| /* |
| * Support for HP iPAQ hx4700 PDAs. |
| * |
| * Copyright (c) 2008-2009 Philipp Zabel |
| * |
| * Based on code: |
| * Copyright (c) 2004 Hewlett-Packard Company. |
| * Copyright (c) 2005 SDG Systems, LLC |
| * Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/platform_device.h> |
| #include <linux/delay.h> |
| #include <linux/fb.h> |
| #include <linux/gpio.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/input.h> |
| #include <linux/lcd.h> |
| #include <linux/mfd/htc-egpio.h> |
| #include <linux/mfd/asic3.h> |
| #include <linux/mtd/physmap.h> |
| #include <linux/pda_power.h> |
| #include <linux/pwm_backlight.h> |
| #include <linux/regulator/driver.h> |
| #include <linux/regulator/gpio-regulator.h> |
| #include <linux/regulator/machine.h> |
| #include <linux/regulator/max1586.h> |
| #include <linux/spi/ads7846.h> |
| #include <linux/spi/spi.h> |
| #include <linux/spi/pxa2xx_spi.h> |
| #include <linux/usb/gpio_vbus.h> |
| #include <linux/i2c/pxa-i2c.h> |
| |
| #include <mach/hardware.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| |
| #include <mach/pxa27x.h> |
| #include <mach/hx4700.h> |
| #include <mach/irda.h> |
| |
| #include <sound/ak4641.h> |
| #include <video/platform_lcd.h> |
| #include <video/w100fb.h> |
| |
| #include "devices.h" |
| #include "generic.h" |
| |
| /* Physical address space information */ |
| |
| #define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */ |
| #define ASIC3_PHYS PXA_CS3_PHYS |
| #define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000) |
| |
| static unsigned long hx4700_pin_config[] __initdata = { |
| |
| /* SDRAM and Static Memory I/O Signals */ |
| GPIO20_nSDCS_2, |
| GPIO21_nSDCS_3, |
| GPIO15_nCS_1, |
| GPIO78_nCS_2, /* W3220 */ |
| GPIO79_nCS_3, /* ASIC3 */ |
| GPIO80_nCS_4, |
| GPIO33_nCS_5, /* EGPIO, WLAN */ |
| |
| /* PC CARD */ |
| GPIO48_nPOE, |
| GPIO49_nPWE, |
| GPIO50_nPIOR, |
| GPIO51_nPIOW, |
| GPIO54_nPCE_2, |
| GPIO55_nPREG, |
| GPIO56_nPWAIT, |
| GPIO57_nIOIS16, |
| GPIO85_nPCE_1, |
| GPIO104_PSKTSEL, |
| |
| /* I2C */ |
| GPIO117_I2C_SCL, |
| GPIO118_I2C_SDA, |
| |
| /* FFUART (RS-232) */ |
| GPIO34_FFUART_RXD, |
| GPIO35_FFUART_CTS, |
| GPIO36_FFUART_DCD, |
| GPIO37_FFUART_DSR, |
| GPIO38_FFUART_RI, |
| GPIO39_FFUART_TXD, |
| GPIO40_FFUART_DTR, |
| GPIO41_FFUART_RTS, |
| |
| /* BTUART */ |
| GPIO42_BTUART_RXD, |
| GPIO43_BTUART_TXD, |
| GPIO44_BTUART_CTS, |
| GPIO45_BTUART_RTS, |
| |
| /* PWM 1 (Backlight) */ |
| GPIO17_PWM1_OUT, |
| |
| /* I2S */ |
| GPIO28_I2S_BITCLK_OUT, |
| GPIO29_I2S_SDATA_IN, |
| GPIO30_I2S_SDATA_OUT, |
| GPIO31_I2S_SYNC, |
| GPIO113_I2S_SYSCLK, |
| |
| /* SSP 1 (NavPoint) */ |
| GPIO23_SSP1_SCLK, |
| GPIO24_SSP1_SFRM, |
| GPIO25_SSP1_TXD, |
| GPIO26_SSP1_RXD, |
| |
| /* SSP 2 (TSC2046) */ |
| GPIO19_SSP2_SCLK, |
| GPIO86_SSP2_RXD, |
| GPIO87_SSP2_TXD, |
| GPIO88_GPIO, |
| |
| /* HX4700 specific input GPIOs */ |
| GPIO12_GPIO, /* ASIC3_IRQ */ |
| GPIO13_GPIO, /* W3220_IRQ */ |
| GPIO14_GPIO, /* nWLAN_IRQ */ |
| |
| GPIO10_GPIO, /* GSM_IRQ */ |
| GPIO13_GPIO, /* CPLD_IRQ */ |
| GPIO107_GPIO, /* DS1WM_IRQ */ |
| GPIO108_GPIO, /* GSM_READY */ |
| GPIO58_GPIO, /* TSC2046_nPENIRQ */ |
| GPIO66_GPIO, /* nSDIO_IRQ */ |
| }; |
| |
| /* |
| * IRDA |
| */ |
| |
| static struct pxaficp_platform_data ficp_info = { |
