diff options
Diffstat (limited to 'arch/blackfin/mach-bf527/boards/ezbrd.c')
| -rw-r--r-- | arch/blackfin/mach-bf527/boards/ezbrd.c | 90 |
1 files changed, 80 insertions, 10 deletions
diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index 36c87b6fbdec..0314bd3355eb 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -51,7 +51,7 @@ /* * Name the Board for the /proc/cpuinfo */ -const char bfin_board_name[] = "BF526-EZBRD"; +const char bfin_board_name[] = "ADI BF526-EZBRD"; /* * Driver needs to know address, irq and flag pin. @@ -81,8 +81,8 @@ static struct musb_hdrc_config musb_config = { .dyn_fifo = 0, .soft_con = 1, .dma = 1, - .num_eps = 7, - .dma_channels = 7, + .num_eps = 8, + .dma_channels = 8, .gpio_vrsel = GPIO_PG13, }; @@ -288,6 +288,30 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { }; #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_output = 1, /* configure AUX/VBAT/GPIO as GPIO output */ + .gpio_default = 1, /* During initialization set GPIO = HIGH */ +}; +#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_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \ && defined(CONFIG_SND_SOC_WM8731_SPI) static struct bfin5xx_spi_chip spi_wm8731_chip_info = { @@ -386,6 +410,18 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .controller_data = &spi_ad7877_chip_info, }, #endif +#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE) + { + .modalias = "ad7879", + .platform_data = &bfin_ad7879_ts_info, + .irq = IRQ_PG0, + .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 0, + .chip_select = 5, + .controller_data = &spi_ad7879_chip_info, + .mode = SPI_CPHA | SPI_CPOL, + }, +#endif #if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \ && defined(CONFIG_SND_SOC_WM8731_SPI) { @@ -478,30 +514,59 @@ static struct platform_device bfin_uart_device = { #endif #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -static struct resource bfin_sir_resources[] = { #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, }, -#endif + { + .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_sir_device = { +static struct platform_device bfin_sir1_device = { .name = "bfin_sir", - .id = 0, - .num_resources = ARRAY_SIZE(bfin_sir_resources), - .resource = bfin_sir_resources, + .id = 1, + .num_resources = ARRAY_SIZE(bfin_sir1_resources), + .resource = bfin_sir1_resources, }; #endif +#endif #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) static struct resource bfin_twi0_resource[] = { @@ -671,7 +736,12 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) - &bfin_sir_device, +#ifdef CONFIG_BFIN_SIR0 + &bfin_sir0_device, +#endif +#ifdef CONFIG_BFIN_SIR1 + &bfin_sir1_device, +#endif #endif #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) |
