/
stamp.c
2441 lines (2208 loc) · 62.4 KB
/
stamp.c
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/*
* 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/kernel.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/plat-ram.h>
#include <linux/mtd/physmap.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/i2c.h>
#include <linux/i2c/adp5588.h>
#include <linux/etherdevice.h>
#include <linux/ata_platform.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/usb/sl811.h>
#include <linux/spi/mmc_spi.h>
#include <linux/leds.h>
#include <linux/input.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
#ifdef CONFIG_REGULATOR_ADP_SWITCH
#include <linux/regulator/adp_switch.h>
#endif
#ifdef CONFIG_REGULATOR_AD5398
#include <linux/regulator/ad5398.h>
#endif
#include <linux/regulator/consumer.h>
#include <linux/regulator/userspace-consumer.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "ADI BF537-STAMP";
/*
* Driver needs to know address, irq and flag pin.
*/
#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
#include <linux/usb/isp1760.h>
static struct resource bfin_isp1760_resources[] = {
[0] = {
.start = 0x203C0000,
.end = 0x203C0000 + 0x000fffff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PF7,
.end = IRQ_PF7,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
static struct isp1760_platform_data isp1760_priv = {
.is_isp1761 = 0,
.bus_width_16 = 1,
.port1_otg = 0,
.analog_oc = 0,
.dack_polarity_high = 0,
.dreq_polarity_high = 0,
};
static struct platform_device bfin_isp1760_device = {
.name = "isp1760",
.id = 0,
.dev = {
.platform_data = &isp1760_priv,
},
.num_resources = ARRAY_SIZE(bfin_isp1760_resources),
.resource = bfin_isp1760_resources,
};
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#include <linux/gpio_keys.h>
static struct gpio_keys_button bfin_gpio_keys_table[] = {
{BTN_0, GPIO_PF2, 1, "gpio-keys: BTN0"},
{BTN_1, GPIO_PF3, 1, "gpio-keys: BTN1"},
{BTN_2, GPIO_PF4, 1, "gpio-keys: BTN2"},
{BTN_3, GPIO_PF5, 1, "gpio-keys: BTN3"},
};
static struct gpio_keys_platform_data bfin_gpio_keys_data = {
.buttons = bfin_gpio_keys_table,
.nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
};
static struct platform_device bfin_device_gpiokeys = {
.name = "gpio-keys",
.dev = {
.platform_data = &bfin_gpio_keys_data,
},
};
#endif
#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_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
[0] = {
.start = 0x203FB800,
.end = 0x203FB800 + 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0x203FB804,
.end = 0x203FB804 + 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = IRQ_PF9,
.end = IRQ_PF9,
.flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
},
};
static struct platform_device dm9000_device = {
.name = "dm9000",
.id = -1,
.num_resources = ARRAY_SIZE(dm9000_resources),
.resource = dm9000_resources,
};
#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 = IRQ_PF4,
.end = IRQ_PF4,
.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 = IRQ_PF3,
.end = IRQ_PF3,
.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_CAN_BFIN) || defined(CONFIG_CAN_BFIN_MODULE)
unsigned short bfin_can_peripherals[] = {
P_CAN0_RX, P_CAN0_TX, 0
};
static struct resource bfin_can_resources[] = {
{
.start = 0xFFC02A00,
.end = 0xFFC02FFF,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_CAN_RX,
.end = IRQ_CAN_RX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_CAN_TX,
