diff options
Diffstat (limited to 'arch/arm/mach-pxa/palmz72.c')
| -rw-r--r-- | arch/arm/mach-pxa/palmz72.c | 524 |
1 files changed, 193 insertions, 331 deletions
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c index b88eb4dd2c8..1a35ddf218d 100644 --- a/arch/arm/mach-pxa/palmz72.c +++ b/arch/arm/mach-pxa/palmz72.c @@ -19,7 +19,7 @@ */ #include <linux/platform_device.h> -#include <linux/sysdev.h> +#include <linux/syscore_ops.h> #include <linux/delay.h> #include <linux/irq.h> #include <linux/gpio_keys.h> @@ -27,21 +27,31 @@ #include <linux/pda_power.h> #include <linux/pwm_backlight.h> #include <linux/gpio.h> +#include <linux/wm97xx.h> #include <linux/power_supply.h> +#include <linux/usb/gpio_vbus.h> +#include <linux/i2c-gpio.h> #include <asm/mach-types.h> +#include <asm/suspend.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/pxa27x.h> #include <mach/audio.h> #include <mach/palmz72.h> -#include <mach/mmc.h> -#include <mach/pxafb.h> -#include <mach/irda.h> -#include <mach/pxa27x_keypad.h> +#include <linux/platform_data/mmc-pxamci.h> +#include <linux/platform_data/video-pxafb.h> +#include <linux/platform_data/irda-pxaficp.h> +#include <linux/platform_data/keypad-pxa27x.h> #include <mach/udc.h> +#include <linux/platform_data/asoc-palm27x.h> +#include <mach/palm27x.h> + #include <mach/pm.h> +#include <linux/platform_data/camera-pxa.h> + +#include <media/soc_camera.h> #include "generic.h" #include "devices.h" @@ -66,6 +76,8 @@ static unsigned long palmz72_pin_config[] __initdata = { GPIO29_AC97_SDATA_IN_0, GPIO30_AC97_SDATA_OUT, GPIO31_AC97_SYNC, + GPIO89_AC97_SYSCLK, + GPIO113_AC97_nRESET, /* IrDA */ GPIO49_GPIO, /* ir disable */ @@ -77,8 +89,7 @@ static unsigned long palmz72_pin_config[] __initdata = { /* USB */ GPIO15_GPIO, /* usb detect */ - GPIO12_GPIO, /* usb pullup */ - GPIO95_GPIO, /* usb power */ + GPIO95_GPIO, /* usb pullup */ /* Matrix keypad */ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, @@ -90,31 +101,35 @@ static unsigned long palmz72_pin_config[] __initdata = { GPIO105_KP_MKOUT_2, /* LCD */ - GPIO58_LCD_LDD_0, - GPIO59_LCD_LDD_1, - GPIO60_LCD_LDD_2, - GPIO61_LCD_LDD_3, - GPIO62_LCD_LDD_4, - GPIO63_LCD_LDD_5, - GPIO64_LCD_LDD_6, - GPIO65_LCD_LDD_7, - GPIO66_LCD_LDD_8, - GPIO67_LCD_LDD_9, - GPIO68_LCD_LDD_10, - GPIO69_LCD_LDD_11, - GPIO70_LCD_LDD_12, - GPIO71_LCD_LDD_13, - GPIO72_LCD_LDD_14, - GPIO73_LCD_LDD_15, - GPIO74_LCD_FCLK, - GPIO75_LCD_LCLK, - GPIO76_LCD_PCLK, - GPIO77_LCD_BIAS, + GPIOxx_LCD_TFT_16BPP, + GPIO20_GPIO, /* bl power */ GPIO21_GPIO, /* LCD border switch */ GPIO22_GPIO, /* LCD border color */ GPIO96_GPIO, /* lcd power */ + /* PXA Camera */ + GPIO81_CIF_DD_0, + GPIO48_CIF_DD_5, + GPIO50_CIF_DD_3, + GPIO51_CIF_DD_2, + GPIO52_CIF_DD_4, + GPIO53_CIF_MCLK, + GPIO54_CIF_PCLK, + GPIO55_CIF_DD_1, + GPIO84_CIF_FV, + GPIO85_CIF_LV, + GPIO93_CIF_DD_6, + GPIO108_CIF_DD_7, + + GPIO56_GPIO, /* OV9640 Powerdown */ + GPIO57_GPIO, /* OV9640 Reset */ + GPIO91_GPIO, /* OV9640 Power */ + + /* I2C */ + GPIO117_GPIO, /* I2C_SCL */ + GPIO118_GPIO, /* I2C_SDA */ + /* Misc. */ GPIO0_GPIO | WAKEUP_ON_LEVEL_HIGH, /* power detect */ GPIO88_GPIO, /* green led */ @@ -122,96 +137,10 @@ static unsigned long palmz72_pin_config[] __initdata = { }; /****************************************************************************** - * SD/MMC card controller - ******************************************************************************/ -static int palmz72_mci_init(struct device *dev, - irq_handler_t palmz72_detect_int, void *data) -{ - int err = 0; - - /* Setup an interrupt for detecting card insert/remove events */ - err = gpio_request(GPIO_NR_PALMZ72_SD_DETECT_N, "SD IRQ"); - if (err) - goto err; - err = gpio_direction_input(GPIO_NR_PALMZ72_SD_DETECT_N); - if (err) - goto err2; - err = request_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N), - palmz72_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM | - IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, - "SD/MMC card detect", data); - if (err) { - printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n", - __func__); - goto err2; - } - - /* SD_POWER is not actually power, but it is more like chip - * select, i.e. it is inverted */ - - err = gpio_request(GPIO_NR_PALMZ72_SD_POWER_N, "SD_POWER"); - if (err) - goto err3; - err = gpio_direction_output(GPIO_NR_PALMZ72_SD_POWER_N, 0); - if (err) - goto err4; - err = gpio_request(GPIO_NR_PALMZ72_SD_RO, "SD_RO"); - if (err) - goto err4; - err = gpio_direction_input(GPIO_NR_PALMZ72_SD_RO); - if (err) - goto err5; - - printk(KERN_DEBUG "%s: irq registered\n", __func__); - - return 0; - -err5: - gpio_free(GPIO_NR_PALMZ72_SD_RO); -err4: - gpio_free(GPIO_NR_PALMZ72_SD_POWER_N); -err3: - free_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N), data); -err2: - gpio_free(GPIO_NR_PALMZ72_SD_DETECT_N); -err: - return err; -} - -static void palmz72_mci_exit(struct device *dev, void *data) -{ - gpio_free(GPIO_NR_PALMZ72_SD_POWER_N); - free_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N), data); - gpio_free(GPIO_NR_PALMZ72_SD_DETECT_N); - gpio_free(GPIO_NR_PALMZ72_SD_RO); -} - -static void palmz72_mci_power(struct device *dev, unsigned int vdd) -{ - struct pxamci_platform_data *p_d = dev->platform_data; - if (p_d->ocr_mask & (1 << vdd)) - gpio_set_value(GPIO_NR_PALMZ72_SD_POWER_N, 0); - else - gpio_set_value(GPIO_NR_PALMZ72_SD_POWER_N, 1); -} - -static int palmz72_mci_ro(struct device *dev) -{ - return gpio_get_value(GPIO_NR_PALMZ72_SD_RO); -} - -static struct pxamci_platform_data palmz72_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .setpower = palmz72_mci_power, - .get_ro = palmz72_mci_ro, - .init = palmz72_mci_init, - .exit = palmz72_mci_exit, -}; - -/****************************************************************************** * GPIO keyboard ******************************************************************************/ -static unsigned int palmz72_matrix_keys[] = { +#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) +static const unsigned int palmz72_matrix_keys[] = { KEY(0, 0, KEY_POWER), KEY(0, 1, KEY_F1), KEY(0, 2, KEY_ENTER), @@ -227,112 +156,31 @@ static unsigned int palmz72_matrix_keys[] = { KEY(3, 2, KEY_LEFT), }; +static struct matrix_keymap_data almz72_matrix_keymap_data = { + .keymap = palmz72_matrix_keys, + .keymap_size = ARRAY_SIZE(palmz72_matrix_keys), +}; + static struct pxa27x_keypad_platform_data palmz72_keypad_platform_data = { .matrix_key_rows = 4, .matrix_key_cols = 3, - .matrix_key_map = palmz72_matrix_keys, - .matrix_key_map_size = ARRAY_SIZE(palmz72_matrix_keys), + .matrix_keymap_data = &almz72_matrix_keymap_data, .debounce_interval = 30, }; -/****************************************************************************** - * Backlight - ******************************************************************************/ -static int palmz72_backlight_init(struct device *dev) -{ - int ret; - - ret = gpio_request(GPIO_NR_PALMZ72_BL_POWER, "BL POWER"); - if (ret) - goto err; - ret = gpio_direction_output(GPIO_NR_PALMZ72_BL_POWER, 0); - if (ret) - goto err2; - ret = gpio_request(GPIO_NR_PALMZ72_LCD_POWER, "LCD POWER"); - if (ret) - goto err2; - ret = gpio_direction_output(GPIO_NR_PALMZ72_LCD_POWER, 0); - if (ret) - goto err3; - - return 