= IR_SIRMODE
| IR_MIRMODE
| IR_FIRMODE
,
202 .rx_channel
= OMAP_DMA_UART3_RX
,
203 .tx_channel
= OMAP_DMA_UART3_TX
,
204 .dest_start
= UART3_THR
,
205 .src_start
= UART3_RHR
,
210 static struct resource h2_irda_resources
[] = {
214 .flags
= IORESOURCE_IRQ
,
217 static struct platform_device h2_irda_device
= {
221 .platform_data
= &h2_irda_data
,
223 .num_resources
= ARRAY_SIZE(h2_irda_resources
),
224 .resource
= h2_irda_resources
,
227 static struct platform_device h2_lcd_device
= {
232 static struct omap_mcbsp_reg_cfg mcbsp_regs
= {
233 .spcr2
= FREE
| FRST
| GRST
| XRST
| XINTM(3),
234 .spcr1
= RINTM(3) | RRST
,
235 .rcr2
= RPHASE
| RFRLEN2(OMAP_MCBSP_WORD_8
) |
236 RWDLEN2(OMAP_MCBSP_WORD_16
) | RDATDLY(1),
237 .rcr1
= RFRLEN1(OMAP_MCBSP_WORD_8
) | RWDLEN1(OMAP_MCBSP_WORD_16
),
238 .xcr2
= XPHASE
| XFRLEN2(OMAP_MCBSP_WORD_8
) |
239 XWDLEN2(OMAP_MCBSP_WORD_16
) | XDATDLY(1) | XFIG
,
240 .xcr1
= XFRLEN1(OMAP_MCBSP_WORD_8
) | XWDLEN1(OMAP_MCBSP_WORD_16
),
242 .srgr2
= GSYNC
| CLKSP
| FSGM
| FPER(31),
244 .pcr0
= CLKXM
| CLKRM
| FSXP
| FSRP
| CLKXP
| CLKRP
,
245 //.pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
248 static struct omap_alsa_codec_config alsa_config
= {
249 .name
= "H2 TSC2101",
250 .mcbsp_regs_alsa
= &mcbsp_regs
,
251 .codec_configure_dev
= NULL
, // tsc2101_configure,
252 .codec_set_samplerate
= NULL
, // tsc2101_set_samplerate,
253 .codec_clock_setup
= NULL
, // tsc2101_clock_setup,
254 .codec_clock_on
= NULL
, // tsc2101_clock_on,
255 .codec_clock_off
= NULL
, // tsc2101_clock_off,
256 .get_default_samplerate
= NULL
, // tsc2101_get_default_samplerate,
259 static struct platform_device h2_mcbsp1_device
= {
260 .name
= "omap_alsa_mcbsp",
263 .platform_data
= &alsa_config
,
267 static struct platform_device
*h2_devices
[] __initdata
= {
276 static void __init
h2_init_smc91x(void)
278 if ((omap_request_gpio(0)) < 0) {
279 printk("Error requesting gpio 0 for smc91x irq\n");
284 static void __init
h2_init_irq(void)
286 omap1_init_common_hw();
292 static struct omap_usb_config h2_usb_config __initdata
= {
293 /* usb1 has a Mini-AB port and external isp1301 transceiver */
296 #ifdef CONFIG_USB_GADGET_OMAP
297 .hmc_mode
= 19, // 0:host(off) 1:dev|otg 2:disabled
298 // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
299 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
300 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
301 .hmc_mode
= 20, // 1:dev|otg(off) 1:host 2:disabled
307 static struct omap_mmc_config h2_mmc_config __initdata
= {
311 .wp_pin
= OMAP_MPUIO(3),
312 .power_pin
= -1, /* tps65010 gpio3 */
313 .switch_pin
= OMAP_MPUIO(1),
317 static struct omap_uart_config h2_uart_config __initdata
= {
318 .enabled_uarts
= ((1 << 0) | (1 << 1) | (1 << 2)),
321 static struct omap_lcd_config h2_lcd_config __initdata
= {
322 .ctrl_name
= "internal",
325 static struct omap_board_config_kernel h2_config
[] = {
326 { OMAP_TAG_USB
, &h2_usb_config
},
327 { OMAP_TAG_MMC
, &h2_mmc_config
},
328 { OMAP_TAG_UART
, &h2_uart_config
},
329 { OMAP_TAG_LCD
, &h2_lcd_config
},
332 static void __init
h2_init(void)
334 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
335 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
336 * notice whether a NAND chip is enabled at probe time.
338 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
339 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
340 * detecting that in code here, to avoid probing every possible flash
343 h2_nor_resource
.end
= h2_nor_resource
.start
= omap_cs3_phys();
344 h2_nor_resource
.end
+= SZ_32M
- 1;
346 omap_cfg_reg(L3_1610_FLASH_CS2B_OE
);
347 omap_cfg_reg(M8_1610_FLASH_CS2B_WE
);
349 /* MMC: card detect and WP */
350 // omap_cfg_reg(U19_ARMIO1); /* CD */
351 omap_cfg_reg(BALLOUT_V8_ARMIO3
); /* WP */
354 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
355 omap_writel(omap_readl(FUNC_MUX_CTRL_A
) | 7, FUNC_MUX_CTRL_A
);
356 if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN
))) {
357 omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN
, 0);
358 h2_irda_data
.transceiver_mode
= h2_transceiver_mode
;
362 platform_add_devices(h2_devices
, ARRAY_SIZE(h2_devices
));
363 omap_board_config
= h2_config
;
364 omap_board_config_size
= ARRAY_SIZE(h2_config
);
368 static void __init
h2_map_io(void)
370 omap1_map_common_io();
373 MACHINE_START(OMAP_H2
, "TI-H2")
374 /* Maintainer: Imre Deak <imre.deak@nokia.com> */
375 .phys_io
= 0xfff00000,
376 .io_pg_offst
= ((0xfef00000) >> 18) & 0xfffc,
377 .boot_params
= 0x10000100,
379 .init_irq
= h2_init_irq
,
380 .init_machine
= h2_init
,
381 .timer
= &omap_timer
,