diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3beagle.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3beagle.c | 595 |
1 files changed, 0 insertions, 595 deletions
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c deleted file mode 100644 index 81de1c68b..000000000 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ /dev/null @@ -1,595 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-omap3beagle.c - * - * Copyright (C) 2008 Texas Instruments - * - * Modified from mach-omap2/board-3430sdp.c - * - * Initial code: Syed Mohammed Khasim - * - * 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/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/pwm.h> -#include <linux/leds_pwm.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> -#include <linux/pm_opp.h> -#include <linux/cpu.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/nand.h> -#include <linux/mmc/host.h> -#include <linux/usb/phy.h> - -#include <linux/regulator/machine.h> -#include <linux/i2c/twl.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> -#include <linux/platform_data/mtd-nand-omap2.h> - -#include "common.h" -#include "omap_device.h" -#include "gpmc.h" -#include "soc.h" -#include "mux.h" -#include "hsmmc.h" -#include "pm.h" -#include "board-flash.h" -#include "common-board-devices.h" - -#define NAND_CS 0 - -static struct pwm_lookup pwm_lookup[] = { - /* LEDB -> PMU_STAT */ - PWM_LOOKUP("twl-pwmled", 1, "leds_pwm", "beagleboard::pmu_stat", - 7812500, PWM_POLARITY_NORMAL), -}; - -static struct led_pwm pwm_leds[] = { - { - .name = "beagleboard::pmu_stat", - .max_brightness = 127, - .pwm_period_ns = 7812500, - }, -}; - -static struct led_pwm_platform_data pwm_data = { - .num_leds = ARRAY_SIZE(pwm_leds), - .leds = pwm_leds, -}; - -static struct platform_device leds_pwm = { - .name = "leds_pwm", - .id = -1, - .dev = { - .platform_data = &pwm_data, - }, -}; - -/* - * OMAP3 Beagle revision - * Run time detection of Beagle revision is done by reading GPIO. - * GPIO ID - - * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1 - * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0 - * C4 = GPIO173, GPIO172, GPIO171: 1 0 1 - * XMA/XMB = GPIO173, GPIO172, GPIO171: 0 0 0 - * XMC = GPIO173, GPIO172, GPIO171: 0 1 0 - */ -enum { - OMAP3BEAGLE_BOARD_UNKN = 0, - OMAP3BEAGLE_BOARD_AXBX, - OMAP3BEAGLE_BOARD_C1_3, - OMAP3BEAGLE_BOARD_C4, - OMAP3BEAGLE_BOARD_XM, - OMAP3BEAGLE_BOARD_XMC, -}; - -static u8 omap3_beagle_version; - -/* - * Board-specific configuration - * Defaults to BeagleBoard-xMC - */ -static struct { - int mmc1_gpio_wp; - bool usb_pwr_level; /* 0 - Active Low, 1 - Active High */ - int dvi_pd_gpio; - int usr_button_gpio; - int mmc_caps; -} beagle_config = { - .mmc1_gpio_wp = -EINVAL, - .usb_pwr_level = 0, - .dvi_pd_gpio = -EINVAL, - .usr_button_gpio = 4, - .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, -}; - -static struct gpio omap3_beagle_rev_gpios[] __initdata = { - { 171, GPIOF_IN, "rev_id_0" }, - { 172, GPIOF_IN, "rev_id_1" }, - { 173, GPIOF_IN, "rev_id_2" }, -}; - -static void __init omap3_beagle_init_rev(void) -{ - int ret; - u16 beagle_rev = 0; - - omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP); - omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP); - omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP); - - ret = gpio_request_array(omap3_beagle_rev_gpios, - ARRAY_SIZE(omap3_beagle_rev_gpios)); - if (ret < 0) { - printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; - return; - } - - beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) - | (gpio_get_value(173) << 2); - - gpio_free_array(omap3_beagle_rev_gpios, - ARRAY_SIZE(omap3_beagle_rev_gpios)); - - switch (beagle_rev) { - case 7: - printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX; - beagle_config.mmc1_gpio_wp = 29; - beagle_config.dvi_pd_gpio = 170; - beagle_config.usr_button_gpio = 7; - break; - case 6: - printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3; - beagle_config.mmc1_gpio_wp = 23; - beagle_config.dvi_pd_gpio = 170; - beagle_config.usr_button_gpio = 7; - break; - case 5: - printk(KERN_INFO "OMAP3 Beagle Rev: C4\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_C4; - beagle_config.mmc1_gpio_wp = 23; - beagle_config.dvi_pd_gpio = 170; - beagle_config.usr_button_gpio = 7; - break; - case 0: - printk(KERN_INFO "OMAP3 Beagle Rev: xM Ax/Bx\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; - beagle_config.usb_pwr_level = 1; - beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; - break; - case 2: - printk(KERN_INFO "OMAP3 Beagle Rev: xM C\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC; - beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; - break; - default: - printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); - omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; - } -} - -static