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/*
* Copyright 2004-2009 Analog Devices Inc.
* 2008-2009 Bluetechnix
* 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/ata_platform.h>
#include <linux/irq.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
#include <linux/mtd/physmap.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "Bluetechnix CM BF561";
#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_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 = 0x00020000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "linux kernel(spi)",
.size = 0xe0000,
.offset = 0x20000
}, {
.name = "file system(spi)",
.size = 0x700000,
.offset = 0x00100000,
}
};
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
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_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
{
.modalias = "ad183x",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 4,
},
#endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
{
.modalias = "mmc_spi",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
.mode = SPI_MODE_3,
},
#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_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
static struct platform_device hitachi_fb_device = {
.name = "hitachi-tx09",
};
#endif
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
#include <linux/smc91x.h>
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_32BIT | SMC91X_NOWAIT,
.leda = RPC_LED_100_10,
.ledb = RPC_LED_TX_RX,
};
static struct resource smc91x_resources[] = {
{
.name = "smc91x-regs",
.start = 0x28000300,
.end = 0x28000300 + 16,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF0,
.end = IRQ_PF0,
.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_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
#include <linux/smsc911x.h>
static struct resource smsc911x_resources[] = {
{
.name = "smsc911x-memory",
.start = 0x24008000,
.end = 0x24008000 + 0xFF,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_PF43,
.end = IRQ_PF43,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
static struct smsc911x_platform_config smsc911x_config = {
.flags = SMSC911X_USE_16BIT,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
.phy_interface = PHY_INTERFACE_MODE_MII,
};
static struct platform_device smsc911x_device = {
.name = "smsc911x",
.id = 0,
.num_resources = ARRAY_SIZE(smsc911x_resources),
.resource = smsc911x_resources,
.dev = {
.platform_data = &smsc911x_config,
},
};
#endif
#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
static struct resource net2272_bfin_resources[] = {
{
.start = 0x24000000,
.end = 0x24000000 + 0x100,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF45,
.end = IRQ_PF45,
.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_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
static struct resource isp1362_hcd_resources[] = {
{
.start = 0x24008000,
.end = 0x24008000,
.flags = IORESOURCE_MEM,
}, {
.start = 0x24008004,
.end = 0x24008004,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF47,
.end = IRQ_PF47,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
},
};
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_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_UART_TX,
.end = IRQ_UART_TX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART_RX,
.end = IRQ_UART_RX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART_ERROR,
.end = IRQ_UART_ERROR,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_UART_TX,
.end = CH_UART_TX,
.flags = IORESOURCE_DMA,
},
{
.start = CH_UART_RX,
.end = CH_UART_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_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
#define PATA_INT IRQ_PF46
static struct pata_platform_info bfin_pata_platform_data = {
.ioport_shift = 2,
.irq_type = IRQF_TRIGGER_HIGH,
};
static struct resource bfin_pata_resources[] = {
{
.start = 0x2400C000,
.end = 0x2400C001F,
.flags = IORESOURCE_MEM,
},
{
.start = 0x2400D018,
.end = 0x2400D01B,
.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
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition para_partitions[] = {
{
.name = "bootloader(nor)",
.size = 0x40000,
.offset = 0,
}, {
.name = "linux kernel(nor)",
.size = 0x100000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(nor)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
static struct physmap_flash_data para_flash_data = {
.width = 2,
.parts = para_partitions,
.nr_parts = ARRAY_SIZE(para_partitions),
};
static struct resource para_flash_resource = {
.start = 0x20000000,
.end = 0x207fffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device para_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &para_flash_data,
},
.num_resources = 1,
.resource = &para_flash_resource,
};
#endif
static const unsigned int cclk_vlev_datasheet[] =
{
VRPAIR(VLEV_085, 250000000),
VRPAIR(VLEV_090, 300000000),
VRPAIR(VLEV_095, 313000000),
VRPAIR(VLEV_100, 350000000),
VRPAIR(VLEV_105, 400000000),
VRPAIR(VLEV_110, 444000000),
VRPAIR(VLEV_115, 450000000),
VRPAIR(VLEV_120, 475000000),
VRPAIR(VLEV_125, 500000000),
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 *cm_bf561_devices[] __initdata = {
&bfin_dpmc,
#if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
&hitachi_fb_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_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#ifdef CONFIG_BFIN_SIR0
&bfin_sir0_device,
#endif
#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_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
&smsc911x_device,
#endif
#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
&net2272_bfin_device,
#endif
#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
&bfin_spi0_device,
#endif
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
&bfin_pata_device,
#endif
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
&para_flash_device,
#endif
};
static int __init net2272_init(void)
{
#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
int ret;
ret = gpio_request(GPIO_PF46, "net2272");
if (ret)
return ret;
/* Reset USB Chip, PF46 */
gpio_direction_output(GPIO_PF46, 0);
mdelay(2);
gpio_set_value(GPIO_PF46, 1);
#endif
return 0;
}
static int __init cm_bf561_init(void)
{
printk(KERN_INFO "%s(): registering device resources\n", __func__);
platform_add_devices(cm_bf561_devices, ARRAY_SIZE(cm_bf561_devices));
#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
#endif
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
irq_set_status_flags(PATA_INT, IRQ_NOAUTOEN);
#endif
if (net2272_init())
pr_warning("unable to configure net2272; it probably won't work\n");
return 0;
}
arch_initcall(cm_bf561_init);
static struct platform_device *cm_bf561_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(cm_bf561_early_devices,
ARRAY_SIZE(cm_bf561_early_devices));
}