diff options
Diffstat (limited to 'arch/arm/mach-pxa/mioa701.c')
| -rw-r--r-- | arch/arm/mach-pxa/mioa701.c | 208 |
1 files changed, 82 insertions, 126 deletions
diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index f5fb915e131..29997bde277 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -22,7 +22,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> -#include <linux/sysdev.h> +#include <linux/syscore_ops.h> #include <linux/input.h> #include <linux/delay.h> #include <linux/gpio_keys.h> @@ -37,22 +37,25 @@ #include <linux/wm97xx.h> #include <linux/mtd/physmap.h> #include <linux/usb/gpio_vbus.h> +#include <linux/reboot.h> +#include <linux/regulator/fixed.h> #include <linux/regulator/max1586.h> #include <linux/slab.h> +#include <linux/i2c/pxa-i2c.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/pxa27x.h> #include <mach/regs-rtc.h> -#include <plat/pxa27x_keypad.h> -#include <mach/pxafb.h> -#include <mach/mmc.h> +#include <linux/platform_data/keypad-pxa27x.h> +#include <linux/platform_data/video-pxafb.h> +#include <linux/platform_data/mmc-pxamci.h> #include <mach/udc.h> #include <mach/pxa27x-udc.h> -#include <plat/i2c.h> -#include <mach/camera.h> +#include <linux/platform_data/camera-pxa.h> #include <mach/audio.h> +#include <mach/smemc.h> #include <media/soc_camera.h> #include <mach/mioa701.h> @@ -102,6 +105,7 @@ static unsigned long mioa701_pin_config[] = { GPIO82_CIF_DD_5, GPIO84_CIF_FV, GPIO85_CIF_LV, + MIO_CFG_OUT(GPIO56_MT9M111_nOE, AF0, DRIVE_LOW), /* Bluetooth */ MIO_CFG_IN(GPIO14_BT_nACTIVITY, AF0), @@ -177,56 +181,13 @@ static unsigned long mioa701_pin_config[] = { MFP_CFG_OUT(GPIO116, AF0, DRIVE_HIGH), }; -#define MIO_GPIO_IN(num, _desc) \ - { .gpio = (num), .dir = 0, .desc = (_desc) } -#define MIO_GPIO_OUT(num, _init, _desc) \ - { .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) } -struct gpio_ress { - unsigned gpio : 8; - unsigned dir : 1; - unsigned init : 1; - char *desc; -}; - -static int mio_gpio_request(struct gpio_ress *gpios, int size) -{ - int i, rc = 0; - int gpio; - int dir; - - for (i = 0; (!rc) && (i < size); i++) { - gpio = gpios[i].gpio; - dir = gpios[i].dir; - rc = gpio_request(gpio, gpios[i].desc); - if (rc) { - printk(KERN_ERR "Error requesting GPIO %d(%s) : %d\n", - gpio, gpios[i].desc, rc); - continue; - } - if (dir) - gpio_direction_output(gpio, gpios[i].init); - else - gpio_direction_input(gpio); - } - while ((rc) && (--i >= 0)) - gpio_free(gpios[i].gpio); - return rc; -} - -static void mio_gpio_free(struct gpio_ress *gpios, int size) -{ - int i; - - for (i = 0; i < size; i++) - gpio_free(gpios[i].gpio); -} - /* LCD Screen and Backlight */ static struct platform_pwm_backlight_data mioa701_backlight_data = { .pwm_id = 0, .max_brightness = 100, .dft_brightness = 50, .pwm_period_ns = 4000 * 1024, /* Fl = 250kHz */ + .enable_gpio = -1, }; /* @@ -264,7 +225,7 @@ static struct pxafb_mach_info mioa701_pxafb_info = { /* * Keyboard configuration */ -static unsigned int mioa701_matrix_keys[] = { +static const unsigned int mioa701_matrix_keys[] = { KEY(0, 0, KEY_UP), KEY(0, 1, KEY_RIGHT), KEY(0, 2, KEY_MEDIA), @@ -275,11 +236,16 @@ static unsigned int mioa701_matrix_keys[] = { KEY(2, 1, KEY_PHONE), /* Phone Green key */ KEY(2, 2, KEY_CAMERA) /* Camera key */ }; + +static struct matrix_keymap_data mioa701_matrix_keymap_data = { + .keymap = mioa701_matrix_keys, + .keymap_size = ARRAY_SIZE(mioa701_matrix_keys), +}; + static struct pxa27x_keypad_platform_data mioa701_keypad_info = { .matrix_key_rows = 3, .matrix_key_cols = 3, - .matrix_key_map = mioa701_matrix_keys, - .matrix_key_map_size = ARRAY_SIZE(mioa701_matrix_keys), + .matrix_keymap_data = &mioa701_matrix_keymap_data, }; /* @@ -346,16 +312,16 @@ irqreturn_t gsm_on_irq(int irq, void *p) return IRQ_HANDLED; } -struct gpio_ress gsm_gpios[] = { - MIO_GPIO_IN(GPIO25_GSM_MOD_ON_STATE, "GSM state"), - MIO_GPIO_IN(GPIO113_GSM_EVENT, "GSM event"), +static struct gpio gsm_gpios[] = { + { GPIO25_GSM_MOD_ON_STATE, GPIOF_IN, "GSM