Release 4.14 arch/blackfin/mach-bf533/boards/stamp.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/delay.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/spi/mmc_spi.h>
#if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
#include <linux/usb/isp1362.h>
#endif
#include <linux/gpio.h>
#include <linux/irq.h>
#include <linux/i2c.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "ADI BF533-STAMP";
#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
.id = -1,
};
#endif
/*
* Driver needs to know address, irq and flag pin.
*/
#if IS_ENABLED(CONFIG_SMC91X)
#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 IS_ENABLED(CONFIG_USB_NET2272)
static struct resource net2272_bfin_resources[] = {
{
.start = 0x20300000,
.end = 0x20300000 + 0x100,
.flags = IORESOURCE_MEM,
}, {
.start = 1,
.flags = IORESOURCE_BUS,
}, {
.start = IRQ_PF10,
.end = IRQ_PF10,
.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 IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
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 = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
static struct physmap_flash_data stamp_flash_data = {
.width = 2,
.parts = stamp_partitions,
.nr_parts = ARRAY_SIZE(stamp_partitions),
};
static struct resource stamp_flash_resource[] = {
{
.name = "cfi_probe",
.start = 0x20000000,
.end = 0x203fffff,
.flags = IORESOURCE_MEM,
}, {
.start = 0x7BB07BB0, /* AMBCTL0 setting when accessing flash */
.end = 0x7BB07BB0, /* AMBCTL1 setting when accessing flash */
.flags = IORESOURCE_MEM,
}, {
.start = GPIO_PF0,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device stamp_flash_device = {
.name = "bfin-async-flash",
.id = 0,
.dev = {
.platform_data = &stamp_flash_data,
},
.num_resources = ARRAY_SIZE(stamp_flash_resource),
.resource = stamp_flash_resource,
};
#endif
#if IS_ENABLED(CONFIG_MTD_M25P80)
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*/
};
#endif
#if IS_ENABLED(CONFIG_MMC_SPI)
#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 | IRQF_TRIGGER_RISING,
"mmc-spi-detect", data);
}
Contributors
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static void bfin_mmc_spi_exit(struct device *dev, void *data)
{
free_irq(MMC_SPI_CARD_DETECT_INT, data);
}
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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,
.pio_interrupt = 0,
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if IS_ENABLED(CONFIG_MTD_M25P80)
{
/* 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 = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
.platform_data = &bfin_spi_flash_data,
.controller_data = &spi_flash_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
{
.modalias = "ad1836",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 4,
.platform_data = "ad1836", /* only includes chip name for the moment */
.mode = SPI_MODE_3,
},
#endif
#if IS_ENABLED(CONFIG_SPI_SPIDEV)
{
.modalias = "spidev",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
},
#endif
#if IS_ENABLED(CONFIG_MMC_SPI)
{
.modalias = "mmc_spi",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 4,
.platform_data = &bfin_mmc_spi_pdata,
.controller_data = &mmc_spi_chip_info,
.mode = SPI_MODE_3,
},
#endif
};
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
/* 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 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_SERIAL_BFIN_SPORT)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
static struct resource bfin_sport0_uart_resources[] = {
{
.start = SPORT0_TCR1,
.end = SPORT0_MRCS3+4,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_SPORT0_RX,
.end = IRQ_SPORT0_RX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_SPORT0_ERROR,