0; -err3: - gpio_free(GPIO_NR_PALMZ72_LCD_POWER); -err2: - gpio_free(GPIO_NR_PALMZ72_BL_POWER); -err: - return ret; -} - -static int palmz72_backlight_notify(int brightness) -{ - gpio_set_value(GPIO_NR_PALMZ72_BL_POWER, brightness); - gpio_set_value(GPIO_NR_PALMZ72_LCD_POWER, brightness); - return brightness; -} - -static void palmz72_backlight_exit(struct device *dev) -{ - gpio_free(GPIO_NR_PALMZ72_BL_POWER); - gpio_free(GPIO_NR_PALMZ72_LCD_POWER); -} - -static struct platform_pwm_backlight_data palmz72_backlight_data = { - .pwm_id = 0, - .max_brightness = PALMZ72_MAX_INTENSITY, - .dft_brightness = PALMZ72_MAX_INTENSITY, - .pwm_period_ns = PALMZ72_PERIOD_NS, - .init = palmz72_backlight_init, - .notify = palmz72_backlight_notify, - .exit = palmz72_backlight_exit, -}; - -static struct platform_device palmz72_backlight = { - .name = "pwm-backlight", - .dev = { - .parent = &pxa27x_device_pwm0.dev, - .platform_data = &palmz72_backlight_data, - }, -}; - -/****************************************************************************** - * IrDA - ******************************************************************************/ -static int palmz72_irda_startup(struct device *dev) +static void __init palmz72_kpc_init(void) { - int err; - err = gpio_request(GPIO_NR_PALMZ72_IR_DISABLE, "IR DISABLE"); - if (err) - goto err; - err = gpio_direction_output(GPIO_NR_PALMZ72_IR_DISABLE, 1); - if (err) - gpio_free(GPIO_NR_PALMZ72_IR_DISABLE); -err: - return err; -} - -static void palmz72_irda_shutdown(struct device *dev) -{ - gpio_free(GPIO_NR_PALMZ72_IR_DISABLE); -} - -static void palmz72_irda_transceiver_mode(struct device *dev, int mode) -{ - gpio_set_value(GPIO_NR_PALMZ72_IR_DISABLE, mode & IR_OFF); - pxa2xx_transceiver_mode(dev, mode); + pxa_set_keypad_info(&palmz72_keypad_platform_data); } - -static struct pxaficp_platform_data palmz72_ficp_platform_data = { - .startup = palmz72_irda_startup, - .shutdown = palmz72_irda_shutdown, - .transceiver_cap = IR_SIRMODE | IR_OFF, - .transceiver_mode = palmz72_irda_transceiver_mode, -}; +#else +static inline void palmz72_kpc_init(void) {} +#endif /****************************************************************************** * LEDs ******************************************************************************/ +#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) static struct gpio_led gpio_leds[] = { { .name = "palmz72:green:led", @@ -354,98 +202,13 @@ static struct platform_device palmz72_leds = { } }; -/****************************************************************************** - * Power supply - ******************************************************************************/ -static int power_supply_init(struct device *dev) +static void __init palmz72_leds_init(void) { - int ret; - - ret = gpio_request(GPIO_NR_PALMZ72_POWER_DETECT, "CABLE_STATE_AC"); - if (ret) - goto err1; - ret = gpio_direction_input(GPIO_NR_PALMZ72_POWER_DETECT); - if (ret) - goto err2; - - ret = gpio_request(GPIO_NR_PALMZ72_USB_DETECT_N, "CABLE_STATE_USB"); - if (ret) - goto err2; - ret = gpio_direction_input(GPIO_NR_PALMZ72_USB_DETECT_N); - if (ret) - goto err3; - - return 0; -err3: - gpio_free(GPIO_NR_PALMZ72_USB_DETECT_N); -err2: - gpio_free(GPIO_NR_PALMZ72_POWER_DETECT); -err1: - return ret; + platform_device_register(&palmz72_leds); } - -static int palmz72_is_ac_online(void) -{ - return gpio_get_value(GPIO_NR_PALMZ72_POWER_DETECT); -} - -static int palmz72_is_usb_online(void) -{ - return !gpio_get_value(GPIO_NR_PALMZ72_USB_DETECT_N); -} - -static void power_supply_exit(struct device *dev) -{ - gpio_free(GPIO_NR_PALMZ72_USB_DETECT_N); - gpio_free(GPIO_NR_PALMZ72_POWER_DETECT); -} - -static