void __init at91_add_device_i2c(void)
{
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA7, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA7, 1);
at91_set_A_periph(AT91_PIN_PA8, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA8, 1);
platform_device_register(&at91sam9261_twi_device);
}
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */
at91_set_multi_drive(AT91_PIN_PB4, 1);
at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */
at91_set_multi_drive(AT91_PIN_PB5, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9263_twi_device);
}
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
/* */
at91_set_A_periph(AT91_PIN_PA23, 0); /* */
at91_set_multi_drive(AT91_PIN_PA23, 1);
at91_set_A_periph(AT91_PIN_PA24, 0); /* */
at91_set_multi_drive(AT91_PIN_PA24, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9rl_twi_device);
}
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA25, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA25, 1);
at91_set_A_periph(AT91_PIN_PA26, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA26, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91rm9200_twi_device);
}
void at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices)
{
struct i2c_gpio_platform_data *pdata = &pdata_i2c;
i2c_register_board_info(0, devices, nr_devices);
at91_set_GPIO_periph(pdata->sda_pin, 1); /* TWD (SDA) */
at91_set_multi_drive(pdata->sda_pin, 1);
at91_set_GPIO_periph(pdata->scl_pin, 1); /* TWCK (SCL) */
at91_set_multi_drive(pdata->scl_pin, 1);
add_generic_device_res("i2c-gpio", 0, NULL, 0, pdata);
}
static void __init homematic_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&homematic_eth_data);
/* USB Host */
at91_add_device_usbh(&homematic_usbh_data);
/* USB Device */
at91_add_device_udc(&homematic_udc_data);
at91_set_multi_drive(homematic_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* I2C */
at91_add_device_i2c(NULL, 0);
/* SPI */
at91_add_device_spi(homematic_spi_devices, ARRAY_SIZE(homematic_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
/* DataFlash card */
at91_set_gpio_output(AT91_PIN_PB7, 0);
#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &homematic_mmc_data);
#endif
/* NAND */
at91_add_device_nand(&homematic_nand_data);
}
static void __init dk_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&dk_eth_data);
/* USB Host */
at91_add_device_usbh(&dk_usbh_data);
/* USB Device */
at91_add_device_udc(&dk_udc_data);
at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* Compact Flash */
at91_add_device_cf(&dk_cf_data);
/* I2C */
at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices));
/* SPI */
at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
/* DataFlash card */
at91_set_gpio_output(AT91_PIN_PB7, 0);
#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &dk_mmc_data);
#endif
/* NAND */
at91_add_device_nand(&dk_nand_data);
/* NOR Flash */
platform_device_register(&dk_flash);
/* LEDs */
at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
/* VGA */
// dk_add_device_video();
}
static void __init ek_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&ek_eth_data);
/* USB Host */
at91_add_device_usbh(&ek_usbh_data);
/* USB Device */
at91_add_device_udc(&ek_udc_data);
at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* I2C */
at91_add_device_i2c();
/* SPI */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
/* DataFlash card */
at91_set_gpio_output(AT91_PIN_PB22, 0);
#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(&ek_mmc_data);
#endif
/* VGA */
// ek_add_device_video();
}
static void ek_add_device_w1(void)
{
at91_set_gpio_input(w1_pdata.pin, 0);
at91_set_multi_drive(w1_pdata.pin, 1);
add_generic_device_res("w1-gpio", DEVICE_ID_SINGLE, NULL, 0, &w1_pdata);
at91sam9x5ek_devices_detect_hw();
}
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
/* IP version is not the same on 9260 and g20 */
if (cpu_is_at91sam9g20()) {
at91sam9260_twi_device.name = "i2c-at91sam9g20";
} else {
at91sam9260_twi_device.name = "i2c-at91sam9260";
}
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA23, 1);
at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA24, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9260_twi_device);
}
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
/* pins used for TWI0 interface */
at91_set_A_periph(AT91_PIN_PC7, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PC7, 1);
at91_set_A_periph(AT91_PIN_PC8, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PC8, 1);
/* pins used for TWI1 interface */
at91_set_A_periph(AT91_PIN_PC20, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PC20, 1);