struct mtd_partition omap3beagle_nand_partitions[] = { - /* All the partition sizes are listed in terms of NAND block size */ - { - .name = "X-Loader", - .offset = 0, - .size = 4 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ - .size = 15 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot Env", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ - .size = 1 * NAND_BLOCK_SIZE, - }, - { - .name = "Kernel", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ - .size = 32 * NAND_BLOCK_SIZE, - }, - { - .name = "File System", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ - .size = MTDPART_SIZ_FULL, - }, -}; - -/* DSS */ - -static struct connector_dvi_platform_data beagle_dvi_connector_pdata = { - .name = "dvi", - .source = "tfp410.0", - .i2c_bus_num = 3, -}; - -static struct platform_device beagle_dvi_connector_device = { - .name = "connector-dvi", - .id = 0, - .dev.platform_data = &beagle_dvi_connector_pdata, -}; - -static struct encoder_tfp410_platform_data beagle_tfp410_pdata = { - .name = "tfp410.0", - .source = "dpi.0", - .data_lines = 24, - .power_down_gpio = -1, -}; - -static struct platform_device beagle_tfp410_device = { - .name = "tfp410", - .id = 0, - .dev.platform_data = &beagle_tfp410_pdata, -}; - -static struct connector_atv_platform_data beagle_tv_pdata = { - .name = "tv", - .source = "venc.0", - .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, - .invert_polarity = false, -}; - -static struct platform_device beagle_tv_connector_device = { - .name = "connector-analog-tv", - .id = 0, - .dev.platform_data = &beagle_tv_pdata, -}; - -static struct omap_dss_board_info beagle_dss_data = { - .default_display_name = "dvi", -}; - -#include "sdram-micron-mt46h32m32lf-6.h" - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA, - .gpio_wp = -EINVAL, - .deferred = true, - }, - {} /* Terminator */ -}; - -static struct regulator_consumer_supply beagle_vmmc1_supply[] = { - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), -}; - -static struct regulator_consumer_supply beagle_vsim_supply[] = { - REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), -}; - -static struct gpio_led gpio_leds[]; - -static struct usbhs_phy_data phy_data[] = { - { - .port = 2, - .reset_gpio = 147, - .vcc_gpio = -1, /* updated in beagle_twl_gpio_setup */ - .vcc_polarity = 1, /* updated in beagle_twl_gpio_setup */ - }, -}; - -static int beagle_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - int r; - - mmc[0].gpio_wp = beagle_config.mmc1_gpio_wp; - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap_hsmmc_late_init(mmc); - - /* - * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active - * high / others active low) - * DVI reset GPIO is different between beagle revisions - */ - /* Valid for all -xM revisions */ - if (cpu_is_omap3630()) { - /* - * gpio + 1 on Xm controls the TFP410's enable line (active low) - * gpio + 2 control varies depending on the board rev as below: - * P7/P8 revisions(prototype): Camera EN - * A2+ revisions (production): LDO (DVI, serial, led blocks) - */ - r = gpio_request_one(gpio + 1, GPIOF_OUT_INIT_LOW, - "nDVI_PWR_EN"); - if (r) - pr_err("%s: unable to configure nDVI_PWR_EN\n", - __func__); - - beagle_config.dvi_pd_gpio = gpio + 2; - - } else { - /* - * REVISIT: need ehci-omap hooks for external VBUS - * power switch and overcurrent detect - */ - if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC")) - pr_err("%s: unable to configure EHCI_nOC\n", __func__); - } - beagle_tfp410_pdata.power_down_gpio = beagle_config.dvi_pd_gpio; - - platform_device_register(&beagle_tfp410_device); - platform_device_register(&beagle_dvi_connector_device); - platform_device_register(&beagle_tv_connector_device); - - /* TWL4030_GPIO_MAX i.e. LED_GPO controls HS USB Port 2 power */ - phy_data[0].vcc_gpio = gpio + TWL4030_GPIO_MAX; - phy_data[0].vcc_polarity = beagle_config.usb_pwr_level; - - usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data)); - return 0; -} - -static struct twl4030_gpio_platform_data beagle_gpio_data = { - .use_leds = true, - .pullups = BIT(1), - .