2 * arch/arm/mach-at91/at91sam9263_devices.c
4 * Copyright (C) 2007 Atmel Corporation.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
12 #include <asm/mach/arch.h>
13 #include <asm/mach/map.h>
15 #include <linux/dma-mapping.h>
16 #include <linux/gpio.h>
17 #include <linux/platform_device.h>
18 #include <linux/i2c-gpio.h>
21 #include <video/atmel_lcdc.h>
23 #include <mach/board.h>
24 #include <mach/at91sam9263.h>
25 #include <mach/at91sam9263_matrix.h>
26 #include <mach/at91sam9_smc.h>
31 /* --------------------------------------------------------------------
33 * -------------------------------------------------------------------- */
35 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
36 static u64 ohci_dmamask
= DMA_BIT_MASK(32);
37 static struct at91_usbh_data usbh_data
;
39 static struct resource usbh_resources
[] = {
41 .start
= AT91SAM9263_UHP_BASE
,
42 .end
= AT91SAM9263_UHP_BASE
+ SZ_1M
- 1,
43 .flags
= IORESOURCE_MEM
,
46 .start
= AT91SAM9263_ID_UHP
,
47 .end
= AT91SAM9263_ID_UHP
,
48 .flags
= IORESOURCE_IRQ
,
52 static struct platform_device at91_usbh_device
= {
56 .dma_mask
= &ohci_dmamask
,
57 .coherent_dma_mask
= DMA_BIT_MASK(32),
58 .platform_data
= &usbh_data
,
60 .resource
= usbh_resources
,
61 .num_resources
= ARRAY_SIZE(usbh_resources
),
64 void __init
at91_add_device_usbh(struct at91_usbh_data
*data
)
71 /* Enable VBus control for UHP ports */
72 for (i
= 0; i
< data
->ports
; i
++) {
73 if (data
->vbus_pin
[i
])
74 at91_set_gpio_output(data
->vbus_pin
[i
], 0);
77 /* Enable overcurrent notification */
78 for (i
= 0; i
< data
->ports
; i
++) {
79 if (data
->overcurrent_pin
[i
])
80 at91_set_gpio_input(data
->overcurrent_pin
[i
], 1);
84 platform_device_register(&at91_usbh_device
);
87 void __init
at91_add_device_usbh(struct at91_usbh_data
*data
) {}
91 /* --------------------------------------------------------------------
93 * -------------------------------------------------------------------- */
95 #ifdef CONFIG_USB_GADGET_AT91
96 static struct at91_udc_data udc_data
;
98 static struct resource udc_resources
[] = {
100 .start
= AT91SAM9263_BASE_UDP
,
101 .end
= AT91SAM9263_BASE_UDP
+ SZ_16K
- 1,
102 .flags
= IORESOURCE_MEM
,
105 .start
= AT91SAM9263_ID_UDP
,
106 .end
= AT91SAM9263_ID_UDP
,
107 .flags
= IORESOURCE_IRQ
,
111 static struct platform_device at91_udc_device
= {
115 .platform_data
= &udc_data
,
117 .resource
= udc_resources
,
118 .num_resources
= ARRAY_SIZE(udc_resources
),
121 void __init
at91_add_device_udc(struct at91_udc_data
*data
)
126 if (data
->vbus_pin
) {
127 at91_set_gpio_input(data
->vbus_pin
, 0);
128 at91_set_deglitch(data
->vbus_pin
, 1);
131 /* Pullup pin is handled internally by USB device peripheral */
134 platform_device_register(&at91_udc_device
);
137 void __init
at91_add_device_udc(struct at91_udc_data
*data
) {}
141 /* --------------------------------------------------------------------
143 * -------------------------------------------------------------------- */
145 #if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
146 static u64 eth_dmamask
= DMA_BIT_MASK(32);
147 static struct at91_eth_data eth_data
;
149 static struct resource eth_resources
[] = {
151 .start
= AT91SAM9263_BASE_EMAC
,
152 .end
= AT91SAM9263_BASE_EMAC
+ SZ_16K
- 1,
153 .flags
= IORESOURCE_MEM
,
156 .start
= AT91SAM9263_ID_EMAC
,
157 .end
= AT91SAM9263_ID_EMAC
,
158 .flags
= IORESOURCE_IRQ
,
162 static struct platform_device at91sam9263_eth_device
= {
166 .dma_mask
= ð_dmamask
,
167 .coherent_dma_mask
= DMA_BIT_MASK(32),
168 .platform_data
= ð_data
,
170 .resource
= eth_resources
,
171 .num_resources
= ARRAY_SIZE(eth_resources
),
174 void __init
at91_add_device_eth(struct at91_eth_data
*data
)
179 if (data
->phy_irq_pin
) {
180 at91_set_gpio_input(data
->phy_irq_pin
, 0);
181 at91_set_deglitch(data
->phy_irq_pin
, 1);
184 /* Pins used for MII and RMII */
185 at91_set_A_periph(AT91_PIN_PE21
, 0); /* ETXCK_EREFCK */
186 at91_set_B_periph(AT91_PIN_PC25
, 0); /* ERXDV */
187 at91_set_A_periph(AT91_PIN_PE25
, 0); /* ERX0 */
188 at91_set_A_periph(AT91_PIN_PE26
, 0); /* ERX1 */
189 at91_set_A_periph(AT91_PIN_PE27
, 0); /* ERXER */
190 at91_set_A_periph(AT91_PIN_PE28
, 0); /* ETXEN */
191 at91_set_A_periph(AT91_PIN_PE23
, 0); /* ETX0 */
192 at91_set_A_periph(AT91_PIN_PE24
, 0); /* ETX1 */
193 at91_set_A_periph(AT91_PIN_PE30
, 0); /* EMDIO */
194 at91_set_A_periph(AT91_PIN_PE29
