/* * linux/arch/arm/mach-omap1/board-osk.c * * Board specific init for OMAP5912 OSK * * Written by Dirk Behme * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct mtd_partition osk_partitions[] = { /* bootloader (U-Boot, etc) in first sector */ { .name = "bootloader", .offset = 0, .size = SZ_128K, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, /* bootloader params in the next sector */ { .name = "params", .offset = MTDPART_OFS_APPEND, .size = SZ_128K, .mask_flags = 0, }, { .name = "kernel", .offset = MTDPART_OFS_APPEND, .size = SZ_2M, .mask_flags = 0 }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, .mask_flags = 0 } }; static struct flash_platform_data osk_flash_data = { .map_name = "cfi_probe", .width = 2, .parts = osk_partitions, .nr_parts = ARRAY_SIZE(osk_partitions), }; static struct resource osk_flash_resource = { /* this is on CS3, wherever it's mapped */ .flags = IORESOURCE_MEM, }; static struct platform_device osk5912_flash_device = { .name = "omapflash", .id = 0, .dev = { .platform_data = &osk_flash_data, }, .num_resources = 1, .resource = &osk_flash_resource, }; static struct resource osk5912_smc91x_resources[] = { [0] = { .start = OMAP_OSK_ETHR_START, /* Physical */ .end = OMAP_OSK_ETHR_START + 0xf, .flags = IORESOURCE_MEM, }, [1] = { .start = OMAP_GPIO_IRQ(0), .end = OMAP_GPIO_IRQ(0), .flags = IORESOURCE_IRQ, }, }; static struct platform_device osk5912_smc91x_device = { .name = "smc91x", .id = -1, .num_resources = ARRAY_SIZE(osk5912_smc91x_resources), .resource = osk5912_smc91x_resources, }; static struct resource osk5912_cf_resources[] = { [0] = { .start = OMAP_GPIO_IRQ(62), .end = OMAP_GPIO_IRQ(62), .flags = IORESOURCE_IRQ, }, }; static struct platform_device osk5912_cf_device = { .name = "omap_cf", .id = -1, .dev = { .platform_data = (void *) 2 /* CS2 */, }, .num_resources = ARRAY_SIZE(osk5912_cf_resources), .resource = osk5912_cf_resources, }; static struct platform_device osk5912_mcbsp1_device = { .name = "omap_mcbsp", .id = 1, }; static struct platform_device *osk5912_devices[] __initdata = { &osk5912_flash_device, &osk5912_smc91x_device, &osk5912_cf_device, &osk5912_mcbsp1_device, }; static void __init osk_init_smc91x(void) { if ((omap_request_gpio(0)) < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */ EMIFS_CCS(1) |= 0x3; } static void __init osk_init_cf(void) { omap_cfg_reg(M7_1610_GPIO62); if ((omap_request_gpio(62)) < 0) { printk("Error requesting gpio 62 for CF irq\n"); return; } /* the CF I/O IRQ is really active-low */ set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING); } static void __init osk_init_irq(void) { omap_init_irq(); omap_gpio_init(); osk_init_smc91x(); osk_init_cf(); } static struct omap_usb_config osk_usb_config __initdata = { /* has usb host connector (A) ... for development it can also * be used, with a NONSTANDARD gender-bending cable/dongle, as * a peripheral. */ #ifdef CONFIG_USB_GADGET_OMAP .register_dev = 1, .hmc_mode = 0, #else .register_host = 1, .hmc_mode = 16, .rwc = 1, #endif .pins[0] = 2, }; static struct omap_uart_config osk_uart_config __initdata = { .enabled_uarts = (1 << 0), }; static struct omap_lcd_config osk_lcd_config __initdata = { .panel_name = "osk", .ctrl_name = "internal", }; static struct omap_board_config_kernel osk_config[] = { { OMAP_TAG_USB, &osk_usb_config }, { OMAP_TAG_UART, &osk_uart_config }, { OMAP_TAG_LCD, &osk_lcd_config }, }; #ifdef CONFIG_OMAP_OSK_MISTRAL #ifdef CONFIG_PM static irqreturn_t osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs) { return IRQ_HANDLED; } #endif static void __init osk_mistral_init(void) { /* FIXME here's where to feed in framebuffer, touchpad, and * keyboard setup ... not in the drivers for those devices! * * NOTE: we could actually tell if there's a Mistral board * attached, e.g. by trying to read something from the ads7846. * But this is too early for that... */ /* the sideways button (SW1) is for use as a "wakeup" button */ omap_cfg_reg(N15_1610_MPUIO2); if (omap_request_gpio(OMAP_MPUIO(2)) == 0) { int ret = 0; omap_set_gpio_direction(OMAP_MPUIO(2), 1); set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING); #ifdef CONFIG_PM /* share the IRQ in case someone wants to use the * button for more than wakeup from system sleep. */ ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), &osk_mistral_wake_interrupt, SA_SHIRQ, "mistral_wakeup", &osk_mistral_wake_interrupt); if (ret != 0) { omap_free_gpio(OMAP_MPUIO(2)); printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n", ret); } else enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2))); #endif } else printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n"); } #else static void __init osk_mistral_init(void) { } #endif static void __init osk_init(void) { osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys(); osk_flash_resource.end += SZ_32M - 1; platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices)); omap_board_config = osk_config; omap_board_config_size = ARRAY_SIZE(osk_config); USB_TRANSCEIVER_CTRL_REG |= (3 << 1); omap_serial_init(); osk_mistral_init(); } static void __init osk_map_io(void) { omap_map_common_io(); } MACHINE_START(OMAP_OSK, "TI-OSK") /* Maintainer: Dirk Behme */ .phys_ram = 0x10000000, .phys_io = 0xfff00000, .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, .boot_params = 0x10000100, .map_io = osk_map_io, .init_irq = osk_init_irq, .init_machine = osk_init, .timer = &omap_timer, MACHINE_END