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) - | BIT(15) | BIT(16) | BIT(17), - .setup = beagle_twl_gpio_setup, -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data beagle_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 = ARRAY_SIZE(beagle_vmmc1_supply), - .consumer_supplies = beagle_vmmc1_supply, -}; - -/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ -static struct regulator_init_data beagle_vsim = { - .constraints = { - .min_uV = 1800000, - .max_uV = 3000000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(beagle_vsim_supply), - .consumer_supplies = beagle_vsim_supply, -}; - -static struct twl4030_platform_data beagle_twldata = { - /* platform_data for children goes here */ - .gpio = &beagle_gpio_data, - .vmmc1 = &beagle_vmmc1, - .vsim = &beagle_vsim, -}; - -static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { - { - I2C_BOARD_INFO("eeprom", 0x50), - }, -}; - -static int __init omap3_beagle_i2c_init(void) -{ - omap3_pmic_get_config(&beagle_twldata, - TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC | - TWL_COMMON_PDATA_AUDIO, - TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); - - beagle_twldata.vpll2->constraints.name = "VDVI"; - - omap3_pmic_init("twl4030", &beagle_twldata); - /* Bus 3 is attached to the DVI port where devices like the pico DLP - * projector don't work reliably with 400kHz */ - omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom)); - return 0; -} - -static struct gpio_led gpio_leds[] = { - { - .name = "beagleboard::usr0", - .default_trigger = "heartbeat", - .gpio = 150, - }, - { - .name = "beagleboard::usr1", - .default_trigger = "mmc0", - .gpio = 149, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static struct gpio_keys_button gpio_buttons[] = { - { - .code = BTN_EXTRA, - /* Dynamically assigned depending on board */ - .gpio = -EINVAL, - .desc = "user", - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data gpio_key_info = { - .buttons = gpio_buttons, - .nbuttons = ARRAY_SIZE(gpio_buttons), -}; - -static struct platform_device keys_gpio = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_key_info, - }, -}; - -static struct platform_device madc_hwmon = { - .name = "twl4030_madc_hwmon", - .id = -1, -}; - -static struct platform_device *omap3_beagle_devices[] __initdata = { - &leds_gpio, - &keys_gpio, - &madc_hwmon, - &leds_pwm, -}; - -static struct usbhs_omap_platform_data usbhs_bdata __initdata = { - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static int __init beagle_opp_init(void) -{ - int r = 0; - - if (!machine_is_omap3_beagle()) - return 0; - - /* Initialize the omap3 opp table if not already created. */ - r = omap3_opp_init(); - if (r < 0 && (r != -EEXIST)) { - pr_err("%s: opp default init failed\n", __func__); - return r; - } - - /* Custom OPP enabled for all xM versions */ - if (cpu_is_omap3630()) { - struct device *mpu_dev, *iva_dev; - - mpu_dev = get_cpu_device(0); - iva_dev = omap_device_get_by_hwmod_name("iva"); - - if (!mpu_dev || IS_ERR(iva_dev)) { - pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", - __func__, mpu_dev, iva_dev); - return -ENODEV; - } - /* Enable MPU 1GHz and lower opps */ - r = dev_pm_opp_enable(mpu_dev, 800000000); - /* TODO: MPU 1GHz needs SR and ABB */ - - /* Enable IVA 800MHz and lower opps */ - r |= dev_pm_opp_enable(iva_dev, 660000000); - /* TODO: DSP 800MHz needs SR and ABB */ - if (r) { - pr_err("%s: failed to enable higher opp %d\n", - __func__, r); - /* - * Cleanup - disable the higher freqs - we dont care - * about the results - */ - dev_pm_opp_disable(mpu_dev, 800000000); - dev_pm_opp_disable(iva_dev, 660000000); - } - } - return 0; -} -omap_device_initcall(beagle_opp_init); - -static void __init omap3_beagle_init(void) -{ - omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - omap3_beagle_init_rev(); - - if (gpio_is_valid(beagle_config.mmc1_gpio_wp)) - omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT); - mmc[0].caps = beagle_config.mmc_caps; - omap_hsmmc_init(mmc); - - omap3_beagle_i2c_init(); - - gpio_buttons[0].gpio = beagle_config.usr_button_gpio; - - platform_add_devices(omap3_beagle_devices, - ARRAY_SIZE(omap3_beagle_devices)); - if (gpio_is_valid(beagle_config.dvi_pd_gpio)) - omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT); - omap_display_init(&beagle_dss_data); - - omap_serial_init(); - omap_sdrc_init(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); - - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); - usb_musb_init(NULL); - - usbhs_init(&usbhs_bdata); - - board_nand_init(omap3beagle_nand_partitions, - ARRAY_SIZE(omap3beagle_nand_partitions), NAND_CS, - NAND_BUSWIDTH_16, NULL); - omap_twl4030_audio_init("omap3beagle", NULL); - - /* Ensure msecure is mux'd to be able to set the RTC. */ - omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH); - - /* Ensure SDRC pins are mux'd for self-refresh */ - omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); - omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); - - pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup)); -} - -MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") - /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */ - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = omap3_init_early, - .init_irq = omap3_init_irq, - .init_machine = omap3_beagle_init, - .init_late = omap3_init_late, - .init_time = omap3_secure_sync32k_timer_init, - .restart = omap3xxx_restart, -MACHINE_END |