pnav10.c

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/*
 * Copyright 2004-2009 Analog Devices Inc.
 *                2005 National ICT Australia (NICTA)
 *                      Aidan Williams <[email protected]>
 *
 * Licensed under the GPL-2 or later.
 */

#include <linux/device.h>
#include <linux/etherdevice.h>
#include <linux/export.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>
#include <linux/irq.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>

#include <linux/spi/ad7877.h>

/*
 * Name the Board for the /proc/cpuinfo
 */
const char bfin_board_name[] = "ADI PNAV-1.0";

/*
 *  Driver needs to know address, irq and flag pin.
 */

#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)
#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_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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
#include <linux/bfin_mac.h>
static const unsigned short bfin_mac_peripherals[] = P_RMII0;

static struct bfin_phydev_platform_data bfin_phydev_data[] = {
    {
        .addr = 1,
        .irq = IRQ_MAC_PHYINT,
    },
};

static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
    .phydev_number = 1,
    .phydev_data = bfin_phydev_data,
    .phy_mode = PHY_INTERFACE_MODE_RMII,
    .mac_peripherals = bfin_mac_peripherals,
};

static struct platform_device bfin_mii_bus = {
    .name = "bfin_mii_bus",
    .dev = {
        .platform_data = &bfin_mii_bus_data,
    }
};

static struct platform_device bfin_mac_device = {
    .name = "bfin_mac",
    .dev = {
        .platform_data = &bfin_mii_bus,
    }
};
#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_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

#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
    .enable_dma = 0,
};
#endif

#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
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

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 = 25000000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = 5,
        .controller_data = &mmc_spi_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_PF2,
    .max_speed_hz       = 12500000,     /* max spi clock (SCK) speed in HZ */
    .bus_num        = 0,
    .chip_select        = 5,
},
#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_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
static struct platform_device bfin_fb_device = {
    .name = "bf537-lq035",
};
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
#ifdef CONFIG_SERIAL_BFIN_UART0
static struct resource bfin_uart0_resources[] = {
    {
        .start = UART0_THR,
        .end = UART0_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
#ifdef CONFIG_SERIAL_BFIN_UART1
static struct resource bfin_uart1_resources[] = {
    {
        .start = UART1_THR,
        .end = UART1_GCTL+2,
        .flags = IORESOURCE_MEM,
    },
    {
        .start = IRQ_UART1_TX,
        .end = IRQ_UART1_TX,
        .flags = IORESOURCE_IRQ,
    },
    {
        .start = IRQ_UART1_RX,
        .end = IRQ_UART1_RX,
        .flags = IORESOURCE_IRQ,
    },
    {
        .start = IRQ_UART1_ERROR,
        .end = IRQ_UART1_ERROR,
        .flags = IORESOURCE_IRQ,
    },
    {
        .start = CH_UART1_TX,
        .end = CH_UART1_TX,
        .flags = IORESOURCE_DMA,
    },
    {
        .start = CH_UART1_RX,
        .end = CH_UART1_RX,
        .flags = IORESOURCE_DMA,
    },
};

static unsigned short bfin_uart1_peripherals[] = {
    P_UART1_TX, P_UART1_RX, 0
};

static struct platform_device bfin_uart1_device = {
    .name = "bfin-uart",
    .id = 1,
    .num_resources = ARRAY_SIZE(bfin_uart1_resources),
    .resource = bfin_uart1_resources,
    .dev = {
        .platform_data = &bfin_uart1_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
#ifdef CONFIG_BFIN_SIR1
static struct resource bfin_sir1_resources[] = {
    {
        .start = 0xFFC02000,
        .end = 0xFFC020FF,
        .flags = IORESOURCE_MEM,
    },
    {
        .start = IRQ_UART1_RX,
        .end = IRQ_UART1_RX+1,
        .flags = IORESOURCE_IRQ,
    },
    {
        .start = CH_UART1_RX,
        .end = CH_UART1_RX+1,
        .flags = IORESOURCE_DMA,
    },
};

static struct platform_device bfin_sir1_device = {
    .name = "bfin_sir",
    .id = 1,
    .num_resources = ARRAY_SIZE(bfin_sir1_resources),
    .resource = bfin_sir1_resources,
};
#endif
#endif

static struct platform_device *stamp_devices[] __initdata = {
#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_SMC91X) || defined(CONFIG_SMC91X_MODULE)
    &smc91x_device,
#endif

#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
    &bfin_mii_bus,
    &bfin_mac_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_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
    &bfin_fb_device,
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
#ifdef CONFIG_SERIAL_BFIN_UART0
    &bfin_uart0_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_UART1
    &bfin_uart1_device,
#endif
#endif

#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#ifdef CONFIG_BFIN_SIR0
    &bfin_sir0_device,
#endif
#ifdef CONFIG_BFIN_SIR1
    &bfin_sir1_device,
#endif
#endif
};

static int __init pnav_init(void)
{
    printk(KERN_INFO "%s(): registering device resources\n", __func__);
    platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_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
    return 0;
}

arch_initcall(pnav_init);

static struct platform_device *stamp_early_devices[] __initdata = {
#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
#ifdef CONFIG_SERIAL_BFIN_UART0
    &bfin_uart0_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_UART1
    &bfin_uart1_device,
#endif
#endif
};

void __init native_machine_early_platform_add_devices(void)
{
    printk(KERN_INFO "register early platform devices\n");
    early_platform_add_devices(stamp_early_devices,
        ARRAY_SIZE(stamp_early_devices));
}

int bfin_get_ether_addr(char *addr)
{
    return 1;
}
EXPORT_SYMBOL(bfin_get_ether_addr);