state" }, + { GPIO113_GSM_EVENT, GPIOF_IN, "GSM event" }, }; static int __init gsm_init(void) { int rc; - rc = mio_gpio_request(ARRAY_AND_SIZE(gsm_gpios)); + rc = gpio_request_array(ARRAY_AND_SIZE(gsm_gpios)); if (rc) goto err_gpio; rc = request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), gsm_on_irq, @@ -369,7 +335,7 @@ static int __init gsm_init(void) err_irq: printk(KERN_ERR "Mioa701: Can't request GSM_ON irq\n"); - mio_gpio_free(ARRAY_AND_SIZE(gsm_gpios)); + gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); err_gpio: printk(KERN_ERR "Mioa701: gsm not available\n"); return rc; @@ -378,7 +344,7 @@ err_gpio: static void gsm_exit(void) { free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), NULL); - mio_gpio_free(ARRAY_AND_SIZE(gsm_gpios)); + gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); } /* @@ -434,31 +400,26 @@ static struct pxamci_platform_data mioa701_mci_info = { }; /* FlashRAM */ -static struct resource strataflash_resource = { +static struct resource docg3_resource = { .start = PXA_CS0_PHYS, - .end = PXA_CS0_PHYS + SZ_64M - 1, + .end = PXA_CS0_PHYS + SZ_8K - 1, .flags = IORESOURCE_MEM, }; -static struct physmap_flash_data strataflash_data = { - .width = 2, - /* .set_vpp = mioa701_set_vpp, */ -}; - -static struct platform_device strataflash = { - .name = "physmap-flash", +static struct platform_device docg3 = { + .name = "docg3", .id = -1, - .resource = &strataflash_resource, + .resource = &docg3_resource, .num_resources = 1, .dev = { - .platform_data = &strataflash_data, + .platform_data = NULL, }, }; /* * Suspend/Resume bootstrap management * - * MIO A701 reboot sequence is highly ROM dependant. From the one dissassembled, + * MIO A701 reboot sequence is highly ROM dependent. From the one dissassembled, * this sequence is as follows : * - disables interrupts * - initialize SDRAM (self refresh RAM into active RAM) @@ -488,7 +449,7 @@ static void install_bootstrap(void) } -static int mioa701_sys_suspend(struct sys_device *sysdev, pm_message_t state) +static int mioa701_sys_suspend(void) { int i = 0, is_bt_on; u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR); @@ -514,7 +475,7 @@ static int mioa701_sys_suspend(struct sys_device *sysdev, pm_message_t state) return 0; } -static int mioa701_sys_resume(struct sys_device *sysdev) +static void mioa701_sys_resume(void) { int i = 0; u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR); @@ -527,43 +488,18 @@ static int mioa701_sys_resume(struct sys_device *sysdev) *mem_resume_enabler = save_buffer[i++]; *mem_resume_bt = save_buffer[i++]; *mem_resume_unknown = save_buffer[i++]; - - return 0; } -static struct sysdev_class mioa701_sysclass = { - .name = "mioa701", -}; - -static struct sys_device sysdev_bootstrap = { - .cls = &mioa701_sysclass, -}; - -static struct sysdev_driver driver_bootstrap = { - .suspend = &mioa701_sys_suspend, - .resume = &mioa701_sys_resume, +static struct syscore_ops mioa701_syscore_ops = { + .suspend = mioa701_sys_suspend, + .resume = mioa701_sys_resume, }; static int __init bootstrap_init(void) { - int rc; int save_size = mioa701_bootstrap_lg + (sizeof(u32) * 3); - rc = sysdev_class_register(&mioa701_sysclass); - if (rc) { - printk(KERN_ERR "Failed registering mioa701 sys class\n"); - return -ENODEV; - } - rc = sysdev_register(&sysdev_bootstrap); - if (rc) { - printk(KERN_ERR "Failed registering mioa701 sys device\n"); - return -ENODEV; - } - rc = sysdev_driver_register(&mioa701_sysclass, &driver_bootstrap); - if (rc) { - printk(KERN_ERR "Failed registering PMU sys driver\n"); - return -ENODEV; - } + register_syscore_ops(&mioa701_syscore_ops); save_buffer = kmalloc(save_size, GFP_KERNEL); if (!save_buffer) @@ -576,9 +512,7 @@ static int __init bootstrap_init(void) static void bootstrap_exit(void) { kfree(save_buffer); - sysdev_driver_unregister(&mioa701_sysclass, &driver_bootstrap); - sysdev_unregister(&sysdev_bootstrap); - sysdev_class_unregister(&mioa701_sysclass); + unregister_syscore_ops(&mioa701_syscore_ops); printk(KERN_CRIT "Unregistering mioa701 suspend will hang next" "resume !!!