diff options
Diffstat (limited to 'kernel/arch/blackfin/mach-bf538/boards/ezkit.c')
| -rw-r--r-- | kernel/arch/blackfin/mach-bf538/boards/ezkit.c | 987 |
1 files changed, 987 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/mach-bf538/boards/ezkit.c b/kernel/arch/blackfin/mach-bf538/boards/ezkit.c new file mode 100644 index 000000000..ae2fcbb00 --- /dev/null +++ b/kernel/arch/blackfin/mach-bf538/boards/ezkit.c @@ -0,0 +1,987 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * 2005 National ICT Australia (NICTA) + * Aidan Williams <aidan@nicta.com.au> + * + * Licensed under the GPL-2 + */ + +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/partitions.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <asm/bfin5xx_spi.h> +#include <asm/dma.h> +#include <asm/gpio.h> +#include <asm/nand.h> +#include <asm/portmux.h> +#include <asm/dpmc.h> +#include <linux/input.h> + +/* + * Name the Board for the /proc/cpuinfo + */ +const char bfin_board_name[] = "ADI BF538-EZKIT"; + +/* + * Driver needs to know address, irq and flag pin. + */ + + +#if IS_ENABLED(CONFIG_RTC_DRV_BFIN) +static struct platform_device rtc_device = { + .name = "rtc-bfin", + .id = -1, +}; +#endif /* CONFIG_RTC_DRV_BFIN */ + +#if IS_ENABLED(CONFIG_SERIAL_BFIN) +#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, + }, +#ifdef CONFIG_BFIN_UART0_CTSRTS + { /* CTS pin */ + .start = GPIO_PG7, + .end = GPIO_PG7, + .flags = IORESOURCE_IO, + }, + { /* RTS pin */ + .start = GPIO_PG6, + .end = GPIO_PG6, + .flags = IORESOURCE_IO, + }, +#endif +}; + +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 /* CONFIG_SERIAL_BFIN_UART0 */ +#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 /* CONFIG_SERIAL_BFIN_UART1 */ +#ifdef CONFIG_SERIAL_BFIN_UART2 +static struct resource bfin_uart2_resources[] = { + { + .start = UART2_THR, + .end = UART2_GCTL+2, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_UART2_TX, + .end = IRQ_UART2_TX, + .flags = IORESOURCE_IRQ, + }, + { + .start = IRQ_UART2_RX, + .end = IRQ_UART2_RX, + .flags = IORESOURCE_IRQ, + }, + { + .start = IRQ_UART2_ERROR, + .end = IRQ_UART2_ERROR, + .flags = IORESOURCE_IRQ, + }, + { + .start = CH_UART2_TX, + .end = CH_UART2_TX, + .flags = IORESOURCE_DMA, + }, + { + .start = CH_UART2_RX, + .end = CH_UART2_RX, + .flags = IORESOURCE_DMA, + }, +}; + +static unsigned short bfin_uart2_peripherals[] = { + P_UART2_TX, P_UART2_RX, 0 +}; + +static struct platform_device bfin_uart2_device = { + .name = "bfin-uart", + .id = 2, + .num_resources = ARRAY_SIZE(bfin_uart2_resources), + .resource = bfin_uart2_resources, + .dev = { + .platform_data = &bfin_uart2_peripherals, /* Passed to driver */ + }, +}; +#endif /* CONFIG_SERIAL_BFIN_UART2 */ +#endif /* CONFIG_SERIAL_BFIN */ + +#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 /* CONFIG_BFIN_SIR0 */ +#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 /* CONFIG_BFIN_SIR1 */ +#ifdef CONFIG_BFIN_SIR2 +static struct resource bfin_sir2_resources[] = { + { + .start = 0xFFC02100, + .end = 0xFFC021FF, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_UART2_RX, + .end = IRQ_UART2_RX+1, + .flags = IORESOURCE_IRQ, + }, + { + .start = CH_UART2_RX, + .end = CH_UART2_RX+1, + .flags = IORESOURCE_DMA, + }, +}; +static struct platform_device bfin_sir2_device = { + .name = "bfin_sir", + .id = 2, + .num_resources = ARRAY_SIZE(bfin_sir2_resources), + .resource = bfin_sir2_resources, +}; +#endif /* CONFIG_BFIN_SIR2 */ +#endif /* CONFIG_BFIN_SIR */ + +#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 /* CONFIG_SERIAL_BFIN_SPORT0_UART */ +#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 /* CONFIG_SERIAL_BFIN_SPORT1_UART */ +#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART +static struct resource bfin_sport2_uart_resources[] = { + { + .start = SPORT2_TCR1, + .end = SPORT2_MRCS3+4, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_SPORT2_RX, + .end = IRQ_SPORT2_RX+1, + .flags = IORESOURCE_IRQ, + }, + { + .start = IRQ_SPORT2_ERROR, + .end = IRQ_SPORT2_ERROR, + .flags = IORESOURCE_IRQ, + }, +}; + +static unsigned short bfin_sport2_peripherals[] = { + P_SPORT2_TFS, P_SPORT2_DTPRI, P_SPORT2_TSCLK, P_SPORT2_RFS, + P_SPORT2_DRPRI, P_SPORT2_RSCLK, P_SPORT2_DRSEC, P_SPORT2_DTSEC, 0 +}; + +static struct platform_device bfin_sport2_uart_device = { + .name = "bfin-sport-uart", + .id = 2, + .num_resources = ARRAY_SIZE(bfin_sport2_uart_resources), + .resource = bfin_sport2_uart_resources, + .dev = { + .platform_data = &bfin_sport2_peripherals, /* Passed to driver */ + }, +}; +#endif /* CONFIG_SERIAL_BFIN_SPORT2_UART */ +#ifdef CONFIG_SERIAL_BFIN_SPORT3_UART +static struct resource bfin_sport3_uart_resources[] = { + { + .start = SPORT3_TCR1, + .end = SPORT3_MRCS3+4, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_SPORT3_RX, + .end = IRQ_SPORT3_RX+1, + .flags = IORESOURCE_IRQ, + }, + { + .start = IRQ_SPORT3_ERROR, + .end = IRQ_SPORT3_ERROR, + .flags = IORESOURCE_IRQ, + }, +}; + +static unsigned short bfin_sport3_peripherals[] = { + P_SPORT3_TFS, P_SPORT3_DTPRI, P_SPORT3_TSCLK, P_SPORT3_RFS, + P_SPORT3_DRPRI, P_SPORT3_RSCLK, P_SPORT3_DRSEC, P_SPORT3_DTSEC, 0 +}; + +static struct platform_device bfin_sport3_uart_device = { + .name = "bfin-sport-uart", + .id = 3, + .num_resources = ARRAY_SIZE(bfin_sport3_uart_resources), + .resource = bfin_sport3_uart_resources, + .dev = { + .platform_data = &bfin_sport3_peripherals, /* Passed to driver */ + }, +}; +#endif /* CONFIG_SERIAL_BFIN_SPORT3_UART */ +#endif /* CONFIG_SERIAL_BFIN_SPORT */ + +#if IS_ENABLED(CONFIG_CAN_BFIN) +static 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 /* CONFIG_CAN_BFIN */ + +/* + * USB-LAN EzExtender board + * 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 = 0x20310300, + .end = 0x20310300 + 16, + .flags = IORESOURCE_MEM, + }, { + .start = IRQ_PF0, + .end = IRQ_PF0, + .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 /* CONFIG_SMC91X */ + +#if IS_ENABLED(CONFIG_SPI_BFIN5XX) +/* all SPI peripherals info goes here */ +#if IS_ENABLED(CONFIG_MTD_M25P80) +/* SPI flash chip (m25p16) */ +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 = 0x1c0000, + .offset = 0x40000 + } +}; + +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 = "m25p16", +}; + +static struct bfin5xx_spi_chip spi_flash_chip_info = { + .enable_dma = 0, /* use dma transfer with this chip*/ +}; +#endif /* CONFIG_MTD_M25P80 */ +#endif /* CONFIG_SPI_BFIN5XX */ + +#if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879) +#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 /* CONFIG_TOUCHSCREEN_AD7879 */ + +#if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) +#include <asm/bfin-lq035q1.h> + +static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = { + .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB, + .ppi_mode = USE_RGB565_16_BIT_PPI, + .use_bl = 0, /* let something else control the LCD Blacklight */ + .gpio_bl = GPIO_PF7, +}; + +static struct resource bfin_lq035q1_resources[] = { + { + .start = IRQ_PPI_ERROR, + .end = IRQ_PPI_ERROR, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_lq035q1_device = { + .name = "bfin-lq035q1", + .id = -1, + .num_resources = ARRAY_SIZE(bfin_lq035q1_resources), + .resource = bfin_lq035q1_resources, + .dev = { + .platform_data = &bfin_lq035q1_data, + }, +}; +#endif /* CONFIG_FB_BFIN_LQ035Q1 */ + +static struct spi_board_info bf538_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 = 1, /* SPI_SSEL1*/ + .platform_data = &bfin_spi_flash_data, + .controller_data = &spi_flash_chip_info, + .mode = SPI_MODE_3, + }, +#endif /* CONFIG_MTD_M25P80 */ +#if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_SPI) + { + .modalias = "ad7879", + .platform_data = &bfin_ad7879_ts_info, + .irq = IRQ_PF3, + .