/* * Copyright (C) 2009 Integration Software and Electronic Engineering. * * Modified from mach-omap2/board-generic.c * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "mux.h" #include "hsmmc.h" #include "sdram-numonyx-m65kxxxxam.h" #define IGEP2_SMSC911X_CS 5 #define IGEP2_SMSC911X_GPIO 176 #define IGEP2_GPIO_USBH_NRESET 24 #define IGEP2_GPIO_LED0_GREEN 26 #define IGEP2_GPIO_LED0_RED 27 #define IGEP2_GPIO_LED1_RED 28 #define IGEP2_GPIO_DVI_PUP 170 #define IGEP2_RB_GPIO_WIFI_NPD 94 #define IGEP2_RB_GPIO_WIFI_NRESET 95 #define IGEP2_RB_GPIO_BT_NRESET 137 #define IGEP2_RC_GPIO_WIFI_NPD 138 #define IGEP2_RC_GPIO_WIFI_NRESET 139 #define IGEP2_RC_GPIO_BT_NRESET 137 /* * IGEP2 Hardware Revision Table * * -------------------------------------------------------------------------- * | Id. | Hw Rev. | HW0 (28) | WIFI_NPD | WIFI_NRESET | BT_NRESET | * -------------------------------------------------------------------------- * | 0 | B | high | gpio94 | gpio95 | - | * | 0 | B/C (B-compatible) | high | gpio94 | gpio95 | gpio137 | * | 1 | C | low | gpio138 | gpio139 | gpio137 | * -------------------------------------------------------------------------- */ #define IGEP2_BOARD_HWREV_B 0 #define IGEP2_BOARD_HWREV_C 1 static u8 hwrev; static void __init igep2_get_revision(void) { u8 ret; omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT); if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_HW0_REV") == 0) && (gpio_direction_input(IGEP2_GPIO_LED1_RED) == 0)) { ret = gpio_get_value(IGEP2_GPIO_LED1_RED); if (ret == 0) { pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n"); hwrev = IGEP2_BOARD_HWREV_C; } else if (ret == 1) { pr_info("IGEP2: Hardware Revision B/C (B compatible)\n"); hwrev = IGEP2_BOARD_HWREV_B; } else { pr_err("IGEP2: Unknown Hardware Revision\n"); hwrev = -1; } } else { pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n"); pr_err("IGEP2: Unknown Hardware Revision\n"); } gpio_free(IGEP2_GPIO_LED1_RED); } #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) #define ONENAND_MAP 0x20000000 /* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY ) * Since the device is equipped with two DataRAMs, and two-plane NAND * Flash memory array, these two component enables simultaneous program * of 4KiB. Plane1 has only even blocks such as block0, block2, block4 * while Plane2 has only odd blocks such as block1, block3, block5. * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048) */ static struct mtd_partition igep2_onenand_partitions[] = { { .name = "X-Loader", .offset = 0, .size = 2 * (64*(2*2048)) }, { .name = "U-Boot", .offset = MTDPART_OFS_APPEND, .size = 6 * (64*(2*2048)), }, { .name = "Environment", .offset = MTDPART_OFS_APPEND, .size = 2 * (64*(2*2048)), }, { .name = "Kernel", .offset = MTDPART_OFS_APPEND, .size = 12 * (64*(2*2048)), }, { .name = "File System", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static int igep2_onenand_setup(void __iomem *onenand_base, int freq) { /* nothing is required to be setup for onenand as of now */ return 0; } static struct omap_onenand_platform_data igep2_onenand_data = { .parts = igep2_onenand_partitions, .nr_parts = ARRAY_SIZE(igep2_onenand_partitions), .onenand_setup = igep2_onenand_setup, .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */ }; static struct platform_device igep2_onenand_device = { .name = "omap2-onenand", .id = -1, .dev = { .platform_data = &igep2_onenand_data, }, }; static void __init igep2_flash_init(void) { u8 cs = 0; u8 onenandcs = GPMC_CS_NUM + 1; while (cs < GPMC_CS_NUM) { u32 ret = 0; ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); /* Check if NAND/oneNAND is configured */ if ((ret & 0xC00) == 0x800) /* NAND found */ pr_err("IGEP v2: Unsupported NAND found\n"); else { ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7); if ((ret & 0x3F) == (ONENAND_MAP >> 24)) /* ONENAND found */ onenandcs = cs; } cs++; } if (onenandcs > GPMC_CS_NUM) { pr_err("IGEP v2: Unable to find configuration in GPMC\n"); return; } if (onenandcs < GPMC_CS_NUM) { igep2_onenand_data.cs = onenandcs; if (platform_device_register(&igep2_onenand_device) < 0) pr_err("IGEP v2: Unable to register OneNAND device\n"); } } #else static void __init igep2_flash_init(void) {} #endif #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) #include static struct smsc911x_platform_config igep2_smsc911x_config = { .