.end = IRQ_CAN_TX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_CAN_ERROR,
.end = IRQ_CAN_ERROR,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bfin_can_device = {
.name = "bfin_can",
.num_resources = ARRAY_SIZE(bfin_can_resources),
.resource = bfin_can_resources,
.dev = {
.platform_data = &bfin_can_peripherals, /* Passed to driver */
},
};
#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_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
#ifdef CONFIG_MTD_PARTITIONS
const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL };
static struct mtd_partition bfin_plat_nand_partitions[] = {
{
.name = "linux kernel(nand)",
.size = 0x400000,
.offset = 0,
}, {
.name = "file system(nand)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
#endif
#define BFIN_NAND_PLAT_CLE 2
#define BFIN_NAND_PLAT_ALE 1
static void bfin_plat_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
struct nand_chip *this = mtd->priv;
if (cmd == NAND_CMD_NONE)
return;
if (ctrl & NAND_CLE)
writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_CLE));
else
writeb(cmd, this->IO_ADDR_W + (1 << BFIN_NAND_PLAT_ALE));
}
#define BFIN_NAND_PLAT_READY GPIO_PF3
static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
{
return gpio_get_value(BFIN_NAND_PLAT_READY);
}
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,
.partitions = bfin_plat_nand_partitions,
.nr_partitions = ARRAY_SIZE(bfin_plat_nand_partitions),
#endif
},
.ctrl = {
.cmd_ctrl = bfin_plat_nand_cmd_ctrl,
.dev_ready = bfin_plat_nand_dev_ready,
},
};
#define MAX(x, y) (x > y ? x : y)
static struct resource bfin_plat_nand_resources = {
.start = 0x20212000,
.end = 0x20212000 + (1 << MAX(BFIN_NAND_PLAT_CLE, BFIN_NAND_PLAT_ALE)),
.flags = IORESOURCE_IO,
};
static struct platform_device bfin_async_nand_device = {
.name = "gen_nand",
.id = -1,
.num_resources = 1,
.resource = &bfin_plat_nand_resources,
.dev = {
.platform_data = &bfin_plat_nand_data,
},
};
static void bfin_plat_nand_init(void)
{
gpio_request(BFIN_NAND_PLAT_READY, "bfin_nand_plat");
}
#else
static void bfin_plat_nand_init(void) {}
#endif
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition stamp_partitions[] = {
{
.name = "bootloader(nor)",
.size = 0x40000,
.offset = 0,
}, {
.name = "linux kernel(nor)",
.size = 0x180000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(nor)",
.size = 0x400000 - 0x40000 - 0x180000 - 0x10000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "MAC Address(nor)",
.size = MTDPART_SIZ_FULL,
.offset = 0x3F0000,
.mask_flags = MTD_WRITEABLE,
}
};
static struct physmap_flash_data stamp_flash_data = {
.width = 2,
.parts = stamp_partitions,
.nr_parts = ARRAY_SIZE(stamp_partitions),
#ifdef CONFIG_ROMKERNEL
.probe_type = "map_rom",
#endif
};
static struct resource stamp_flash_resource = {
.start = 0x20000000,
.end = 0x203fffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device stamp_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &stamp_flash_data,
},
.num_resources = 1,
.resource = &stamp_flash_resource,
};
#endif
#if defined(CONFIG_MTD_M25P80) \
|| defined(CONFIG_MTD_M25P80_MODULE)
static struct mtd_partition bfin_spi_flash_partitions[] = {
{
.name = "bootloader(spi)",
.size = 0x00040000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "linux kernel(spi)",
.size = 0x180000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(spi)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
