| /* |
| * linux/arch/arm/mach-pxa/cm-x300.c |
| * |
| * Support for the CompuLab CM-X300 modules |
| * |
| * Copyright (C) 2008,2009 CompuLab Ltd. |
| * |
| * Mike Rapoport <mike@compulab.co.il> |
| * Igor Grinberg <grinberg@compulab.co.il> |
| * |
| * 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. |
| */ |
| #define pr_fmt(fmt) "%s: " fmt, __func__ |
| |
| #include <linux/module.h> |
| #include <linux/kernel.h> |
| #include <linux/interrupt.h> |
| #include <linux/init.h> |
| #include <linux/delay.h> |
| #include <linux/platform_device.h> |
| #include <linux/clk.h> |
| |
| #include <linux/gpio.h> |
| #include <linux/dm9000.h> |
| #include <linux/leds.h> |
| #include <linux/rtc-v3020.h> |
| #include <linux/pwm.h> |
| #include <linux/pwm_backlight.h> |
| |
| #include <linux/i2c.h> |
| #include <linux/platform_data/pca953x.h> |
| #include <linux/i2c/pxa-i2c.h> |
| |
| #include <linux/mfd/da903x.h> |
| #include <linux/regulator/machine.h> |
| #include <linux/power_supply.h> |
| #include <linux/apm-emulation.h> |
| |
| #include <linux/spi/spi.h> |
| #include <linux/spi/spi_gpio.h> |
| #include <linux/spi/tdo24m.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/setup.h> |
| #include <asm/system_info.h> |
| |
| #include <mach/pxa300.h> |
| #include <mach/pxa27x-udc.h> |
| #include <linux/platform_data/video-pxafb.h> |
| #include <linux/platform_data/mmc-pxamci.h> |
| #include <linux/platform_data/usb-ohci-pxa27x.h> |
| #include <linux/platform_data/mtd-nand-pxa3xx.h> |
| #include <mach/audio.h> |
| #include <linux/platform_data/usb-pxa3xx-ulpi.h> |
| |
| #include <asm/mach/map.h> |
| |
| #include "generic.h" |
| #include "devices.h" |
| |
| #define CM_X300_ETH_PHYS 0x08000010 |
| |
| #define GPIO82_MMC_IRQ (82) |
| #define GPIO85_MMC_WP (85) |
| |
| #define CM_X300_MMC_IRQ PXA_GPIO_TO_IRQ(GPIO82_MMC_IRQ) |
| |
| #define GPIO95_RTC_CS (95) |
| #define GPIO96_RTC_WR (96) |
| #define GPIO97_RTC_RD (97) |
| #define GPIO98_RTC_IO (98) |
| |
| #define GPIO_ULPI_PHY_RST (127) |
| |
| static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = { |
| /* LCD */ |
| GPIO54_LCD_LDD_0, |
| GPIO55_LCD_LDD_1, |
| GPIO56_LCD_LDD_2, |
| GPIO57_LCD_LDD_3, |
| GPIO58_LCD_LDD_4, |
| GPIO59_LCD_LDD_5, |
| GPIO60_LCD_LDD_6, |
| GPIO61_LCD_LDD_7, |
| GPIO62_LCD_LDD_8, |
| GPIO63_LCD_LDD_9, |
| GPIO64_LCD_LDD_10, |
| GPIO65_LCD_LDD_11, |
| GPIO66_LCD_LDD_12, |
| GPIO67_LCD_LDD_13, |
| GPIO68_LCD_LDD_14, |
| GPIO69_LCD_LDD_15, |
| GPIO72_LCD_FCLK, |
| GPIO73_LCD_LCLK, |
| GPIO74_LCD_PCLK, |
| GPIO75_LCD_BIAS, |
| |
| /* BTUART */ |
| GPIO111_UART2_RTS, |
| GPIO112_UART2_RXD | MFP_LPM_EDGE_FALL, |
| GPIO113_UART2_TXD, |
| GPIO114_UART2_CTS | MFP_LPM_EDGE_BOTH, |
| |
| /* STUART */ |
| GPIO109_UART3_TXD, |
| GPIO110_UART3_RXD | MFP_LPM_EDGE_FALL, |
| |
| /* AC97 */ |
| GPIO23_AC97_nACRESET, |
| GPIO24_AC97_SYSCLK, |
| GPIO29_AC97_BITCLK, |
| GPIO25_AC97_SDATA_IN_0, |
| GPIO27_AC97_SDATA_OUT, |
| GPIO28_AC97_SYNC, |
| |
| /* Keypad */ |
| GPIO115_KP_MKIN_0 | MFP_LPM_EDGE_BOTH, |
| GPIO116_KP_MKIN_1 | MFP_LPM_EDGE_BOTH, |
| GPIO117_KP_MKIN_2 | MFP_LPM_EDGE_BOTH, |
| GPIO118_KP_MKIN_3 | MFP_LPM_EDGE_BOTH, |
| GPIO119_KP_MKIN_4 | MFP_LPM_EDGE_BOTH, |
| GPIO120_KP_MKIN_5 | MFP_LPM_EDGE_BOTH, |
| GPIO2_2_KP_MKIN_6 | MFP_LPM_EDGE_BOTH, |