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS , .phy_interface = PHY_INTERFACE_MODE_MII, }; static struct resource igep2_smsc911x_resources[] = { { .flags = IORESOURCE_MEM, }, { .start = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO), .end = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, }, }; static struct platform_device igep2_smsc911x_device = { .name = "smsc911x", .id = 0, .num_resources = ARRAY_SIZE(igep2_smsc911x_resources), .resource = igep2_smsc911x_resources, .dev = { .platform_data = &igep2_smsc911x_config, }, }; static inline void __init igep2_init_smsc911x(void) { unsigned long cs_mem_base; if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) { pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n"); gpmc_cs_free(IGEP2_SMSC911X_CS); return; } igep2_smsc911x_resources[0].start = cs_mem_base + 0x0; igep2_smsc911x_resources[0].end = cs_mem_base + 0xff; if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) && (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) { gpio_export(IGEP2_SMSC911X_GPIO, 0); } else { pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n"); return; } platform_device_register(&igep2_smsc911x_device); } #else static inline void __init igep2_init_smsc911x(void) { } #endif static struct omap_board_config_kernel igep2_config[] __initdata = { }; static struct regulator_consumer_supply igep2_vmmc1_supply = { .supply = "vmmc", }; /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ static struct regulator_init_data igep2_vmmc1 = { .constraints = { .min_uV = 1850000, .max_uV = 3150000, .valid_modes_mask = REGULATOR_MODE_NORMAL | REGULATOR_MODE_STANDBY, .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = 1, .consumer_supplies = &igep2_vmmc1_supply, }; static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE) { .mmc = 2, .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, #endif {} /* Terminator */ }; #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) #include static struct gpio_led igep2_gpio_leds[] = { [0] = { .name = "gpio-led:red:d0", .gpio = IGEP2_GPIO_LED0_RED, .default_trigger = "default-off" }, [1] = { .name = "gpio-led:green:d0", .gpio = IGEP2_GPIO_LED0_GREEN, .default_trigger = "default-off", }, [2] = { .name = "gpio-led:red:d1", .gpio = IGEP2_GPIO_LED1_RED, .default_trigger = "default-off", }, [3] = { .name = "gpio-led:green:d1", .default_trigger = "heartbeat", .gpio = -EINVAL, /* gets replaced */ }, }; static struct gpio_led_platform_data igep2_led_pdata = { .leds = igep2_gpio_leds, .num_leds = ARRAY_SIZE(igep2_gpio_leds), }; static struct platform_device igep2_led_device = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &igep2_led_pdata, }, }; static void __init igep2_leds_init(void) { platform_device_register(&igep2_led_device); } #else static inline void igep2_leds_init(void) { if ((gpio_request(IGEP2_GPIO_LED0_RED, "gpio-led:red:d0") == 0) && (gpio_direction_output(IGEP2_GPIO_LED0_RED, 1) == 0)) { gpio_export(IGEP2_GPIO_LED0_RED, 0); gpio_set_value(IGEP2_GPIO_LED0_RED, 0); } else pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n"); if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) && (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 1) == 0)) { gpio_export(IGEP2_GPIO_LED0_GREEN, 0); gpio_set_value(IGEP2_GPIO_LED0_GREEN, 