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OpenCloudOS-Kernel/arch/blackfin/mach-bf537/boards/stamp.c

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/*
* File: arch/blackfin/mach-bf537/boards/stamp.c
* Based on: arch/blackfin/mach-bf533/boards/ezkit.c
* Author: Aidan Williams <aidan@nicta.com.au>
*
* Created:
* Description:
*
* Modified:
* Copyright 2005 National ICT Australia (NICTA)
* Copyright 2004-2006 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see the file COPYING, or write
* to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/plat-ram.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
#include <linux/usb/isp1362.h>
#endif
#include <linux/ata_platform.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/usb/sl811.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
#include <linux/spi/ad7877.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "ADDS-BF537-STAMP";
/*
* Driver needs to know address, irq and flag pin.
*/
#define ISP1761_BASE 0x203C0000
#define ISP1761_IRQ IRQ_PF7
#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
static struct resource bfin_isp1761_resources[] = {
[0] = {
.name = "isp1761-regs",
.start = ISP1761_BASE + 0x00000000,
.end = ISP1761_BASE + 0x000fffff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = ISP1761_IRQ,
.end = ISP1761_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bfin_isp1761_device = {
.name = "isp1761",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_isp1761_resources),
.resource = bfin_isp1761_resources,
};
static struct platform_device *bfin_isp1761_devices[] = {
&bfin_isp1761_device,
};
int __init bfin_isp1761_init(void)
{
unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
printk(KERN_INFO "%s(): registering device resources\n", __func__);
set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
return platform_add_devices(bfin_isp1761_devices, num_devices);
}
void __exit bfin_isp1761_exit(void)
{
platform_device_unregister(&bfin_isp1761_device);
}
arch_initcall(bfin_isp1761_init);
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#include <linux/input.h>
#include <linux/gpio_keys.h>
static struct gpio_keys_button bfin_gpio_keys_table[] = {
{BTN_0, GPIO_PF2, 1, "gpio-keys: BTN0"},
{BTN_1, GPIO_PF3, 1, "gpio-keys: BTN1"},
{BTN_2, GPIO_PF4, 1, "gpio-keys: BTN2"},
{BTN_3, GPIO_PF5, 1, "gpio-keys: BTN3"},
};
static struct gpio_keys_platform_data bfin_gpio_keys_data = {
.buttons = bfin_gpio_keys_table,
.nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
};
static struct platform_device bfin_device_gpiokeys = {
.name = "gpio-keys",
.dev = {
.platform_data = &bfin_gpio_keys_data,
},
};
#endif
static struct resource bfin_gpios_resources = {
.start = 0,
.end = MAX_BLACKFIN_GPIOS - 1,
.flags = IORESOURCE_IRQ,
};
static struct platform_device bfin_gpios_device = {
.name = "simple-gpio",
.id = -1,
.num_resources = 1,
.resource = &bfin_gpios_resources,
};
#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
static struct resource bfin_pcmcia_cf_resources[] = {
{
.start = 0x20310000, /* IO PORT */
.end = 0x20312000,
.flags = IORESOURCE_MEM,
}, {
.start = 0x20311000, /* Attribute Memory */
.end = 0x20311FFF,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF4,
.end = IRQ_PF4,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
}, {
.start = 6, /* Card Detect PF6 */
.end = 6,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bfin_pcmcia_cf_device = {
.name = "bfin_cf_pcmcia",
.id = -1,
.num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
.resource = bfin_pcmcia_cf_resources,
};
#endif
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
.id = -1,
};
#endif
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
static struct resource smc91x_resources[] = {
{
.name = "smc91x-regs",
.start = 0x20300300,
.end = 0x20300300 + 16,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF7,
.end = IRQ_PF7,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
};
#endif
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
[0] = {
.start = 0x203FB800,
.end = 0x203FB800 + 8,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PF9,
.end = IRQ_PF9,
.flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
},
};
static struct platform_device dm9000_device = {
.name = "dm9000",
.id = -1,
.num_resources = ARRAY_SIZE(dm9000_resources),
.resource = dm9000_resources,
