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- /*
- * On-Chip devices setup code for the AT91SAM9G45 family
- *
- * Copyright (C) 2009 Atmel Corporation.
- *
- * 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/dma-mapping.h>
- #include <linux/gpio.h>
- #include <linux/clk.h>
- #include <linux/platform_device.h>
- #include <linux/i2c-gpio.h>
- #include <linux/atmel-mci.h>
- #include <linux/platform_data/atmel-aes.h>
- #include <linux/platform_data/at91_adc.h>
- #include <linux/fb.h>
- #include <video/atmel_lcdc.h>
- #include <mach/at91_adc.h>
- #include <mach/at91sam9g45.h>
- #include <mach/at91sam9g45_matrix.h>
- #include <mach/at91_matrix.h>
- #include <mach/at91sam9_smc.h>
- #include <linux/platform_data/dma-atmel.h>
- #include <mach/atmel-mci.h>
- #include <media/atmel-isi.h>
- #include "board.h"
- #include "generic.h"
- #include "clock.h"
- /* --------------------------------------------------------------------
- * HDMAC - AHB DMA Controller
- * -------------------------------------------------------------------- */
- #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
- static u64 hdmac_dmamask = DMA_BIT_MASK(32);
- static struct resource hdmac_resources[] = {
- [0] = {
- .start = AT91SAM9G45_BASE_DMA,
- .end = AT91SAM9G45_BASE_DMA + SZ_512 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA,
- .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA,
- .flags = IORESOURCE_IRQ,
- },
- };
- static struct platform_device at_hdmac_device = {
- .name = "at91sam9g45_dma",
- .id = -1,
- .dev = {
- .dma_mask = &hdmac_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = hdmac_resources,
- .num_resources = ARRAY_SIZE(hdmac_resources),
- };
- void __init at91_add_device_hdmac(void)
- {
- platform_device_register(&at_hdmac_device);
- }
- #else
- void __init at91_add_device_hdmac(void) {}
- #endif
- /* --------------------------------------------------------------------
- * USB Host (OHCI)
- * -------------------------------------------------------------------- */
- #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
- static u64 ohci_dmamask = DMA_BIT_MASK(32);
- static struct at91_usbh_data usbh_ohci_data;
- static struct resource usbh_ohci_resources[] = {
- [0] = {
- .start = AT91SAM9G45_OHCI_BASE,
- .end = AT91SAM9G45_OHCI_BASE + SZ_1M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
- .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
- .flags = IORESOURCE_IRQ,
- },
- };
- static struct platform_device at91_usbh_ohci_device = {
- .name = "at91_ohci",
- .id = -1,
- .dev = {
- .dma_mask = &ohci_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &usbh_ohci_data,
- },
- .resource = usbh_ohci_resources,
- .num_resources = ARRAY_SIZE(usbh_ohci_resources),
- };
- void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data)
- {
- int i;
- if (!data)
- return;
- /* Enable VBus control for UHP ports */
- for (i = 0; i < data->ports; i++) {
- if (gpio_is_valid(data->vbus_pin[i]))
- at91_set_gpio_output(data->vbus_pin[i],
- data->vbus_pin_active_low[i]);
- }
- /* Enable overcurrent notification */
- for (i = 0; i < data->ports; i++) {
- if (gpio_is_valid(data->overcurrent_pin[i]))
- at91_set_gpio_input(data->overcurrent_pin[i], 1);
- }
- usbh_ohci_data = *data;
- platform_device_register(&at91_usbh_ohci_device);
- }
- #else
- void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data) {}
- #endif
- /* --------------------------------------------------------------------
- * USB Host HS (EHCI)
- * Needs an OHCI host for low and full speed management
- * -------------------------------------------------------------------- */
- #if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE)