0); } else pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n"); if ((gpio_request(IGEP2_GPIO_LED1_RED, "gpio-led:red:d1") == 0) && (gpio_direction_output(IGEP2_GPIO_LED1_RED, 1) == 0)) { gpio_export(IGEP2_GPIO_LED1_RED, 0); gpio_set_value(IGEP2_GPIO_LED1_RED, 0); } else pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n"); } #endif static int igep2_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { /* gpio + 0 is "mmc0_cd" (input/IRQ) */ mmc[0].gpio_cd = gpio + 0; omap2_hsmmc_init(mmc); /* * link regulators to MMC adapters ... we "know" the * regulators will be set up only *after* we return. */ igep2_vmmc1_supply.dev = mmc[0].dev; /* * REVISIT: need ehci-omap hooks for external VBUS * power switch and overcurrent detect */ if ((gpio_request(gpio + 1, "GPIO_EHCI_NOC") < 0) || (gpio_direction_input(gpio + 1) < 0)) pr_err("IGEP2: Could not obtain gpio for EHCI NOC"); /* * TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN * (out, active low) */ if ((gpio_request(gpio + TWL4030_GPIO_MAX, "GPIO_USBH_CPEN") < 0) || (gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0) < 0)) pr_err("IGEP2: Could not obtain gpio for USBH_CPEN"); /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ #if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE) if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0) && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) { gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0); gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0); } else pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_GREEN\n"); #else igep2_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1; #endif return 0; }; static struct twl4030_gpio_platform_data igep2_twl4030_gpio_pdata = { .gpio_base = OMAP_MAX_GPIO_LINES, .irq_base = TWL4030_GPIO_IRQ_BASE, .irq_end = TWL4030_GPIO_IRQ_END, .use_leds = true, .setup = igep2_twl_gpio_setup, }; static struct twl4030_usb_data igep2_usb_data = { .usb_mode = T2_USB_MODE_ULPI, }; static int igep2_enable_dvi(struct omap_dss_device *dssdev) { gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1); return 0; } static void igep2_disable_dvi(struct omap_dss_device *dssdev) { gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0); } static struct omap_dss_device igep2_dvi_device = { .type = OMAP_DISPLAY_TYPE_DPI, .name = "dvi", .driver_name = "generic_panel", .phy.dpi.data_lines = 24, .platform_enable = igep2_enable_dvi, .platform_disable = igep2_disable_dvi, }; static struct omap_dss_device *igep2_dss_devices[] = { &igep2_dvi_device }; static struct omap_dss_board_info igep2_dss_data = { .num_devices = ARRAY_SIZE(igep2_dss_devices), .devices = igep2_dss_devices, .default_device = &igep2_dvi_device, }; static struct platform_device igep2_dss_device = { .name = "omapdss", .id = -1, .dev = { .platform_data = &igep2_dss_data, }, }; static struct regulator_consumer_supply igep2_vpll2_supply = { .supply = "vdds_dsi", .dev = &igep2_dss_device.dev, }; static struct regulator_init_data igep2_vpll2 = { .constraints = { .name = "VDVI", .min_uV = 1800000, .max_uV = 1800000, .apply_uV = true, .valid_modes_mask = REGULATOR_MODE_NORMAL | REGULATOR_MODE_STANDBY, .valid_ops_mask = REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = 1, .consumer_supplies = &igep2_vpll2_supply, }; static void __init igep2_display_init(void) { if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") && gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1)) pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n"); } static struct platform_device *igep2_devices[] __initdata = { &igep2_dss_device, }; static void __init igep2_init_irq(void) { omap_board_config = igep2_config; omap_board_config_size = ARRAY_SIZE(igep2_config); omap2_init_common_hw(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params); omap_init_irq(); omap_gpio_init(); } static