, 0); /* EMDC */
196 if (!data
->is_rmii
) {
197 at91_set_A_periph(AT91_PIN_PE22
, 0); /* ECRS */
198 at91_set_B_periph(AT91_PIN_PC26
, 0); /* ECOL */
199 at91_set_B_periph(AT91_PIN_PC22
, 0); /* ERX2 */
200 at91_set_B_periph(AT91_PIN_PC23
, 0); /* ERX3 */
201 at91_set_B_periph(AT91_PIN_PC27
, 0); /* ERXCK */
202 at91_set_B_periph(AT91_PIN_PC20
, 0); /* ETX2 */
203 at91_set_B_periph(AT91_PIN_PC21
, 0); /* ETX3 */
204 at91_set_B_periph(AT91_PIN_PC24
, 0); /* ETXER */
208 platform_device_register(&at91sam9263_eth_device
);
211 void __init
at91_add_device_eth(struct at91_eth_data
*data
) {}
215 /* --------------------------------------------------------------------
217 * -------------------------------------------------------------------- */
219 #if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
220 static u64 mmc_dmamask
= DMA_BIT_MASK(32);
221 static struct at91_mmc_data mmc0_data
, mmc1_data
;
223 static struct resource mmc0_resources
[] = {
225 .start
= AT91SAM9263_BASE_MCI0
,
226 .end
= AT91SAM9263_BASE_MCI0
+ SZ_16K
- 1,
227 .flags
= IORESOURCE_MEM
,
230 .start
= AT91SAM9263_ID_MCI0
,
231 .end
= AT91SAM9263_ID_MCI0
,
232 .flags
= IORESOURCE_IRQ
,
236 static struct platform_device at91sam9263_mmc0_device
= {
240 .dma_mask
= &mmc_dmamask
,
241 .coherent_dma_mask
= DMA_BIT_MASK(32),
242 .platform_data
= &mmc0_data
,
244 .resource
= mmc0_resources
,
245 .num_resources
= ARRAY_SIZE(mmc0_resources
),
248 static struct resource mmc1_resources
[] = {
250 .start
= AT91SAM9263_BASE_MCI1
,
251 .end
= AT91SAM9263_BASE_MCI1
+ SZ_16K
- 1,
252 .flags
= IORESOURCE_MEM
,
255 .start
= AT91SAM9263_ID_MCI1
,
256 .end
= AT91SAM9263_ID_MCI1
,
257 .flags
= IORESOURCE_IRQ
,
261 static struct platform_device at91sam9263_mmc1_device
= {
265 .dma_mask
= &mmc_dmamask
,
266 .coherent_dma_mask
= DMA_BIT_MASK(32),
267 .platform_data
= &mmc1_data
,
269 .resource
= mmc1_resources
,
270 .num_resources
= ARRAY_SIZE(mmc1_resources
),
273 void __init
at91_add_device_mmc(short mmc_id
, struct at91_mmc_data
*data
)
280 at91_set_gpio_input(data
->det_pin
, 1);
281 at91_set_deglitch(data
->det_pin
, 1);
284 at91_set_gpio_input(data
->wp_pin
, 1);
286 at91_set_gpio_output(data
->vcc_pin
, 0);
288 if (mmc_id
== 0) { /* MCI0 */
290 at91_set_A_periph(AT91_PIN_PA12
, 0);
294 at91_set_A_periph(AT91_PIN_PA16
, 1);
296 /* DAT0, maybe DAT1..DAT3 */
297 at91_set_A_periph(AT91_PIN_PA17
, 1);
299 at91_set_A_periph(AT91_PIN_PA18
, 1);
300 at91_set_A_periph(AT91_PIN_PA19
, 1);
301 at91_set_A_periph(AT91_PIN_PA20
, 1);
305 at91_set_A_periph(AT91_PIN_PA1
, 1);
307 /* DAT0, maybe DAT1..DAT3 */
308 at91_set_A_periph(AT91_PIN_PA0
, 1);
310 at91_set_A_periph(AT91_PIN_PA3
, 1);
311 at91_set_A_periph(AT91_PIN_PA4
, 1);
312 at91_set_A_periph(AT91_PIN_PA5
, 1);
317 platform_device_register(&at91sam9263_mmc0_device
);
320 at91_set_A_periph(AT91_PIN_PA6
, 0);
324 at91_set_A_periph(AT91_PIN_PA21
, 1);
326 /* DAT0, maybe DAT1..DAT3 */
327 at91_set_A_periph(AT91_PIN_PA22
, 1);
329 at91_set_A_periph(AT91_PIN_PA23
, 1);
330 at91_set_A_periph(AT91_PIN_PA24
, 1);
331 at91_set_A_periph(AT91_PIN_PA25
, 1);
335 at91_set_A_periph(AT91_PIN_PA7
, 1);
337 /* DAT0, maybe DAT1..DAT3 */
338 at91_set_A_periph(AT91_PIN_PA8
, 1);
340 at91_set_A_periph(AT91_PIN_PA9
, 1);
341 at91_set_A_periph(AT91_PIN_PA10
, 1);
342 at91_set_A_periph(AT91_PIN_PA11
, 1);
347 platform_device_register(&at91sam9263_mmc1_device
);
351 void __init
at91_add_device_mmc(short mmc_id
, struct at91_mmc_data
*data
) {}
354 /* --------------------------------------------------------------------
355 * Compact Flash (PCMCIA or IDE)
356 * -------------------------------------------------------------------- */
358 #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
359 defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
361 static struct at91_cf_data cf0_data
;
363 static struct resource cf0_resources
[] = {
365 .start
= AT91_CHIPSELECT_4
,
366 .end
= AT91_CHIPSELECT_4
+ SZ_256M
- 1,
367 .flags
= IORESOURCE_MEM
| IORESOURCE_MEM_8AND16BIT
,
371 static struct platform_device cf0_device
= {
374 .platform_data
= &cf0_data
,
376 .resource
= cf0_resources
,
377 .num_resources
= ARRAY_SIZE(cf0_resources
),
380 static struct at91_cf_data cf1_data
;
382 static struct resource cf1_resources
[] = {
384 .start
= AT91_CHIPSELECT_5
,
385 .end
= AT91_CHIPSELECT_5
+ SZ_256M
- 1,
386 .flags
= IORESOURCE_MEM
| IORESOURCE_MEM_8AND16BIT