at91_set_A_periph(AT91_PIN_PC21, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PC21, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at572d940hf_twi0_device);
platform_device_register(&at572d940hf_twi1_device);
}
void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices)
{
i2c_register_board_info(i2c_id, devices, nr_devices);
if (i2c_id == 0) {
at91_set_GPIO_periph(AT91_PIN_PA20, 1); /* TWD (SDA) */
at91_set_multi_drive(AT91_PIN_PA20, 1);
at91_set_GPIO_periph(AT91_PIN_PA21, 1); /* TWCK (SCL) */
at91_set_multi_drive(AT91_PIN_PA21, 1);
platform_device_register(&at91sam9g45_twi0_device);
} else {
at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* TWD (SDA) */
at91_set_multi_drive(AT91_PIN_PB10, 1);
at91_set_GPIO_periph(AT91_PIN_PB11, 1); /* TWCK (SCL) */
at91_set_multi_drive(AT91_PIN_PB11, 1);
platform_device_register(&at91sam9g45_twi1_device);
}
}
void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices)
{
i2c_register_board_info(i2c_id, devices, nr_devices);
/* pins used for TWI interface */
if (i2c_id == 0) {
at91_set_A_periph(AT91_PIN_PA20, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA20, 1);
at91_set_A_periph(AT91_PIN_PA21, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA21, 1);
platform_device_register(&at91sam9g45_twi0_device);
} else {
at91_set_A_periph(AT91_PIN_PB10, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PB10, 1);
at91_set_A_periph(AT91_PIN_PB11, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PB11, 1);
platform_device_register(&at91sam9g45_twi1_device);
}
}
static void __init dk_board_init(void)
{
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
| ATMEL_UART_RI);
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&dk_eth_data);
/* USB Host */
at91_add_device_usbh(&dk_usbh_data);
/* USB Device */
at91_add_device_udc(&dk_udc_data);
at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* Compact Flash */
at91_add_device_cf(&dk_cf_data);
/* I2C */
at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices));
/* SPI */
at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
/* DataFlash card */
at91_set_gpio_output(AT91_PIN_PB7, 0);
#else
/* MMC */
at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &dk_mmc_data);
#endif
/* NAND */
at91_add_device_nand(&dk_nand_data);
/* NOR Flash */
platform_device_register(&dk_flash);
/* LEDs */
at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
/* VGA */
// dk_add_device_video();
}
static void __init bf_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* Ethernet */
at91_add_device_eth(&bf_eth_data);
/* USB Host */
at91_add_device_usbh(&bf_usbh_data);
/* USB Device */
at91_add_device_udc(&bf_udc_data);
at91_set_multi_drive(bf_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
/* I2C */
at91_add_device_i2c(bf_i2c_devices,ARRAY_SIZE(bf_i2c_devices));
/* SPI */
at91_add_device_spi(bf_spi_devices, ARRAY_SIZE(bf_spi_devices));
/* MMC */
at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
at91_add_device_mmc(0, &bf_mmc_data);
}
void __init at91_add_device_cf(struct at91_cf_data *data)
{
struct platform_device *pdev;
unsigned long csa;
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
switch (data->chipselect) {
case 4:
at91_set_multi_drive(AT91_PIN_PC8, 0);
at91_set_A_periph(AT91_PIN_PC8, 0);
csa |= AT91_MATRIX_CS4A_SMC_CF1;
cf0_data = *data;
pdev = &cf0_device;
break;
case 5:
at91_set_multi_drive(AT91_PIN_PC9, 0);
at91_set_A_periph(AT91_PIN_PC9, 0);
csa |= AT91_MATRIX_CS5A_SMC_CF2;
cf1_data = *data;
pdev = &cf1_device;
break;
default:
printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n",
data->chipselect);
return;
}
at91_sys_write(AT91_MATRIX_EBICSA, csa);
if (data->rst_pin) {
at91_set_multi_drive(data->rst_pin, 0);
at91_set_gpio_output(data->rst_pin, 1);
}
if (data->irq_pin) {
at91_set_gpio_input(data->irq_pin, 0);
at91_set_deglitch(data->irq_pin, 1);
}
if (data->det_pin) {
at91_set_gpio_input(data->det_pin, 0);
at91_set_deglitch(data->det_pin, 1);
}
at91_set_B_periph(AT91_PIN_PC6, 0); /* CFCE1 */
at91_set_B_periph(AT91_PIN_PC7, 0); /* CFCE2 */
at91_set_A_periph(AT91_PIN_PC10, 0); /* CFRNW */
at91_set_A_periph(AT91_PIN_PC15, 1); /* NWAIT */
if (data->flags & AT91_CF_TRUE_IDE)
#if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE)
pdev->name = "pata_at91";
#elif defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
pdev->name = "at91_ide";
#else
#warning "board requires AT91_CF_TRUE_IDE: enable either at91_ide or pata_at91"
#endif
else
static void ek_add_device_udc(void)
{
at91_add_device_udc(&ek_udc_data);
at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
}
void add_w1(void)
{
at91_set_GPIO_periph(w1_gpio_pdata.pin, 1);
at91_set_multi_drive(w1_gpio_pdata.pin, 1);
platform_device_register(&w1_device);
}