char *palmz72_supplicants[] = { - "main-battery", -}; - -static struct pda_power_pdata power_supply_info = { - .init = power_supply_init, - .is_ac_online = palmz72_is_ac_online, - .is_usb_online = palmz72_is_usb_online, - .exit = power_supply_exit, - .supplied_to = palmz72_supplicants, - .num_supplicants = ARRAY_SIZE(palmz72_supplicants), -}; - -static struct platform_device power_supply = { - .name = "pda-power", - .id = -1, - .dev = { - .platform_data = &power_supply_info, - }, -}; - -/****************************************************************************** - * Framebuffer - ******************************************************************************/ -static struct pxafb_mode_info palmz72_lcd_modes[] = { -{ - .pixclock = 115384, - .xres = 320, - .yres = 320, - .bpp = 16, - - .left_margin = 27, - .right_margin = 7, - .upper_margin = 7, - .lower_margin = 8, - - .hsync_len = 6, - .vsync_len = 1, -}, -}; - -static struct pxafb_mach_info palmz72_lcd_screen = { - .modes = palmz72_lcd_modes, - .num_modes = ARRAY_SIZE(palmz72_lcd_modes), - .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, -}; +#else +static inline void palmz72_leds_init(void) {} +#endif #ifdef CONFIG_PM @@ -475,12 +238,12 @@ static struct palmz72_resume_info palmz72_resume_info = { static unsigned long store_ptr; -/* sys_device for Palm Zire 72 PM */ +/* syscore_ops for Palm Zire 72 PM */ -static int palmz72_pm_suspend(struct sys_device *dev, pm_message_t msg) +static int palmz72_pm_suspend(void) { /* setup the resume_info struct for the original bootloader */ - palmz72_resume_info.resume_addr = (u32) pxa_cpu_resume; + palmz72_resume_info.resume_addr = (u32) cpu_resume; /* Storing memory touched by ROM */ store_ptr = *PALMZ72_SAVE_DWORD; @@ -491,62 +254,161 @@ static int palmz72_pm_suspend(struct sys_device *dev, pm_message_t msg) return 0; } -static int palmz72_pm_resume(struct sys_device *dev) +static void palmz72_pm_resume(void) { *PALMZ72_SAVE_DWORD = store_ptr; - return 0; } -static struct sysdev_class palmz72_pm_sysclass = { - .name = "palmz72_pm", +static struct syscore_ops palmz72_pm_syscore_ops = { .suspend = palmz72_pm_suspend, .resume = palmz72_pm_resume, }; -static struct sys_device palmz72_pm_device = { - .cls = &palmz72_pm_sysclass, -}; - static int __init palmz72_pm_init(void) { - int ret = -ENODEV; if (machine_is_palmz72()) { - ret = sysdev_class_register(&palmz72_pm_sysclass); - if (ret == 0) - ret = sysdev_register(&palmz72_pm_device); + register_syscore_ops(&palmz72_pm_syscore_ops); + return 0; } - return ret; + return -ENODEV; } device_initcall(palmz72_pm_init); #endif /****************************************************************************** - * Machine init + * SoC Camera ******************************************************************************/ -static struct platform_device *devices[] __initdata = { - &palmz72_backlight, - &palmz72_leds, - &power_supply, +#if defined(CONFIG_SOC_CAMERA_OV9640) || \ + defined(CONFIG_SOC_CAMERA_OV9640_MODULE) +static struct pxacamera_platform_data palmz72_pxacamera_platform_data = { + .