- static u64 ehci_dmamask = DMA_BIT_MASK(32);
- static struct at91_usbh_data usbh_ehci_data;
- static struct resource usbh_ehci_resources[] = {
- [0] = {
- .start = AT91SAM9G45_EHCI_BASE,
- .end = AT91SAM9G45_EHCI_BASE + SZ_1M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
- .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
- .flags = IORESOURCE_IRQ,
- },
- };
- static struct platform_device at91_usbh_ehci_device = {
- .name = "atmel-ehci",
- .id = -1,
- .dev = {
- .dma_mask = &ehci_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &usbh_ehci_data,
- },
- .resource = usbh_ehci_resources,
- .num_resources = ARRAY_SIZE(usbh_ehci_resources),
- };
- void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data)
- {
- int i;
- if (!data)
- return;
- /* Enable VBus control for UHP ports */
- for (i = 0; i < data->ports; i++) {
- if (gpio_is_valid(data->vbus_pin[i]))
- at91_set_gpio_output(data->vbus_pin[i],
- data->vbus_pin_active_low[i]);
- }
- usbh_ehci_data = *data;
- platform_device_register(&at91_usbh_ehci_device);
- }
- #else
- void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data) {}
- #endif
- /* --------------------------------------------------------------------
- * USB HS Device (Gadget)
- * -------------------------------------------------------------------- */
- #if defined(CONFIG_USB_ATMEL_USBA) || defined(CONFIG_USB_ATMEL_USBA_MODULE)
- static struct resource usba_udc_resources[] = {
- [0] = {
- .start = AT91SAM9G45_UDPHS_FIFO,
- .end = AT91SAM9G45_UDPHS_FIFO + SZ_512K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91SAM9G45_BASE_UDPHS,
- .end = AT91SAM9G45_BASE_UDPHS + SZ_1K - 1,
- .flags = IORESOURCE_MEM,
- },
- [2] = {
- .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS,
- .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS,
- .flags = IORESOURCE_IRQ,
- },
- };
- #define EP(nam, idx, maxpkt, maxbk, dma, isoc) \
- [idx] = { \
- .name = nam, \
- .index = idx, \
- .fifo_size = maxpkt, \
- .nr_banks = maxbk, \
- .can_dma = dma, \
- .can_isoc = isoc, \
- }
- static struct usba_ep_data usba_udc_ep[] __initdata = {
- EP("ep0", 0, 64, 1, 0, 0),
- EP("ep1", 1, 1024, 2, 1, 1),
- EP("ep2", 2, 1024, 2, 1, 1),
- EP("ep3", 3, 1024, 3, 1, 0),
- EP("ep4", 4, 1024, 3, 1, 0),
- EP("ep5", 5, 1024, 3, 1, 1),
- EP("ep6", 6, 1024, 3, 1, 1),
- };
- #undef EP
- /*
- * pdata doesn't have room for any endpoints, so we need to
- * append room for the ones we need right after it.
- */
- static struct {
- struct usba_platform_data pdata;
- struct usba_ep_data ep[7];
- } usba_udc_data;
- static struct platform_device at91_usba_udc_device = {
- .name = "atmel_usba_udc",
- .id = -1,
- .dev = {
- .platform_data = &usba_udc_data.pdata,
- },
- .resource = usba_udc_resources,
- .num_resources = ARRAY_SIZE(usba_udc_resources),
- };
- void __init at91_add_device_usba(struct usba_platform_data *data)
- {
- usba_udc_data.pdata.vbus_pin = -EINVAL;
- usba_udc_data.pdata.num_ep = ARRAY_SIZE(usba_udc_ep);
- memcpy(usba_udc_data.ep, usba_udc_ep, sizeof(usba_udc_ep));
- if (data && gpio_is_valid(data->vbus_pin)) {
- at91_set_gpio_input(data->vbus_pin, 0);
- at91_set_deglitch(data->vbus_pin, 1);
- usba_udc_data.pdata.vbus_pin = data->vbus_pin;
- }
- /* Pullup pin is handled internally by USB device peripheral */
- platform_device_register(&at91_usba_udc_device);
- }
- #else
- void __init at91_add_device_usba(struct usba_platform_data *data) {}
- #endif
- /* --------------------------------------------------------------------
- * Ethernet
- * -------------------------------------------------------------------- */
- #if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
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