320 lines
6.8 KiB
C
320 lines
6.8 KiB
C
/*
|
|
* Copyright 2004-2009 Analog Devices Inc.
|
|
* 2007 David Rowe
|
|
* 2006 Intratrade Ltd.
|
|
* Ivan Danov <idanov@gmail.com>
|
|
* 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 IS_ENABLED(CONFIG_USB_ISP1362_HCD)
|
|
#include <linux/usb/isp1362.h>
|
|
#endif
|
|
#include <asm/irq.h>
|
|
#include <asm/dma.h>
|
|
#include <asm/bfin5xx_spi.h>
|
|
#include <asm/portmux.h>
|
|
|
|
/*
|
|
* Name the Board for the /proc/cpuinfo
|
|
*/
|
|
const char bfin_board_name[] = "IP04/IP08";
|
|
|
|
/*
|
|
* Driver needs to know address, irq and flag pin.
|
|
*/
|
|
#if defined(CONFIG_BFIN532_IP0X)
|
|
#if IS_ENABLED(CONFIG_DM9000)
|
|
|
|
#include <linux/dm9000.h>
|
|
|
|
static struct resource dm9000_resource1[] = {
|
|
{
|
|
.start = 0x20100000,
|
|
.end = 0x20100000 + 1,
|
|
.flags = IORESOURCE_MEM
|
|
},{
|
|
.start = 0x20100000 + 2,
|
|
.end = 0x20100000 + 3,
|
|
.flags = IORESOURCE_MEM
|
|
},{
|
|
.start = IRQ_PF15,
|
|
.end = IRQ_PF15,
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
|
|
}
|
|
};
|
|
|
|
static struct resource dm9000_resource2[] = {
|
|
{
|
|
.start = 0x20200000,
|
|
.end = 0x20200000 + 1,
|
|
.flags = IORESOURCE_MEM
|
|
},{
|
|
.start = 0x20200000 + 2,
|
|
.end = 0x20200000 + 3,
|
|
.flags = IORESOURCE_MEM
|
|
},{
|
|
.start = IRQ_PF14,
|
|
.end = IRQ_PF14,
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
|
|
}
|
|
};
|
|
|
|
/*
|
|
* for the moment we limit ourselves to 16bit IO until some
|
|
* better IO routines can be written and tested
|
|
*/
|
|
static struct dm9000_plat_data dm9000_platdata1 = {
|
|
.flags = DM9000_PLATF_16BITONLY,
|
|
};
|
|
|
|
static struct platform_device dm9000_device1 = {
|
|
.name = "dm9000",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(dm9000_resource1),
|
|
.resource = dm9000_resource1,
|
|
.dev = {
|
|
.platform_data = &dm9000_platdata1,
|
|
}
|
|
};
|
|
|
|
static struct dm9000_plat_data dm9000_platdata2 = {
|
|
.flags = DM9000_PLATF_16BITONLY,
|
|
};
|
|
|
|
static struct platform_device dm9000_device2 = {
|
|
.name = "dm9000",
|
|
.id = 1,
|
|
.num_resources = ARRAY_SIZE(dm9000_resource2),
|
|
.resource = dm9000_resource2,
|
|
.dev = {
|
|
.platform_data = &dm9000_platdata2,
|
|
}
|
|
};
|
|
|
|
#endif
|
|
#endif
|
|
|
|
|
|
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
|
|
/* all SPI peripherals info goes here */
|
|
|
|
#if IS_ENABLED(CONFIG_MMC_SPI)
|
|
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
|
|
.enable_dma = 0, /* if 1 - block!!! */
|
|
};
|
|
#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 IS_ENABLED(CONFIG_MMC_SPI)
|
|
{
|
|
.modalias = "mmc_spi",
|
|
.max_speed_hz = 2,
|
|
.bus_num = 1,
|
|
.chip_select = 5,
|
|
.controller_data = &mmc_spi_chip_info,
|
|
},
|
|
#endif
|
|
};
|
|
|
|
/* SPI controller data */
|
|
static struct bfin5xx_spi_master spi_bfin_master_info = {
|
|
.num_chipselect = 8,
|
|
.enable_dma = 1, /* master has the ability to do dma transfer */
|
|
};
|
|
|
|
static struct platform_device spi_bfin_master_device = {
|
|
.name = "bfin-spi-master",
|
|
.id = 1, /* Bus number */
|
|
.dev = {
|
|
.platform_data = &spi_bfin_master_info, /* Passed to driver */
|
|
},
|
|
};
|
|
#endif /* spi master and devices */
|
|
|
|
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
|
|
#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_TX,
|
|
.end = IRQ_UART0_TX,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
{
|
|
.start = IRQ_UART0_RX,
|
|
.end = IRQ_UART0_RX,
|
|
.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 IS_ENABLED(CONFIG_BFIN_SIR)
|
|
#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 IS_ENABLED(CONFIG_USB_ISP1362_HCD)
|
|
static struct resource isp1362_hcd_resources[] = {
|
|
{
|
|
.start = 0x20300000,
|
|
.end = 0x20300000 + 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},{
|
|
.start = 0x20300000 + 2,
|
|
.end = 0x20300000 + 3,
|
|
.flags = IORESOURCE_MEM,
|
|
},{
|
|
.start = IRQ_PF11,
|
|
.end = IRQ_PF11,
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
|
|
},
|
|
};
|
|
|
|
static struct isp1362_platform_data isp1362_priv = {
|
|
.sel15Kres = 1,
|
|
.clknotstop = 0,
|
|
.oc_enable = 0, /* external OC */
|
|
.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
|
|
|
|
|
|
static struct platform_device *ip0x_devices[] __initdata = {
|
|
#if defined(CONFIG_BFIN532_IP0X)
|
|
#if IS_ENABLED(CONFIG_DM9000)
|
|
&dm9000_device1,
|
|
&dm9000_device2,
|
|
#endif
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
|
|
&spi_bfin_master_device,
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
|
|
#ifdef CONFIG_SERIAL_BFIN_UART0
|
|
&bfin_uart0_device,
|
|
#endif
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_BFIN_SIR)
|
|
#ifdef CONFIG_BFIN_SIR0
|
|
&bfin_sir0_device,
|
|
#endif
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
|
|
&isp1362_hcd_device,
|
|
#endif
|
|
};
|
|
|
|
static int __init ip0x_init(void)
|
|
{
|
|
printk(KERN_INFO "%s(): registering device resources\n", __func__);
|
|
platform_add_devices(ip0x_devices, ARRAY_SIZE(ip0x_devices));
|
|
|
|
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
|
|
|
|
return 0;
|
|
}
|
|
|
|
arch_initcall(ip0x_init);
|
|
|
|
static struct platform_device *ip0x_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(ip0x_early_devices,
|
|
ARRAY_SIZE(ip0x_early_devices));
|
|
}
|