\n"); @@ -612,15 +546,15 @@ static struct pda_power_pdata power_pdata = { static struct resource power_resources[] = { [0] = { .name = "ac", - .start = gpio_to_irq(GPIO96_AC_DETECT), - .end = gpio_to_irq(GPIO96_AC_DETECT), + .start = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT), + .end = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, }, [1] = { .name = "usb", - .start = gpio_to_irq(GPIO13_nUSB_DETECT), - .end = gpio_to_irq(GPIO13_nUSB_DETECT), + .start = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT), + .end = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, }, @@ -656,9 +590,7 @@ static struct wm97xx_pdata mioa701_wm97xx_pdata = { * Voltage regulation */ static struct regulator_consumer_supply max1586_consumers[] = { - { - .supply = "vcc_core", - } + REGULATOR_SUPPLY("vcc_core", NULL), }; static struct regulator_init_data max1586_v3_info = { @@ -756,7 +688,7 @@ static struct platform_device *devices[] __initdata = { &pxa2xx_pcm, &mioa701_sound, &power_dev, - &strataflash, + &docg3, &gpio_vbus, &mioa701_camera, &mioa701_board, @@ -767,41 +699,58 @@ static void mioa701_machine_exit(void); static void mioa701_poweroff(void) { mioa701_machine_exit(); - arm_machine_restart('s', NULL); + pxa_restart(REBOOT_SOFT, NULL); } -static void mioa701_restart(char c, const char *cmd) +static void mioa701_restart(enum reboot_mode c, const char *cmd) { mioa701_machine_exit(); - arm_machine_restart('s', cmd); + pxa_restart(REBOOT_SOFT, cmd); } -static struct gpio_ress global_gpios[] = { - MIO_GPIO_OUT(GPIO9_CHARGE_EN, 1, "Charger enable"), - MIO_GPIO_OUT(GPIO18_POWEROFF, 0, "Power Off"), - MIO_GPIO_OUT(GPIO87_LCD_POWER, 0, "LCD Power"), +static struct gpio global_gpios[] = { + { GPIO9_CHARGE_EN, GPIOF_OUT_INIT_HIGH, "Charger enable" }, + { GPIO18_POWEROFF, GPIOF_OUT_INIT_LOW, "Power Off" }, + { GPIO87_LCD_POWER, GPIOF_OUT_INIT_LOW, "LCD Power" }, + { GPIO56_MT9M111_nOE, GPIOF_OUT_INIT_LOW, "Camera nOE" }, +}; + +static struct regulator_consumer_supply fixed_5v0_consumers[] = { + REGULATOR_SUPPLY("power", "pwm-backlight"), }; static void __init mioa701_machine_init(void) { + int rc; + PSLR = 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */ PCFR = PCFR_DC_EN | PCFR_GPR_EN | PCFR_OPDE; RTTR = 32768 - 1; /* Reset crazy WinCE value */ UP2OCR = UP2OCR_HXOE; + /* + * Set up the flash memory : DiskOnChip G3 on first static memory bank + */ + __raw_writel(0x7ff02dd8, MSC0); + __raw_writel(0x0001c391, MCMEM0); + __raw_writel(0x0001c391, MCATT0); + __raw_writel(0x0001c391, MCIO0); + + pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config)); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); - mio_gpio_request(ARRAY_AND_SIZE(global_gpios)); + rc = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); + if (rc) + pr_err("MioA701: Failed to request GPIOs: %d", rc); bootstrap_init(); - set_pxa_fb_info(&mioa701_pxafb_info); + pxa_set_fb_info(NULL, &mioa701_pxafb_info); pxa_set_mci_info(&mioa701_mci_info); pxa_set_keypad_info(&mioa701_keypad_info); pxa_set_udc_info(&mioa701_udc_info); pxa_set_ac97_info(&mioa701_ac97_info); pm_power_off = mioa701_poweroff; - arm_pm_restart = mioa701_restart; platform_add_devices(devices, ARRAY_SIZE(devices)); gsm_init(); @@ -809,6 +758,10 @@ static void __init mioa701_machine_init(void) pxa_set_i2c_info(&i2c_pdata); pxa27x_set_i2c_power_info(NULL); pxa_set_camera_info(&mioa701_pxacamera_platform_data); + + regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers, + ARRAY_SIZE(fixed_5v0_consumers), + 5000000); } static void mioa701_machine_exit(void) @@ -818,9 +771,12 @@ static void mioa701_machine_exit(void) } MACHINE_START(MIOA701, "MIO A701") - .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, + .handle_irq = &pxa27x_handle_irq, .init_machine = mioa701_machine_init, - .timer = &pxa_timer, + .init_time = pxa_timer_init, + .restart = mioa701_restart, MACHINE_END |