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/*
* arch/arm/mach-at91rm9200/devices.c
*
* Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
* 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 <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/config.h>
#include <linux/platform_device.h>
#include <asm/arch/board.h>
#include <asm/arch/pio.h>
/* --------------------------------------------------------------------
* 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);
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
/* -------------------------------------------------------------------- */
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