,
390 static struct platform_device cf1_device
= {
393 .platform_data
= &cf1_data
,
395 .resource
= cf1_resources
,
396 .num_resources
= ARRAY_SIZE(cf1_resources
),
399 void __init
at91_add_device_cf(struct at91_cf_data
*data
)
401 unsigned long ebi0_csa
;
402 struct platform_device
*pdev
;
408 * assign CS4 or CS5 to SMC with Compact Flash logic support,
409 * we assume SMC timings are configured by board code,
410 * except True IDE where timings are controlled by driver
412 ebi0_csa
= at91_sys_read(AT91_MATRIX_EBI0CSA
);
413 switch (data
->chipselect
) {
415 at91_set_A_periph(AT91_PIN_PD6
, 0); /* EBI0_NCS4/CFCS0 */
416 ebi0_csa
|= AT91_MATRIX_EBI0_CS4A_SMC_CF1
;
421 at91_set_A_periph(AT91_PIN_PD7
, 0); /* EBI0_NCS5/CFCS1 */
422 ebi0_csa
|= AT91_MATRIX_EBI0_CS5A_SMC_CF2
;
427 printk(KERN_ERR
"AT91 CF: bad chip-select requested (%u)\n",
431 at91_sys_write(AT91_MATRIX_EBI0CSA
, ebi0_csa
);
434 at91_set_gpio_input(data
->det_pin
, 1);
435 at91_set_deglitch(data
->det_pin
, 1);
439 at91_set_gpio_input(data
->irq_pin
, 1);
440 at91_set_deglitch(data
->irq_pin
, 1);
445 at91_set_gpio_output(data
->vcc_pin
, 0);
447 /* enable EBI controlled pins */
448 at91_set_A_periph(AT91_PIN_PD5
, 1); /* NWAIT */
449 at91_set_A_periph(AT91_PIN_PD8
, 0); /* CFCE1 */
450 at91_set_A_periph(AT91_PIN_PD9
, 0); /* CFCE2 */
451 at91_set_A_periph(AT91_PIN_PD14
, 0); /* CFNRW */
453 pdev
->name
= (data
->flags
& AT91_CF_TRUE_IDE
) ? "at91_ide" : "at91_cf";
454 platform_device_register(pdev
);
457 void __init
at91_add_device_cf(struct at91_cf_data
*data
) {}
460 /* --------------------------------------------------------------------
462 * -------------------------------------------------------------------- */
464 #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
465 static struct atmel_nand_data nand_data
;
467 #define NAND_BASE AT91_CHIPSELECT_3
469 static struct resource nand_resources
[] = {
472 .end
= NAND_BASE
+ SZ_256M
- 1,
473 .flags
= IORESOURCE_MEM
,
476 .start
= AT91_BASE_SYS
+ AT91_ECC0
,
477 .end
= AT91_BASE_SYS
+ AT91_ECC0
+ SZ_512
- 1,
478 .flags
= IORESOURCE_MEM
,
482 static struct platform_device at91sam9263_nand_device
= {
483 .name
= "atmel_nand",
486 .platform_data
= &nand_data
,
488 .resource
= nand_resources
,
489 .num_resources
= ARRAY_SIZE(nand_resources
),
492 void __init
at91_add_device_nand(struct atmel_nand_data
*data
)
499 csa
= at91_sys_read(AT91_MATRIX_EBI0CSA
);
500 at91_sys_write(AT91_MATRIX_EBI0CSA
, csa
| AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA
);
503 if (data
->enable_pin
)
504 at91_set_gpio_output(data
->enable_pin
, 1);
508 at91_set_gpio_input(data
->rdy_pin
, 1);
510 /* card detect pin */
512 at91_set_gpio_input(data
->det_pin
, 1);
515 platform_device_register(&at91sam9263_nand_device
);
518 void __init
at91_add_device_nand(struct atmel_nand_data
*data
) {}
522 /* --------------------------------------------------------------------
524 * -------------------------------------------------------------------- */
527 * Prefer the GPIO code since the TWI controller isn't robust
528 * (gets overruns and underruns under load) and can only issue
529 * repeated STARTs in one scenario (the driver doesn't yet handle them).
531 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
533 static struct i2c_gpio_platform_data pdata
= {
534 .sda_pin
= AT91_PIN_PB4
,
535 .sda_is_open_drain
= 1,
536 .scl_pin
= AT91_PIN_PB5
,
537 .scl_is_open_drain
= 1,
538 .udelay
= 2, /* ~100 kHz */
541 static struct platform_device at91sam9263_twi_device
= {
544 .dev
.platform_data
= &pdata
,
547 void __init
at91_add_device_i2c(struct i2c_board_info
*devices
, int nr_devices
)
549 at91_set_GPIO_periph(AT91_PIN_PB4
, 1); /* TWD (SDA) */
550 at91_set_multi_drive(AT91_PIN_PB4
, 1);
552 at91_set_GPIO_periph(AT91_PIN_PB5
, 1); /* TWCK (SCL) */
553 at91_set_multi_drive(AT91_PIN_PB5
, 1);
555 i2c_register_board_info(0, devices
, nr_devices
);
556 platform_device_register(&at91sam9263_twi_device
);
559 #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
561 static struct resource twi_resources
[] = {
563 .start
= AT91SAM9263_BASE_TWI
,
564 .end
= AT91SAM9263_BASE_TWI
+ SZ_16K
- 1,
565 .flags
= IORESOURCE_MEM
,
568 .start
= AT91SAM9263_ID_TWI
,
569 .end
= AT91SAM9263_ID_TWI
,
570 .flags
= IORESOURCE_IRQ
,
574 static struct platform_device at91sam9263_twi_device
= {
577 .resource
= twi_resources
,
578 .num_resources
