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pnav10.c

/*
 * Copyright 2004-2009 Analog Devices Inc.
 *                2005 National ICT Australia (NICTA)
 *                      Aidan Williams <aidan@nicta.com.au>
 *
 * Licensed under the GPL-2 or later.
 */

#include <linux/device.h>
#include <linux/etherdevice.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/portmux.h>
#include <linux/usb/sl811.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_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
static struct resource sl811_hcd_resources[] = {
      {
            .start = 0x20340000,
            .end = 0x20340000,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 0x20340004,
            .end = 0x20340004,
            .flags = IORESOURCE_MEM,
      }, {
            .start = CONFIG_USB_SL811_BFIN_IRQ,
            .end = CONFIG_USB_SL811_BFIN_IRQ,
            .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
      },
};

#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
void sl811_port_power(struct device *dev, int is_on)
{
      gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
      gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);

}
#endif

static struct sl811_platform_data sl811_priv = {
      .potpg = 10,
      .power = 250,       /* == 500mA */
#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
      .port_power = &sl811_port_power,
#endif
};

static struct platform_device sl811_hcd_device = {
      .name = "sl811-hcd",
      .id = 0,
      .dev = {
            .platform_data = &sl811_priv,
      },
      .num_resources = ARRAY_SIZE(sl811_hcd_resources),
      .resource = sl811_hcd_resources,
};
#endif

#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
static struct resource isp1362_hcd_resources[] = {
      {
            .start = 0x20360000,
            .end = 0x20360000,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 0x20360004,
            .end = 0x20360004,
            .flags = IORESOURCE_MEM,
      }, {
            .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
            .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
            .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
      },
};

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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
static struct platform_device bfin_mii_bus = {
      .name = "bfin_mii_bus",
};

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_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 = 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*/
      .bits_per_word = 8,
};
#endif

#if defined(CONFIG_BFIN_SPI_ADC) \
      || defined(CONFIG_BFIN_SPI_ADC_MODULE)
/* SPI ADC chip */
static struct bfin5xx_spi_chip spi_adc_chip_info = {
      .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 = {
      .enable_dma = 0,
      .bits_per_word = 16,
};
#endif

#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
      .enable_dma = 0,
      .bits_per_word = 8,
};
#endif

#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
      .enable_dma = 0,
      .bits_per_word = 16,
};

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_BFIN_SPI_ADC) \
      || defined(CONFIG_BFIN_SPI_ADC_MODULE)
      {
            .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
            .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
            .bus_num = 0, /* 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",
            .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
            .bus_num = 0,
            .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
            .controller_data = &ad1836_spi_chip_info,
      },
#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,
      .controller_data = &spi_ad7877_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_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)
static struct resource bfin_uart_resources[] = {
      {
            .start = 0xFFC00400,
            .end = 0xFFC004FF,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 0xFFC02000,
            .end = 0xFFC020FF,
            .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_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_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
      &sl811_hcd_device,
#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_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_BFIN) || defined(CONFIG_SPI_BFIN_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)
      &bfin_uart_device,
#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_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(pnav_init);

void bfin_get_ether_addr(char *addr)
{
      random_ether_addr(addr);
      printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
}
EXPORT_SYMBOL(bfin_get_ether_addr);

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