| .gpio_pwdown = GPIO105_HX4700_nIR_ON, |
| .transceiver_cap = IR_SIRMODE | IR_OFF, |
| }; |
| |
| /* |
| * GPIO Keys |
| */ |
| |
| #define INIT_KEY(_code, _gpio, _active_low, _desc) \ |
| { \ |
| .code = KEY_##_code, \ |
| .gpio = _gpio, \ |
| .active_low = _active_low, \ |
| .desc = _desc, \ |
| .type = EV_KEY, \ |
| .wakeup = 1, \ |
| } |
| |
| static struct gpio_keys_button gpio_keys_buttons[] = { |
| INIT_KEY(POWER, GPIO0_HX4700_nKEY_POWER, 1, "Power button"), |
| INIT_KEY(MAIL, GPIO94_HX4700_KEY_MAIL, 0, "Mail button"), |
| INIT_KEY(ADDRESSBOOK, GPIO99_HX4700_KEY_CONTACTS,0, "Contacts button"), |
| INIT_KEY(RECORD, GPIOD6_nKEY_RECORD, 1, "Record button"), |
| INIT_KEY(CALENDAR, GPIOD1_nKEY_CALENDAR, 1, "Calendar button"), |
| INIT_KEY(HOMEPAGE, GPIOD3_nKEY_HOME, 1, "Home button"), |
| }; |
| |
| static struct gpio_keys_platform_data gpio_keys_data = { |
| .buttons = gpio_keys_buttons, |
| .nbuttons = ARRAY_SIZE(gpio_keys_buttons), |
| }; |
| |
| static struct platform_device gpio_keys = { |
| .name = "gpio-keys", |
| .dev = { |
| .platform_data = &gpio_keys_data, |
| }, |
| .id = -1, |
| }; |
| |
| /* |
| * ASIC3 |
| */ |
| |
| static u16 asic3_gpio_config[] = { |
| /* ASIC3 GPIO banks A and B along with some of C and D |
| implement the buffering for the CF slot. */ |
| ASIC3_CONFIG_GPIO(0, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(1, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(2, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(3, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(4, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(5, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(6, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(7, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(8, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(9, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(10, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(11, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(12, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(13, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(14, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(15, 1, 1, 0), |
| |
| ASIC3_CONFIG_GPIO(16, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(17, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(18, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(19, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(20, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(21, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(22, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(23, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(24, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(25, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(26, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(27, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(28, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(29, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(30, 1, 1, 0), |
| ASIC3_CONFIG_GPIO(31, 1, 1, 0), |
| |
| /* GPIOC - CF, LEDs, SD */ |
| ASIC3_GPIOC0_LED0, /* red */ |
| ASIC3_GPIOC1_LED1, /* green */ |
| ASIC3_GPIOC2_LED2, /* blue */ |
| ASIC3_GPIOC4_CF_nCD, |
| ASIC3_GPIOC5_nCIOW, |
| ASIC3_GPIOC6_nCIOR, |
| ASIC3_GPIOC7_nPCE_1, |
| ASIC3_GPIOC8_nPCE_2, |