| GPIO3_2_KP_MKIN_7 | MFP_LPM_EDGE_BOTH, |
| GPIO121_KP_MKOUT_0, |
| GPIO122_KP_MKOUT_1, |
| GPIO123_KP_MKOUT_2, |
| GPIO124_KP_MKOUT_3, |
| GPIO125_KP_MKOUT_4, |
| GPIO4_2_KP_MKOUT_5, |
| |
| /* MMC1 */ |
| GPIO3_MMC1_DAT0, |
| GPIO4_MMC1_DAT1 | MFP_LPM_EDGE_BOTH, |
| GPIO5_MMC1_DAT2, |
| GPIO6_MMC1_DAT3, |
| GPIO7_MMC1_CLK, |
| GPIO8_MMC1_CMD, /* CMD0 for slot 0 */ |
| |
| /* MMC2 */ |
| GPIO9_MMC2_DAT0, |
| GPIO10_MMC2_DAT1 | MFP_LPM_EDGE_BOTH, |
| GPIO11_MMC2_DAT2, |
| GPIO12_MMC2_DAT3, |
| GPIO13_MMC2_CLK, |
| GPIO14_MMC2_CMD, |
| |
| /* FFUART */ |
| GPIO30_UART1_RXD | MFP_LPM_EDGE_FALL, |
| GPIO31_UART1_TXD, |
| GPIO32_UART1_CTS, |
| GPIO37_UART1_RTS, |
| GPIO33_UART1_DCD, |
| GPIO34_UART1_DSR | MFP_LPM_EDGE_FALL, |
| GPIO35_UART1_RI, |
| GPIO36_UART1_DTR, |
| |
| /* GPIOs */ |
| GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */ |
| GPIO85_GPIO, /* MMC WP */ |
| GPIO99_GPIO, /* Ethernet IRQ */ |
| |
| /* RTC GPIOs */ |
| GPIO95_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC CS */ |
| GPIO96_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC WR */ |
| GPIO97_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC RD */ |
| GPIO98_GPIO, /* RTC IO */ |
| |
| /* Standard I2C */ |
| GPIO21_I2C_SCL, |
| GPIO22_I2C_SDA, |
| |
| /* PWM Backlight */ |
| GPIO19_PWM2_OUT, |
| }; |
| |
| static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = { |
| /* GPIOs */ |
| GPIO79_GPIO, /* LED */ |
| GPIO77_GPIO, /* WiFi reset */ |
| GPIO78_GPIO, /* BT reset */ |
| }; |
| |
| static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = { |
| /* GPIOs */ |
| GPIO76_GPIO, /* LED */ |
| GPIO71_GPIO, /* WiFi reset */ |
| GPIO70_GPIO, /* BT reset */ |
| }; |
| |
| static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = { |
| /* USB PORT 2 */ |
| ULPI_STP, |
| ULPI_NXT, |
| ULPI_DIR, |
| GPIO30_ULPI_DATA_OUT_0, |
| GPIO31_ULPI_DATA_OUT_1, |
| GPIO32_ULPI_DATA_OUT_2, |
| GPIO33_ULPI_DATA_OUT_3, |
| GPIO34_ULPI_DATA_OUT_4, |
| GPIO35_ULPI_DATA_OUT_5, |
| GPIO36_ULPI_DATA_OUT_6, |
| GPIO37_ULPI_DATA_OUT_7, |
| GPIO38_ULPI_CLK, |
| /* external PHY reset pin */ |
| GPIO127_GPIO, |
| |
| /* USB PORT 3 */ |
| GPIO77_USB_P3_1, |
| GPIO78_USB_P3_2, |
| GPIO79_USB_P3_3, |
| GPIO80_USB_P3_4, |
| GPIO81_USB_P3_5, |
| GPIO82_USB_P3_6, |
| GPIO0_2_USBH_PEN, |
| }; |
| |
| #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) |
| static struct resource dm9000_resources[] = { |
| [0] = { |
| .start = CM_X300_ETH_PHYS, |
| .end = CM_X300_ETH_PHYS + 0x3, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = CM_X300_ETH_PHYS + 0x4, |
| .end = CM_X300_ETH_PHYS + 0x4 + 500, |
| .flags = IORESOURCE_MEM, |
| }, |
| [2] = { |
| .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)), |
| .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)), |
| .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
| } |
| }; |
| |
| static struct dm9000_plat_data cm_x300_dm9000_platdata = { |
| .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM, |
| }; |
| |
| static struct platform_device dm9000_device = { |
| .name = "dm9000", |
| .id = 0, |
| .num_resources = ARRAY_SIZE(dm9000_resources), |
| .resource = dm9000_resources, |
| .dev = { |
| .platform_data = &cm_x300_dm9000_platdata, |
| } |
| |
| }; |
| |
| static void __init cm_x300_init_dm9000(void) |