= ARRAY_SIZE(twi_resources
),
581 void __init
at91_add_device_i2c(struct i2c_board_info
*devices
, int nr_devices
)
583 /* pins used for TWI interface */
584 at91_set_A_periph(AT91_PIN_PB4
, 0); /* TWD */
585 at91_set_multi_drive(AT91_PIN_PB4
, 1);
587 at91_set_A_periph(AT91_PIN_PB5
, 0); /* TWCK */
588 at91_set_multi_drive(AT91_PIN_PB5
, 1);
590 i2c_register_board_info(0, devices
, nr_devices
);
591 platform_device_register(&at91sam9263_twi_device
);
594 void __init
at91_add_device_i2c(struct i2c_board_info
*devices
, int nr_devices
) {}
598 /* --------------------------------------------------------------------
600 * -------------------------------------------------------------------- */
602 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
603 static u64 spi_dmamask
= DMA_BIT_MASK(32);
605 static struct resource spi0_resources
[] = {
607 .start
= AT91SAM9263_BASE_SPI0
,
608 .end
= AT91SAM9263_BASE_SPI0
+ SZ_16K
- 1,
609 .flags
= IORESOURCE_MEM
,
612 .start
= AT91SAM9263_ID_SPI0
,
613 .end
= AT91SAM9263_ID_SPI0
,
614 .flags
= IORESOURCE_IRQ
,
618 static struct platform_device at91sam9263_spi0_device
= {
622 .dma_mask
= &spi_dmamask
,
623 .coherent_dma_mask
= DMA_BIT_MASK(32),
625 .resource
= spi0_resources
,
626 .num_resources
= ARRAY_SIZE(spi0_resources
),
629 static const unsigned spi0_standard_cs
[4] = { AT91_PIN_PA5
, AT91_PIN_PA3
, AT91_PIN_PA4
, AT91_PIN_PB11
};
631 static struct resource spi1_resources
[] = {
633 .start
= AT91SAM9263_BASE_SPI1
,
634 .end
= AT91SAM9263_BASE_SPI1
+ SZ_16K
- 1,
635 .flags
= IORESOURCE_MEM
,
638 .start
= AT91SAM9263_ID_SPI1
,
639 .end
= AT91SAM9263_ID_SPI1
,
640 .flags
= IORESOURCE_IRQ
,
644 static struct platform_device at91sam9263_spi1_device
= {
648 .dma_mask
= &spi_dmamask
,
649 .coherent_dma_mask
= DMA_BIT_MASK(32),
651 .resource
= spi1_resources
,
652 .num_resources
= ARRAY_SIZE(spi1_resources
),
655 static const unsigned spi1_standard_cs
[4] = { AT91_PIN_PB15
, AT91_PIN_PB16
, AT91_PIN_PB17
, AT91_PIN_PB18
};
657 void __init
at91_add_device_spi(struct spi_board_info
*devices
, int nr_devices
)
660 unsigned long cs_pin
;
661 short enable_spi0
= 0;
662 short enable_spi1
= 0;
664 /* Choose SPI chip-selects */
665 for (i
= 0; i
< nr_devices
; i
++) {
666 if (devices
[i
].controller_data
)
667 cs_pin
= (unsigned long) devices
[i
].controller_data
;
668 else if (devices
[i
].bus_num
== 0)
669 cs_pin
= spi0_standard_cs
[devices
[i
].chip_select
];
671 cs_pin
= spi1_standard_cs
[devices
[i
].chip_select
];
673 if (devices
[i
].bus_num
== 0)
678 /* enable chip-select pin */
679 at91_set_gpio_output(cs_pin
, 1);
681 /* pass chip-select pin to driver */
682 devices
[i
].controller_data
= (void *) cs_pin
;
685 spi_register_board_info(devices
, nr_devices
);
687 /* Configure SPI bus(es) */
689 at91_set_B_periph(AT91_PIN_PA0
, 0); /* SPI0_MISO */
690 at91_set_B_periph(AT91_PIN_PA1
, 0); /* SPI0_MOSI */
691 at91_set_B_periph(AT91_PIN_PA2
, 0); /* SPI0_SPCK */
693 platform_device_register(&at91sam9263_spi0_device
);
696 at91_set_A_periph(AT91_PIN_PB12
, 0); /* SPI1_MISO */
697 at91_set_A_periph(AT91_PIN_PB13
, 0); /* SPI1_MOSI */
698 at91_set_A_periph(AT91_PIN_PB14
, 0); /* SPI1_SPCK */
700 platform_device_register(&at91sam9263_spi1_device
);
704 void __init
at91_add_device_spi(struct spi_board_info
*devices
, int nr_devices
) {}
708 /* --------------------------------------------------------------------
710 * -------------------------------------------------------------------- */
712 #if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
713 static u64 ac97_dmamask
= DMA_BIT_MASK(32);
714 static struct ac97c_platform_data ac97_data
;
716 static struct resource ac97_resources
[] = {
718 .start
= AT91SAM9263_BASE_AC97C
,
719 .end
= AT91SAM9263_BASE_AC97C
+ SZ_16K
- 1,
720 .flags
= IORESOURCE_MEM
,
723 .start
= AT91SAM9263_ID_AC97C
,
724 .end
= AT91SAM9263_ID_AC97C
,
725 .flags
= IORESOURCE_IRQ
,
729 static struct platform_device at91sam9263_ac97_device
= {
730 .name
= "atmel_ac97c",
733 .dma_mask
= &ac97_dmamask
,
734 .coherent_dma_mask
= DMA_BIT_MASK(32),
735 .platform_data
= &ac97_data
,
737 .resource
= ac97_resources
,
738 .num_resources
= ARRAY_SIZE(ac97_resources
),
741 void __init
at91_add_device_ac97(struct ac97c_platform_data
*data
)
746 at91_set_A_periph(AT91_PIN_PB0
, 0); /* AC97FS */
747 at91_set_A_periph(AT91_PIN_PB1
, 0); /* AC97CK */
748 at91_set_A_periph(AT91_PIN_PB2
