diff options
Diffstat (limited to 'arch/arm/mach-pxa/magician.c')
| -rw-r--r-- | arch/arm/mach-pxa/magician.c | 486 |
1 files changed, 475 insertions, 11 deletions
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index d98ef7ada2f..d70be75bd19 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -16,24 +16,106 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/delay.h> #include <linux/gpio_keys.h> #include <linux/input.h> +#include <linux/mfd/htc-egpio.h> +#include <linux/mfd/htc-pasic3.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/physmap.h> +#include <linux/pda_power.h> #include <asm/gpio.h> #include <asm/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/arch/magician.h> +#include <asm/arch/mfp-pxa27x.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/pxafb.h> +#include <asm/arch/i2c.h> +#include <asm/arch/mmc.h> #include <asm/arch/irda.h> #include <asm/arch/ohci.h> #include "generic.h" +static unsigned long magician_pin_config[] = { + + /* SDRAM and Static Memory I/O Signals */ + GPIO20_nSDCS_2, + GPIO21_nSDCS_3, + GPIO15_nCS_1, + GPIO78_nCS_2, /* PASIC3 */ + GPIO79_nCS_3, /* EGPIO CPLD */ + GPIO80_nCS_4, + GPIO33_nCS_5, + + /* I2C */ + GPIO117_I2C_SCL, + GPIO118_I2C_SDA, + + /* PWM 0 */ + GPIO16_PWM0_OUT, + + /* I2S */ + GPIO28_I2S_BITCLK_OUT, + GPIO29_I2S_SDATA_IN, + GPIO31_I2S_SYNC, + GPIO113_I2S_SYSCLK, + + /* SSP 2 */ + GPIO19_SSP2_SCLK, + GPIO14_SSP2_SFRM, + GPIO89_SSP2_TXD, + GPIO88_SSP2_RXD, + + /* MMC */ + GPIO32_MMC_CLK, + GPIO92_MMC_DAT_0, + GPIO109_MMC_DAT_1, + GPIO110_MMC_DAT_2, + GPIO111_MMC_DAT_3, + GPIO112_MMC_CMD, + + /* 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, + + /* QCI */ + GPIO12_CIF_DD_7, + GPIO17_CIF_DD_6, + GPIO50_CIF_DD_3, + GPIO51_CIF_DD_2, + GPIO52_CIF_DD_4, + GPIO53_CIF_MCLK, + GPIO54_CIF_PCLK, + GPIO55_CIF_DD_1, + GPIO81_CIF_DD_0, + GPIO82_CIF_DD_5, + GPIO84_CIF_FV, + GPIO85_CIF_LV, +}; + /* * IRDA */ @@ -83,8 +165,64 @@ static struct platform_device gpio_keys = { .id = -1, }; + +/* + * EGPIO (Xilinx CPLD) + * + * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input + */ + +static struct resource egpio_resources[] = { + [0] = { + .start = PXA_CS3_PHYS, + .end = PXA_CS3_PHYS + 0x20, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ), + .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct htc_egpio_chip egpio_chips[] = { + [0] = { + .reg_start = 0, + .gpio_base = MAGICIAN_EGPIO(0, 0), + .num_gpios = 24, + .direction = HTC_EGPIO_OUTPUT, + .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */ + }, + [1] = { + .reg_start = 4, + .gpio_base = MAGICIAN_EGPIO(4, 0), + .num_gpios = 24, + .direction = HTC_EGPIO_INPUT, + }, +}; + +static struct htc_egpio_platform_data egpio_info = { + .reg_width = 8, + .bus_width = 32, + .irq_base = IRQ_BOARD_START, + .num_irqs = 4, + .ack_register = 3, + .chip = egpio_chips, + .num_chips = ARRAY_SIZE(egpio_chips), +}; + +static struct platform_device egpio = { + .name = "htc-egpio", + .id = -1, + .resource = egpio_resources, + .num_resources = ARRAY_SIZE(egpio_resources), + .dev = { + .platform_data = &egpio_info, + }, +}; + /* - * LCD - Toppoly TD028STEB1 + * LCD - Toppoly TD028STEB1 or Samsung LTP280QV */ static struct pxafb_mode_info toppoly_modes[] = { @@ -103,12 +241,99 @@ static struct pxafb_mode_info toppoly_modes[] = { }, }; +static struct pxafb_mode_info samsung_modes[] = { + { + .pixclock = 96153, + .bpp = 16, + .xres = 240, + .yres = 320, + .hsync_len = 8, + .vsync_len = 4, + .left_margin = 9, + .upper_margin = 4, + .right_margin = 9, + .lower_margin = 4, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + }, +}; + +static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si) +{ + pr_debug("Toppoly LCD power\n"); + + if (on) { + pr_debug("on\n"); + gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1); + udelay(2000); + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); + udelay(2000); + /* FIXME: enable LCDC here */ + udelay(2000); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1); + udelay(2000); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1); + } else { + pr_debug("off\n"); + msleep(15); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0); + udelay(500); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0); + udelay(1000); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0); + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); + } +} + +static void samsung_lcd_power(int on, struct fb_var_screeninfo *si) +{ + pr_debug("Samsung LCD power\n"); + + if (on) { + pr_debug("on\n"); + if (system_rev < 3) + gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1); + else + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); + mdelay(10); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1); + mdelay(10); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1); + mdelay(30); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1); + mdelay(10); + } else { + pr_debug("off\n"); + mdelay(10); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0); + mdelay(30); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0); + mdelay(10); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0); + mdelay(10); + if (system_rev < 3) + gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0); + else + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); + } +} + static struct pxafb_mach_info toppoly_info = { - .modes = toppoly_modes, - .num_modes = 1, - .fixed_modes = 1, - .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, - .lccr3 = LCCR3_PixRsEdg, + .modes = toppoly_modes, + .num_modes = 1, + .fixed_modes = 1, + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_PixRsEdg, + .pxafb_lcd_power = toppoly_lcd_power, +}; + +static struct pxafb_mach_info samsung_info = { + .modes = samsung_modes, + .num_modes = 1, + .fixed_modes = 1, + .lccr0 = LCCR0_LDDALT | LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_PixFlEdg, + .pxafb_lcd_power = samsung_lcd_power, }; /* @@ -120,9 +345,18 @@ static void magician_set_bl_intensity(int intensity) if (intensity) { PWM_CTRL0 = 1; PWM_PERVAL0 = 0xc8; - PWM_PWDUTY0 = intensity; + 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); } else { + /* PWM_PWDUTY0 = intensity; */ + gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 0); pxa_set_cken(CKEN_PWM0, 0); } } @@ -130,18 +364,215 @@ static void magician_set_bl_intensity(int intensity) static struct generic_bl_info backlight_info = { .default_intensity = 0x64, .limit_mask = 0x0b, - .max_intensity = 0xc7, + .max_intensity = 0xc7+0x48, .set_bl_intensity = magician_set_bl_intensity, }; static struct platform_device backlight = { - .name = "corgi-bl", + .name = "generic-bl", .dev = { .platform_data = &backlight_info, }, .id = -1, }; +/* + * LEDs + */ + +struct gpio_led gpio_leds[] = { + { + .name = "magician::vibra", + .default_trigger = "none", + .gpio = GPIO22_MAGICIAN_VIBRA_EN, + }, + { + .name = "magician::phone_bl", + .default_trigger = "none", + .gpio = GPIO103_MAGICIAN_LED_KP, + }, +}; + +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), +}; + +static struct platform_device leds_gpio = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &gpio_led_info, + }, +}; + +static struct pasic3_led pasic3_leds[] = { + { + .led = { + .name = "magician:red", + .default_trigger = "ds2760-battery.0-charging", + }, + .hw_num = 0, + .bit2 = PASIC3_BIT2_LED0, + .mask = PASIC3_MASK_LED0, + }, + { + .led = { + .name = "magician:green", + .default_trigger = "ds2760-battery.0-charging-or-full", + }, + .hw_num = 1, + .bit2 = PASIC3_BIT2_LED1, + .mask = PASIC3_MASK_LED1, + }, + { + .led = { + .name = "magician:blue", + .default_trigger = "bluetooth", + }, + .hw_num = 2, + .bit2 = PASIC3_BIT2_LED2, + .mask = PASIC3_MASK_LED2, + }, +}; + +static struct platform_device pasic3; + +static struct pasic3_leds_machinfo __devinit pasic3_leds_info = { + .num_leds = ARRAY_SIZE(pasic3_leds), + .power_gpio = EGPIO_MAGICIAN_LED_POWER, + .leds = pasic3_leds, +}; + +/* + * PASIC3 with DS1WM + */ + +static struct resource pasic3_resources[] = { + [0] = { + .start = PXA_CS2_PHYS, + .end = PXA_CS2_PHYS + 0x1b, + .flags = IORESOURCE_MEM, + }, + /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */ + [1] = { + .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ), + .