| { |
| platform_device_register(&dm9000_device); |
| } |
| #else |
| static inline void cm_x300_init_dm9000(void) {} |
| #endif |
| |
| /* LCD */ |
| #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
| static struct pxafb_mode_info cm_x300_lcd_modes[] = { |
| [0] = { |
| .pixclock = 38250, |
| .bpp = 16, |
| .xres = 480, |
| .yres = 640, |
| .hsync_len = 8, |
| .vsync_len = 2, |
| .left_margin = 8, |
| .upper_margin = 2, |
| .right_margin = 24, |
| .lower_margin = 4, |
| .cmap_greyscale = 0, |
| }, |
| [1] = { |
| .pixclock = 153800, |
| .bpp = 16, |
| .xres = 240, |
| .yres = 320, |
| .hsync_len = 8, |
| .vsync_len = 2, |
| .left_margin = 8, |
| .upper_margin = 2, |
| .right_margin = 88, |
| .lower_margin = 2, |
| .cmap_greyscale = 0, |
| }, |
| }; |
| |
| static struct pxafb_mach_info cm_x300_lcd = { |
| .modes = cm_x300_lcd_modes, |
| .num_modes = ARRAY_SIZE(cm_x300_lcd_modes), |
| .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
| }; |
| |
| static void __init cm_x300_init_lcd(void) |
| { |
| pxa_set_fb_info(NULL, &cm_x300_lcd); |
| } |
| #else |
| static inline void cm_x300_init_lcd(void) {} |
| #endif |
| |
| #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE) |
| static struct pwm_lookup cm_x300_pwm_lookup[] = { |
| PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.0", NULL, 10000, |
| PWM_POLARITY_NORMAL), |
| }; |
| |
| static struct platform_pwm_backlight_data cm_x300_backlight_data = { |
| .max_brightness = 100, |
| .dft_brightness = 100, |
| .enable_gpio = -1, |
| }; |
| |
| static struct platform_device cm_x300_backlight_device = { |
| .name = "pwm-backlight", |
| .dev = { |
| .parent = &pxa27x_device_pwm0.dev, |
| .platform_data = &cm_x300_backlight_data, |
| }, |
| }; |
| |
| static void cm_x300_init_bl(void) |
| { |
| pwm_add_table(cm_x300_pwm_lookup, ARRAY_SIZE(cm_x300_pwm_lookup)); |
| platform_device_register(&cm_x300_backlight_device); |
| } |
| #else |
| static inline void cm_x300_init_bl(void) {} |
| #endif |
| |
| #if defined(CONFIG_SPI_GPIO) || defined(CONFIG_SPI_GPIO_MODULE) |
| #define GPIO_LCD_BASE (144) |
| #define GPIO_LCD_DIN (GPIO_LCD_BASE + 8) /* aux_gpio3_0 */ |
| #define GPIO_LCD_DOUT (GPIO_LCD_BASE + 9) /* aux_gpio3_1 */ |
| #define GPIO_LCD_SCL (GPIO_LCD_BASE + 10) /* aux_gpio3_2 */ |
| #define GPIO_LCD_CS (GPIO_LCD_BASE + 11) /* aux_gpio3_3 */ |
| #define LCD_SPI_BUS_NUM (1) |
| |
| static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = { |
| .sck = GPIO_LCD_SCL, |
| .mosi = GPIO_LCD_DIN, |
| .miso = GPIO_LCD_DOUT, |
| .num_chipselect = 1, |
| }; |
| |
| static struct platform_device cm_x300_spi_gpio = { |
| .name = "spi_gpio", |
| .id = LCD_SPI_BUS_NUM, |
| .dev = { |
| .platform_data = &cm_x300_spi_gpio_pdata, |
| }, |
| }; |
| |
| static struct tdo24m_platform_data cm_x300_tdo24m_pdata = { |
| .model = TDO35S, |
| }; |
| |
| static struct spi_board_info cm_x300_spi_devices[] __initdata = { |
| { |
| .modalias = "tdo24m", |
| .max_speed_hz = 1000000, |
| .bus_num = LCD_SPI_BUS_NUM, |
| .chip_select = 0, |
| .controller_data = (void *) GPIO_LCD_CS, |
| .platform_data = &cm_x300_tdo24m_pdata, |
| }, |
| }; |
| |
| static void __init cm_x300_init_spi(void) |
| { |
| spi_register_board_info(cm_x300_spi_devices, |
| ARRAY_SIZE(cm_x300_spi_devices)); |
