X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=arch%2Farm%2Fmach-pxa%2Fcorgi.c;h=2363cc64fe076b2a19268407f52e1f3bd11f6688;hb=2c8086a5d073e8e72122a5b84febde236a39845b;hp=453be2948533abf45cd994cd1291df7832fa050c;hpb=41b1bce80b43f7c6a6c64006b2abe3a8d52ab120;p=safe%2Fjmp%2Flinux-2.6 diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 453be29..2363cc6 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -14,11 +14,13 @@ #include #include -#include +#include #include #include #include #include +#include +#include #include #include @@ -26,21 +28,25 @@ #include #include #include +#include #include #include #include #include -#include +#include #include #include #include +#include #include #include #include "generic.h" +#include "devices.h" +#include "sharpsl.h" /* @@ -59,6 +65,37 @@ static struct scoop_config corgi_scoop_setup = { .io_out = CORGI_SCOOP_IO_OUT, }; +struct platform_device corgiscoop_device = { + .name = "sharp-scoop", + .id = -1, + .dev = { + .platform_data = &corgi_scoop_setup, + }, + .num_resources = ARRAY_SIZE(corgi_scoop_resources), + .resource = corgi_scoop_resources, +}; + +static void corgi_pcmcia_init(void) +{ + /* Setup default state of GPIO outputs + before we enable them as outputs. */ + GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | + GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) | + GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) | + GPIO_bit(GPIO53_nPCE_2); + + pxa_gpio_mode(GPIO48_nPOE_MD); + pxa_gpio_mode(GPIO49_nPWE_MD); + pxa_gpio_mode(GPIO50_nPIOR_MD); + pxa_gpio_mode(GPIO51_nPIOW_MD); + pxa_gpio_mode(GPIO55_nPREG_MD); + pxa_gpio_mode(GPIO56_nPWAIT_MD); + pxa_gpio_mode(GPIO57_nIOIS16_MD); + pxa_gpio_mode(GPIO52_nPCE_1_MD); + pxa_gpio_mode(GPIO53_nPCE_2_MD); + pxa_gpio_mode(GPIO54_pSKTSEL_MD); +} + static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = { { .dev = &corgiscoop_device.dev, @@ -68,16 +105,14 @@ static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = { }, }; -struct platform_device corgiscoop_device = { - .name = "sharp-scoop", - .id = -1, - .dev = { - .platform_data = &corgi_scoop_setup, - }, - .num_resources = ARRAY_SIZE(corgi_scoop_resources), - .resource = corgi_scoop_resources, +static struct scoop_pcmcia_config corgi_pcmcia_config = { + .devs = &corgi_pcmcia_scoop[0], + .num_devs = 1, + .pcmcia_init = corgi_pcmcia_init, }; +EXPORT_SYMBOL(corgiscoop_device); + /* * Corgi SSP Device @@ -94,43 +129,105 @@ struct platform_device corgissp_device = { .id = -1, }; +struct corgissp_machinfo corgi_ssp_machinfo = { + .port = 1, + .cs_lcdcon = CORGI_GPIO_LCDCON_CS, + .cs_ads7846 = CORGI_GPIO_ADS7846_CS, + .cs_max1111 = CORGI_GPIO_MAX1111_CS, + .clk_lcdcon = 76, + .clk_ads7846 = 2, + .clk_max1111 = 8, +}; + /* * Corgi Backlight Device */ +static void corgi_bl_kick_battery(void) +{ + void (*kick_batt)(void); + + kick_batt = symbol_get(sharpsl_battery_kick); + if (kick_batt) { + kick_batt(); + symbol_put(sharpsl_battery_kick); + } +} + +static struct generic_bl_info corgi_bl_machinfo = { + .name = "corgi-bl", + .max_intensity = 0x2f, + .default_intensity = 0x1f, + .limit_mask = 0x0b, + .set_bl_intensity = corgi_bl_set_intensity, + .kick_battery = corgi_bl_kick_battery, +}; + static struct platform_device corgibl_device = { - .name = "corgi-bl", + .name = "generic-bl", .dev = { .parent = &corgifb_device.dev, + .platform_data = &corgi_bl_machinfo, }, .id = -1, }; /* + * Corgi Keyboard Device + */ +static struct platform_device corgikbd_device = { + .name = "corgi-keyboard", + .id = -1, +}; + + +/* + * Corgi LEDs + */ +static struct platform_device corgiled_device = { + .name = "corgi-led", + .id = -1, +}; + +/* + * Corgi Touch Screen Device + */ +static struct resource corgits_resources[] = { + [0] = { + .start = CORGI_IRQ_GPIO_TP_INT, + .end = CORGI_IRQ_GPIO_TP_INT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct corgits_machinfo corgi_ts_machinfo = { + .get_hsync_len = corgi_get_hsync_len, + .put_hsync = corgi_put_hsync, + .wait_hsync = corgi_wait_hsync, +}; + +static struct platform_device corgits_device = { + .name = "corgi-ts", + .dev = { + .parent = &corgissp_device.dev, + .platform_data = &corgi_ts_machinfo, + }, + .id = -1, + .num_resources = ARRAY_SIZE(corgits_resources), + .resource = corgits_resources, +}; + + +/* * MMC/SD Device * - * The card detect interrupt isn't debounced so we delay it by HZ/4 + * The card detect interrupt isn't debounced so we delay it by 250ms * to give the card a chance to fully insert/eject. */ -static struct mmc_detect { - struct timer_list detect_timer; - void *devid; -} mmc_detect; - -static void mmc_detect_callback(unsigned long data) -{ - mmc_detect_change(mmc_detect.devid); -} - -static irqreturn_t corgi_mmc_detect_int(int irq, void *devid, struct pt_regs *regs) -{ - mmc_detect.devid=devid; - mod_timer(&mmc_detect.detect_timer, jiffies + HZ/4); - return IRQ_HANDLED; -} +static struct pxamci_platform_data corgi_mci_platform_data; -static int corgi_mci_init(struct device *dev, irqreturn_t (*unused_detect_int)(int, void *, struct pt_regs *), void *data) +static int corgi_mci_init(struct device *dev, irq_handler_t corgi_detect_int, void *data) { int err; @@ -140,19 +237,16 @@ static int corgi_mci_init(struct device *dev, irqreturn_t (*unused_detect_int)(i pxa_gpio_mode(CORGI_GPIO_nSD_DETECT | GPIO_IN); pxa_gpio_mode(CORGI_GPIO_SD_PWR | GPIO_OUT); - init_timer(&mmc_detect.detect_timer); - mmc_detect.detect_timer.function = mmc_detect_callback; - mmc_detect.detect_timer.data = (unsigned long) &mmc_detect; + corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250); - err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_mmc_detect_int, SA_INTERRUPT, - "MMC card detect", data); + err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int, + IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "MMC card detect", data); if (err) { printk(KERN_ERR "corgi_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); return -1; } - set_irq_type(CORGI_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); - return 0; } @@ -160,47 +254,54 @@ static void corgi_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; - if (( 1 << vdd) & p_d->ocr_mask) { - printk(KERN_DEBUG "%s: on\n", __FUNCTION__); + if (( 1 << vdd) & p_d->ocr_mask) GPSR1 = GPIO_bit(CORGI_GPIO_SD_PWR); - } else { - printk(KERN_DEBUG "%s: off\n", __FUNCTION__); + else GPCR1 = GPIO_bit(CORGI_GPIO_SD_PWR); - } +} + +static int corgi_mci_get_ro(struct device *dev) +{ + return GPLR(CORGI_GPIO_nSD_WP) & GPIO_bit(CORGI_GPIO_nSD_WP); } static void corgi_mci_exit(struct device *dev, void *data) { free_irq(CORGI_IRQ_GPIO_nSD_DETECT, data); - del_timer(&mmc_detect.detect_timer); } static struct pxamci_platform_data corgi_mci_platform_data = { .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .init = corgi_mci_init, + .get_ro = corgi_mci_get_ro, .setpower = corgi_mci_setpower, .exit = corgi_mci_exit, }; /* - * USB Device Controller + * Irda */ -static void corgi_udc_command(int cmd) +static void corgi_irda_transceiver_mode(struct device *dev, int mode) { - switch(cmd) { - case PXA2XX_UDC_CMD_CONNECT: - GPSR(CORGI_GPIO_USB_PULLUP) = GPIO_bit(CORGI_GPIO_USB_PULLUP); - break; - case PXA2XX_UDC_CMD_DISCONNECT: - GPCR(CORGI_GPIO_USB_PULLUP) = GPIO_bit(CORGI_GPIO_USB_PULLUP); - break; - } + if (mode & IR_OFF) + GPSR(CORGI_GPIO_IR_ON) = GPIO_bit(CORGI_GPIO_IR_ON); + else + GPCR(CORGI_GPIO_IR_ON) = GPIO_bit(CORGI_GPIO_IR_ON); } +static struct pxaficp_platform_data corgi_ficp_platform_data = { + .transceiver_cap = IR_SIRMODE | IR_OFF, + .transceiver_mode = corgi_irda_transceiver_mode, +}; + + +/* + * USB Device Controller + */ static struct pxa2xx_udc_mach_info udc_info __initdata = { /* no connect GPIO; corgi can't tell connection status */ - .udc_command = corgi_udc_command, + .gpio_pullup = CORGI_GPIO_USB_PULLUP, }; @@ -208,17 +309,57 @@ static struct platform_device *devices[] __initdata = { &corgiscoop_device, &corgissp_device, &corgifb_device, + &corgikbd_device, &corgibl_device, + &corgits_device, + &corgiled_device, }; +static void corgi_poweroff(void) +{ + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; + + if (!machine_is_corgi()) + /* Green LED off tells the bootloader to halt */ + reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_LED_GREEN); + arm_machine_restart('h'); +} + +static void corgi_restart(char mode) +{ + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; + + if (!machine_is_corgi()) + /* Green LED on tells the bootloader to reboot */ + set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_LED_GREEN); + arm_machine_restart('h'); +} + static void __init corgi_init(void) { - pxa_gpio_mode(CORGI_GPIO_USB_PULLUP | GPIO_OUT); + pm_power_off = corgi_poweroff; + arm_pm_restart = corgi_restart; + + /* setup sleep mode values */ + PWER = 0x00000002; + PFER = 0x00000000; + PRER = 0x00000002; + PGSR0 = 0x0158C000; + PGSR1 = 0x00FF0080; + PGSR2 = 0x0001C004; + /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ + PCFR |= PCFR_OPDE; + + corgi_ssp_set_machinfo(&corgi_ssp_machinfo); + + pxa_gpio_mode(CORGI_GPIO_IR_ON | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_HSYNC | GPIO_IN); + pxa_set_udc_info(&udc_info); pxa_set_mci_info(&corgi_mci_platform_data); + pxa_set_ficp_info(&corgi_ficp_platform_data); - scoop_num = 1; - scoop_devs = &corgi_pcmcia_scoop[0]; + platform_scoop_config = &corgi_pcmcia_config; platform_add_devices(devices, ARRAY_SIZE(devices)); } @@ -236,42 +377,13 @@ static void __init fixup_corgi(struct machine_desc *desc, mi->bank[0].size = (64*1024*1024); } -static void __init corgi_init_irq(void) -{ - pxa_init_irq(); -} - -static struct map_desc corgi_io_desc[] __initdata = { -/* virtual physical length */ -/* { 0xf1000000, 0x08000000, 0x01000000, MT_DEVICE },*/ /* LCDC (readable for Qt driver) */ -/* { 0xef700000, 0x10800000, 0x00001000, MT_DEVICE },*/ /* SCOOP */ - { 0xef800000, 0x00000000, 0x00800000, MT_DEVICE }, /* Boot Flash */ -}; - -static void __init corgi_map_io(void) -{ - pxa_map_io(); - iotable_init(corgi_io_desc,ARRAY_SIZE(corgi_io_desc)); - - /* setup sleep mode values */ - PWER = 0x00000002; - PFER = 0x00000000; - PRER = 0x00000002; - PGSR0 = 0x0158C000; - PGSR1 = 0x00FF0080; - PGSR2 = 0x0001C004; - /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ - PCFR |= PCFR_OPDE; -} - #ifdef CONFIG_MACH_CORGI MACHINE_START(CORGI, "SHARP Corgi") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, - .map_io = corgi_map_io, - .init_irq = corgi_init_irq, + .map_io = pxa_map_io, + .init_irq = pxa25x_init_irq, .init_machine = corgi_init, .timer = &pxa_timer, MACHINE_END @@ -279,12 +391,11 @@ MACHINE_END #ifdef CONFIG_MACH_SHEPHERD MACHINE_START(SHEPHERD, "SHARP Shepherd") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, - .map_io = corgi_map_io, - .init_irq = corgi_init_irq, + .map_io = pxa_map_io, + .init_irq = pxa25x_init_irq, .init_machine = corgi_init, .timer = &pxa_timer, MACHINE_END @@ -292,12 +403,11 @@ MACHINE_END #ifdef CONFIG_MACH_HUSKY MACHINE_START(HUSKY, "SHARP Husky") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, - .map_io = corgi_map_io, - .init_irq = corgi_init_irq, + .map_io = pxa_map_io, + .init_irq = pxa25x_init_irq, .init_machine = corgi_init, .timer = &pxa_timer, MACHINE_END