};
#endif
#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
static struct resource ax88180_resources[] = {
[0] = {
.start = 0x20300000,
.end = 0x20300000 + 0x8000,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PF7,
.end = IRQ_PF7,
.flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL),
},
};
static struct platform_device ax88180_device = {
.name = "ax88180",
.id = -1,
.num_resources = ARRAY_SIZE(ax88180_resources),
.resource = ax88180_resources,
};
#endif
#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
static struct resource sl811_hcd_resources[] = {
{
.start = 0x20340000,
.end = 0x20340000,
.flags = IORESOURCE_MEM,
}, {
.start = 0x20340004,
.end = 0x20340004,
.flags = IORESOURCE_MEM,
}, {
.start = CONFIG_USB_SL811_BFIN_IRQ,
.end = CONFIG_USB_SL811_BFIN_IRQ,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
void sl811_port_power(struct device *dev, int is_on)
{
gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
}
#endif
static struct sl811_platform_data sl811_priv = {
.potpg = 10,
.power = 250, /* == 500mA */
#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
.port_power = &sl811_port_power,
#endif
};
static struct platform_device sl811_hcd_device = {
.name = "sl811-hcd",
.id = 0,
.dev = {
.platform_data = &sl811_priv,
},
.num_resources = ARRAY_SIZE(sl811_hcd_resources),
.resource = sl811_hcd_resources,
};
#endif
#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
static struct resource isp1362_hcd_resources[] = {
{
.start = 0x20360000,
.end = 0x20360000,
.flags = IORESOURCE_MEM,
}, {
.start = 0x20360004,
.end = 0x20360004,
.flags = IORESOURCE_MEM,
}, {
.start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
.end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
static struct isp1362_platform_data isp1362_priv = {
.sel15Kres = 1,
.clknotstop = 0,
.oc_enable = 0,
.int_act_high = 0,
.int_edge_triggered = 0,
.remote_wakeup_connected = 0,
.no_power_switching = 1,
.power_switching_mode = 0,
};
static struct platform_device isp1362_hcd_device = {
.name = "isp1362-hcd",
.id = 0,
.dev = {
.platform_data = &isp1362_priv,
},
.num_resources = ARRAY_SIZE(isp1362_hcd_resources),
.resource = isp1362_hcd_resources,
};
#endif
#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
static struct platform_device bfin_mac_device = {
.name = "bfin_mac",
};
#endif
#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
static struct resource net2272_bfin_resources[] = {
{
.start = 0x20300000,
.end = 0x20300000 + 0x100,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF7,
.end = IRQ_PF7,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
static struct platform_device net2272_bfin_device = {
.name = "net2272",
.id = -1,
.num_resources = ARRAY_SIZE(net2272_bfin_resources),
.resource = net2272_bfin_resources,
};
#endif
#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
#ifdef CONFIG_MTD_PARTITIONS
const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL };
static struct mtd_partition bfin_plat_nand_partitions[] = {
{
.name = "linux kernel(nand)",
.size = 0x400000,
.offset = 0,
}, {
.name = "file system(nand)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
#endif
#define BFIN_NAND_PLAT_CLE 2
#define BFIN_NAND_PLAT_ALE 1
static void bfin_plat_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
struct nand_chip *this = mtd->priv;
if (cmd == NAND_CMD_NONE)
return;
if (ctrl & NAND_CLE)
writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_CLE));
else
writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_ALE));
}
#define BFIN_NAND_PLAT_READY GPIO_PF3
static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
{
return gpio_get_value(BFIN_NAND_PLAT_READY);
}
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,
.partitions = bfin_plat_nand_partitions,
.nr_partitions = ARRAY_SIZE(bfin_plat_nand_partitions),
#endif
},
.ctrl = {
.cmd_ctrl = bfin_plat_nand_cmd_ctrl,
.dev_ready = bfin_plat_nand_dev_ready,
},
};
#define MAX(x, y) (x > y ? x : y)
static struct resource bfin_plat_nand_resources = {
.start = 0x20212000,
.end = 0x20212000 + (1 << MAX(BFIN_NAND_PLAT_CLE, BFIN_NAND_PLAT_ALE)),
.flags = IORESOURCE_IO,
};
static struct platform_device bfin_async_nand_device = {
.name = "gen_nand",
.id = -1,
.num_resources = 1,
.resource = &bfin_plat_nand_resources,
.dev = {
.platform_data = &bfin_plat_nand_data,
},
};
