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[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [arm/] [mach-omap1/] [board-innovator.c] - Rev 17
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/* * linux/arch/arm/mach-omap1/board-innovator.c * * Board specific inits for OMAP-1510 and OMAP-1610 Innovator * * Copyright (C) 2001 RidgeRun, Inc. * Author: Greg Lonnon <glonnon@ridgerun.com> * * Copyright (C) 2002 MontaVista Software, Inc. * * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/input.h> #include <asm/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> #include <asm/mach/map.h> #include <asm/arch/mux.h> #include <asm/arch/fpga.h> #include <asm/arch/gpio.h> #include <asm/arch/tc.h> #include <asm/arch/usb.h> #include <asm/arch/keypad.h> #include <asm/arch/common.h> #include <asm/arch/mcbsp.h> #include <asm/arch/omap-alsa.h> static int innovator_keymap[] = { KEY(0, 0, KEY_F1), KEY(0, 3, KEY_DOWN), KEY(1, 1, KEY_F2), KEY(1, 2, KEY_RIGHT), KEY(2, 0, KEY_F3), KEY(2, 1, KEY_F4), KEY(2, 2, KEY_UP), KEY(3, 2, KEY_ENTER), KEY(3, 3, KEY_LEFT), 0 }; static struct mtd_partition innovator_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, }, /* kernel */ { .name = "kernel", .offset = MTDPART_OFS_APPEND, .size = SZ_2M, .mask_flags = 0 }, /* rest of flash1 is a file system */ { .name = "rootfs", .offset = MTDPART_OFS_APPEND, .size = SZ_16M - SZ_2M - 2 * SZ_128K, .mask_flags = 0 }, /* file system */ { .name = "filesystem", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, .mask_flags = 0 } }; static struct flash_platform_data innovator_flash_data = { .map_name = "cfi_probe", .width = 2, .parts = innovator_partitions, .nr_parts = ARRAY_SIZE(innovator_partitions), }; static struct resource innovator_flash_resource = { .start = OMAP_CS0_PHYS, .end = OMAP_CS0_PHYS + SZ_32M - 1, .flags = IORESOURCE_MEM, }; static struct platform_device innovator_flash_device = { .name = "omapflash", .id = 0, .dev = { .platform_data = &innovator_flash_data, }, .num_resources = 1, .resource = &innovator_flash_resource, }; #define DEFAULT_BITPERSAMPLE 16 static struct omap_mcbsp_reg_cfg mcbsp_regs = { .spcr2 = FREE | FRST | GRST | XRST | XINTM(3), .spcr1 = RINTM(3) | RRST, .rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) | RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0), .rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16), .xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) | XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG, .xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16), .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1), .srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1), /*.pcr0 = FSXM | FSRM | CLKXM | CLKRM | CLKXP | CLKRP,*/ /* mcbsp: master */ .pcr0 = CLKXP | CLKRP, /* mcbsp: slave */ }; static struct omap_alsa_codec_config alsa_config = { .name = "OMAP Innovator AIC23", .mcbsp_regs_alsa = &mcbsp_regs, .codec_configure_dev = NULL, // aic23_configure, .codec_set_samplerate = NULL, // aic23_set_samplerate, .codec_clock_setup = NULL, // aic23_clock_setup, .codec_clock_on = NULL, // aic23_clock_on, .codec_clock_off = NULL, // aic23_clock_off, .get_default_samplerate = NULL, // aic23_get_default_samplerate, }; static struct platform_device innovator_mcbsp1_device = { .name = "omap_alsa_mcbsp", .id = 1, .dev = { .platform_data = &alsa_config, }, }; static struct resource innovator_kp_resources[] = { [0] = { .start = INT_KEYBOARD, .end = INT_KEYBOARD, .flags = IORESOURCE_IRQ, }, }; static struct omap_kp_platform_data innovator_kp_data = { .rows = 8, .cols = 8, .keymap = innovator_keymap, .keymapsize = ARRAY_SIZE(innovator_keymap), .delay = 4, }; static struct platform_device innovator_kp_device = { .name = "omap-keypad", .id = -1, .dev = { .platform_data = &innovator_kp_data, }, .num_resources = ARRAY_SIZE(innovator_kp_resources), .resource = innovator_kp_resources, }; #ifdef CONFIG_ARCH_OMAP15XX #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc innovator1510_io_desc[] __initdata = { { .virtual = OMAP1510_FPGA_BASE, .pfn = __phys_to_pfn(OMAP1510_FPGA_START), .length = OMAP1510_FPGA_SIZE, .type = MT_DEVICE } }; static struct resource innovator1510_smc91x_resources[] = { [0] = { .start = OMAP1510_FPGA_ETHR_START, /* Physical */ .end = OMAP1510_FPGA_ETHR_START + 0xf, .flags = IORESOURCE_MEM, }, [1] = { .start = OMAP1510_INT_ETHER, .end = OMAP1510_INT_ETHER, .flags = IORESOURCE_IRQ, }, }; static struct platform_device innovator1510_smc91x_device = { .name = "smc91x", .id = 0, .