/* * arch/arm/mach-at91rm9200/devices.c * * Copyright (C) 2005 Thibaut VARENE * Copyright (C) 2005 David Brownell * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * */ #include #include #include #include #include #include /* -------------------------------------------------------------------- * USB Host * -------------------------------------------------------------------- */ #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) static u64 ohci_dmamask = 0xffffffffUL; static struct at91_usbh_data usbh_data; static struct resource at91rm9200_usbh_resource[] = { [0] = { .start = AT91_UHP_BASE, .end = AT91_UHP_BASE + SZ_1M -1, .flags = IORESOURCE_MEM, }, [1] = { .start = AT91_ID_UHP, .end = AT91_ID_UHP, .flags = IORESOURCE_IRQ, }, }; static struct platform_device at91rm9200_usbh_device = { .name = "at91rm9200-ohci", .id = -1, .dev = { .dma_mask = &ohci_dmamask, .coherent_dma_mask = 0xffffffff, .platform_data = &usbh_data, }, .resource = at91rm9200_usbh_resource, .num_resources = ARRAY_SIZE(at91rm9200_usbh_resource), }; void __init at91_add_device_usbh(struct at91_usbh_data *data) { if (!data) return; usbh_data = *data; platform_device_register(&at91rm9200_usbh_device); } #else void __init at91_add_device_usbh(struct at91_usbh_data *data) {} #endif /* -------------------------------------------------------------------- * USB Device (Gadget) * -------------------------------------------------------------------- */ #ifdef CONFIG_USB_GADGET_AT91 static struct at91_udc_data udc_data; static struct resource at91_udc_resources[] = { { .start = AT91_BASE_UDP, .end = AT91_BASE_UDP + SZ_16K - 1, .flags = IORESOURCE_MEM, } }; static struct platform_device at91rm9200_udc_device = { .name = "at91_udc", .id = -1, .dev = { .platform_data = &udc_data, }, .resource = at91_udc_resources, .num_resources = ARRAY_SIZE(at91_udc_resources), }; void __init at91_add_device_udc(struct at91_udc_data *data) { if (!data) return; if (data->vbus_pin) { at91_set_gpio_input(data->vbus_pin, 0); at91_set_deglitch(data->vbus_pin, 1); } if (data->pullup_pin) { at91_set_gpio_output(data->pullup_pin, 0); at91_set_multi_drive(data->pullup_pin, 1); } udc_data = *data; platform_device_register(&at91rm9200_udc_device); } #else void __init at91_add_device_udc(struct at91_udc_data *data) {} #endif /* -------------------------------------------------------------------- * Ethernet * -------------------------------------------------------------------- */ #if defined(CONFIG_ARM_AT91_ETHER) || defined(CONFIG_ARM_AT91_ETHER_MODULE) static u64 eth_dmamask = 0xffffffffUL; static struct at91_eth_data eth_data; static struct platform_device at91rm9200_eth_device = { .name = "at91_ether", .id = -1, .dev = { .dma_mask = ð_dmamask, .coherent_dma_mask = 0xffffffff, .platform_data = ð_data, }, .num_resources = 0, }; void __init at91_add_device_eth(struct at91_eth_data *data) { if (!data) return; if (data->phy_irq_pin) { at91_set_gpio_input(data->phy_irq_pin, 0); at91_set_deglitch(data->phy_irq_pin, 1); } /* Pins used for MII and RMII */ at91_set_A_periph(AT91_PIN_PA16, 0); /* EMDIO */ at91_set_A_periph(AT91_PIN_PA15, 0); /* EMDC */ at91_set_A_periph(AT91_PIN_PA14, 0); /* ERXER */ at91_set_A_periph(AT91_PIN_PA13, 0); /* ERX1 */ at91_set_A_periph(AT91_PIN_PA12, 0); /* ERX0 */ at91_set_A_periph(AT91_PIN_PA11, 0); /* ECRS_ECRSDV */ at91_set_A_periph(AT91_PIN_PA10, 0); /* ETX1 */ at91_set_A_periph(AT91_PIN_PA9, 0); /* ETX0 */ at91_set_A_periph(AT91_PIN_PA8, 0); /* ETXEN */ at91_set_A_periph(AT91_PIN_PA7, 0); /* ETXCK_EREFCK */ if (!data->is_rmii) { at91_set_B_periph(AT91_PIN_PB19, 0); /* ERXCK */ at91_set_B_periph(AT91_PIN_PB18, 0); /* ECOL */ at91_set_B_periph(AT91_PIN_PB17, 0); /* ERXDV */ at91_set_B_periph(AT91_PIN_PB16, 0); /* ERX3 */ at91_set_B_periph(AT91_PIN_PB15, 0); /* ERX2 */ at91_set_B_periph(AT91_PIN_PB14, 0); /* ETXER */ at91_set_B_periph(AT91_PIN_PB13, 0); /* ETX3 */ at91_set_B_periph(AT91_PIN_PB12, 0); /* ETX2 */ } eth_data = *data; platform_device_register(&at91rm9200_eth_device); } #else void __init at91_add_device_eth(struct at91_eth_data *data) {} #endif /* -------------------------------------------------------------------- * Compact Flash / PCMCIA * -------------------------------------------------------------------- */ #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) static struct at91_cf_data cf_data; static struct platform_device at91rm9200_cf_device = { .name = "at91_cf", .id = -1, .dev = { .platform_data = &cf_data, }, .num_resources = 0, }; void __init at91_add_device_cf(struct at91_cf_data *data) { if (!data) return; /* input/irq */ if (data->irq_pin) { at91_set_gpio_input(data->irq_pin, 1); at91_set_deglitch(data->irq_pin, 1); } at91_set_gpio_input(data->det_pin, 1); at91_set_deglitch(data->det_pin, 1); /* outputs, initially off */ if (data->vcc_pin) at91_set_gpio_output(data->vcc_pin, 0); at91_set_gpio_output(data->rst_pin, 0); cf_data = *data; platform_device_register(&at91rm9200_cf_device); } #else void __init at91_add_device_cf(struct at91_cf_data *data) {} #endif /* -------------------------------------------------------------------- * MMC / SD * -------------------------------------------------------------------- */ #if defined(CONFIG_MMC_AT91RM9200) || defined(CONFIG_MMC_AT91RM9200_MODULE) static u64 mmc_dmamask = 0xffffffffUL; static struct at91_mmc_data mmc_data; static struct resource at91_mmc_resources[] = { { .start = AT91_BASE_MCI, .end = AT91_BASE_MCI + SZ_16K - 1, .flags = IORESOURCE_MEM, } }; static struct platform_device at91rm9200_mmc_device = { .name = "at91rm9200_mci", .id = -1, .dev = { .dma_mask = &mmc_dmamask, .coherent_dma_mask = 0xffffffff, .platform_data = &mmc_data, }, .resource = at91_mmc_resources, .num_resources = ARRAY_SIZE(at91_mmc_resources), }; void __init at91_add_device_mmc(struct at91_mmc_data *data) { if (!data) return; /* input/irq */ if (data->det_pin) { at91_set_gpio_input(data->det_pin, 1); at91_set_deglitch(data->det_pin, 1); } if (data->wp_pin) at91_set_gpio_input(data->wp_pin, 1); /* CLK */ at91_set_A_periph(AT91_PIN_PA27, 0); if (data->is_b) { /* CMD */ at91_set_B_periph(AT91_PIN_PA8, 0); /* DAT0, maybe DAT1..DAT3 */ at91_set_B_periph(AT91_PIN_PA9, 0); if (data->wire4) { at91_set_B_periph(AT91_PIN_PA10, 0); at91_set_B_periph(AT91_PIN_PA11, 0); at91_set_B_periph(AT91_PIN_PA12, 0); } } else { /* CMD */ at91_set_A_periph(AT91_PIN_PA28, 0); /* DAT0, maybe DAT1..DAT3 */ at91_set_A_periph(AT91_PIN_PA29, 0); if (data->wire4) { at91_set_B_periph(AT91_PIN_PB3, 0); at91_set_B_periph(AT91_PIN_PB4, 0); at91_set_B_periph(AT91_PIN_PB5, 0); } } mmc_data = *data; platform_device_register(&at91rm9200_mmc_device); } #else void __init at91_add_device_mmc(struct at91_mmc_data *data) {} #endif /* -------------------------------------------------------------------- */