, 0); /* AC97TX */
749 at91_set_A_periph(AT91_PIN_PB3
, 0); /* AC97RX */
753 at91_set_gpio_output(data
->reset_pin
, 0);
756 platform_device_register(&at91sam9263_ac97_device
);
759 void __init
at91_add_device_ac97(struct ac97c_platform_data
*data
) {}
762 /* --------------------------------------------------------------------
764 * -------------------------------------------------------------------- */
766 #if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
767 static struct resource can_resources
[] = {
769 .start
= AT91SAM9263_BASE_CAN
,
770 .end
= AT91SAM9263_BASE_CAN
+ SZ_16K
- 1,
771 .flags
= IORESOURCE_MEM
,
774 .start
= AT91SAM9263_ID_CAN
,
775 .end
= AT91SAM9263_ID_CAN
,
776 .flags
= IORESOURCE_IRQ
,
780 static struct platform_device at91sam9263_can_device
= {
783 .resource
= can_resources
,
784 .num_resources
= ARRAY_SIZE(can_resources
),
787 void __init
at91_add_device_can(struct at91_can_data
*data
)
789 at91_set_A_periph(AT91_PIN_PA13
, 0); /* CANTX */
790 at91_set_A_periph(AT91_PIN_PA14
, 0); /* CANRX */
791 at91sam9263_can_device
.dev
.platform_data
= data
;
793 platform_device_register(&at91sam9263_can_device
);
796 void __init
at91_add_device_can(struct at91_can_data
*data
) {}
799 /* --------------------------------------------------------------------
801 * -------------------------------------------------------------------- */
803 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
804 static u64 lcdc_dmamask
= DMA_BIT_MASK(32);
805 static struct atmel_lcdfb_info lcdc_data
;
807 static struct resource lcdc_resources
[] = {
809 .start
= AT91SAM9263_LCDC_BASE
,
810 .end
= AT91SAM9263_LCDC_BASE
+ SZ_4K
- 1,
811 .flags
= IORESOURCE_MEM
,
814 .start
= AT91SAM9263_ID_LCDC
,
815 .end
= AT91SAM9263_ID_LCDC
,
816 .flags
= IORESOURCE_IRQ
,
820 static struct platform_device at91_lcdc_device
= {
821 .name
= "atmel_lcdfb",
824 .dma_mask
= &lcdc_dmamask
,
825 .coherent_dma_mask
= DMA_BIT_MASK(32),
826 .platform_data
= &lcdc_data
,
828 .resource
= lcdc_resources
,
829 .num_resources
= ARRAY_SIZE(lcdc_resources
),
832 void __init
at91_add_device_lcdc(struct atmel_lcdfb_info
*data
)
837 at91_set_A_periph(AT91_PIN_PC1
, 0); /* LCDHSYNC */
838 at91_set_A_periph(AT91_PIN_PC2
, 0); /* LCDDOTCK */
839 at91_set_A_periph(AT91_PIN_PC3
, 0); /* LCDDEN */
840 at91_set_B_periph(AT91_PIN_PB9
, 0); /* LCDCC */
841 at91_set_A_periph(AT91_PIN_PC6
, 0); /* LCDD2 */
842 at91_set_A_periph(AT91_PIN_PC7
, 0); /* LCDD3 */
843 at91_set_A_periph(AT91_PIN_PC8
, 0); /* LCDD4 */
844 at91_set_A_periph(AT91_PIN_PC9
, 0); /* LCDD5 */
845 at91_set_A_periph(AT91_PIN_PC10
, 0); /* LCDD6 */
846 at91_set_A_periph(AT91_PIN_PC11
, 0); /* LCDD7 */
847 at91_set_A_periph(AT91_PIN_PC14
, 0); /* LCDD10 */
848 at91_set_A_periph(AT91_PIN_PC15
, 0); /* LCDD11 */
849 at91_set_A_periph(AT91_PIN_PC16
, 0); /* LCDD12 */
850 at91_set_B_periph(AT91_PIN_PC12
, 0); /* LCDD13 */
851 at91_set_A_periph(AT91_PIN_PC18
, 0); /* LCDD14 */
852 at91_set_A_periph(AT91_PIN_PC19
, 0); /* LCDD15 */
853 at91_set_A_periph(AT91_PIN_PC22
, 0); /* LCDD18 */
854 at91_set_A_periph(AT91_PIN_PC23
, 0); /* LCDD19 */
855 at91_set_A_periph(AT91_PIN_PC24
, 0); /* LCDD20 */
856 at91_set_B_periph(AT91_PIN_PC17
, 0); /* LCDD21 */
857 at91_set_A_periph(AT91_PIN_PC26
, 0); /* LCDD22 */
858 at91_set_A_periph(AT91_PIN_PC27
, 0); /* LCDD23 */
861 platform_device_register(&at91_lcdc_device
);
864 void __init
at91_add_device_lcdc(struct atmel_lcdfb_info
*data
) {}
868 /* --------------------------------------------------------------------
869 * Image Sensor Interface
870 * -------------------------------------------------------------------- */
872 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
874 struct resource isi_resources
[] = {
876 .start
= AT91SAM9263_BASE_ISI
,
877 .end
= AT91SAM9263_BASE_ISI
+ SZ_16K
- 1,
878 .flags
= IORESOURCE_MEM
,
881 .start
= AT91SAM9263_ID_ISI
,
882 .end
= AT91SAM9263_ID_ISI
,
883 .flags
= IORESOURCE_IRQ
,
887 static struct platform_device at91sam9263_isi_device
= {
890 .resource
= isi_resources
,
891 .num_resources
= ARRAY_SIZE(isi_resources
),
894 void __init
at91_add_device_isi(void)
896 at91_set_A_periph(AT91_PIN_PE0
, 0); /* ISI_D0 */
897 at91_set_A_periph(AT91_PIN_PE1
, 0); /* ISI_D1 */
898 at91_set_A_periph(AT91_PIN_PE2
, 0); /* ISI_D2 */
899 at91_set_A_periph(AT91_PIN_PE3
, 0); /* ISI_D3 */
900 at91_set_A_periph(AT91_PIN_PE4
, 0); /* ISI_D4 */