static void bfin_plat_nand_init(void)
{
gpio_request(BFIN_NAND_PLAT_READY, "bfin_nand_plat");
}
#else
static void bfin_plat_nand_init(void) {}
#endif
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition stamp_partitions[] = {
{
.name = "bootloader(nor)",
.size = 0x40000,
.offset = 0,
}, {
.name = "linux kernel(nor)",
.size = 0xE0000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(nor)",
.size = 0x400000 - 0x40000 - 0xE0000 - 0x10000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "MAC Address(nor)",
.size = MTDPART_SIZ_FULL,
.offset = 0x3F0000,
.mask_flags = MTD_WRITEABLE,
}
};
static struct physmap_flash_data stamp_flash_data = {
.width = 2,
.parts = stamp_partitions,
.nr_parts = ARRAY_SIZE(stamp_partitions),
};
static struct resource stamp_flash_resource = {
.start = 0x20000000,
.end = 0x203fffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device stamp_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &stamp_flash_data,
},
.num_resources = 1,
.resource = &stamp_flash_resource,
};
#endif
#if defined(CONFIG_MTD_M25P80) \
|| defined(CONFIG_MTD_M25P80_MODULE)
static struct mtd_partition bfin_spi_flash_partitions[] = {
{
.name = "bootloader(spi)",
.size = 0x00040000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "linux kernel(spi)",
.size = 0xe0000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(spi)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
static struct flash_platform_data bfin_spi_flash_data = {
.name = "m25p80",
.parts = bfin_spi_flash_partitions,
.nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
.type = "m25p64",
};
/* SPI flash chip (m25p64) */
static struct bfin5xx_spi_chip spi_flash_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_SPI_ADC_BF533) \
|| defined(CONFIG_SPI_ADC_BF533_MODULE)
/* SPI ADC chip */
static struct bfin5xx_spi_chip spi_adc_chip_info = {
.enable_dma = 1, /* use dma transfer with this chip*/
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_SND_BLACKFIN_AD1836) \
|| defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
static struct bfin5xx_spi_chip spi_mmc_chip_info = {
.enable_dma = 1,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_PBX)
static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
.ctl_reg = 0x4, /* send zero */
.enable_dma = 0,
.bits_per_word = 8,
.cs_change_per_word = 1,
};
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
static const struct ad7877_platform_data bfin_ad7877_ts_info = {
.model = 7877,
.vref_delay_usecs = 50, /* internal, no capacitor */
.x_plate_ohms = 419,
.y_plate_ohms = 486,
.pressure_max = 1000,
.pressure_min = 0,
.stopacq_polarity = 1,
.first_conversion_delay = 3,
.acquisition_time = 1,
.averaging = 1,
.pen_down_acc_interval = 1,
};
#endif
#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
static struct bfin5xx_spi_chip spidev_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_MTD_DATAFLASH) \
|| defined(CONFIG_MTD_DATAFLASH_MODULE)
/* DataFlash chip */
static struct bfin5xx_spi_chip data_flash_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
.bits_per_word = 8,
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if defined(CONFIG_MTD_M25P80) \
|| defined(CONFIG_MTD_M25P80_MODULE)
{
/* the modalias must be the same as spi device driver name */
.modalias = "m25p80", /* Name of spi_driver for this device */
.max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0, /* Framework bus number */
.chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
.platform_data = &bfin_spi_flash_data,
.controller_data = &spi_flash_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if defined(CONFIG_MTD_DATAFLASH) \
|| defined(CONFIG_MTD_DATAFLASH_MODULE)
{ /* DataFlash chip */
.modalias = "mtd_dataflash",
.max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0, /* Framework bus number */
.chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
.controller_data = &data_flash_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if defined(CONFIG_SPI_ADC_BF533) \
|| defined(CONFIG_SPI_ADC_BF533_MODULE)
{
.modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
.max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0, /* Framework bus number */
.chip_select = 1, /* Framework chip select. */
.platform_data = NULL, /* No spi_driver specific config */
.controller_data = &spi_adc_chip_info,
},
#endif