.end = IRQ_SPORT0_ERROR,
.flags = IORESOURCE_IRQ,
},
};
static unsigned short bfin_sport0_peripherals[] = {
P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
};
static struct platform_device bfin_sport0_uart_device = {
.name = "bfin-sport-uart",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
.resource = bfin_sport0_uart_resources,
.dev = {
.platform_data = &bfin_sport0_peripherals, /* Passed to driver */
},
};
#endif
#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
static struct resource bfin_sport1_uart_resources[] = {
{
.start = SPORT1_TCR1,
.end = SPORT1_MRCS3+4,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_SPORT1_RX,
.end = IRQ_SPORT1_RX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_SPORT1_ERROR,
.end = IRQ_SPORT1_ERROR,
.flags = IORESOURCE_IRQ,
},
};
static unsigned short bfin_sport1_peripherals[] = {
P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
};
static struct platform_device bfin_sport1_uart_device = {
.name = "bfin-sport-uart",
.id = 1,
.num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
.resource = bfin_sport1_uart_resources,
.dev = {
.platform_data = &bfin_sport1_peripherals, /* Passed to driver */
},
};
#endif
#endif
#if IS_ENABLED(CONFIG_BFIN_SPORT)
static struct resource bfin_sport0_resources[] = {
{
.start = SPORT0_TCR1,
.end = SPORT0_MRCS3+4,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_SPORT0_TX,
.end = IRQ_SPORT0_TX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_SPORT0_RX,
.end = IRQ_SPORT0_RX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_SPORT0_ERROR,
.end = IRQ_SPORT0_ERROR,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_SPORT0_TX,
.end = CH_SPORT0_TX,
.flags = IORESOURCE_DMA,
},
{
.start = CH_SPORT0_RX,
.end = CH_SPORT0_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device bfin_sport0_device = {
.name = "bfin_sport_raw",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_sport0_resources),
.resource = bfin_sport0_resources,
.dev = {
.platform_data = &bfin_sport0_peripherals,
},
};
#endif
#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
#include <linux/input.h>
#include <linux/gpio_keys.h>
static struct gpio_keys_button bfin_gpio_keys_table[] = {
{BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
{BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
{BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
};
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 IS_ENABLED(CONFIG_I2C_GPIO)
#include <linux/i2c-gpio.h>
static struct i2c_gpio_platform_data i2c_gpio_data = {
.sda_pin = GPIO_PF2,
.scl_pin = GPIO_PF3,
.sda_is_open_drain = 0,
.scl_is_open_drain = 0,
.udelay = 10,
};
static struct platform_device i2c_gpio_device = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &i2c_gpio_data,
},
};
#endif
static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
#if IS_ENABLED(CONFIG_JOYSTICK_AD7142)
{
I2C_BOARD_INFO("ad7142_joystick", 0x2C),
.irq = 39,
},
#endif
#if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
{
I2C_BOARD_INFO("pcf8574_lcd", 0x22),
},
#endif
#if IS_ENABLED(CONFIG_INPUT_PCF8574)
{
I2C_BOARD_INFO("pcf8574_keypad", 0x27),
.irq = 39,
},
#endif
#if IS_ENABLED(CONFIG_FB_BFIN_7393)
{
I2C_BOARD_INFO("bfin-adv7393", 0x2B),
},
#endif
#if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
{
I2C_BOARD_INFO("ad5252", 0x2f),
},
#endif
};
static const unsigned int cclk_vlev_datasheet[] =
{
VRPAIR(VLEV_085, 250000000),
VRPAIR(VLEV_090, 376000000),
VRPAIR(VLEV_095, 426000000),
VRPAIR(VLEV_100, 426000000),
VRPAIR(VLEV_105, 476000000),
VRPAIR(VLEV_110, 476000000),
VRPAIR(VLEV_115, 476000000),
VRPAIR(VLEV_120, 600000000),
VRPAIR(VLEV_125, 600000000),