struct twl4030_codec_audio_data igep2_audio_data = { .audio_mclk = 26000000, }; static struct twl4030_codec_data igep2_codec_data = { .audio_mclk = 26000000, .audio = &igep2_audio_data, }; static struct twl4030_platform_data igep2_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, /* platform_data for children goes here */ .usb = &igep2_usb_data, .codec = &igep2_codec_data, .gpio = &igep2_twl4030_gpio_pdata, .vmmc1 = &igep2_vmmc1, .vpll2 = &igep2_vpll2, }; static struct i2c_board_info __initdata igep2_i2c1_boardinfo[] = { { I2C_BOARD_INFO("twl4030", 0x48), .flags = I2C_CLIENT_WAKE, .irq = INT_34XX_SYS_NIRQ, .platform_data = &igep2_twldata, }, }; static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = { { I2C_BOARD_INFO("eeprom", 0x50), }, }; static void __init igep2_i2c_init(void) { int ret; ret = omap_register_i2c_bus(1, 2600, igep2_i2c1_boardinfo, ARRAY_SIZE(igep2_i2c1_boardinfo)); if (ret) pr_warning("IGEP2: Could not register I2C1 bus (%d)\n", ret); /* * Bus 3 is attached to the DVI port where devices like the pico DLP * projector don't work reliably with 400kHz */ ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo, ARRAY_SIZE(igep2_i2c3_boardinfo)); if (ret) pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret); } static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_ULPI, .mode = MUSB_OTG, .power = 100, }; static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN, .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, .phy_reset = true, .reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET, .reset_gpio_port[1] = -EINVAL, .reset_gpio_port[2] = -EINVAL, }; #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, }; #else #define board_mux NULL #endif #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE) static void __init igep2_wlan_bt_init(void) { unsigned npd, wreset, btreset; /* GPIO's for WLAN-BT combo depends on hardware revision */ if (hwrev == IGEP2_BOARD_HWREV_B) { npd = IGEP2_RB_GPIO_WIFI_NPD; wreset = IGEP2_RB_GPIO_WIFI_NRESET; btreset = IGEP2_RB_GPIO_BT_NRESET; } else if (hwrev == IGEP2_BOARD_HWREV_C) { npd = IGEP2_RC_GPIO_WIFI_NPD; wreset = IGEP2_RC_GPIO_WIFI_NRESET; btreset = IGEP2_RC_GPIO_BT_NRESET; } else return; /* Set GPIO's for WLAN-BT combo module */ if ((gpio_request(npd, "GPIO_WIFI_NPD") == 0) && (gpio_direction_output(npd, 1) == 0)) { gpio_export(npd, 0); } else pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NPD\n"); if ((gpio_request(wreset, "GPIO_WIFI_NRESET") == 0) && (gpio_direction_output(wreset, 1) == 0)) { gpio_export(wreset, 0); gpio_set_value(wreset, 0); udelay(10); gpio_set_value(wreset, 1); } else pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NRESET\n"); if ((gpio_request(btreset, "GPIO_BT_NRESET") == 0) && (gpio_direction_output(btreset, 1) == 0)) { gpio_export(btreset, 0); } else pr_warning("IGEP2: Could not obtain gpio GPIO_BT_NRESET\n"); } #else static inline void __init igep2_wlan_bt_init(void) { } #endif static void __init igep2_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); /* Get IGEP2 hardware revision */ igep2_get_revision(); /* Register I2C busses and drivers */ igep2_i2c_init(); platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices)); omap_serial_init(); usb_musb_init(&musb_board_data); usb_ehci_init(&ehci_pdata); igep2_flash_init(); igep2_leds_init(); igep2_display_init(); igep2_init_smsc911x(); /* * WLAN-BT combo module from MuRata wich has a Marvell WLAN * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface. */ igep2_wlan_bt_init(); } MACHINE_START(IGEP0020, "IGEP v2 board") .phys_io = 0x48000000, .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap3_map_io, .reserve = omap_reserve, .init_irq = igep2_init_irq, .init_machine = igep2_init, .timer = &omap_timer, MACHINE_END