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 0, + .chip_select = 1, + .mode = SPI_CPHA | SPI_CPOL, + }, +#endif /* CONFIG_TOUCHSCREEN_AD7879_SPI */ +#if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) + { + .modalias = "bfin-lq035q1-spi", + .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 0, + .chip_select = 2, + .mode = SPI_CPHA | SPI_CPOL, + }, +#endif /* CONFIG_FB_BFIN_LQ035Q1 */ +#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 /* CONFIG_SPI_SPIDEV */ +}; + +/* SPI (0) */ +static struct resource bfin_spi0_resource[] = { + [0] = { + .start = SPI0_REGBASE, + .end = SPI0_REGBASE + 0xFF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = CH_SPI0, + .end = CH_SPI0, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = IRQ_SPI0, + .end = IRQ_SPI0, + .flags = IORESOURCE_IRQ, + } +}; + +/* SPI (1) */ +static struct resource bfin_spi1_resource[] = { + [0] = { + .start = SPI1_REGBASE, + .end = SPI1_REGBASE + 0xFF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = CH_SPI1, + .end = CH_SPI1, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = IRQ_SPI1, + .end = IRQ_SPI1, + .flags = IORESOURCE_IRQ, + } +}; + +/* SPI (2) */ +static struct resource bfin_spi2_resource[] = { + [0] = { + .start = SPI2_REGBASE, + .end = SPI2_REGBASE + 0xFF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = CH_SPI2, + .end = CH_SPI2, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = IRQ_SPI2, + .end = IRQ_SPI2, + .flags = IORESOURCE_IRQ, + } +}; + +/* SPI controller data */ +static struct bfin5xx_spi_master bf538_spi_master_info0 = { + .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 bf538_spi_master0 = { + .name = "bfin-spi", + .id = 0, /* Bus number */ + .num_resources = ARRAY_SIZE(bfin_spi0_resource), + .resource = bfin_spi0_resource, + .dev = { + .platform_data = &bf538_spi_master_info0, /* Passed to driver */ + }, +}; + +static struct bfin5xx_spi_master bf538_spi_master_info1 = { + .num_chipselect = 2, + .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0}, +}; + +static struct platform_device bf538_spi_master1 = { + .name = "bfin-spi", + .id = 1, /* Bus number */ + .num_resources = ARRAY_SIZE(bfin_spi1_resource), + .resource = bfin_spi1_resource, + .dev = { + .platform_data = &bf538_spi_master_info1, /* Passed to driver */ + }, +}; + +static struct bfin5xx_spi_master bf538_spi_master_info2 = { + .num_chipselect = 2, + .enable_dma = 1, /* master has the ability to do dma transfer */ + .pin_req = {P_SPI2_SCK, P_SPI2_MISO, P_SPI2_MOSI, 0}, +}; + +static struct platform_device bf538_spi_master2 = { + .name = "bfin-spi", + .id = 2, /* Bus number */ + .num_resources = ARRAY_SIZE(bfin_spi2_resource), + .resource = bfin_spi2_resource, + .dev = { + .platform_data = &bf538_spi_master_info2, /* Passed to driver */ + }, +}; + +#if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI) +static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0}; + +static struct resource bfin_twi0_resource[] = { + [0] = { + .start = TWI0_REGBASE, + .end = TWI0_REGBASE + 0xFF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_TWI0, + .end = IRQ_TWI0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c_bfin_twi0_device = { + .name = "i2c-bfin-twi", + .id = 0, + .num_resources = ARRAY_SIZE(bfin_twi0_resource), + .resource = bfin_twi0_resource, + .dev = { + .platform_data = &bfin_twi0_pins, + }, +}; + +static const u16 bfin_twi1_pins[] = {P_TWI1_SCL, P_TWI1_SDA, 0}; + +static struct resource bfin_twi1_resource[] = { + [0] = { + .start = TWI1_REGBASE, + .end = TWI1_REGBASE + 