| platform_device_register(&cm_x300_spi_gpio); |
| } |
| #else |
| static inline void cm_x300_init_spi(void) {} |
| #endif |
| |
| #if defined(CONFIG_SND_PXA2XX_LIB_AC97) |
| static void __init cm_x300_init_ac97(void) |
| { |
| pxa_set_ac97_info(NULL); |
| } |
| #else |
| static inline void cm_x300_init_ac97(void) {} |
| #endif |
| |
| #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE) |
| static struct mtd_partition cm_x300_nand_partitions[] = { |
| [0] = { |
| .name = "OBM", |
| .offset = 0, |
| .size = SZ_256K, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| [1] = { |
| .name = "U-Boot", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_256K, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| [2] = { |
| .name = "Environment", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_256K, |
| }, |
| [3] = { |
| .name = "reserved", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_256K + SZ_1M, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| [4] = { |
| .name = "kernel", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_4M, |
| }, |
| [5] = { |
| .name = "fs", |
| .offset = MTDPART_OFS_APPEND, |
| .size = MTDPART_SIZ_FULL, |
| }, |
| }; |
| |
| static struct pxa3xx_nand_platform_data cm_x300_nand_info = { |
| .enable_arbiter = 1, |
| .keep_config = 1, |
| .num_cs = 1, |
| .parts[0] = cm_x300_nand_partitions, |
| .nr_parts[0] = ARRAY_SIZE(cm_x300_nand_partitions), |
| }; |
| |
| static void __init cm_x300_init_nand(void) |
| { |
| pxa3xx_set_nand_info(&cm_x300_nand_info); |
| } |
| #else |
| static inline void cm_x300_init_nand(void) {} |
| #endif |
| |
| #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) |
| static struct pxamci_platform_data cm_x300_mci_platform_data = { |
| .detect_delay_ms = 200, |
| .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
| .gpio_card_detect = GPIO82_MMC_IRQ, |
| .gpio_card_ro = GPIO85_MMC_WP, |
| .gpio_power = -1, |
| }; |
| |
| /* The second MMC slot of CM-X300 is hardwired to Libertas card and has |
| no detection/ro pins */ |
| static int cm_x300_mci2_init(struct device *dev, |
| irq_handler_t cm_x300_detect_int, |
| void *data) |
| { |
| return 0; |
| } |
| |
| static void cm_x300_mci2_exit(struct device *dev, void *data) |
| { |
| } |
| |
| static struct pxamci_platform_data cm_x300_mci2_platform_data = { |
| .detect_delay_ms = 200, |
| .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
| .init = cm_x300_mci2_init, |
| .exit = cm_x300_mci2_exit, |
| .gpio_card_detect = -1, |
| .gpio_card_ro = -1, |
| .gpio_power = -1, |
| }; |
| |
| static void __init cm_x300_init_mmc(void) |
| { |
| pxa_set_mci_info(&cm_x300_mci_platform_data); |
| pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data); |
| } |
| #else |
| static inline void cm_x300_init_mmc(void) {} |
| #endif |
| |
| #if defined(CONFIG_PXA310_ULPI) |
| static struct clk *pout_clk; |
| |
| static int cm_x300_ulpi_phy_reset(void) |
| { |
| int err; |
| |
| /* reset the PHY */ |
| err = gpio_request_one(GPIO_ULPI_PHY_RST, GPIOF_OUT_INIT_LOW, |
| "ulpi reset"); |
| if (err) { |
| pr_err("failed to request ULPI reset GPIO: %d\n", err); |
| return err; |
| } |
| |
| msleep(10); |
| gpio_set_value(GPIO_ULPI_PHY_RST, 1); |
| msleep(10); |
| |
| gpio_free(GPIO_ULPI_PHY_RST); |
| |
| return 0; |
| } |
| |