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_BF5XX_SOC_AD183X) \
|| defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_SND_BF5XX_SOC_AD193X) \
|| defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE)
static struct bfin5xx_spi_chip ad1938_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_INPUT_AD714X_SPI) || defined(CONFIG_INPUT_AD714X_SPI_MODULE)
#include <linux/input/ad714x.h>
static struct bfin5xx_spi_chip ad7147_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
static struct ad714x_slider_plat ad7147_spi_slider_plat[] = {
{
.start_stage = 0,
.end_stage = 7,
.max_coord = 128,
},
};
static struct ad714x_button_plat ad7147_spi_button_plat[] = {
{
.keycode = BTN_FORWARD,
.l_mask = 0,
.h_mask = 0x600,
},
{
.keycode = BTN_LEFT,
.l_mask = 0,
.h_mask = 0x500,
},
{
.keycode = BTN_MIDDLE,
.l_mask = 0,
.h_mask = 0x800,
},
{
.keycode = BTN_RIGHT,
.l_mask = 0x100,
.h_mask = 0x400,
},
{
.keycode = BTN_BACK,
.l_mask = 0x200,
.h_mask = 0x400,
},
};
static struct ad714x_platform_data ad7147_spi_platform_data = {
.slider_num = 1,
.button_num = 5,
.slider = ad7147_spi_slider_plat,
.button = ad7147_spi_button_plat,
.stage_cfg_reg = {
{0xFBFF, 0x1FFF, 0, 0x2626, 1600, 1600, 1600, 1600},
{0xEFFF, 0x1FFF, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1FFE, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1FFB, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1FEF, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1FBF, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1EFF, 0, 0x2626, 1650, 1650, 1650, 1650},
{0xFFFF, 0x1BFF, 0, 0x2626, 1600, 1600, 1600, 1600},
{0xFF7B, 0x3FFF, 0x506, 0x2626, 1100, 1100, 1150, 1150},
{0xFDFE, 0x3FFF, 0x606, 0x2626, 1100, 1100, 1150, 1150},
{0xFEBA, 0x1FFF, 0x1400, 0x2626, 1200, 1200, 1300, 1300},
{0xFFEF, 0x1FFF, 0x0, 0x2626, 1100, 1100, 1150, 1150},
},
.sys_cfg_reg = {0x2B2, 0x0, 0x3233, 0x819, 0x832, 0xCFF, 0xCFF, 0x0},
};
#endif
#if defined(CONFIG_INPUT_AD714X_I2C) || defined(CONFIG_INPUT_AD714X_I2C_MODULE)
#include <linux/input/ad714x.h>
static struct ad714x_button_plat ad7142_i2c_button_plat[] = {
{
.keycode = BTN_1,
.l_mask = 0,
.h_mask = 0x1,
},
{
.keycode = BTN_2,
.l_mask = 0,
.h_mask = 0x2,
},
{
.keycode = BTN_3,
.l_mask = 0,
.h_mask = 0x4,
},
{
.keycode = BTN_4,
.l_mask = 0x0,
.h_mask = 0x8,
},
};
static struct ad714x_platform_data ad7142_i2c_platform_data = {
.button_num = 4,
.button = ad7142_i2c_button_plat,
.stage_cfg_reg = {
/* fixme: figure out right setting for all comoponent according
* to hardware feature of EVAL-AD7142EB board */
{0xE7FF, 0x3FFF, 0x0005, 0x2626, 0x01F4, 0x01F4, 0x028A, 0x028A},
{0xFDBF, 0x3FFF, 0x0001, 0x2626, 0x01F4, 0x01F4, 0x028A, 0x028A},
{0xFFFF, 0x2DFF, 0x0001, 0x2626, 0x01F4, 0x01F4, 0x028A, 0x028A},
{0xFFFF, 0x37BF, 0x0001, 0x2626, 0x01F4, 0x01F4, 0x028A, 0x028A},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
{0xFFFF, 0x3FFF, 0x0000, 0x0606, 0x01F4, 0x01F4, 0x0320, 0x0320},
},
.sys_cfg_reg = {0x0B2, 0x0, 0x690, 0x664, 0x290F, 0xF, 0xF, 0x0},
};
#endif
#if defined(CONFIG_AD2S90) || defined(CONFIG_AD2S90_MODULE)
static struct bfin5xx_spi_chip ad2s90_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_AD2S120X) || defined(CONFIG_AD2S120X_MODULE)
unsigned short ad2s120x_platform_data[] = {
/* used as SAMPLE and RDVEL */
GPIO_PF5, GPIO_PF6, 0
};