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + } +}; + +static struct pasic3_platform_data pasic3_platform_data = { + .bus_shift = 2, + .led_pdata = &pasic3_leds_info, + .clock_rate = 4000000, +}; + +static struct platform_device pasic3 = { + .name = "pasic3", + .id = -1, + .num_resources = ARRAY_SIZE(pasic3_resources), + .resource = pasic3_resources, + .dev = { + .platform_data = &pasic3_platform_data, + }, +}; + +/* + * External power + */ + +static int magician_is_ac_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC); +} + +static int magician_is_usb_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB); +} + +static void magician_set_charge(int flags) +{ + gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags); + gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags); +} + +static char *magician_supplicants[] = { + "ds2760-battery.0", "backup-battery" +}; + +static struct pda_power_pdata power_supply_info = { + .is_ac_online = magician_is_ac_online, + .is_usb_online = magician_is_usb_online, + .set_charge = magician_set_charge, + .supplied_to = magician_supplicants, + .num_supplicants = ARRAY_SIZE(magician_supplicants), +}; + +static struct resource power_supply_resources[] = { + [0] = { + .name = "ac", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, + [1] = { + .name = "usb", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, +}; + +static struct platform_device power_supply = { + .name = "pda-power", + .id = -1, + .dev = { + .platform_data = &power_supply_info, + }, + .resource = power_supply_resources, + .num_resources = ARRAY_SIZE(power_supply_resources), +}; + + +/* + * MMC/SD + */ + +static int magician_mci_init(struct device *dev, + irq_handler_t detect_irq, void *data) +{ + return request_irq(IRQ_MAGICIAN_SD, detect_irq, + IRQF_DISABLED | IRQF_SAMPLE_RANDOM, + "MMC card detect", data); +} + +static void magician_mci_setpower(struct device *dev, unsigned int vdd) +{ + struct pxamci_platform_data *pdata = dev->platform_data; + + gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask); +} + +static int magician_mci_get_ro(struct device *dev) +{ + return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY)); +} + +static void magician_mci_exit(struct device *dev, void *data) +{ + free_irq(IRQ_MAGICIAN_SD, data); +} + +static struct pxamci_platform_data magician_mci_info = { + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = magician_mci_init, + .get_ro = magician_mci_get_ro, + .setpower = magician_mci_setpower, + .exit = magician_mci_exit, +}; + /* * USB OHCI @@ -166,6 +597,11 @@ static struct pxaohci_platform_data magician_ohci_info = { * StrataFlash */ +static void magician_set_vpp(struct map_info *map, int vpp) +{ + gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp); +} + #define PXA_CS_SIZE 0x04000000 static struct resource strataflash_resource = { @@ -176,13 +612,14 @@ static struct resource strataflash_resource = { static struct physmap_flash_data strataflash_data = { .width = 4, + .set_vpp = magician_set_vpp, }; static struct platform_device strataflash = { .name = "physmap-flash", .id = -1, - .num_resources = 1, .resource = &strataflash_resource, + .num_resources = 1, .dev = { .platform_data = &strataflash_data, }, @@ -194,16 +631,43 @@ static struct platform_device strataflash = { static struct platform_device *devices[] __initdata = { &gpio_keys, + &egpio, &backlight, + &pasic3, + &power_supply, &strataflash, + &leds_gpio, }; static void __init magician_init(void) { + void __iomem *cpld; + int lcd_select; + + pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config)); + platform_add_devices(devices, ARRAY_SIZE(devices)); + 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); - set_pxa_fb_info(&toppoly_info); + + /* Check LCD type we have */ + cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000); + if (cpld) { + u8 board_id = __raw_readb(cpld+0x14); + 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); + set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info); + } else + pr_err("LCD detection: CPLD mapping failed\n"); } |