diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-ams-delta.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-ams-delta.c | 219 |
1 files changed, 82 insertions, 137 deletions
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index a2aa7a12b374..0daf6c5b5c1c 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -11,12 +11,13 @@ #include <linux/gpio/driver.h> #include <linux/gpio/machine.h> #include <linux/gpio/consumer.h> -#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/input.h> #include <linux/interrupt.h> #include <linux/leds.h> +#include <linux/mtd/nand-gpio.h> +#include <linux/mtd/partitions.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/regulator/fixed.h> @@ -26,8 +27,7 @@ #include <linux/omapfb.h> #include <linux/io.h> #include <linux/platform_data/gpio-omap.h> - -#include <media/soc_camera.h> +#include <linux/soc/ti/omap1-mux.h> #include <asm/serial.h> #include <asm/mach-types.h> @@ -35,12 +35,9 @@ #include <asm/mach/map.h> #include <linux/platform_data/keypad-omap.h> -#include <mach/mux.h> - -#include <mach/hardware.h> -#include "camera.h" -#include <mach/usb.h> +#include "hardware.h" +#include "usb.h" #include "ams-delta-fiq.h" #include "board-ams-delta.h" #include "iomap.h" @@ -294,9 +291,42 @@ struct modem_private_data { static struct modem_private_data modem_priv; +/* + * Define partitions for flash device + */ + +static struct mtd_partition partition_info[] = { + { .name = "Kernel", + .offset = 0, + .size = 3 * SZ_1M + SZ_512K }, + { .name = "u-boot", + .offset = 3 * SZ_1M + SZ_512K, + .size = SZ_256K }, + { .name = "u-boot params", + .offset = 3 * SZ_1M + SZ_512K + SZ_256K, + .size = SZ_256K }, + { .name = "Amstrad LDR", + .offset = 4 * SZ_1M, + .size = SZ_256K }, + { .name = "File system", + .offset = 4 * SZ_1M + 1 * SZ_256K, + .size = 27 * SZ_1M }, + { .name = "PBL reserved", + .offset = 32 * SZ_1M - 3 * SZ_256K, + .size = 3 * SZ_256K }, +}; + +static struct gpio_nand_platdata nand_platdata = { + .parts = partition_info, + .num_parts = ARRAY_SIZE(partition_info), +}; + static struct platform_device ams_delta_nand_device = { .name = "ams-delta-nand", .id = -1, + .dev = { + .platform_data = &nand_platdata, + }, }; #define OMAP_GPIO_LABEL "gpio-0-15" @@ -306,10 +336,14 @@ static struct gpiod_lookup_table ams_delta_nand_gpio_table = { .table = { GPIO_LOOKUP(OMAP_GPIO_LABEL, AMS_DELTA_GPIO_PIN_NAND_RB, "rdy", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NCE, "nce", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NRE, "nre", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWP, "nwp", 0), - GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWE, "nwe", 0), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NCE, "nce", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NRE, "nre", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWP, "nwp", + GPIO_ACTIVE_LOW), + GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_NWE, "nwe", + GPIO_ACTIVE_LOW), GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_ALE, "ale", 0), GPIO_LOOKUP(LATCH2_LABEL, LATCH2_PIN_NAND_CLE, "cle", 0), GPIO_LOOKUP_IDX(OMAP_MPUIO_LABEL, 0, "data", 0, 0), @@ -371,9 +405,6 @@ static struct gpio_led gpio_leds[] __initdata = { [LATCH1_PIN_LED_CAMERA] = { .name = "camera", .default_state = LEDS_GPIO_DEFSTATE_OFF, -#ifdef CONFIG_LEDS_TRIGGERS - .default_trigger = "ams_delta_camera", -#endif }, [LATCH1_PIN_LED_ADVERT] = { .name = "advert", @@ -420,51 +451,6 @@ static struct gpiod_lookup_table leds_gpio_table = { }, }; -static struct i2c_board_info ams_delta_camera_board_info[] = { - { - I2C_BOARD_INFO("ov6650", 0x60), - }, -}; - -#ifdef CONFIG_LEDS_TRIGGERS -DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger); - -static int ams_delta_camera_power(struct device *dev, int power) -{ - /* - * turn on camera LED - */ - if (power) - led_trigger_event(ams_delta_camera_led_trigger, LED_FULL); - else - led_trigger_event(ams_delta_camera_led_trigger, LED_OFF); - return 0; -} -#else -#define ams_delta_camera_power NULL -#endif - -static struct soc_camera_link ams_delta_iclink = { - .bus_id = 0, /* OMAP1 SoC camera bus */ - .i2c_adapter_id = 1, - .board_info = &ams_delta_camera_board_info[0], - .module_name = "ov6650", - .power = ams_delta_camera_power, -}; - -static struct platform_device ams_delta_camera_device = { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &ams_delta_iclink, - }, -}; - -static struct omap1_cam_platform_data ams_delta_camera_platform_data = { - .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */ - .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */ -}; - static struct platform_device ams_delta_audio_device = { .name = "ams-delta-audio", .id = -1, @@ -559,12 +545,12 @@ static struct platform_device *ams_delta_devices[] __initdata = { &latch1_gpio_device, &latch2_gpio_device, &ams_delta_kp_device, - &ams_delta_camera_device, &ams_delta_audio_device, &ams_delta_serio_device, &ams_delta_nand_device, &ams_delta_lcd_device, &cx20442_codec_device, + &modem_nreset_device, }; static struct gpiod_lookup_table *ams_delta_gpio_tables[] __initdata = { @@ -575,22 +561,6 @@ static struct gpiod_lookup_table *ams_delta_gpio_tables[] __initdata = { &ams_delta_nand_gpio_table, }; -/* - * Some drivers may not use GPIO lookup tables but need to be provided - * with GPIO numbers. The same applies to GPIO based IRQ lines - some - * drivers may even not use GPIO layer but expect just IRQ numbers. - * We could either define GPIO lookup tables then use them on behalf - * of those devices, or we can use GPIO driver level methods for - * identification of GPIO and IRQ numbers. For the purpose of the latter, - * defina a helper function which identifies GPIO chips by their labels. - */ -static int gpiochip_match_by_label(struct gpio_chip *chip, void *data) -{ - char *label = data; - - return !strcmp(label, chip->label); -} - static struct gpiod_hog ams_delta_gpio_hogs[] = { GPIO_HOG(LATCH2_LABEL, LATCH2_PIN_KEYBRD_DATAOUT, "keybrd_dataout", GPIO_ACTIVE_HIGH, GPIOD_OUT_LOW), @@ -630,14 +600,28 @@ static void __init modem_assign_irq(struct gpio_chip *chip) */ static void __init omap_gpio_deps_init(void) { + struct gpio_device *gdev; struct gpio_chip *chip; - chip = gpiochip_find(OMAP_GPIO_LABEL, gpiochip_match_by_label); - if (!chip) { - pr_err("%s: OMAP GPIO chip not found\n", __func__); + /* + * Some drivers may not use GPIO lookup tables but need to be provided + * with GPIO numbers. The same applies to GPIO based IRQ lines - some + * drivers may even not use GPIO layer but expect just IRQ numbers. + * We could either define GPIO lookup tables then use them on behalf + * of those devices, or we can use GPIO driver level methods for + * identification of GPIO and IRQ numbers. + * + * This reference will be leaked but that's alright as this device + * never goes down. + */ + gdev = gpio_device_find_by_label(OMAP_GPIO_LABEL); + if (!gdev) { + pr_err("%s: OMAP GPIO device not found\n", __func__); return; } + chip = gpio_device_get_chip(gdev); + /* * Start with FIQ initialization as it may have to request * and release successfully each OMAP GPIO pin in turn. @@ -678,7 +662,7 @@ static void __init ams_delta_latch2_init(void) { u16 latch2 = 1 << LATCH2_PIN_MODEM_NRESET | 1 << LATCH2_PIN_MODEM_CODEC; - __raw_writew(latch2, LATCH2_VIRT); + __raw_writew(latch2, IOMEM(LATCH2_VIRT)); } static void __init ams_delta_init(void) @@ -711,11 +695,6 @@ static void __init ams_delta_init(void) omap_register_i2c_bus(1, 100, NULL, 0); omap1_usb_init(&ams_delta_usb_config); - omap1_set_camera_info(&ams_delta_camera_platform_data); -#ifdef CONFIG_LEDS_TRIGGERS - led_trigger_register_simple("ams_delta_camera", - &ams_delta_camera_led_trigger); -#endif platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); /* @@ -802,26 +781,28 @@ static struct plat_serial8250_port ams_delta_modem_ports[] = { { }, }; +static int ams_delta_modem_pm_activate(struct device *dev) +{ + modem_priv.regulator = regulator_get(dev, "RESET#"); + if (IS_ERR(modem_priv.regulator)) + return -EPROBE_DEFER; + + return 0; +} + +static struct dev_pm_domain ams_delta_modem_pm_domain = { + .activate = ams_delta_modem_pm_activate, +}; + static struct platform_device ams_delta_modem_device = { .name = "serial8250", .id = PLAT8250_DEV_PLATFORM1, .dev = { .platform_data = ams_delta_modem_ports, + .pm_domain = &ams_delta_modem_pm_domain, }, }; -static int __init modem_nreset_init(void) -{ - int err; - - err = platform_device_register(&modem_nreset_device); - if (err) - pr_err("Couldn't register the modem regulator device\n"); - - return err; -} - - /* * This function expects MODEM IRQ number already assigned to the port. * The MODEM device requires its RESET# pin kept high during probe. @@ -841,8 +822,6 @@ static int __init modem_nreset_init(void) */ static int __init ams_delta_modem_init(void) { - int err; - if (!machine_is_ams_delta()) return -ENODEV; @@ -851,46 +830,13 @@ static int __init ams_delta_modem_init(void) /* Initialize the modem_nreset regulator consumer before use */ modem_priv.regulator = ERR_PTR(-ENODEV); - err = platform_device_register(&ams_delta_modem_device); - - return err; + return platform_device_register(&ams_delta_modem_device); } arch_initcall_sync(ams_delta_modem_init); -static int __init late_init(void) -{ - int err; - - err = modem_nreset_init(); - if (err) - return err; - - /* - * Once the modem device is registered, the modem_nreset - * regulator can be requested on behalf of that device. - */ - modem_priv.regulator = regulator_get(&ams_delta_modem_device.dev, - "RESET#"); - if (IS_ERR(modem_priv.regulator)) { - err = PTR_ERR(modem_priv.regulator); - goto unregister; - } - return 0; - -unregister: - platform_device_unregister(&ams_delta_modem_device); - return err; -} - -static void __init ams_delta_init_late(void) -{ - omap1_init_late(); - late_init(); -} - static void __init ams_delta_map_io(void) { - omap15xx_map_io(); + omap1_map_io(); iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc)); } @@ -900,9 +846,8 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .map_io = ams_delta_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, - .handle_irq = omap1_handle_irq, .init_machine = ams_delta_init, - .init_late = ams_delta_init_late, + .init_late = omap1_init_late, .init_time = omap1_timer_init, .restart = omap1_restart, MACHINE_END |