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,
},
};
#if IS_ENABLED(CONFIG_SND_BF5XX_I2S) || \
IS_ENABLED(CONFIG_SND_BF5XX_AC97)
#include <asm/bfin_sport.h>
#define SPORT_REQ(x) \
[x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \
P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0}
static const u16 bfin_snd_pin[][7] = {
SPORT_REQ(0),
SPORT_REQ(1),
};
static struct bfin_snd_platform_data bfin_snd_data[] = {
{
.pin_req = &bfin_snd_pin[0][0],
},
{
.pin_req = &bfin_snd_pin[1][0],
},
};
#define BFIN_SND_RES(x) \
[x] = { \
{ \
.start = SPORT##x##_TCR1, \
.end = SPORT##x##_TCR1, \
.flags = IORESOURCE_MEM \
}, \
{ \
.start = CH_SPORT##x##_RX, \
.end = CH_SPORT##x##_RX, \
.flags = IORESOURCE_DMA, \
}, \
{ \
.start = CH_SPORT##x##_TX, \
.end = CH_SPORT##x##_TX, \
.flags = IORESOURCE_DMA, \
}, \
{ \
.start = IRQ_SPORT##x##_ERROR, \
.end = IRQ_SPORT##x##_ERROR, \
.flags = IORESOURCE_IRQ, \
} \
}
static struct resource bfin_snd_resources[][4] = {
BFIN_SND_RES(0),
BFIN_SND_RES(1),
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
static struct platform_device bfin_i2s_pcm = {
.name = "bfin-i2s-pcm-audio",
.id = -1,
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
static struct platform_device bfin_ac97_pcm = {
.name = "bfin-ac97-pcm-audio",
.id = -1,
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
static const char * const ad1836_link[] = {
"bfin-i2s.0",
"spi0.4",
};
static struct platform_device bfin_ad1836_machine = {
.name = "bfin-snd-ad1836",
.id = -1,
.dev = {
.platform_data = (void *)ad1836_link,
},
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
static const unsigned ad73311_gpio[] = {
GPIO_PF4,
};
static struct platform_device bfin_ad73311_machine = {
.name = "bfin-snd-ad73311",
.id = 1,
.dev = {
.platform_data = (void *)ad73311_gpio,
},
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_AD73311)
static struct platform_device bfin_ad73311_codec_device = {
.name = "ad73311",
.id = -1,
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_AD74111)
static struct platform_device bfin_ad74111_codec_device = {
.name = "ad74111",
.id = -1,
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
static struct platform_device bfin_i2s = {
.name = "bfin-i2s",
.id = CONFIG_SND_BF5XX_SPORT_NUM,
.num_resources =
ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
.dev = {
.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
},
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
static struct platform_device bfin_ac97 = {
.name = "bfin-ac97",
.id = CONFIG_SND_BF5XX_SPORT_NUM,
.num_resources =
ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
.dev = {
.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
},
};
#endif
static struct platform_device *stamp_devices[] __initdata = {
&bfin_dpmc,
#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
&rtc_device,
#endif
#if IS_ENABLED(CONFIG_SMC91X)
&smc91x_device,
#endif
#if IS_ENABLED(CONFIG_USB_NET2272)
&net2272_bfin_device,
#endif
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
&bfin_spi0_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_SERIAL_BFIN_SPORT)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
&bfin_sport0_uart_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
&bfin_sport1_uart_device,
#endif
#endif
#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
&bfin_device_gpiokeys,
#endif
#if IS_ENABLED(CONFIG_I2C_GPIO)
&i2c_gpio_device,
#endif
#if IS_ENABLED(CONFIG_MTD_BFIN_ASYNC)
&stamp_flash_device,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
&bfin_i2s_pcm,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
&bfin_ac97_pcm,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
&bfin_ad1836_machine,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD73311)