| ASIC3_GPIOC9_nPOE, |
| ASIC3_GPIOC10_nPWE, |
| ASIC3_GPIOC11_PSKTSEL, |
| ASIC3_GPIOC12_nPREG, |
| ASIC3_GPIOC13_nPWAIT, |
| ASIC3_GPIOC14_nPIOIS16, |
| ASIC3_GPIOC15_nPIOR, |
| |
| /* GPIOD: input GPIOs, CF */ |
| ASIC3_GPIOD11_nCIOIS16, |
| ASIC3_GPIOD12_nCWAIT, |
| ASIC3_GPIOD15_nPIOW, |
| }; |
| |
| static struct resource asic3_resources[] = { |
| /* GPIO part */ |
| [0] = { |
| .start = ASIC3_PHYS, |
| .end = ASIC3_PHYS + ASIC3_MAP_SIZE_16BIT - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ), |
| .end = PXA_GPIO_TO_IRQ(GPIO12_HX4700_ASIC3_IRQ), |
| .flags = IORESOURCE_IRQ, |
| }, |
| /* SD part */ |
| [2] = { |
| .start = ASIC3_SD_PHYS, |
| .end = ASIC3_SD_PHYS + ASIC3_MAP_SIZE_16BIT - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [3] = { |
| .start = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ), |
| .end = PXA_GPIO_TO_IRQ(GPIO66_HX4700_ASIC3_nSDIO_IRQ), |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct asic3_platform_data asic3_platform_data = { |
| .gpio_config = asic3_gpio_config, |
| .gpio_config_num = ARRAY_SIZE(asic3_gpio_config), |
| .irq_base = IRQ_BOARD_START, |
| .gpio_base = HX4700_ASIC3_GPIO_BASE, |
| }; |
| |
| static struct platform_device asic3 = { |
| .name = "asic3", |
| .id = -1, |
| .resource = asic3_resources, |
| .num_resources = ARRAY_SIZE(asic3_resources), |
| .dev = { |
| .platform_data = &asic3_platform_data, |
| }, |
| }; |
| |
| /* |
| * EGPIO |
| */ |
| |
| static struct resource egpio_resources[] = { |
| [0] = { |
| .start = PXA_CS5_PHYS, |
| .end = PXA_CS5_PHYS + 0x4 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct htc_egpio_chip egpio_chips[] = { |
| [0] = { |
| .reg_start = 0, |
| .gpio_base = HX4700_EGPIO_BASE, |
| .num_gpios = 8, |
| .direction = HTC_EGPIO_OUTPUT, |
| }, |
| }; |
| |
| static struct htc_egpio_platform_data egpio_info = { |
| .reg_width = 16, |
| .bus_width = 16, |
| .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 - Sony display connected to ATI Imageon w3220 |
| */ |
| |
| static void sony_lcd_init(void) |
| { |
| gpio_set_value(GPIO84_HX4700_LCD_SQN, 1); |
| gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0); |
| gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0); |
| gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 0); |
| gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0); |
| mdelay(10); |
| gpio_set_value(GPIO59_HX4700_LCD_PC1, 0); |
| gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0); |
| mdelay(20); |
| |
| gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1); |
| mdelay(5); |
| gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1); |
| |
| /* FIXME: init w3220 registers here */ |
| |
| mdelay(5); |
| gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1); |
| mdelay(10); |
| gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1); |
| mdelay(10); |
| gpio_set_value(GPIO59_HX4700_LCD_PC1, 1); |
| mdelay(10); |
| gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1); |
| } |
| |
| static void sony_lcd_off(void) |
| { |
| gpio_set_value(GPIO59_HX4700_LCD_PC1, 0); |
| gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0); |
| mdelay(10); |
| gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0); |
| mdelay(10); |
| gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0); |