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | + PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN, + .mclk_10khz = 2600, +}; + +/* Board I2C devices. */ +static struct i2c_board_info palmz72_i2c_device[] = { + { + I2C_BOARD_INFO("ov9640", 0x30), + } }; +static int palmz72_camera_power(struct device *dev, int power) +{ + gpio_set_value(GPIO_NR_PALMZ72_CAM_PWDN, !power); + mdelay(50); + return 0; +} + +static int palmz72_camera_reset(struct device *dev) +{ + gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 1); + mdelay(50); + gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 0); + mdelay(50); + return 0; +} + +static struct soc_camera_link palmz72_iclink = { + .bus_id = 0, /* Match id in pxa27x_device_camera in device.c */ + .board_info = &palmz72_i2c_device[0], + .i2c_adapter_id = 0, + .module_name = "ov96xx", + .power = &palmz72_camera_power, + .reset = &palmz72_camera_reset, + .flags = SOCAM_DATAWIDTH_8, +}; + +static struct i2c_gpio_platform_data palmz72_i2c_bus_data = { + .sda_pin = 118, + .scl_pin = 117, + .udelay = 10, + .timeout = 100, +}; + +static struct platform_device palmz72_i2c_bus_device = { + .name = "i2c-gpio", + .id = 0, /* we use this as a replacement for i2c-pxa */ + .dev = { + .platform_data = &palmz72_i2c_bus_data, + } +}; + +static struct platform_device palmz72_camera = { + .name = "soc-camera-pdrv", + .id = -1, + .dev = { + .platform_data = &palmz72_iclink, + }, +}; + +/* Here we request the camera GPIOs and configure them. We power up the camera + * module, deassert the reset pin, but put it into powerdown (low to no power + * consumption) mode. This allows us to later bring the module up fast. */ +static struct gpio palmz72_camera_gpios[] = { + { GPIO_NR_PALMZ72_CAM_POWER, GPIOF_INIT_HIGH,"Camera DVDD" }, + { GPIO_NR_PALMZ72_CAM_RESET, GPIOF_INIT_LOW, "Camera RESET" }, + { GPIO_NR_PALMZ72_CAM_PWDN, GPIOF_INIT_LOW, "Camera PWDN" }, +}; + +static inline void __init palmz72_cam_gpio_init(void) +{ + int ret; + + ret = gpio_request_array(ARRAY_AND_SIZE(palmz72_camera_gpios)); + if (!ret) + gpio_free_array(ARRAY_AND_SIZE(palmz72_camera_gpios)); + else + printk(KERN_ERR "Camera GPIO init failed!\n"); + + return; +} + +static void __init palmz72_camera_init(void) +{ + palmz72_cam_gpio_init(); + pxa_set_camera_info(&palmz72_pxacamera_platform_data); + platform_device_register(&palmz72_i2c_bus_device); + platform_device_register(&palmz72_camera); +} +#else +static inline void palmz72_camera_init(void) {} +#endif + +/****************************************************************************** + * Machine init + ******************************************************************************/ static void __init palmz72_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(palmz72_pin_config)); - set_pxa_fb_info(&palmz72_lcd_screen); - pxa_set_mci_info(&palmz72_mci_platform_data); - pxa_set_ac97_info(NULL); - pxa_set_ficp_info(&palmz72_ficp_platform_data); - pxa_set_keypad_info(&palmz72_keypad_platform_data); - platform_add_devices(devices, ARRAY_SIZE(devices)); + pxa_set_ffuart_info(NULL); + pxa_set_btuart_info(NULL); + pxa_set_stuart_info(NULL); + + palm27x_mmc_init(GPIO_NR_PALMZ72_SD_DETECT_N, GPIO_NR_PALMZ72_SD_RO, + GPIO_NR_PALMZ72_SD_POWER_N, 1); + palm27x_lcd_init(-1, &palm_320x320_lcd_mode); + palm27x_udc_init(GPIO_NR_PALMZ72_USB_DETECT_N, + GPIO_NR_PALMZ72_USB_PULLUP, 0); + palm27x_irda_init(GPIO_NR_PALMZ72_IR_DISABLE); + palm27x_ac97_init(PALMZ72_BAT_MIN_VOLTAGE, PALMZ72_BAT_MAX_VOLTAGE, + -1, 113); + palm27x_pwm_init(-1, -1); + palm27x_power_init(-1, -1); + palm27x_pmic_init(); + palmz72_kpc_init(); + palmz72_leds_init(); + palmz72_camera_init(); } MACHINE_START(PALMZ72, "Palm Zire72") - .phys_io = 0x40000000, - .io_pg_offst = io_p2v(0x40000000), - .boot_params = 0xa0000100, - .map_io = pxa_map_io, + .atag_offset = 0x100, + .map_io = pxa27x_map_io, + .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, - .timer = &pxa_timer, - .init_machine = palmz72_init + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, + .init_machine = palmz72_init, + .restart = pxa_restart, MACHINE_END |