901 at91_set_A_periph(AT91_PIN_PE5
, 0); /* ISI_D5 */
902 at91_set_A_periph(AT91_PIN_PE6
, 0); /* ISI_D6 */
903 at91_set_A_periph(AT91_PIN_PE7
, 0); /* ISI_D7 */
904 at91_set_A_periph(AT91_PIN_PE8
, 0); /* ISI_PCK */
905 at91_set_A_periph(AT91_PIN_PE9
, 0); /* ISI_HSYNC */
906 at91_set_A_periph(AT91_PIN_PE10
, 0); /* ISI_VSYNC */
907 at91_set_B_periph(AT91_PIN_PE11
, 0); /* ISI_MCK (PCK3) */
908 at91_set_B_periph(AT91_PIN_PE12
, 0); /* ISI_PD8 */
909 at91_set_B_periph(AT91_PIN_PE13
, 0); /* ISI_PD9 */
910 at91_set_B_periph(AT91_PIN_PE14
, 0); /* ISI_PD10 */
911 at91_set_B_periph(AT91_PIN_PE15
, 0); /* ISI_PD11 */
914 void __init
at91_add_device_isi(void) {}
918 /* --------------------------------------------------------------------
919 * Timer/Counter block
920 * -------------------------------------------------------------------- */
922 #ifdef CONFIG_ATMEL_TCLIB
924 static struct resource tcb_resources
[] = {
926 .start
= AT91SAM9263_BASE_TCB0
,
927 .end
= AT91SAM9263_BASE_TCB0
+ SZ_16K
- 1,
928 .flags
= IORESOURCE_MEM
,
931 .start
= AT91SAM9263_ID_TCB
,
932 .end
= AT91SAM9263_ID_TCB
,
933 .flags
= IORESOURCE_IRQ
,
937 static struct platform_device at91sam9263_tcb_device
= {
940 .resource
= tcb_resources
,
941 .num_resources
= ARRAY_SIZE(tcb_resources
),
944 static void __init
at91_add_device_tc(void)
946 platform_device_register(&at91sam9263_tcb_device
);
949 static void __init
at91_add_device_tc(void) { }
953 /* --------------------------------------------------------------------
955 * -------------------------------------------------------------------- */
957 static struct resource rtt0_resources
[] = {
959 .start
= AT91_BASE_SYS
+ AT91_RTT0
,
960 .end
= AT91_BASE_SYS
+ AT91_RTT0
+ SZ_16
- 1,
961 .flags
= IORESOURCE_MEM
,
965 static struct platform_device at91sam9263_rtt0_device
= {
968 .resource
= rtt0_resources
,
969 .num_resources
= ARRAY_SIZE(rtt0_resources
),
972 static struct resource rtt1_resources
[] = {
974 .start
= AT91_BASE_SYS
+ AT91_RTT1
,
975 .end
= AT91_BASE_SYS
+ AT91_RTT1
+ SZ_16
- 1,
976 .flags
= IORESOURCE_MEM
,
980 static struct platform_device at91sam9263_rtt1_device
= {
983 .resource
= rtt1_resources
,
984 .num_resources
= ARRAY_SIZE(rtt1_resources
),
987 static void __init
at91_add_device_rtt(void)
989 platform_device_register(&at91sam9263_rtt0_device
);
990 platform_device_register(&at91sam9263_rtt1_device
);
994 /* --------------------------------------------------------------------
996 * -------------------------------------------------------------------- */
998 #if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
999 static struct platform_device at91sam9263_wdt_device
= {
1005 static void __init
at91_add_device_watchdog(void)
1007 platform_device_register(&at91sam9263_wdt_device
);
1010 static void __init
at91_add_device_watchdog(void) {}
1014 /* --------------------------------------------------------------------
1016 * --------------------------------------------------------------------*/
1018 #if defined(CONFIG_ATMEL_PWM)
1019 static u32 pwm_mask
;
1021 static struct resource pwm_resources
[] = {
1023 .start
= AT91SAM9263_BASE_PWMC
,
1024 .end
= AT91SAM9263_BASE_PWMC
+ SZ_16K
- 1,
1025 .flags
= IORESOURCE_MEM
,
1028 .start
= AT91SAM9263_ID_PWMC
,
1029 .end
= AT91SAM9263_ID_PWMC
,
1030 .flags
= IORESOURCE_IRQ
,
1034 static struct platform_device at91sam9263_pwm0_device
= {
1035 .name
= "atmel_pwm",
1038 .platform_data
= &pwm_mask
,
1040 .resource
= pwm_resources
,
1041 .num_resources
= ARRAY_SIZE(pwm_resources
),
1044 void __init
at91_add_device_pwm(u32 mask
)
1046 if (mask
& (1 << AT91_PWM0
))
1047 at91_set_B_periph(AT91_PIN_PB7
, 1); /* enable PWM0 */
1049 if (mask
& (1 << AT91_PWM1
))
1050 at91_set_B_periph(AT91_PIN_PB8
, 1); /* enable PWM1 */
1052 if (mask
& (1 << AT91_PWM2
))
1053 at91_set_B_periph(AT91_PIN_PC29
, 1); /* enable PWM2 */
1055 if (mask
& (1 << AT91_PWM3
))
1056 at91_set_B_periph(AT91_PIN_PB29
, 1); /* enable PWM3 */
1060 platform_device_register(&at91sam9263_pwm0_device
);
1063 void __init
at91_add_device_pwm(u32 mask
) {}
1067 /* --------------------------------------------------------------------
1068 * SSC -- Synchronous Serial Controller
1069 * -------------------------------------------------------------------- */
1071 #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
1072 static u64 ssc0_dmamask
= DMA_BIT_MASK(32);
1074 static struct resource ssc0_resources
