diff options
Diffstat (limited to 'kernel/arch/blackfin/mach-bf533/boards/ip0x.c')
-rw-r--r-- | kernel/arch/blackfin/mach-bf533/boards/ip0x.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/mach-bf533/boards/ip0x.c b/kernel/arch/blackfin/mach-bf533/boards/ip0x.c new file mode 100644 index 000000000..39c8e8547 --- /dev/null +++ b/kernel/arch/blackfin/mach-bf533/boards/ip0x.c @@ -0,0 +1,319 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * 2007 David Rowe + * 2006 Intratrade Ltd. + * Ivan Danov <idanov@gmail.com> + * 2005 National ICT Australia (NICTA) + * Aidan Williams <aidan@nicta.com.au> + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#if IS_ENABLED(CONFIG_USB_ISP1362_HCD) +#include <linux/usb/isp1362.h> +#endif +#include <asm/irq.h> +#include <asm/dma.h> +#include <asm/bfin5xx_spi.h> +#include <asm/portmux.h> + +/* + * Name the Board for the /proc/cpuinfo + */ +const char bfin_board_name[] = "IP04/IP08"; + +/* + * Driver needs to know address, irq and flag pin. + */ +#if defined(CONFIG_BFIN532_IP0X) +#if IS_ENABLED(CONFIG_DM9000) + +#include <linux/dm9000.h> + +static struct resource dm9000_resource1[] = { + { + .start = 0x20100000, + .end = 0x20100000 + 1, + .flags = IORESOURCE_MEM + },{ + .start = 0x20100000 + 2, + .end = 0x20100000 + 3, + .flags = IORESOURCE_MEM + },{ + .start = IRQ_PF15, + .end = IRQ_PF15, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE + } +}; + +static struct resource dm9000_resource2[] = { + { + .start = 0x20200000, + .end = 0x20200000 + 1, + .flags = IORESOURCE_MEM + },{ + .start = 0x20200000 + 2, + .end = 0x20200000 + 3, + .flags = IORESOURCE_MEM + },{ + .start = IRQ_PF14, + .end = IRQ_PF14, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE + } +}; + +/* +* for the moment we limit ourselves to 16bit IO until some +* better IO routines can be written and tested +*/ +static struct dm9000_plat_data dm9000_platdata1 = { + .flags = DM9000_PLATF_16BITONLY, +}; + +static struct platform_device dm9000_device1 = { + .name = "dm9000", + .id = 0, + .num_resources = ARRAY_SIZE(dm9000_resource1), + .resource = dm9000_resource1, + .dev = { + .platform_data = &dm9000_platdata1, + } +}; + +static struct dm9000_plat_data dm9000_platdata2 = { + .flags = DM9000_PLATF_16BITONLY, +}; + +static struct platform_device dm9000_device2 = { + .name = "dm9000", + .id = 1, + .num_resources = ARRAY_SIZE(dm9000_resource2), + .resource = dm9000_resource2, + .dev = { + .platform_data = &dm9000_platdata2, + } +}; + +#endif +#endif + + +#if IS_ENABLED(CONFIG_SPI_BFIN5XX) +/* all SPI peripherals info goes here */ + +#if IS_ENABLED(CONFIG_MMC_SPI) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, /* if 1 - block!!! */ +}; +#endif + +/* Notice: for blackfin, the speed_hz is the value of register + * SPI_BAUD, not the real baudrate */ +static struct spi_board_info bfin_spi_board_info[] __initdata = { +#if IS_ENABLED(CONFIG_MMC_SPI) + { + .modalias = "mmc_spi", + .max_speed_hz = 2, + .bus_num = 1, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, + }, +#endif +}; + +/* SPI controller data */ +static struct bfin5xx_spi_master spi_bfin_master_info = { + .num_chipselect = 8, + .enable_dma = 1, /* master has the ability to do dma transfer */ +}; + +static struct platform_device spi_bfin_master_device = { + .name = "bfin-spi-master", + .id = 1, /* Bus number */ + .dev = { + .platform_data = &spi_bfin_master_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_USB_ISP1362_HCD) +static struct resource isp1362_hcd_resources[] = { + { + .start = 0x20300000, + .end = 0x20300000 + 1, + .flags = IORESOURCE_MEM, + },{ + .start = 0x20300000 + 2, + .end = 0x20300000 + 3, + .flags = IORESOURCE_MEM, + },{ + .start = IRQ_PF11, + .end = IRQ_PF11, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, + }, +}; + +static struct isp1362_platform_data isp1362_priv = { + .sel15Kres = 1, + .clknotstop = 0, + .oc_enable = 0, /* external OC */ + .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 + + +static struct platform_device *ip0x_devices[] __initdata = { +#if defined(CONFIG_BFIN532_IP0X) +#if IS_ENABLED(CONFIG_DM9000) + &dm9000_device1, + &dm9000_device2, +#endif +#endif + +#if IS_ENABLED(CONFIG_SPI_BFIN5XX) + &spi_bfin_master_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_USB_ISP1362_HCD) + &isp1362_hcd_device, +#endif +}; + +static int __init ip0x_init(void) +{ + printk(KERN_INFO "%s(): registering device resources\n", __func__); + platform_add_devices(ip0x_devices, ARRAY_SIZE(ip0x_devices)); + + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); + + return 0; +} + +arch_initcall(ip0x_init); + +static struct platform_device *ip0x_early_devices[] __initdata = { +#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK) +#ifdef CONFIG_SERIAL_BFIN_UART0 + &bfin_uart0_device, +#endif +#endif +}; + +void __init native_machine_early_platform_add_devices(void) +{ + printk(KERN_INFO "register early platform devices\n"); + early_platform_add_devices(ip0x_early_devices, + ARRAY_SIZE(ip0x_early_devices)); +} |