| mdelay(10); |
| gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0); |
| } |
| |
| #ifdef CONFIG_PM |
| static void w3220_lcd_suspend(struct w100fb_par *wfb) |
| { |
| sony_lcd_off(); |
| } |
| |
| static void w3220_lcd_resume(struct w100fb_par *wfb) |
| { |
| sony_lcd_init(); |
| } |
| #else |
| #define w3220_lcd_resume NULL |
| #define w3220_lcd_suspend NULL |
| #endif |
| |
| static struct w100_tg_info w3220_tg_info = { |
| .suspend = w3220_lcd_suspend, |
| .resume = w3220_lcd_resume, |
| }; |
| |
| /* W3220_VGA QVGA */ |
| static struct w100_gen_regs w3220_regs = { |
| .lcd_format = 0x00000003, |
| .lcdd_cntl1 = 0x00000000, |
| .lcdd_cntl2 = 0x0003ffff, |
| .genlcd_cntl1 = 0x00abf003, /* 0x00fff003 */ |
| .genlcd_cntl2 = 0x00000003, |
| .genlcd_cntl3 = 0x000102aa, |
| }; |
| |
| static struct w100_mode w3220_modes[] = { |
| { |
| .xres = 480, |
| .yres = 640, |
| .left_margin = 15, |
| .right_margin = 16, |
| .upper_margin = 8, |
| .lower_margin = 7, |
| .crtc_ss = 0x00000000, |
| .crtc_ls = 0xa1ff01f9, /* 0x21ff01f9 */ |
| .crtc_gs = 0xc0000000, /* 0x40000000 */ |
| .crtc_vpos_gs = 0x0000028f, |
| .crtc_ps1_active = 0x00000000, /* 0x41060010 */ |
| .crtc_rev = 0, |
| .crtc_dclk = 0x80000000, |
| .crtc_gclk = 0x040a0104, |
| .crtc_goe = 0, |
| .pll_freq = 95, |
| .pixclk_divider = 4, |
| .pixclk_divider_rotated = 4, |
| .pixclk_src = CLK_SRC_PLL, |
| .sysclk_divider = 0, |
| .sysclk_src = CLK_SRC_PLL, |
| }, |
| { |
| .xres = 240, |
| .yres = 320, |
| .left_margin = 9, |
| .right_margin = 8, |
| .upper_margin = 5, |
| .lower_margin = 4, |
| .crtc_ss = 0x80150014, |
| .crtc_ls = 0xa0fb00f7, |
| .crtc_gs = 0xc0080007, |
| .crtc_vpos_gs = 0x00080007, |
| .crtc_rev = 0x0000000a, |
| .crtc_dclk = 0x81700030, |
| .crtc_gclk = 0x8015010f, |
| .crtc_goe = 0x00000000, |
| .pll_freq = 95, |
| .pixclk_divider = 4, |
| .pixclk_divider_rotated = 4, |
| .pixclk_src = CLK_SRC_PLL, |
| .sysclk_divider = 0, |
| .sysclk_src = CLK_SRC_PLL, |
| }, |
| }; |
| |
| struct w100_mem_info w3220_mem_info = { |
| .ext_cntl = 0x09640011, |
| .sdram_mode_reg = 0x00600021, |
| .ext_timing_cntl = 0x1a001545, /* 0x15001545 */ |
| .io_cntl = 0x7ddd7333, |
| .size = 0x1fffff, |
| }; |
| |
| struct w100_bm_mem_info w3220_bm_mem_info = { |
| .ext_mem_bw = 0x50413e01, |
| .offset = 0, |
| .ext_timing_ctl = 0x00043f7f, |
| .ext_cntl = 0x00000010, |
| .mode_reg = 0x00250000, |
| .io_cntl = 0x0fff0000, |
| .config = 0x08301480, |
| }; |
| |
| static struct w100_gpio_regs w3220_gpio_info = { |
| .init_data1 = 0xdfe00100, /* GPIO_DATA */ |
| .gpio_dir1 = 0xffff0000, /* GPIO_CNTL1 */ |
| .gpio_oe1 = 0x00000000, /* GPIO_CNTL2 */ |
| .init_data2 = 0x00000000, /* GPIO_DATA2 */ |
| .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */ |
| .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */ |
| }; |
| |
| static struct w100fb_mach_info w3220_info = { |
| .tg = &w3220_tg_info, |
| .mem = &w3220_mem_info, |
| .bm_mem = &w3220_bm_mem_info, |
| .gpio = &w3220_gpio_info, |
| .regs = &w3220_regs, |
| .modelist = w3220_modes, |
| .num_modes = 2, |
| .xtal_freq = 16000000, |
| }; |
| |
| static struct resource w3220_resources[] = { |
| [0] = { |
| .start = ATI_W3220_PHYS, |
| .end = ATI_W3220_PHYS + 0x00ffffff, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct platform_device w3220 = { |
