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linux/arch/blackfin/mach-bf533/boards/H8606.c
Javier Herrero 7a5f819187 [Blackfin] arch: Added support for OpenCores Keyboard Controller to H8606 board 
Signed-off-by: Javier Herrero <jherrero@hvsistemas.es>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
2008-01-27 19:53:08 +08:00

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/*
* File: arch/blackfin/mach-bf533/H8606.c
* Based on: arch/blackfin/mach-bf533/stamp.c
* Author: Javier Herrero <jherrero@hvsistemas.es>
*
* Created: 2007
* Description: Board Info File for the HV Sistemas H8606 board
*
* Modified:
* Copyright 2005 National ICT Australia (NICTA)
* Copyright 2004-2006 Analog Devices Inc
* Copyright 2007 HV Sistemas S.L.
*
* 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/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.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/pata_platform.h>
#include <linux/irq.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "HV Sistemas H8606";
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
.id = -1,
};
#endif
/*
* Driver needs to know address, irq and flag pin.
*/
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
[0] = {
.start = 0x20300000,
.end = 0x20300000 + 8,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PF10,
.end = IRQ_PF10,
.flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
},
};
static struct platform_device dm9000_device = {
.id = 0,
.name = "dm9000",
.resource = dm9000_resources,
.num_resources = ARRAY_SIZE(dm9000_resources),
};
#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_PROG_INTB,
.end = IRQ_PROG_INTB,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
}, {
.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_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
static struct resource net2272_bfin_resources[] = {
{
.start = 0x20300000,
.end = 0x20300000 + 0x100,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF10,
.end = IRQ_PF10,
.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_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* all SPI peripherals info goes here */
#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
static struct mtd_partition bfin_spi_flash_partitions[] = {
{
.name = "bootloader",
.size = 0x00060000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "kernel",
.size = 0x100000,
.offset = 0x60000
}, {
.name = "file system",
.size = 0x6a0000,
.offset = 0x00160000,
}
};
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 = {
.ctl_reg = 0x1000,
.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 = {
.ctl_reg = 0x1000,
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_PBX)
static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
.ctl_reg = 0x1c04,
.enable_dma = 0,
.bits_per_word = 8,
.cs_change_per_word = 1,
};
#endif
/* Notice: for blackfin, the speed_hz is the value of register
* SPI_BAUD, not the real baudrate */
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 */
/* this value is the baudrate divisor */
.max_speed_hz = 50000000, /* actual baudrate is SCLK/(2xspeed_hz) */
.bus_num = 0, /* Framework bus number */
.chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
.platform_data = &bfin_spi_flash_data,
.controller_data = &spi_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 = 4, /* actual baudrate is SCLK/(2xspeed_hz) */
.bus_num = 1, /* 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 = 16,
.bus_num = 1,
.chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
.controller_data = &ad1836_spi_chip_info,
},
#endif
#if defined(CONFIG_PBX)
{
.modalias = "fxs-spi",
.max_speed_hz = 4,
.bus_num = 1,
.chip_select = 3,
.controller_data = &spi_si3xxx_chip_info,
},
{
.modalias = "fxo-spi",
.max_speed_hz = 4,
.bus_num = 1,
.chip_select = 2,
.controller_data = &spi_si3xxx_chip_info,
},
#endif
};
/* 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,
}
};
/* 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},
};
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-fb",
};
#endif
#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
static struct resource bfin_uart_resources[] = {
{
.start = 0xFFC00400,
.end = 0xFFC004FF,
.flags = IORESOURCE_MEM,
},
};
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_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
#include <linux/serial_8250.h>
#include <linux/serial.h>
/*
* Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010.
* running at half system clock, both with interrupt output or-ed to PF8. Change to
* suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus
*/
static struct plat_serial8250_port serial8250_platform_data [] = {
{
.membase = 0x20200000,
.mapbase = 0x20200000,
.irq = IRQ_PF8,
.flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
.iotype = UPIO_MEM,
.regshift = 1,
.uartclk = 66666667,
}, {
.membase = 0x20200010,
.mapbase = 0x20200010,
.irq = IRQ_PF8,
.flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
.iotype = UPIO_MEM,
.regshift = 1,
.uartclk = 66666667,
}, {
}
};
static struct platform_device serial8250_device = {
.id = PLAT8250_DEV_PLATFORM,
.name = "serial8250",
.dev = {
.platform_data = serial8250_platform_data,
},
};
#endif
#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
/*
* Configuration for one OpenCores keyboard controller in FPGA at address 0x20200030,
* interrupt output wired to PF9. Change to suit different FPGA configuration
*/
static struct resource opencores_kbd_resources[] = {
[0] = {
.start = 0x20200030,
.end = 0x20300030 + 2,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PF9,
.end = IRQ_PF9,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};
static struct platform_device opencores_kbd_device = {
.id = -1,
.name = "opencores-kbd",
.resource = opencores_kbd_resources,
.num_resources = ARRAY_SIZE(opencores_kbd_resources),
};
#endif
static struct platform_device *h8606_devices[] __initdata = {
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
&rtc_device,
#endif
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
&dm9000_device,
#endif
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
&smc91x_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_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
&bfin_uart_device,
#endif
#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
&serial8250_device,
#endif
#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
&opencores_kbd_device,
#endif
};
static int __init H8606_init(void)
{
printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n");
printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices));
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
#endif
return 0;
}
arch_initcall(H8606_init);
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