X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-pxa%2Fmagician.c;h=01b2fa7902179c952c2e5ff36381d07930016d01;hp=d70be75bd199552d63cbc7d851d9fbd39f87d4c4;hb=849c529f57020cc47085400edd5e641d95cd4faf;hpb=ce1d5b23a8d1e19866ab82bdec0dc41fde5273d8 diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index d70be75bd199..01b2fa790217 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include @@ -33,12 +34,14 @@ #include #include #include +#include #include #include #include #include #include +#include "devices.h" #include "generic.h" static unsigned long magician_pin_config[] = { @@ -114,6 +117,14 @@ static unsigned long magician_pin_config[] = { GPIO82_CIF_DD_5, GPIO84_CIF_FV, GPIO85_CIF_LV, + + /* Magician specific input GPIOs */ + GPIO9_GPIO, /* unknown */ + GPIO10_GPIO, /* GSM_IRQ */ + GPIO13_GPIO, /* CPLD_IRQ */ + GPIO107_GPIO, /* DS1WM_IRQ */ + GPIO108_GPIO, /* GSM_READY */ + GPIO115_GPIO, /* nPEN_IRQ */ }; /* @@ -340,40 +351,58 @@ static struct pxafb_mach_info samsung_info = { * Backlight */ -static void magician_set_bl_intensity(int intensity) +static int magician_backlight_init(struct device *dev) { - if (intensity) { - PWM_CTRL0 = 1; - PWM_PERVAL0 = 0xc8; - if (intensity > 0xc7) { - PWM_PWDUTY0 = intensity - 0x48; - gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1); - } else { - PWM_PWDUTY0 = intensity; - gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0); - } - gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 1); - pxa_set_cken(CKEN_PWM0, 1); + int ret; + + ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER"); + if (ret) + goto err; + ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2"); + if (ret) + goto err2; + return 0; + +err2: + gpio_free(EGPIO_MAGICIAN_BL_POWER); +err: + return ret; +} + +static int magician_backlight_notify(int brightness) +{ + gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness); + if (brightness >= 200) { + gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1); + return brightness - 72; } else { - /* PWM_PWDUTY0 = intensity; */ - gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 0); - pxa_set_cken(CKEN_PWM0, 0); + gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0); + return brightness; } } -static struct generic_bl_info backlight_info = { - .default_intensity = 0x64, - .limit_mask = 0x0b, - .max_intensity = 0xc7+0x48, - .set_bl_intensity = magician_set_bl_intensity, +static void magician_backlight_exit(struct device *dev) +{ + gpio_free(EGPIO_MAGICIAN_BL_POWER); + gpio_free(EGPIO_MAGICIAN_BL_POWER2); +} + +static struct platform_pwm_backlight_data backlight_data = { + .pwm_id = 0, + .max_brightness = 272, + .dft_brightness = 100, + .pwm_period_ns = 30923, + .init = magician_backlight_init, + .notify = magician_backlight_notify, + .exit = magician_backlight_exit, }; static struct platform_device backlight = { - .name = "generic-bl", + .name = "pwm-backlight", .dev = { - .platform_data = &backlight_info, + .parent = &pxa27x_device_pwm0.dev, + .platform_data = &backlight_data, }, - .id = -1, }; /* @@ -438,7 +467,7 @@ static struct pasic3_led pasic3_leds[] = { static struct platform_device pasic3; -static struct pasic3_leds_machinfo __devinit pasic3_leds_info = { +static struct pasic3_leds_machinfo pasic3_leds_info = { .num_leds = ARRAY_SIZE(pasic3_leds), .power_gpio = EGPIO_MAGICIAN_LED_POWER, .leds = pasic3_leds, @@ -543,9 +572,28 @@ static struct platform_device power_supply = { static int magician_mci_init(struct device *dev, irq_handler_t detect_irq, void *data) { - return request_irq(IRQ_MAGICIAN_SD, detect_irq, + int err; + + err = request_irq(IRQ_MAGICIAN_SD, detect_irq, IRQF_DISABLED | IRQF_SAMPLE_RANDOM, "MMC card detect", data); + if (err) + goto err_request_irq; + err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER"); + if (err) + goto err_request_power; + err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY"); + if (err) + goto err_request_readonly; + + return 0; + +err_request_readonly: + gpio_free(EGPIO_MAGICIAN_SD_POWER); +err_request_power: + free_irq(IRQ_MAGICIAN_SD, data); +err_request_irq: + return err; } static void magician_mci_setpower(struct device *dev, unsigned int vdd) @@ -562,6 +610,8 @@ static int magician_mci_get_ro(struct device *dev) static void magician_mci_exit(struct device *dev, void *data) { + gpio_free(EGPIO_MAGICIAN_nSD_READONLY); + gpio_free(EGPIO_MAGICIAN_SD_POWER); free_irq(IRQ_MAGICIAN_SD, data); } @@ -643,28 +693,42 @@ static void __init magician_init(void) { void __iomem *cpld; int lcd_select; + int err; + + gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ"); + gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ"); pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config)); platform_add_devices(devices, ARRAY_SIZE(devices)); + + err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN"); + if (!err) { + gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1); + pxa_set_ficp_info(&magician_ficp_info); + } pxa_set_i2c_info(NULL); pxa_set_mci_info(&magician_mci_info); pxa_set_ohci_info(&magician_ohci_info); - pxa_set_ficp_info(&magician_ficp_info); /* Check LCD type we have */ cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000); if (cpld) { u8 board_id = __raw_readb(cpld+0x14); + iounmap(cpld); system_rev = board_id & 0x7; lcd_select = board_id & 0x8; - iounmap(cpld); pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly"); - if (lcd_select && (system_rev < 3)) - pxa_gpio_mode(GPIO75_MAGICIAN_SAMSUNG_POWER_MD); - pxa_gpio_mode(GPIO104_MAGICIAN_LCD_POWER_1_MD); - pxa_gpio_mode(GPIO105_MAGICIAN_LCD_POWER_2_MD); - pxa_gpio_mode(GPIO106_MAGICIAN_LCD_POWER_3_MD); + if (lcd_select && (system_rev < 3)) { + gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER"); + gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0); + } + gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1"); + gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2"); + gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3"); + gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0); + gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0); + gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0); set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info); } else pr_err("LCD detection: CPLD mapping failed\n");