[] = {
1076 .start
= AT91SAM9263_BASE_SSC0
,
1077 .end
= AT91SAM9263_BASE_SSC0
+ SZ_16K
- 1,
1078 .flags
= IORESOURCE_MEM
,
1081 .start
= AT91SAM9263_ID_SSC0
,
1082 .end
= AT91SAM9263_ID_SSC0
,
1083 .flags
= IORESOURCE_IRQ
,
1087 static struct platform_device at91sam9263_ssc0_device
= {
1091 .dma_mask
= &ssc0_dmamask
,
1092 .coherent_dma_mask
= DMA_BIT_MASK(32),
1094 .resource
= ssc0_resources
,
1095 .num_resources
= ARRAY_SIZE(ssc0_resources
),
1098 static inline void configure_ssc0_pins(unsigned pins
)
1100 if (pins
& ATMEL_SSC_TF
)
1101 at91_set_B_periph(AT91_PIN_PB0
, 1);
1102 if (pins
& ATMEL_SSC_TK
)
1103 at91_set_B_periph(AT91_PIN_PB1
, 1);
1104 if (pins
& ATMEL_SSC_TD
)
1105 at91_set_B_periph(AT91_PIN_PB2
, 1);
1106 if (pins
& ATMEL_SSC_RD
)
1107 at91_set_B_periph(AT91_PIN_PB3
, 1);
1108 if (pins
& ATMEL_SSC_RK
)
1109 at91_set_B_periph(AT91_PIN_PB4
, 1);
1110 if (pins
& ATMEL_SSC_RF
)
1111 at91_set_B_periph(AT91_PIN_PB5
, 1);
1114 static u64 ssc1_dmamask
= DMA_BIT_MASK(32);
1116 static struct resource ssc1_resources
[] = {
1118 .start
= AT91SAM9263_BASE_SSC1
,
1119 .end
= AT91SAM9263_BASE_SSC1
+ SZ_16K
- 1,
1120 .flags
= IORESOURCE_MEM
,
1123 .start
= AT91SAM9263_ID_SSC1
,
1124 .end
= AT91SAM9263_ID_SSC1
,
1125 .flags
= IORESOURCE_IRQ
,
1129 static struct platform_device at91sam9263_ssc1_device
= {
1133 .dma_mask
= &ssc1_dmamask
,
1134 .coherent_dma_mask
= DMA_BIT_MASK(32),
1136 .resource
= ssc1_resources
,
1137 .num_resources
= ARRAY_SIZE(ssc1_resources
),
1140 static inline void configure_ssc1_pins(unsigned pins
)
1142 if (pins
& ATMEL_SSC_TF
)
1143 at91_set_A_periph(AT91_PIN_PB6
, 1);
1144 if (pins
& ATMEL_SSC_TK
)
1145 at91_set_A_periph(AT91_PIN_PB7
, 1);
1146 if (pins
& ATMEL_SSC_TD
)
1147 at91_set_A_periph(AT91_PIN_PB8
, 1);
1148 if (pins
& ATMEL_SSC_RD
)
1149 at91_set_A_periph(AT91_PIN_PB9
, 1);
1150 if (pins
& ATMEL_SSC_RK
)
1151 at91_set_A_periph(AT91_PIN_PB10
, 1);
1152 if (pins
& ATMEL_SSC_RF
)
1153 at91_set_A_periph(AT91_PIN_PB11
, 1);
1157 * SSC controllers are accessed through library code, instead of any
1158 * kind of all-singing/all-dancing driver. For example one could be
1159 * used by a particular I2S audio codec's driver, while another one
1160 * on the same system might be used by a custom data capture driver.
1162 void __init
at91_add_device_ssc(unsigned id
, unsigned pins
)
1164 struct platform_device
*pdev
;
1167 * NOTE: caller is responsible for passing information matching
1168 * "pins" to whatever will be using each particular controller.
1171 case AT91SAM9263_ID_SSC0
:
1172 pdev
= &at91sam9263_ssc0_device
;
1173 configure_ssc0_pins(pins
);
1175 case AT91SAM9263_ID_SSC1
:
1176 pdev
= &at91sam9263_ssc1_device
;
1177 configure_ssc1_pins(pins
);
1183 platform_device_register(pdev
);
1187 void __init
at91_add_device_ssc(unsigned id
, unsigned pins
) {}
1191 /* --------------------------------------------------------------------
1193 * -------------------------------------------------------------------- */
1195 #if defined(CONFIG_SERIAL_ATMEL)
1197 static struct resource dbgu_resources
[] = {
1199 .start
= AT91_BASE_SYS
+ AT91_DBGU
,
1200 .end
= AT91_BASE_SYS
+ AT91_DBGU
+ SZ_512
- 1,
1201 .flags
= IORESOURCE_MEM
,
1204 .start
= AT91_ID_SYS
,
1206 .flags
= IORESOURCE_IRQ
,
1210 static struct atmel_uart_data dbgu_data
= {
1212 .use_dma_rx
= 0, /* DBGU not capable of receive DMA */
1215 static u64 dbgu_dmamask
= DMA_BIT_MASK(32);
1217 static struct platform_device at91sam9263_dbgu_device
= {
1218 .name
= "atmel_usart",
1221 .dma_mask
= &dbgu_dmamask
,
1222 .coherent_dma_mask
= DMA_BIT_MASK(32),
1223 .platform_data
= &dbgu_data
,
1225 .resource
= dbgu_resources
,
1226 .num_resources
= ARRAY_SIZE(dbgu_resources
),
1229 static inline void configure_dbgu_pins(void)
1231 at91_set_A_periph(AT91_PIN_PC30
, 0); /* DRXD */
1232 at91_set_A_periph(AT91_PIN_PC31
, 1); /* DTXD */
1235 static struct resource uart0_resources
[] = {
1237 .start
= AT91SAM9263_BASE_US0
,
1238 .end
= AT91SAM9263_BASE_US0
+ SZ_16K
- 1,
1239 .flags
= IORESOURCE_MEM
,
1242 .start
= AT91SAM9263_ID_US0
,
1243 .end
= AT91SAM9263_ID_US0
,
1244 .flags
= IORESOURCE_IRQ
,
1248 static struct atmel_uart_data uart0_data
= {
1253 static u64 uart0_dmamask
= DMA_BIT_MASK(32);
1255 static struct platform_device at91sam9263_uart0_device
= {
1256 .name
= "atmel_usart",
1259 .dma_mask
= &uart0_dmamask
,
1260 .coherent_dma_mask