static struct bfin5xx_spi_chip ad2s120x_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_AD2S1210) || defined(CONFIG_AD2S1210_MODULE)
unsigned short ad2s1210_platform_data[] = {
/* use as SAMPLE, A0, A1 */
GPIO_PF7, GPIO_PF8, GPIO_PF9,
# if defined(CONFIG_AD2S1210_GPIO_INPUT) || defined(CONFIG_AD2S1210_GPIO_OUTPUT)
/* the RES0 and RES1 pins */
GPIO_PF4, GPIO_PF5,
# endif
0,
};
static struct bfin5xx_spi_chip ad2s1210_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
#define MMC_SPI_CARD_DETECT_INT IRQ_PF5
static int bfin_mmc_spi_init(struct device *dev,
irqreturn_t (*detect_int)(int, void *), void *data)
{
return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
IRQF_TRIGGER_FALLING, "mmc-spi-detect", data);
}
static void bfin_mmc_spi_exit(struct device *dev, void *data)
{
free_irq(MMC_SPI_CARD_DETECT_INT, data);
}
static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
.init = bfin_mmc_spi_init,
.exit = bfin_mmc_spi_exit,
.detect_delay = 100, /* msecs */
};
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
.pio_interrupt = 0,
};
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
#include <linux/spi/ad7877.h>
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
#if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
#include <linux/spi/ad7879.h>
static const struct ad7879_platform_data bfin_ad7879_ts_info = {
.model = 7879, /* Model = AD7879 */
.x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */
.pressure_max = 10000,
.pressure_min = 0,
.first_conversion_delay = 3, /* wait 512us before do a first conversion */
.acquisition_time = 1, /* 4us acquisition time per sample */
.median = 2, /* do 8 measurements */
.averaging = 1, /* take the average of 4 middle samples */
.pen_down_acc_interval = 255, /* 9.4 ms */
.gpio_export = 1, /* Export GPIO to gpiolib */
.gpio_base = -1, /* Dynamic allocation */
};
#endif
#if defined(CONFIG_INPUT_ADXL34X) || defined(CONFIG_INPUT_ADXL34X_MODULE)
#include <linux/input/adxl34x.h>
static const struct adxl34x_platform_data adxl34x_info = {
.x_axis_offset = 0,
.y_axis_offset = 0,
.z_axis_offset = 0,
.tap_threshold = 0x31,
.tap_duration = 0x10,
.tap_latency = 0x60,
.tap_window = 0xF0,
.tap_axis_control = ADXL_TAP_X_EN | ADXL_TAP_Y_EN | ADXL_TAP_Z_EN,
.act_axis_control = 0xFF,
.activity_threshold = 5,
.inactivity_threshold = 3,
.inactivity_time = 4,
.free_fall_threshold = 0x7,
.free_fall_time = 0x20,
.data_rate = 0x8,
.data_range = ADXL_FULL_RES,
.ev_type = EV_ABS,
.ev_code_x = ABS_X, /* EV_REL */
.ev_code_y = ABS_Y, /* EV_REL */
.ev_code_z = ABS_Z, /* EV_REL */
.ev_code_tap = {BTN_TOUCH, BTN_TOUCH, BTN_TOUCH}, /* EV_KEY x,y,z */
/* .ev_code_ff = KEY_F,*/ /* EV_KEY */
/* .ev_code_act_inactivity = KEY_A,*/ /* EV_KEY */
.power_mode = ADXL_AUTO_SLEEP | ADXL_LINK,
.fifo_mode = ADXL_FIFO_STREAM,
.orientation_enable = ADXL_EN_ORIENTATION_3D,
.deadzone_angle = ADXL_DEADZONE_ANGLE_10p8,
.divisor_length = ADXL_LP_FILTER_DIVISOR_16,
/* EV_KEY {+Z, +Y, +X, -X, -Y, -Z} */
.ev_codes_orient_3d = {BTN_Z, BTN_Y, BTN_X, BTN_A, BTN_B, BTN_C},
};
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
.enable_dma = 0,
.bits_per_word = 16,
};
#endif
#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
static struct bfin5xx_spi_chip spidev_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
static struct bfin5xx_spi_chip lq035q1_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_ENC28J60) || defined(CONFIG_ENC28J60_MODULE)