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources), .resource = innovator1510_smc91x_resources, }; static struct platform_device innovator1510_lcd_device = { .name = "lcd_inn1510", .id = -1, }; static struct platform_device innovator1510_spi_device = { .name = "spi_inn1510", .id = -1, }; static struct platform_device *innovator1510_devices[] __initdata = { &innovator_flash_device, &innovator1510_smc91x_device, &innovator_mcbsp1_device, &innovator_kp_device, &innovator1510_lcd_device, &innovator1510_spi_device, }; static int innovator_get_pendown_state(void) { return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); } static const struct ads7846_platform_data innovator1510_ts_info = { .model = 7846, .vref_delay_usecs = 100, /* internal, no capacitor */ .x_plate_ohms = 419, .y_plate_ohms = 486, .get_pendown_state = innovator_get_pendown_state, }; static struct spi_board_info __initdata innovator1510_boardinfo[] = { { /* FPGA (bus "10") CS0 has an ads7846e */ .modalias = "ads7846", .platform_data = &innovator1510_ts_info, .irq = OMAP1510_INT_FPGA_TS, .max_speed_hz = 120000 /* max sample rate at 3V */ * 26 /* command + data + overhead */, .bus_num = 10, .chip_select = 0, } }; #endif /* CONFIG_ARCH_OMAP15XX */ #ifdef CONFIG_ARCH_OMAP16XX static struct resource innovator1610_smc91x_resources[] = { [0] = { .start = INNOVATOR1610_ETHR_START, /* Physical */ .end = INNOVATOR1610_ETHR_START + 0xf, .flags = IORESOURCE_MEM, }, [1] = { .start = OMAP_GPIO_IRQ(0), .end = OMAP_GPIO_IRQ(0), .flags = IORESOURCE_IRQ, }, }; static struct platform_device innovator1610_smc91x_device = { .name = "smc91x", .id = 0, .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources), .resource = innovator1610_smc91x_resources, }; static struct platform_device innovator1610_lcd_device = { .name = "inn1610_lcd", .id = -1, }; static struct platform_device *innovator1610_devices[] __initdata = { &innovator_flash_device, &innovator1610_smc91x_device, &innovator_kp_device, &innovator1610_lcd_device, }; #endif /* CONFIG_ARCH_OMAP16XX */ static void __init innovator_init_smc91x(void) { if (cpu_is_omap1510()) { fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1, OMAP1510_FPGA_RST); udelay(750); } else { if ((omap_request_gpio(0)) < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } } } static void __init innovator_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); omap_gpio_init(); #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { omap1510_fpga_init_irq(); } #endif innovator_init_smc91x(); } #ifdef CONFIG_ARCH_OMAP15XX static struct omap_usb_config innovator1510_usb_config __initdata = { /* for bundled non-standard host and peripheral cables */ .hmc_mode = 4, .register_host = 1, .pins[1] = 6, .pins[2] = 6, /* Conflicts with UART2 */ .register_dev = 1, .pins[0] = 2, }; static struct omap_lcd_config innovator1510_lcd_config __initdata = { .ctrl_name = "internal", }; #endif #ifdef CONFIG_ARCH_OMAP16XX static struct omap_usb_config h2_usb_config __initdata = { /* usb1 has a Mini-AB port and external isp1301 transceiver */ .otg = 2, #ifdef CONFIG_USB_GADGET_OMAP .hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback) #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ .hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled #endif .pins[1] = 3, }; static struct omap_lcd_config innovator1610_lcd_config __initdata = { .ctrl_name = "internal", }; #endif static struct omap_mmc_config innovator_mmc_config __initdata = { .mmc [0] = { .enabled = 1, .wire4 = 1, .wp_pin = OMAP_MPUIO(3), .power_pin = -1, /* FPGA F3 UIO42 */ .switch_pin = -1, /* FPGA F4 UIO43 */ }, }; static struct omap_uart_config innovator_uart_config __initdata = { .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), }; static struct omap_board_config_kernel innovator_config[] = { { OMAP_TAG_USB, NULL }, { OMAP_TAG_LCD, NULL }, { OMAP_TAG_MMC, &innovator_mmc_config }, { OMAP_TAG_UART, &innovator_uart_config }, }; static void __init innovator_init(void) { #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); spi_register_board_info(innovator1510_boardinfo, ARRAY_SIZE(innovator1510_boardinfo)); } #endif #ifdef CONFIG_ARCH_OMAP16XX if (!cpu_is_omap1510()) { platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices)); } #endif #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { innovator_config[0].data = &innovator1510_usb_config; innovator_config[1].data = &innovator1510_lcd_config; } #endif #ifdef CONFIG_ARCH_OMAP16XX if (cpu_is_omap1610()) { innovator_config[0].data = &h2_usb_config; innovator_config[1].data = &innovator1610_lcd_config; } #endif omap_board_config = innovator_config; omap_board_config_size = ARRAY_SIZE(innovator_config); omap_serial_init(); } static void __init innovator_map_io(void) { omap1_map_common_io(); #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); udelay(10); /* Delay needed for FPGA */ /* Dump the Innovator FPGA rev early - useful info for support. */ printk("Innovator FPGA Rev %d.%d Board Rev %d\n", fpga_read(OMAP1510_FPGA_REV_HIGH), fpga_read(OMAP1510_FPGA_REV_LOW), fpga_read(OMAP1510_FPGA_BOARD_REV)); } #endif } MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") /* Maintainer: MontaVista Software, Inc. */ .phys_io = 0xfff00000, .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, .boot_params = 0x10000100, .map_io = innovator_map_io, .init_irq = innovator_init_irq, .init_machine = innovator_init, .timer = &omap_timer, MACHINE_END
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