447 lines
11 KiB
C
447 lines
11 KiB
C
/*
|
|
* Copyright 2004-2009 Analog Devices Inc.
|
|
* 2007-2008 HV Sistemas S.L.
|
|
* Javier Herrero <jherrero@hvsistemas.es>
|
|
* 2005 National ICT Australia (NICTA)
|
|
* Aidan Williams <aidan@nicta.com.au>
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#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/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 = 0x20300002,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = 0x20300004,
|
|
.end = 0x20300006,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[2] = {
|
|
.start = IRQ_PF10,
|
|
.end = IRQ_PF10,
|
|
.flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IRQF_SHARED | IRQF_TRIGGER_HIGH),
|
|
},
|
|
};
|
|
|
|
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)
|
|
#include <linux/smc91x.h>
|
|
|
|
static struct smc91x_platdata smc91x_info = {
|
|
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
|
|
.leda = RPC_LED_100_10,
|
|
.ledb = RPC_LED_TX_RX,
|
|
};
|
|
|
|
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,
|
|
.dev = {
|
|
.platform_data = &smc91x_info,
|
|
},
|
|
};
|
|
#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 (spi)",
|
|
.size = 0x40000,
|
|
.offset = 0,
|
|
.mask_flags = MTD_CAP_ROM
|
|
}, {
|
|
.name = "fpga (spi)",
|
|
.size = 0x30000,
|
|
.offset = 0x40000
|
|
}, {
|
|
.name = "linux kernel (spi)",
|
|
.size = 0x150000,
|
|
.offset = 0x70000
|
|
}, {
|
|
.name = "jffs2 root file system (spi)",
|
|
.size = 0x640000,
|
|
.offset = 0x1c0000,
|
|
}
|
|
};
|
|
|
|
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*/
|
|
};
|
|
#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_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
|
|
{
|
|
.modalias = "ad183x",
|
|
.max_speed_hz = 16,
|
|
.bus_num = 1,
|
|
.chip_select = 4,
|
|
},
|
|
#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_DMA,
|
|
},
|
|
[2] = {
|
|
.start = IRQ_SPI,
|
|
.end = IRQ_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_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
|
|
#ifdef CONFIG_SERIAL_BFIN_UART0
|
|
static struct resource bfin_uart0_resources[] = {
|
|
{
|
|
.start = BFIN_UART_THR,
|
|
.end = BFIN_UART_GCTL+2,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = IRQ_UART0_RX,
|
|
.end = IRQ_UART0_RX + 1,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
{
|
|
.start = IRQ_UART0_ERROR,
|
|
.end = IRQ_UART0_ERROR,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
{
|
|
.start = CH_UART0_TX,
|
|
.end = CH_UART0_TX,
|
|
.flags = IORESOURCE_DMA,
|
|
},
|
|
{
|
|
.start = CH_UART0_RX,
|
|
.end = CH_UART0_RX,
|
|
.flags = IORESOURCE_DMA,
|
|
},
|
|
};
|
|
|
|
static unsigned short bfin_uart0_peripherals[] = {
|
|
P_UART0_TX, P_UART0_RX, 0
|
|
};
|
|
|
|
static struct platform_device bfin_uart0_device = {
|
|
.name = "bfin-uart",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(bfin_uart0_resources),
|
|
.resource = bfin_uart0_resources,
|
|
.dev = {
|
|
.platform_data = &bfin_uart0_peripherals, /* Passed to driver */
|
|
},
|
|
};
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
|
|
#ifdef CONFIG_BFIN_SIR0
|
|
static struct resource bfin_sir0_resources[] = {
|
|
{
|
|
.start = 0xFFC00400,
|
|
.end = 0xFFC004FF,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = IRQ_UART0_RX,
|
|
.end = IRQ_UART0_RX+1,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
{
|
|
.start = CH_UART0_RX,
|
|
.end = CH_UART0_RX+1,
|
|
.flags = IORESOURCE_DMA,
|
|
},
|
|
};
|
|
|
|
static struct platform_device bfin_sir0_device = {
|
|
.name = "bfin_sir",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(bfin_sir0_resources),
|
|
.resource = bfin_sir0_resources,
|
|
};
|
|
#endif
|
|
#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 = (void *)0x20200000,
|
|
.mapbase = 0x20200000,
|
|
.irq = IRQ_PF8,
|
|
.irqflags = IRQF_TRIGGER_HIGH,
|
|
.flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
|
|
.iotype = UPIO_MEM,
|
|
.regshift = 1,
|
|
.uartclk = 66666667,
|
|
}, {
|
|
.membase = (void *)0x20200010,
|
|
.mapbase = 0x20200010,
|
|
.irq = IRQ_PF8,
|
|
.irqflags = IRQF_TRIGGER_HIGH,
|
|
.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)
|
|
#ifdef CONFIG_SERIAL_BFIN_UART0
|
|
&bfin_uart0_device,
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
|
|
&serial8250_device,
|
|
#endif
|
|
|
|
#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
|
|
#ifdef CONFIG_BFIN_SIR0
|
|
&bfin_sir0_device,
|
|
#endif
|
|
#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", __func__);
|
|
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);
|
|
|
|
static struct platform_device *H8606_early_devices[] __initdata = {
|
|
#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
|
|
#ifdef CONFIG_SERIAL_BFIN_UART0
|
|
&bfin_uart0_device,
|
|
#endif
|
|
#endif
|
|
};
|
|
|
|
void __init native_machine_early_platform_add_devices(void)
|
|
{
|
|
printk(KERN_INFO "register early platform devices\n");
|
|
early_platform_add_devices(H8606_early_devices,
|
|
ARRAY_SIZE(H8606_early_devices));
|
|
}
|