= DMA_BIT_MASK(32),
1261 .platform_data
= &uart0_data
,
1263 .resource
= uart0_resources
,
1264 .num_resources
= ARRAY_SIZE(uart0_resources
),
1267 static inline void configure_usart0_pins(unsigned pins
)
1269 at91_set_A_periph(AT91_PIN_PA26
, 1); /* TXD0 */
1270 at91_set_A_periph(AT91_PIN_PA27
, 0); /* RXD0 */
1272 if (pins
& ATMEL_UART_RTS
)
1273 at91_set_A_periph(AT91_PIN_PA28
, 0); /* RTS0 */
1274 if (pins
& ATMEL_UART_CTS
)
1275 at91_set_A_periph(AT91_PIN_PA29
, 0); /* CTS0 */
1278 static struct resource uart1_resources
[] = {
1280 .start
= AT91SAM9263_BASE_US1
,
1281 .end
= AT91SAM9263_BASE_US1
+ SZ_16K
- 1,
1282 .flags
= IORESOURCE_MEM
,
1285 .start
= AT91SAM9263_ID_US1
,
1286 .end
= AT91SAM9263_ID_US1
,
1287 .flags
= IORESOURCE_IRQ
,
1291 static struct atmel_uart_data uart1_data
= {
1296 static u64 uart1_dmamask
= DMA_BIT_MASK(32);
1298 static struct platform_device at91sam9263_uart1_device
= {
1299 .name
= "atmel_usart",
1302 .dma_mask
= &uart1_dmamask
,
1303 .coherent_dma_mask
= DMA_BIT_MASK(32),
1304 .platform_data
= &uart1_data
,
1306 .resource
= uart1_resources
,
1307 .num_resources
= ARRAY_SIZE(uart1_resources
),
1310 static inline void configure_usart1_pins(unsigned pins
)
1312 at91_set_A_periph(AT91_PIN_PD0
, 1); /* TXD1 */
1313 at91_set_A_periph(AT91_PIN_PD1
, 0); /* RXD1 */
1315 if (pins
& ATMEL_UART_RTS
)
1316 at91_set_B_periph(AT91_PIN_PD7
, 0); /* RTS1 */
1317 if (pins
& ATMEL_UART_CTS
)
1318 at91_set_B_periph(AT91_PIN_PD8
, 0); /* CTS1 */
1321 static struct resource uart2_resources
[] = {
1323 .start
= AT91SAM9263_BASE_US2
,
1324 .end
= AT91SAM9263_BASE_US2
+ SZ_16K
- 1,
1325 .flags
= IORESOURCE_MEM
,
1328 .start
= AT91SAM9263_ID_US2
,
1329 .end
= AT91SAM9263_ID_US2
,
1330 .flags
= IORESOURCE_IRQ
,
1334 static struct atmel_uart_data uart2_data
= {
1339 static u64 uart2_dmamask
= DMA_BIT_MASK(32);
1341 static struct platform_device at91sam9263_uart2_device
= {
1342 .name
= "atmel_usart",
1345 .dma_mask
= &uart2_dmamask
,
1346 .coherent_dma_mask
= DMA_BIT_MASK(32),
1347 .platform_data
= &uart2_data
,
1349 .resource
= uart2_resources
,
1350 .num_resources
= ARRAY_SIZE(uart2_resources
),
1353 static inline void configure_usart2_pins(unsigned pins
)
1355 at91_set_A_periph(AT91_PIN_PD2
, 1); /* TXD2 */
1356 at91_set_A_periph(AT91_PIN_PD3
, 0); /* RXD2 */
1358 if (pins
& ATMEL_UART_RTS
)
1359 at91_set_B_periph(AT91_PIN_PD5
, 0); /* RTS2 */
1360 if (pins
& ATMEL_UART_CTS
)
1361 at91_set_B_periph(AT91_PIN_PD6
, 0); /* CTS2 */
1364 static struct platform_device
*__initdata at91_uarts
[ATMEL_MAX_UART
]; /* the UARTs to use */
1365 struct platform_device
*atmel_default_console_device
; /* the serial console device */
1367 void __init
at91_register_uart(unsigned id
, unsigned portnr
, unsigned pins
)
1369 struct platform_device
*pdev
;
1370 struct atmel_uart_data
*pdata
;
1374 pdev
= &at91sam9263_dbgu_device
;
1375 configure_dbgu_pins();
1377 case AT91SAM9263_ID_US0
:
1378 pdev
= &at91sam9263_uart0_device
;
1379 configure_usart0_pins(pins
);
1381 case AT91SAM9263_ID_US1
:
1382 pdev
= &at91sam9263_uart1_device
;
1383 configure_usart1_pins(pins
);
1385 case AT91SAM9263_ID_US2
:
1386 pdev
= &at91sam9263_uart2_device
;
1387 configure_usart2_pins(pins
);
1392 pdata
= pdev
->dev
.platform_data
;
1393 pdata
->num
= portnr
; /* update to mapped ID */
1395 if (portnr
< ATMEL_MAX_UART
)
1396 at91_uarts
[portnr
] = pdev
;
1399 void __init
at91_set_serial_console(unsigned portnr
)
1401 if (portnr
< ATMEL_MAX_UART
) {
1402 atmel_default_console_device
= at91_uarts
[portnr
];
1403 at91sam9263_set_console_clock(at91_uarts
[portnr
]->id
);
1407 void __init
at91_add_device_serial(void)
1411 for (i
= 0; i
< ATMEL_MAX_UART
; i
++) {
1413 platform_device_register(at91_uarts
[i
]);
1416 if (!atmel_default_console_device
)
1417 printk(KERN_INFO
"AT91: No default serial console defined.\n");
1420 void __init
at91_register_uart(unsigned id
, unsigned portnr
, unsigned pins
) {}
1421 void __init
at91_set_serial_console(unsigned portnr
) {}
1422 void __init
at91_add_device_serial(void) {}
1426 /* -------------------------------------------------------------------- */
1428 * These devices are always present and don't need any board-specific
1431 static int __init
at91_add_standard_devices(void)
1433 at91_add_device_rtt();
1434 at91_add_device_watchdog();
1435 at91_add_device_tc();
1439 arch_initcall(at91_add_standard_devices
);