static struct bfin5xx_spi_chip enc28j60_spi_chip_info = {
.enable_dma = 1,
.bits_per_word = 8,
.cs_gpio = GPIO_PF10,
};
#endif
#if defined(CONFIG_ADF702X) || defined(CONFIG_ADF702X_MODULE)
static struct bfin5xx_spi_chip adf7021_spi_chip_info = {
.bits_per_word = 16,
.cs_gpio = GPIO_PF10,
};
#include <linux/spi/adf702x.h>
#define TXREG 0x0160A470
static const u32 adf7021_regs[] = {
0x09608FA0,
0x00575011,
0x00A7F092,
0x2B141563,
0x81F29E94,
0x00003155,
0x050A4F66,
0x00000007,
0x00000008,
0x000231E9,
0x3296354A,
0x891A2B3B,
0x00000D9C,
0x0000000D,
0x0000000E,
0x0000000F,
};
static struct adf702x_platform_data adf7021_platform_data = {
.regs_base = (void *)SPORT1_TCR1,
.dma_ch_rx = CH_SPORT1_RX,
.dma_ch_tx = CH_SPORT1_TX,
.irq_sport_err = IRQ_SPORT1_ERROR,
.gpio_int_rfs = GPIO_PF8,
.pin_req = {P_SPORT1_DTPRI, P_SPORT1_RFS, P_SPORT1_DRPRI,
P_SPORT1_RSCLK, P_SPORT1_TSCLK, 0},
.adf702x_model = MODEL_ADF7021,
.adf702x_regs = adf7021_regs,
.tx_reg = TXREG,
};
static inline void adf702x_mac_init(void)
{
random_ether_addr(adf7021_platform_data.mac_addr);
}
#else
static inline void adf702x_mac_init(void) {}
#endif
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
#include <linux/spi/ads7846.h>
static struct bfin5xx_spi_chip ad7873_spi_chip_info = {
.bits_per_word = 8,
};
static int ads7873_get_pendown_state(void)
{
return gpio_get_value(GPIO_PF6);
}
static struct ads7846_platform_data __initdata ad7873_pdata = {
.model = 7873, /* AD7873 */
.x_max = 0xfff,
.y_max = 0xfff,
.x_plate_ohms = 620,
.debounce_max = 1,
.debounce_rep = 0,
.debounce_tol = (~0),
.get_pendown_state = ads7873_get_pendown_state,
};
#endif
#if defined(CONFIG_MTD_DATAFLASH) \
|| defined(CONFIG_MTD_DATAFLASH_MODULE)
static struct mtd_partition bfin_spi_dataflash_partitions[] = {
{
.name = "bootloader(spi)",
.size = 0x00040000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "linux kernel(spi)",
.size = 0x180000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(spi)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
static struct flash_platform_data bfin_spi_dataflash_data = {
.name = "SPI Dataflash",
.parts = bfin_spi_dataflash_partitions,
.nr_parts = ARRAY_SIZE(bfin_spi_dataflash_partitions),
};
/* DataFlash chip */
static struct bfin5xx_spi_chip data_flash_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
.bits_per_word = 8,
};
#endif
#if defined(CONFIG_INPUT_ADXL34X_SPI) || defined(CONFIG_INPUT_ADXL34X_SPI_MODULE)
static struct bfin5xx_spi_chip spi_adxl34x_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
.bits_per_word = 8,
};
#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_MTD_DATAFLASH) \
|| defined(CONFIG_MTD_DATAFLASH_MODULE)
{ /* DataFlash chip */
.modalias = "mtd_dataflash",
.max_speed_hz = 33250000, /* 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_dataflash_data,
.controller_data = &data_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_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,/* CONFIG_SND_BLACKFIN_SPI_PFBIT */
.platform_data = "ad1836", /* only includes chip name for the moment */
.controller_data = &ad1836_spi_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if defined(CONFIG_SND_BF5XX_SOC_AD193X) || defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE)
{
.modalias = "ad193x",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 5,
.controller_data = &ad1938_spi_chip_info,
.mode = SPI_MODE_3,
},