#if defined(CONFIG_SND_BLACKFIN_AD1836) \
|| defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
{
.modalias = "ad1836-spi",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
.controller_data = &ad1836_spi_chip_info,
},
#endif
#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
{
.modalias = "ad9960-spi",
.max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
.controller_data = &ad9960_spi_chip_info,
},
#endif
#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
{
.modalias = "spi_mmc_dummy",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 0,
.platform_data = NULL,
.controller_data = &spi_mmc_chip_info,
.mode = SPI_MODE_3,
},
{
.modalias = "spi_mmc",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = CONFIG_SPI_MMC_CS_CHAN,
.platform_data = NULL,
.controller_data = &spi_mmc_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if defined(CONFIG_PBX)
{
.modalias = "fxs-spi",
.max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 8 - CONFIG_J11_JUMPER,
.controller_data = &spi_si3xxx_chip_info,
.mode = SPI_MODE_3,
},
{
.modalias = "fxo-spi",
.max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 8 - CONFIG_J19_JUMPER,
.controller_data = &spi_si3xxx_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
{
.modalias = "ad7877",
.platform_data = &bfin_ad7877_ts_info,
.irq = IRQ_PF6,
.max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
.controller_data = &spi_ad7877_chip_info,
},
#endif
#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
{
.modalias = "spidev",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
.controller_data = &spidev_chip_info,
},
#endif
};
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* SPI controller data */
static struct bfin5xx_spi_master bfin_spi0_info = {
.num_chipselect = 8,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};
/* SPI (0) */
static struct resource bfin_spi0_resource[] = {
[0] = {
.start = SPI0_REGBASE,
.end = SPI0_REGBASE + 0xFF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = CH_SPI,
.end = CH_SPI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bfin_spi0_device = {
.name = "bfin-spi",
.id = 0, /* Bus number */
.num_resources = ARRAY_SIZE(bfin_spi0_resource),
.resource = bfin_spi0_resource,
.dev = {
.platform_data = &bfin_spi0_info, /* Passed to driver */
},
};
#endif /* spi master and devices */
#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
static struct platform_device bfin_fb_device = {
.name = "bf537-lq035",
};
#endif
#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
static struct platform_device bfin_fb_adv7393_device = {
.name = "bfin-adv7393",
};
#endif
#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
static struct resource bfin_uart_resources[] = {
#ifdef CONFIG_SERIAL_BFIN_UART0
{
.start = 0xFFC00400,
.end = 0xFFC004FF,
.flags = IORESOURCE_MEM,
},
#endif
#ifdef CONFIG_SERIAL_BFIN_UART1
{
.start = 0xFFC02000,
.end = 0xFFC020FF,
.flags = IORESOURCE_MEM,
},
#endif
};
static struct platform_device bfin_uart_device = {
.name = "bfin-uart",
.id = 1,
.num_resources = ARRAY_SIZE(bfin_uart_resources),
.resource = bfin_uart_resources,
};
#endif
#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
static struct resource bfin_sir_resources[] = {
#ifdef CONFIG_BFIN_SIR0
{
.start = 0xFFC00400,
.end = 0xFFC004FF,
.flags = IORESOURCE_MEM,
},
#endif
#ifdef CONFIG_BFIN_SIR1
{
.start = 0xFFC02000,
.end = 0xFFC020FF,
.flags = IORESOURCE_MEM,
},
#endif
};
static struct platform_device bfin_sir_device = {
.name = "bfin_sir",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_sir_resources),
.resource = bfin_sir_resources,
};
#endif
#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
static struct resource bfin_twi0_resource[] = {
[0] = {
.start = TWI0_REGBASE,
.end = TWI0_REGBASE,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TWI,
.end = IRQ_TWI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device i2c_bfin_twi_device = {
.name = "i2c-bfin-twi",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_twi0_resource),
.resource = bfin_twi0_resource,
};
#endif
#ifdef CONFIG_I2C_BOARDINFO
static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
#if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
{
I2C_BOARD_INFO("ad7142_joystick", 0x2C),
.irq = 55,
},
#endif
#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
{
I2C_BOARD_INFO("pcf8574_lcd", 0x22),