0xFF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_TWI1, + .end = IRQ_TWI1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c_bfin_twi1_device = { + .name = "i2c-bfin-twi", + .id = 1, + .num_resources = ARRAY_SIZE(bfin_twi1_resource), + .resource = bfin_twi1_resource, +}; +#endif /* CONFIG_I2C_BLACKFIN_TWI */ + +#if IS_ENABLED(CONFIG_KEYBOARD_GPIO) +#include <linux/gpio_keys.h> + +static struct gpio_keys_button bfin_gpio_keys_table[] = { + {BTN_0, GPIO_PC7, 1, "gpio-keys: BTN0"}, +}; + +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 + +static const unsigned int cclk_vlev_datasheet[] = +{ +/* + * Internal VLEV BF538SBBC1533 + ****temporarily using these values until data sheet is updated + */ + VRPAIR(VLEV_100, 150000000), + VRPAIR(VLEV_100, 250000000), + VRPAIR(VLEV_110, 276000000), + VRPAIR(VLEV_115, 301000000), + VRPAIR(VLEV_120, 525000000), + VRPAIR(VLEV_125, 550000000), + 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_MTD_PHYSMAP) +static struct mtd_partition ezkit_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 ezkit_flash_data = { + .width = 2, + .parts = ezkit_partitions, + .nr_parts = ARRAY_SIZE(ezkit_partitions), +}; + +static struct resource ezkit_flash_resource = { + .start = 0x20000000, +#if IS_ENABLED(CONFIG_SMC91X) + .end = 0x202fffff, +#else + .end = 0x203fffff, +#endif + .flags = IORESOURCE_MEM, +}; + +static struct platform_device ezkit_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &ezkit_flash_data, + }, + .num_resources = 1, + .resource = &ezkit_flash_resource, +}; +#endif + +static struct platform_device *cm_bf538_devices[] __initdata = { + + &bfin_dpmc, + +#if IS_ENABLED(CONFIG_RTC_DRV_BFIN) + &rtc_device, +#endif + +#if IS_ENABLED(CONFIG_SERIAL_BFIN) +#ifdef CONFIG_SERIAL_BFIN_UART0 + &bfin_uart0_device, +#endif +#ifdef CONFIG_SERIAL_BFIN_UART1 + &bfin_uart1_device, +#endif +#ifdef CONFIG_SERIAL_BFIN_UART2 + &bfin_uart2_device, +#endif +#endif + +#if IS_ENABLED(CONFIG_SPI_BFIN5XX) + &bf538_spi_master0, + &bf538_spi_master1, + &bf538_spi_master2, +#endif + +#if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI) + &i2c_bfin_twi0_device, + &i2c_bfin_twi1_device, +#endif + +#if IS_ENABLED(CONFIG_BFIN_SIR) +#ifdef CONFIG_BFIN_SIR0 + &bfin_sir0_device, +#endif +#ifdef CONFIG_BFIN_SIR1 + &bfin_sir1_device, +#endif +#ifdef CONFIG_BFIN_SIR2 + &bfin_sir2_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 +#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART + &bfin_sport2_uart_device, +#endif +#ifdef CONFIG_SERIAL_BFIN_SPORT3_UART + &bfin_sport3_uart_device, +#endif +#endif + +#if IS_ENABLED(CONFIG_CAN_BFIN) + &bfin_can_device, +#endif + +#if IS_ENABLED(CONFIG_SMC91X) + &smc91x_device, +#endif + +#if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) + &bfin_lq035q1_device, +#endif + +#if IS_ENABLED(CONFIG_KEYBOARD_GPIO) + &bfin_device_gpiokeys, +#endif + +#if IS_ENABLED(CONFIG_MTD_PHYSMAP) + &ezkit_flash_device, +#endif +}; + +static int __init ezkit_init(void) +{ + printk(KERN_INFO "%s(): registering device resources\n", __func__); + platform_add_devices(cm_bf538_devices, ARRAY_SIZE(cm_bf538_devices)); + +#if IS_ENABLED(CONFIG_SPI_BFIN5XX) + spi_register_board_info(bf538_spi_board_info, + ARRAY_SIZE(bf538_spi_board_info)); +#endif + + return 0; +} + +arch_initcall(ezkit_init); + +static struct platform_device *ezkit_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 +#ifdef CONFIG_SERIAL_BFIN_UART2 + &bfin_uart2_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 +#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART + &bfin_sport2_uart_device, +#endif +#ifdef CONFIG_SERIAL_BFIN_SPORT3_UART + &bfin_sport3_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(ezkit_early_devices, + ARRAY_SIZE(ezkit_early_devices)); +} |