| .name = "w100fb", |
| .id = -1, |
| .dev = { |
| .platform_data = &w3220_info, |
| }, |
| .num_resources = ARRAY_SIZE(w3220_resources), |
| .resource = w3220_resources, |
| }; |
| |
| static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power) |
| { |
| if (power) |
| sony_lcd_init(); |
| else |
| sony_lcd_off(); |
| } |
| |
| static struct plat_lcd_data hx4700_lcd_data = { |
| .set_power = hx4700_lcd_set_power, |
| }; |
| |
| static struct platform_device hx4700_lcd = { |
| .name = "platform-lcd", |
| .id = -1, |
| .dev = { |
| .platform_data = &hx4700_lcd_data, |
| .parent = &w3220.dev, |
| }, |
| }; |
| |
| /* |
| * Backlight |
| */ |
| |
| static struct platform_pwm_backlight_data backlight_data = { |
| .pwm_id = 1, |
| .max_brightness = 200, |
| .dft_brightness = 100, |
| .pwm_period_ns = 30923, |
| }; |
| |
| static struct platform_device backlight = { |
| .name = "pwm-backlight", |
| .id = -1, |
| .dev = { |
| .parent = &pxa27x_device_pwm1.dev, |
| .platform_data = &backlight_data, |
| }, |
| }; |
| |
| /* |
| * USB "Transceiver" |
| */ |
| |
| static struct gpio_vbus_mach_info gpio_vbus_info = { |
| .gpio_pullup = GPIO76_HX4700_USBC_PUEN, |
| .gpio_vbus = GPIOD14_nUSBC_DETECT, |
| .gpio_vbus_inverted = 1, |
| }; |
| |
| static struct platform_device gpio_vbus = { |
| .name = "gpio-vbus", |
| .id = -1, |
| .dev = { |
| .platform_data = &gpio_vbus_info, |
| }, |
| }; |
| |
| /* |
| * Touchscreen - TSC2046 connected to SSP2 |
| */ |
| |
| static const struct ads7846_platform_data tsc2046_info = { |
| .model = 7846, |
| .vref_delay_usecs = 100, |
| .pressure_max = 1024, |
| .debounce_max = 10, |
| .debounce_tol = 3, |
| .debounce_rep = 1, |
| .gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ, |
| }; |
| |
| static struct pxa2xx_spi_chip tsc2046_chip = { |
| .tx_threshold = 1, |
| .rx_threshold = 2, |
| .timeout = 64, |
| .gpio_cs = GPIO88_HX4700_TSC2046_CS, |
| }; |
| |
| static struct spi_board_info tsc2046_board_info[] __initdata = { |
| { |
| .modalias = "ads7846", |
| .bus_num = 2, |
| .max_speed_hz = 2600000, /* 100 kHz sample rate */ |
| .irq = PXA_GPIO_TO_IRQ(GPIO58_HX4700_TSC2046_nPENIRQ), |
| .platform_data = &tsc2046_info, |
| .controller_data = &tsc2046_chip, |
| }, |
| }; |
| |
| static struct pxa2xx_spi_master pxa_ssp2_master_info = { |
| .num_chipselect = 1, |
| .clock_enable = CKEN_SSP2, |
| .enable_dma = 1, |
| }; |
| |
| /* |
| * External power |
| */ |
| |
| static int power_supply_init(struct device *dev) |
| { |
| return gpio_request(GPIOD9_nAC_IN, "AC charger detect"); |
| } |
| |
| static int hx4700_is_ac_online(void) |
| { |
| return !gpio_get_value(GPIOD9_nAC_IN); |
| } |
| |
| static void power_supply_exit(struct device *dev) |
| { |
| gpio_free(GPIOD9_nAC_IN); |
| } |
| |
| static char *hx4700_supplicants[] = { |
| "ds2760-battery.0", "backup-battery" |
| }; |
| |
| static struct pda_power_pdata power_supply_info = { |
| .init = power_supply_init, |
| .is_ac_online = hx4700_is_ac_online, |
| .exit = power_supply_exit, |
| .supplied_to = hx4700_supplicants, |
| .num_supplicants = ARRAY_SIZE(hx4700_supplicants), |
| }; |
| |
| static struct resource power_supply_resources[] = { |
| [0] = { |
| .name = "ac", |
| .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | |
| IORESOURCE_IRQ_LOWEDGE, |
| .start = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN), |
| .end = PXA_GPIO_TO_IRQ(GPIOD9_nAC_IN), |
| }, |
| [1] = { |
| .name = "usb", |
| .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | |
| IORESOURCE_IRQ_LOWEDGE, |
| .start = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT), |
| .end = PXA_GPIO_TO_IRQ(GPIOD14_nUSBC_DETECT), |
| }, |
| }; |
| |
| 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), |
| }; |
| |
| /* |
| * Battery charger |
| */ |
| |
| static struct regulator_consumer_supply bq24022_consumers[] = { |
| { |
| .dev = &gpio_vbus.dev, |
| .supply = "vbus_draw", |
| }, |
| { |
| .dev = &power_supply.dev, |
| .supply = "ac_draw", |
| }, |
| }; |
| |
| static struct regulator_init_data bq24022_init_data = { |
| .constraints = { |
| .max_uA = 500000, |
| .valid_ops_mask = REGULATOR_CHANGE_CURRENT|REGULATOR_CHANGE_STATUS, |
| }, |
| .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers), |
| .consumer_supplies = bq24022_consumers, |
| }; |
| |
| static struct gpio bq24022_gpios[] = { |
| { GPIO96_HX4700_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" }, |
| }; |
| |
| static struct gpio_regulator_state bq24022_states[] = { |
| { .value = 100000, .gpios = (0 << 0) }, |
| { .value = 500000, .gpios = (1 << 0) }, |
| }; |
| |
| static struct gpio_regulator_config bq24022_info = { |
| .supply_name = "bq24022", |
| |
| .enable_gpio = GPIO72_HX4700_BQ24022_nCHARGE_EN, |
| .enable_high = 0, |
| .enabled_at_boot = 0, |
| |
| .gpios = bq24022_gpios, |
| .nr_gpios = ARRAY_SIZE(bq24022_gpios), |
| |
| .states = bq24022_states, |
| .nr_states = ARRAY_SIZE(bq24022_states), |
| |
| .type = REGULATOR_CURRENT, |
| .init_data = &bq24022_init_data, |
| }; |
| |
| static struct platform_device bq24022 = { |
| .name = "gpio-regulator", |
| .id = -1, |
| .dev = { |
| .platform_data = &bq24022_info, |
| }, |
| }; |
| |
| /* |
| * StrataFlash |
| */ |
| |
| static void hx4700_set_vpp(struct platform_device *pdev, int vpp) |
| { |
| gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp); |
| } |
| |
| static struct resource strataflash_resource = { |
| .start = PXA_CS0_PHYS, |
| .end = PXA_CS0_PHYS + SZ_128M - 1, |
| .flags = IORESOURCE_MEM, |
| }; |
| |
| static struct physmap_flash_data strataflash_data = { |
| .width = 4, |
| .set_vpp = hx4700_set_vpp, |
| }; |
| |
| static struct platform_device strataflash = { |
| .name = "physmap-flash", |
| .id = -1, |
| .resource = &strataflash_resource, |
| .num_resources = 1, |
| .dev = { |
| .platform_data = &strataflash_data, |
| }, |
| }; |
| |
| /* |
| * Maxim MAX1587A on PI2C |
| */ |
| |
| static struct regulator_consumer_supply max1587a_consumer = { |
| .supply = "vcc_core", |
| }; |
| |
| static struct regulator_init_data max1587a_v3_info = { |
| .constraints = { |
| .name = "vcc_core range", |
| .min_uV = 900000, |
| .max_uV = 1705000, |
| .always_on = 1, |
| .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, |
| }, |
| .num_consumer_supplies = 1, |
| .consumer_supplies = &max1587a_consumer, |
| }; |
| |
| static struct max1586_subdev_data max1587a_subdev = { |
| .name = "vcc_core", |
| .id = MAX1586_V3, |
| .platform_data = &max1587a_v3_info, |
| }; |
| |
| static struct max1586_platform_data max1587a_info = { |
| .num_subdevs = 1, |
