diff options
| -rw-r--r-- | arch/arm/mach-pxa/palmtx.c | 150 |
1 files changed, 118 insertions, 32 deletions
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c index 4447711c9fc..a9d94f5dbec 100644 --- a/arch/arm/mach-pxa/palmtx.c +++ b/arch/arm/mach-pxa/palmtx.c @@ -56,6 +56,9 @@ static unsigned long palmtx_pin_config[] __initdata = { GPIO110_MMC_DAT_2, GPIO111_MMC_DAT_3, GPIO112_MMC_CMD, + GPIO14_GPIO, /* SD detect */ + GPIO114_GPIO, /* SD power */ + GPIO115_GPIO, /* SD r/o switch */ /* AC97 */ GPIO28_AC97_BITCLK, @@ -64,6 +67,7 @@ static unsigned long palmtx_pin_config[] __initdata = { GPIO31_AC97_SYNC, /* IrDA */ + GPIO40_GPIO, /* ir disable */ GPIO46_FICP_RXD, GPIO47_FICP_TXD, @@ -71,7 +75,8 @@ static unsigned long palmtx_pin_config[] __initdata = { GPIO16_PWM0_OUT, /* USB */ - GPIO13_GPIO, + GPIO13_GPIO, /* usb detect */ + GPIO95_GPIO, /* usb power */ /* PCMCIA */ GPIO48_nPOE, @@ -84,6 +89,45 @@ static unsigned long palmtx_pin_config[] __initdata = { GPIO55_nPREG, GPIO56_nPWAIT, GPIO57_nIOIS16, + GPIO94_GPIO, /* wifi power 1 */ + GPIO108_GPIO, /* wifi power 2 */ + GPIO116_GPIO, /* wifi ready */ + + /* MATRIX KEYPAD */ + GPIO100_KP_MKIN_0, + GPIO101_KP_MKIN_1, + GPIO102_KP_MKIN_2, + GPIO97_KP_MKIN_3, + GPIO103_KP_MKOUT_0, + GPIO104_KP_MKOUT_1, + 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, + + /* MISC. */ + GPIO10_GPIO, /* hotsync button */ + GPIO12_GPIO, /* power detect */ + GPIO107_GPIO, /* earphone detect */ }; /****************************************************************************** @@ -95,32 +139,49 @@ static int palmtx_mci_init(struct device *dev, irq_handler_t palmtx_detect_int, int err = 0; /* Setup an interrupt for detecting card insert/remove events */ - err = request_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, palmtx_detect_int, - IRQF_DISABLED | IRQF_SAMPLE_RANDOM | + err = gpio_request(GPIO_NR_PALMTX_SD_DETECT_N, "SD IRQ"); + if (err) + goto err; + err = gpio_direction_input(GPIO_NR_PALMTX_SD_DETECT_N); + if (err) + goto err2; + err = request_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), + palmtx_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__); - return err; + goto err2; } err = gpio_request(GPIO_NR_PALMTX_SD_POWER, "SD_POWER"); if (err) - goto pwr_err; + goto err3; + err = gpio_direction_output(GPIO_NR_PALMTX_SD_POWER, 0); + if (err) + goto err4; err = gpio_request(GPIO_NR_PALMTX_SD_READONLY, "SD_READONLY"); if (err) - goto ro_err; + goto err4; + err = gpio_direction_input(GPIO_NR_PALMTX_SD_READONLY); + if (err) + goto err5; printk(KERN_DEBUG "%s: irq registered\n", __func__); return 0; -ro_err: +err5: + gpio_free(GPIO_NR_PALMTX_SD_READONLY); +err4: gpio_free(GPIO_NR_PALMTX_SD_POWER); -pwr_err: - free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data); +err3: + free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data); +err2: + gpio_free(GPIO_NR_PALMTX_SD_DETECT_N); +err: return err; } @@ -128,7 +189,8 @@ static void palmtx_mci_exit(struct device *dev, void *data) { gpio_free(GPIO_NR_PALMTX_SD_READONLY); gpio_free(GPIO_NR_PALMTX_SD_POWER); - free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data); + free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data); + gpio_free(GPIO_NR_PALMTX_SD_DETECT_N); } static void palmtx_mci_power(struct device *dev, unsigned int vdd) @@ -167,7 +229,6 @@ static unsigned int palmtx_matrix_keys[] = { KEY(3, 0, KEY_RIGHT), KEY(3, 2, KEY_LEFT), - }; static struct pxa27x_keypad_platform_data palmtx_keypad_platform_data = { @@ -209,11 +270,19 @@ static int palmtx_backlight_init(struct device *dev) ret = gpio_request(GPIO_NR_PALMTX_BL_POWER, "BL POWER"); if (ret) goto err; + ret = gpio_direction_output(GPIO_NR_PALMTX_BL_POWER, 0); + if (ret) + goto err2; ret = gpio_request(GPIO_NR_PALMTX_LCD_POWER, "LCD POWER"); if (ret) goto err2; + ret = gpio_direction_output(GPIO_NR_PALMTX_LCD_POWER, 0); + if (ret) + goto err3; return 0; +err3: + gpio_free(GPIO_NR_PALMTX_LCD_POWER); err2: gpio_free(GPIO_NR_PALMTX_BL_POWER); err: @@ -254,6 +323,24 @@ static struct platform_device palmtx_backlight = { /****************************************************************************** * IrDA ******************************************************************************/ +static int palmtx_irda_startup(struct device *dev) +{ + int err; + err = gpio_request(GPIO_NR_PALMTX_IR_DISABLE, "IR DISABLE"); + if (err) + goto err; + err = gpio_direction_output(GPIO_NR_PALMTX_IR_DISABLE, 1); + if (err) + gpio_free(GPIO_NR_PALMTX_IR_DISABLE); +err: + return err; +} + +static void palmtx_irda_shutdown(struct device *dev) +{ + gpio_free(GPIO_NR_PALMTX_IR_DISABLE); +} + static void palmtx_irda_transceiver_mode(struct device *dev, int mode) { gpio_set_value(GPIO_NR_PALMTX_IR_DISABLE, mode & IR_OFF); @@ -261,6 +348,8 @@ static void palmtx_irda_transceiver_mode(struct device *dev, int mode) } static struct pxaficp_platform_data palmtx_ficp_platform_data = { + .startup = palmtx_irda_startup, + .shutdown = palmtx_irda_shutdown, .transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF, .transceiver_mode = palmtx_irda_transceiver_mode, }; @@ -268,17 +357,11 @@ static struct pxaficp_platform_data palmtx_ficp_platform_data = { /****************************************************************************** * UDC ******************************************************************************/ -static void palmtx_udc_command(int cmd) -{ - gpio_set_value(GPIO_NR_PALMTX_USB_POWER, !cmd); - udelay(50); - gpio_set_value(GPIO_NR_PALMTX_USB_PULLUP, !cmd); -} - static struct pxa2xx_udc_mach_info palmtx_udc_info __initdata = { .gpio_vbus = GPIO_NR_PALMTX_USB_DETECT_N, .gpio_vbus_inverted = 1, - .udc_command = palmtx_udc_command, + .gpio_pullup = GPIO_NR_PALMTX_USB_POWER, + .gpio_pullup_inverted = 0, }; /****************************************************************************** @@ -290,17 +373,16 @@ static int power_supply_init(struct device *dev) ret = gpio_request(GPIO_NR_PALMTX_POWER_DETECT, "CABLE_STATE_AC"); if (ret) - goto err_cs_ac; - - ret = gpio_request(GPIO_NR_PALMTX_USB_DETECT_N, "CABLE_STATE_USB"); + goto err1; + ret = gpio_direction_input(GPIO_NR_PALMTX_POWER_DETECT); if (ret) - goto err_cs_usb; + goto err2; return 0; -err_cs_usb: +err2: gpio_free(GPIO_NR_PALMTX_POWER_DETECT); -err_cs_ac: +err1: return ret; } @@ -309,14 +391,8 @@ static int palmtx_is_ac_online(void) return gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT); } -static int palmtx_is_usb_online(void) -{ - return !gpio_get_value(GPIO_NR_PALMTX_USB_DETECT_N); -} - static void power_supply_exit(struct device *dev) { - gpio_free(GPIO_NR_PALMTX_USB_DETECT_N); gpio_free(GPIO_NR_PALMTX_POWER_DETECT); } @@ -327,7 +403,6 @@ static char *palmtx_supplicants[] = { static struct pda_power_pdata power_supply_info = { .init = power_supply_init, .is_ac_online = palmtx_is_ac_online, - .is_usb_online = palmtx_is_usb_online, .exit = power_supply_exit, .supplied_to = palmtx_supplicants, .num_supplicants = ARRAY_SIZE(palmtx_supplicants), @@ -410,12 +485,23 @@ static void __init palmtx_map_io(void) iotable_init(palmtx_io_desc, ARRAY_SIZE(palmtx_io_desc)); } +/* setup udc GPIOs initial state */ +static void __init palmtx_udc_init(void) +{ + if (!gpio_request(GPIO_NR_PALMTX_USB_POWER, "UDC Vbus")) { + gpio_direction_output(GPIO_NR_PALMTX_USB_POWER, 1); + gpio_free(GPIO_NR_PALMTX_USB_POWER); + } +} + + static void __init palmtx_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtx_pin_config)); set_pxa_fb_info(&palmtx_lcd_screen); pxa_set_mci_info(&palmtx_mci_platform_data); + palmtx_udc_init(); pxa_set_udc_info(&palmtx_udc_info); pxa_set_ac97_info(NULL); pxa_set_ficp_info(&palmtx_ficp_platform_data); |