diff options
Diffstat (limited to 'arch/blackfin/mach-bf533/boards/stamp.c')
| -rw-r--r-- | arch/blackfin/mach-bf533/boards/stamp.c | 909 |
1 files changed, 909 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c new file mode 100644 index 000000000..23eada794 --- /dev/null +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -0,0 +1,909 @@ +/* + * 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); +} + +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, + .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; +} + +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; +} + +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)); +} + +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); +} |