| .subdevs = &max1587a_subdev, |
| .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */ |
| }; |
| |
| static struct i2c_board_info __initdata pi2c_board_info[] = { |
| { |
| I2C_BOARD_INFO("max1586", 0x14), |
| .platform_data = &max1587a_info, |
| }, |
| }; |
| |
| /* |
| * Asahi Kasei AK4641 on I2C |
| */ |
| |
| static struct ak4641_platform_data ak4641_info = { |
| .gpio_power = GPIO27_HX4700_CODEC_ON, |
| .gpio_npdn = GPIO109_HX4700_CODEC_nPDN, |
| }; |
| |
| static struct i2c_board_info i2c_board_info[] __initdata = { |
| { |
| I2C_BOARD_INFO("ak4641", 0x12), |
| .platform_data = &ak4641_info, |
| }, |
| }; |
| |
| static struct platform_device audio = { |
| .name = "hx4700-audio", |
| .id = -1, |
| }; |
| |
| |
| /* |
| * PCMCIA |
| */ |
| |
| static struct platform_device pcmcia = { |
| .name = "hx4700-pcmcia", |
| .dev = { |
| .parent = &asic3.dev, |
| }, |
| }; |
| |
| /* |
| * Platform devices |
| */ |
| |
| static struct platform_device *devices[] __initdata = { |
| &asic3, |
| &gpio_keys, |
| &backlight, |
| &w3220, |
| &hx4700_lcd, |
| &egpio, |
| &bq24022, |
| &gpio_vbus, |
| &power_supply, |
| &strataflash, |
| &audio, |
| &pcmcia, |
| }; |
| |
| static struct gpio global_gpios[] = { |
| { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" }, |
| { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" }, |
| { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" }, |
| { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" }, |
| { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" }, |
| { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" }, |
| { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" }, |
| { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" }, |
| { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" }, |
| { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" }, |
| { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" }, |
| { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" }, |
| { GPIO105_HX4700_nIR_ON, GPIOF_OUT_INIT_HIGH, "nIR_EN" }, |
| }; |
| |
| static void __init hx4700_init(void) |
| { |
| int ret; |
| |
| pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config)); |
| ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); |
| if (ret) |
| pr_err ("hx4700: Failed to request GPIOs.\n"); |
| |
| pxa_set_ffuart_info(NULL); |
| pxa_set_btuart_info(NULL); |
| pxa_set_stuart_info(NULL); |
| |
| platform_add_devices(devices, ARRAY_SIZE(devices)); |
| |
| pxa_set_ficp_info(&ficp_info); |
| pxa27x_set_i2c_power_info(NULL); |
| pxa_set_i2c_info(NULL); |
| i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info)); |
| i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info)); |
| pxa2xx_set_spi_info(2, &pxa_ssp2_master_info); |
| spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info)); |
| |
| gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0); |
| mdelay(10); |
| gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1); |
| mdelay(10); |
| } |
| |
| MACHINE_START(H4700, "HP iPAQ HX4700") |
| .atag_offset = 0x100, |
| .map_io = pxa27x_map_io, |
| .nr_irqs = HX4700_NR_IRQS, |
| .init_irq = pxa27x_init_irq, |
| .handle_irq = pxa27x_handle_irq, |
| .init_machine = hx4700_init, |
| .timer = &pxa_timer, |
| .restart = pxa_restart, |
| MACHINE_END |