},
#endif
#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
{
I2C_BOARD_INFO("pcf8574_keypad", 0x27),
.irq = 72,
},
#endif
};
#endif
#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
static struct platform_device bfin_sport0_uart_device = {
.name = "bfin-sport-uart",
.id = 0,
};
static struct platform_device bfin_sport1_uart_device = {
.name = "bfin-sport-uart",
.id = 1,
};
#endif
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
#define PATA_INT IRQ_PF5
static struct pata_platform_info bfin_pata_platform_data = {
.ioport_shift = 1,
.irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
};
static struct resource bfin_pata_resources[] = {
{
.start = 0x20314020,
.end = 0x2031403F,
.flags = IORESOURCE_MEM,
},
{
.start = 0x2031401C,
.end = 0x2031401F,
.flags = IORESOURCE_MEM,
},
{
.start = PATA_INT,
.end = PATA_INT,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bfin_pata_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(bfin_pata_resources),
.resource = bfin_pata_resources,
.dev = {
.platform_data = &bfin_pata_platform_data,
}
};
#endif
static const unsigned int cclk_vlev_datasheet[] =
{
VRPAIR(VLEV_085, 250000000),
VRPAIR(VLEV_090, 376000000),
VRPAIR(VLEV_095, 426000000),
VRPAIR(VLEV_100, 426000000),
VRPAIR(VLEV_105, 476000000),
VRPAIR(VLEV_110, 476000000),
VRPAIR(VLEV_115, 476000000),
VRPAIR(VLEV_120, 500000000),
VRPAIR(VLEV_125, 533000000),
VRPAIR(VLEV_130, 600000000),
};
static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
.tuple_tab = cclk_vlev_datasheet,
.tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
.vr_settling_time = 25 /* us */,
};
static struct platform_device bfin_dpmc = {
.name = "bfin dpmc",
.dev = {
.platform_data = &bfin_dmpc_vreg_data,
},
};
static struct platform_device *stamp_devices[] __initdata = {
&bfin_dpmc,
#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
&bfin_pcmcia_cf_device,
#endif
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
&rtc_device,
#endif
#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
&sl811_hcd_device,
#endif
#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
&isp1362_hcd_device,
#endif
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
&smc91x_device,
#endif
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
&dm9000_device,
#endif
#if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
&ax88180_device,
#endif
#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
&bfin_mac_device,
#endif
#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
&net2272_bfin_device,
#endif
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
&bfin_spi0_device,
#endif
#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
&bfin_fb_device,
#endif
#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
&bfin_fb_adv7393_device,
#endif
#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
&bfin_uart_device,
#endif
#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
&bfin_sir_device,
#endif
#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
&i2c_bfin_twi_device,
#endif
#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
&bfin_sport0_uart_device,
&bfin_sport1_uart_device,
#endif
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
&bfin_pata_device,
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
&bfin_device_gpiokeys,
#endif
&bfin_gpios_device,
#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
&bfin_async_nand_device,
#endif
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
&stamp_flash_device,
#endif
};
static int __init stamp_init(void)
{
printk(KERN_INFO "%s(): registering device resources\n", __func__);
#ifdef CONFIG_I2C_BOARDINFO
i2c_register_board_info(0, bfin_i2c_board_info,
ARRAY_SIZE(bfin_i2c_board_info));
#endif
bfin_plat_nand_init();
platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
#endif
return 0;
}
arch_initcall(stamp_init);
void native_machine_restart(char *cmd)
{
/* workaround reboot hang when booting from SPI */
if ((bfin_read_SYSCR() & 0x7) == 0x3)
bfin_gpio_reset_spi0_ssel1();
}
/*
* Currently the MAC address is saved in Flash by U-Boot
*/
#define FLASH_MAC 0x203f0000
void bfin_get_ether_addr(char *addr)
{
*(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC);
*(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4);
}
EXPORT_SYMBOL(bfin_get_ether_addr);
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