diff options
Diffstat (limited to 'arch/arm/mach-pxa/palmz72.c')
| -rw-r--r-- | arch/arm/mach-pxa/palmz72.c | 183 |
1 files changed, 155 insertions, 28 deletions
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c index 7bf4017326e..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> @@ -30,23 +30,28 @@ #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 <plat/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 <mach/palmasoc.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" @@ -103,6 +108,28 @@ static unsigned long palmz72_pin_config[] __initdata = { 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 */ @@ -113,7 +140,7 @@ static unsigned long palmz72_pin_config[] __initdata = { * GPIO keyboard ******************************************************************************/ #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) -static unsigned int palmz72_matrix_keys[] = { +static const unsigned int palmz72_matrix_keys[] = { KEY(0, 0, KEY_POWER), KEY(0, 1, KEY_F1), KEY(0, 2, KEY_ENTER), @@ -129,11 +156,15 @@ 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, }; @@ -207,12 +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; @@ -223,37 +254,129 @@ 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 /****************************************************************************** + * SoC Camera + ******************************************************************************/ +#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) @@ -276,12 +399,16 @@ static void __init palmz72_init(void) palm27x_pmic_init(); palmz72_kpc_init(); palmz72_leds_init(); + palmz72_camera_init(); } MACHINE_START(PALMZ72, "Palm Zire72") - .boot_params = 0xa0000100, + .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 |