/* * 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/gpio.h> #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/mtd/physmap.h> #include <linux/input.h> #include <linux/smc91x.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <plat/mux.h> #include <plat/flash.h> #include <plat/fpga.h> #include <plat/tc.h> #include <plat/usb.h> #include <plat/keypad.h> #include "common.h" #include <plat/mmc.h> /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ #define INNOVATOR1610_ETHR_START 0x04000300 static const unsigned int innovator_keymap[] = { KEY(0, 0, KEY_F1), KEY(3, 0, KEY_DOWN), KEY(1, 1, KEY_F2), KEY(2, 1, KEY_RIGHT), KEY(0, 2, KEY_F3), KEY(1, 2, KEY_F4), KEY(2, 2, KEY_UP), KEY(2, 3, KEY_ENTER), KEY(3, 3, KEY_LEFT), }; 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 physmap_flash_data innovator_flash_data = { .width = 2, .set_vpp = omap1_set_vpp, .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 = "physmap-flash", .id = 0, .dev = { .platform_data = &innovator_flash_data, }, .num_resources = 1, .resource = &innovator_flash_resource, }; static struct resource innovator_kp_resources[] = { [0] = { .start = INT_KEYBOARD, .end = INT_KEYBOARD, .flags = IORESOURCE_IRQ, }, }; static const struct matrix_keymap_data innovator_keymap_data = { .keymap = innovator_keymap, .keymap_size = ARRAY_SIZE(innovator_keymap), }; static struct omap_kp_platform_data innovator_kp_data = { .rows = 8, .cols = 8, .keymap_data = &innovator_keymap_data, .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, }; static struct smc91x_platdata innovator_smc91x_info = { .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; #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 | IORESOURCE_IRQ_HIGHEDGE, }, }; static struct platform_device innovator1510_smc91x_device = { .name = "smc91x", .id = 0, .dev = { .platform_data = &innovator_smc91x_info, }, .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_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 | IORESOURCE_IRQ_LOWEDGE, }, }; static struct platform_device innovator1610_smc91x_device = { .name = "smc91x", .id = 0, .dev = { .platform_data = &innovator_smc91x_info, }, .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 (gpio_request(0, "SMC91x irq") < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } } } #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 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) static int mmc_set_power(struct device *dev, int slot, int power_on, int vdd) { if (power_on) fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3), OMAP1510_FPGA_POWER); else fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3), OMAP1510_FPGA_POWER); return 0; } /* * Innovator could use the following functions tested: * - mmc_get_wp that uses OMAP_MPUIO(3) * - mmc_get_cover_state that uses FPGA F4 UIO43 */ static struct omap_mmc_platform_data mmc1_data = { .nr_slots = 1, .slots[0] = { .set_power = mmc_set_power, .wires = 4, .name = "mmcblk", }, }; static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; static void __init innovator_mmc_init(void) { mmc_data[0] = &mmc1_data; omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); } #else static inline void innovator_mmc_init(void) { } #endif static struct omap_board_config_kernel innovator_config[] = { { OMAP_TAG_LCD, NULL }, }; static void __init innovator_init(void) { if (cpu_is_omap1510()) omap1510_fpga_init_irq(); innovator_init_smc91x(); #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { unsigned char reg; /* mux pins for uarts */ omap_cfg_reg(UART1_TX); omap_cfg_reg(UART1_RTS); omap_cfg_reg(UART2_TX); omap_cfg_reg(UART2_RTS); omap_cfg_reg(UART3_TX); omap_cfg_reg(UART3_RX); reg = fpga_read(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM1_EN; fpga_write(reg, OMAP1510_FPGA_POWER); udelay(10); reg = fpga_read(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM2_EN; fpga_write(reg, OMAP1510_FPGA_POWER); udelay(10); 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()) { omap1_usb_init(&innovator1510_usb_config); innovator_config[1].data = &innovator1510_lcd_config; } #endif #ifdef CONFIG_ARCH_OMAP16XX if (cpu_is_omap1610()) { omap1_usb_init(&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(); omap_register_i2c_bus(1, 100, NULL, 0); innovator_mmc_init(); } /* * REVISIT: Assume 15xx for now, we don't want to do revision check * until later on. The right way to fix this is to set up a different * machine_id for 16xx Innovator, or use device tree. */ static void __init innovator_map_io(void) { omap15xx_map_io(); 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. */ pr_debug("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)); } MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") /* Maintainer: MontaVista Software, Inc. */ .atag_offset = 0x100, .map_io = innovator_map_io, .init_early = omap1_init_early, .reserve = omap_reserve, .init_irq = omap1_init_irq, .init_machine = innovator_init, .timer = &omap1_timer, MACHINE_END