&bfin_ad73311_machine,
#endif
#if IS_ENABLED(CONFIG_SND_SOC_AD73311)
&bfin_ad73311_codec_device,
#endif
#if IS_ENABLED(CONFIG_SND_SOC_AD74111)
&bfin_ad74111_codec_device,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_I2S)
&bfin_i2s,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AC97)
&bfin_ac97,
#endif
};
static int __init net2272_init(void)
{
#if IS_ENABLED(CONFIG_USB_NET2272)
int ret;
/* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
ret = gpio_request(GPIO_PF0, "net2272");
if (ret)
return ret;
ret = gpio_request(GPIO_PF1, "net2272");
if (ret) {
gpio_free(GPIO_PF0);
return ret;
}
ret = gpio_request(GPIO_PF11, "net2272");
if (ret) {
gpio_free(GPIO_PF0);
gpio_free(GPIO_PF1);
return ret;
}
gpio_direction_output(GPIO_PF0, 0);
gpio_direction_output(GPIO_PF1, 1);
/* Reset the USB chip */
gpio_direction_output(GPIO_PF11, 0);
mdelay(2);
gpio_set_value(GPIO_PF11, 1);
#endif
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Mike Frysinger | 124 | 99.20% | 1 | 50.00% |
| Steven Miao | 1 | 0.80% | 1 | 50.00% |
| Total | 125 | 100.00% | 2 | 100.00% |
static int __init stamp_init(void)
{
int ret;
printk(KERN_INFO "%s(): registering device resources\n", __func__);
i2c_register_board_info(0, bfin_i2c_board_info,
ARRAY_SIZE(bfin_i2c_board_info));
ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
if (ret < 0)
return ret;
#if IS_ENABLED(CONFIG_SMC91X)
/*
* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
* the bfin-async-map driver takes care of flipping between
* flash and ethernet when necessary.
*/
ret = gpio_request(GPIO_PF0, "enet_cpld");
if (!ret) {
gpio_direction_output(GPIO_PF0, 1);
gpio_free(GPIO_PF0);
}
#endif
if (net2272_init())
pr_warning("unable to configure net2272; it probably won't work\n");
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Mike Frysinger | 60 | 53.10% | 3 | 37.50% |
| Bryan Wu | 51 | 45.13% | 3 | 37.50% |
| Steven Miao | 1 | 0.88% | 1 | 12.50% |
| Harvey Harrison | 1 | 0.88% | 1 | 12.50% |
| Total | 113 | 100.00% | 8 | 100.00% |
arch_initcall(stamp_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
#endif
#if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
&bfin_sport0_uart_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
&bfin_sport1_uart_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));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sonic Zhang | 24 | 100.00% | 1 | 100.00% |
| Total | 24 | 100.00% | 1 | 100.00% |
void native_machine_restart(char *cmd)
{
/* workaround pull up on cpld / flash pin not being strong enough */
gpio_request(GPIO_PF0, "flash_cpld");
gpio_direction_output(GPIO_PF0, 0);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Bryan Wu | 15 | 62.50% | 1 | 33.33% |
| Mike Frysinger | 9 | 37.50% | 2 | 66.67% |
| Total | 24 | 100.00% | 3 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Bryan Wu | 961 | 29.71% | 5 | 9.09% |
| Sonic Zhang | 453 | 14.00% | 5 | 9.09% |
| Mike Frysinger | 429 | 13.26% | 17 | 30.91% |
| Bob Liu | 376 | 11.62% | 2 | 3.64% |
| Michael Hennerich | 317 | 9.80% | 7 | 12.73% |
| Yi Li | 188 | 5.81% | 2 | 3.64% |
| Aaron Wu | 165 | 5.10% | 2 | 3.64% |
| Graf Yang | 120 | 3.71% | 2 | 3.64% |
| Barry Song | 77 | 2.38% | 2 | 3.64% |
| Steven Miao | 72 | 2.23% | 3 | 5.45% |
| Scott Jiang | 62 | 1.92% | 1 | 1.82% |
| Robin Getz | 7 | 0.22% | 2 | 3.64% |
| Oleg Nesterov | 3 | 0.09% | 1 | 1.82% |
| Grace Mingquan Pan | 2 | 0.06% | 1 | 1.82% |
| Lars-Peter Clausen | 1 | 0.03% | 1 | 1.82% |
| Cliff Cai | 1 | 0.03% | 1 | 1.82% |
| Harvey Harrison | 1 | 0.03% | 1 | 1.82% |
| Total | 3235 | 100.00% | 55 | 100.00% |
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