diff options
Diffstat (limited to 'arch/arm/mach-pxa/idp.c')
| -rw-r--r-- | arch/arm/mach-pxa/idp.c | 170 |
1 files changed, 128 insertions, 42 deletions
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index 0a9434432c5..343c4e3a7c5 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -25,17 +25,17 @@ #include <asm/setup.h> #include <asm/memory.h> #include <asm/mach-types.h> -#include <asm/hardware.h> +#include <mach/hardware.h> #include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/idp.h> -#include <asm/arch/pxafb.h> -#include <asm/arch/bitfield.h> -#include <asm/arch/mmc.h> +#include <mach/pxa25x.h> +#include <mach/idp.h> +#include <linux/platform_data/video-pxafb.h> +#include <mach/bitfield.h> +#include <linux/platform_data/mmc-pxamci.h> #include "generic.h" #include "devices.h" @@ -45,6 +45,29 @@ * - Ethernet interrupt */ +static unsigned long idp_pin_config[] __initdata = { + /* LCD */ + GPIOxx_LCD_DSTN_16BPP, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + GPIO45_BTUART_RTS, + + /* STUART */ + GPIO46_STUART_RXD, + GPIO47_STUART_TXD, + + /* MMC */ + GPIO6_MMC_CLK, + GPIO8_MMC_CS0, + + /* Ethernet */ + GPIO33_nCS_5, /* Ethernet CS */ + GPIO4_GPIO, /* Ethernet IRQ */ +}; + static struct resource smc91x_resources[] = { [0] = { .start = (IDP_ETH_PHYS + 0x300), @@ -52,8 +75,8 @@ static struct resource smc91x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = IRQ_GPIO(4), - .end = IRQ_GPIO(4), + .start = PXA_GPIO_TO_IRQ(4), + .end = PXA_GPIO_TO_IRQ(4), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; @@ -120,44 +143,34 @@ static struct pxafb_mach_info sharp_lm8v31 = { .num_modes = 1, .cmap_inverse = 0, .cmap_static = 0, - .lccr0 = LCCR0_SDS, - .lccr3 = LCCR3_PCP | LCCR3_Acb(255), + .lcd_conn = LCD_COLOR_DSTN_16BPP | LCD_PCLK_EDGE_FALL | + LCD_AC_BIAS_FREQ(255), .pxafb_backlight_power = &idp_backlight_power, .pxafb_lcd_power = &idp_lcd_power }; -static int idp_mci_init(struct device *dev, irq_handler_t idp_detect_int, void *data) -{ - /* setup GPIO for PXA25x MMC controller */ - pxa_gpio_mode(GPIO6_MMCCLK_MD); - pxa_gpio_mode(GPIO8_MMCCS0_MD); - - return 0; -} - static struct pxamci_platform_data idp_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .init = idp_mci_init, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .gpio_card_detect = -1, + .gpio_card_ro = -1, + .gpio_power = -1, }; static void __init idp_init(void) { printk("idp_init()\n"); + pxa2xx_mfp_config(ARRAY_AND_SIZE(idp_pin_config)); + pxa_set_ffuart_info(NULL); + pxa_set_btuart_info(NULL); + pxa_set_stuart_info(NULL); + platform_device_register(&smc91x_device); //platform_device_register(&mst_audio_device); - set_pxa_fb_info(&sharp_lm8v31); + pxa_set_fb_info(NULL, &sharp_lm8v31); pxa_set_mci_info(&idp_mci_platform_data); } -static void __init idp_init_irq(void) -{ - - pxa25x_init_irq(); - - set_irq_type(TOUCH_PANEL_IRQ, TOUCH_PANEL_IRQ_EDGE); -} - static struct map_desc idp_io_desc[] __initdata = { { .virtual = IDP_COREVOLT_VIRT, @@ -174,26 +187,99 @@ static struct map_desc idp_io_desc[] __initdata = { static void __init idp_map_io(void) { - pxa_map_io(); + pxa25x_map_io(); iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc)); +} + +/* LEDs */ +#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS) +struct idp_led { + struct led_classdev cdev; + u8 mask; +}; + +/* + * The triggers lines up below will only be used if the + * LED triggers are compiled in. + */ +static const struct { + const char *name; + const char *trigger; +} idp_leds[] = { + { "idp:green", "heartbeat", }, + { "idp:red", "cpu0", }, +}; + +static void idp_led_set(struct led_classdev *cdev, + enum led_brightness b) +{ + struct idp_led *led = container_of(cdev, + struct idp_led, cdev); + u32 reg = IDP_CPLD_LED_CONTROL; + + if (b != LED_OFF) + reg &= ~led->mask; + else + reg |= led->mask; + + IDP_CPLD_LED_CONTROL = reg; +} + +static enum led_brightness idp_led_get(struct led_classdev *cdev) +{ + struct idp_led *led = container_of(cdev, + struct idp_led, cdev); + + return (IDP_CPLD_LED_CONTROL & led->mask) ? LED_OFF : LED_FULL; +} - // serial ports 2 & 3 - pxa_gpio_mode(GPIO42_BTRXD_MD); - pxa_gpio_mode(GPIO43_BTTXD_MD); - pxa_gpio_mode(GPIO44_BTCTS_MD); - pxa_gpio_mode(GPIO45_BTRTS_MD); - pxa_gpio_mode(GPIO46_STRXD_MD); - pxa_gpio_mode(GPIO47_STTXD_MD); +static int __init idp_leds_init(void) +{ + int i; + + if (!machine_is_pxa_idp()) + return -ENODEV; + + for (i = 0; i < ARRAY_SIZE(idp_leds); i++) { + struct idp_led *led; + + led = kzalloc(sizeof(*led), GFP_KERNEL); + if (!led) + break; + + led->cdev.name = idp_leds[i].name; + led->cdev.brightness_set = idp_led_set; + led->cdev.brightness_get = idp_led_get; + led->cdev.default_trigger = idp_leds[i].trigger; + + if (i == 0) + led->mask = IDP_HB_LED; + else + led->mask = IDP_BUSY_LED; + if (led_classdev_register(NULL, &led->cdev) < 0) { + kfree(led); + break; + } + } + + return 0; } +/* + * Since we may have triggers on any subsystem, defer registration + * until after subsystem_init. + */ +fs_initcall(idp_leds_init); +#endif MACHINE_START(PXA_IDP, "Vibren PXA255 IDP") /* Maintainer: Vibren Technologies */ - .phys_io = 0x40000000, - .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = idp_map_io, - .init_irq = idp_init_irq, - .timer = &pxa_timer, + .nr_irqs = PXA_NR_IRQS, + .init_irq = pxa25x_init_irq, + .handle_irq = pxa25x_handle_irq, + .init_time = pxa_timer_init, .init_machine = idp_init, + .restart = pxa_restart, MACHINE_END |