| static inline int cm_x300_u2d_init(struct device *dev) |
| { |
| int err = 0; |
| |
| if (cpu_is_pxa310()) { |
| /* CLK_POUT is connected to the ULPI PHY */ |
| pout_clk = clk_get(NULL, "CLK_POUT"); |
| if (IS_ERR(pout_clk)) { |
| err = PTR_ERR(pout_clk); |
| pr_err("failed to get CLK_POUT: %d\n", err); |
| return err; |
| } |
| clk_enable(pout_clk); |
| |
| err = cm_x300_ulpi_phy_reset(); |
| if (err) { |
| clk_disable(pout_clk); |
| clk_put(pout_clk); |
| } |
| } |
| |
| return err; |
| } |
| |
| static void cm_x300_u2d_exit(struct device *dev) |
| { |
| if (cpu_is_pxa310()) { |
| clk_disable(pout_clk); |
| clk_put(pout_clk); |
| } |
| } |
| |
| static struct pxa3xx_u2d_platform_data cm_x300_u2d_platform_data = { |
| .ulpi_mode = ULPI_SER_6PIN, |
| .init = cm_x300_u2d_init, |
| .exit = cm_x300_u2d_exit, |
| }; |
| |
| static void __init cm_x300_init_u2d(void) |
| { |
| pxa3xx_set_u2d_info(&cm_x300_u2d_platform_data); |
| } |
| #else |
| static inline void cm_x300_init_u2d(void) {} |
| #endif |
| |
| #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
| static int cm_x300_ohci_init(struct device *dev) |
| { |
| if (cpu_is_pxa300()) |
| UP2OCR = UP2OCR_HXS |
| | UP2OCR_HXOE | UP2OCR_DMPDE | UP2OCR_DPPDE; |
| |
| return 0; |
| } |
| |
| static struct pxaohci_platform_data cm_x300_ohci_platform_data = { |
| .port_mode = PMM_PERPORT_MODE, |
| .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW, |
| .init = cm_x300_ohci_init, |
| }; |
| |
| static void __init cm_x300_init_ohci(void) |
| { |
| pxa_set_ohci_info(&cm_x300_ohci_platform_data); |
| } |
| #else |
| static inline void cm_x300_init_ohci(void) {} |
| #endif |
| |
| #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
| static struct gpio_led cm_x300_leds[] = { |
| [0] = { |
| .name = "cm-x300:green", |
| .default_trigger = "heartbeat", |
| .active_low = 1, |
| }, |
| }; |
| |
| static struct gpio_led_platform_data cm_x300_gpio_led_pdata = { |
| .num_leds = ARRAY_SIZE(cm_x300_leds), |
| .leds = cm_x300_leds, |
| }; |
| |
| static struct platform_device cm_x300_led_device = { |
| .name = "leds-gpio", |
| .id = -1, |
| .dev = { |
| .platform_data = &cm_x300_gpio_led_pdata, |
| }, |
| }; |
| |
| static void __init cm_x300_init_leds(void) |
| { |
| if (system_rev < 130) |
| cm_x300_leds[0].gpio = 79; |
| else |
| cm_x300_leds[0].gpio = 76; |
| |
| platform_device_register(&cm_x300_led_device); |
| } |
| #else |
| static inline void cm_x300_init_leds(void) {} |
| #endif |
| |
| #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
| /* PCA9555 */ |
| static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = { |
| .gpio_base = 128, |
| }; |
| |
| static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = { |
| .gpio_base = 144, |
| }; |
| |
| static struct i2c_board_info cm_x300_gpio_ext_info[] = { |
| [0] = { |
| I2C_BOARD_INFO("pca9555", 0x24), |
| .platform_data = &cm_x300_gpio_ext_pdata_0, |
| }, |
| [1] = { |
| I2C_BOARD_INFO("pca9555", 0x25), |
| .platform_data = &cm_x300_gpio_ext_pdata_1, |
| }, |
| }; |
| |
| static void __init cm_x300_init_i2c(void) |
| { |
| pxa_set_i2c_info(NULL); |
| i2c_register_board_info(0, cm_x300_gpio_ext_info, |
| ARRAY_SIZE(cm_x300_gpio_ext_info)); |
| } |
| #else |
| static inline void cm_x300_init_i2c(void) {} |
| #endif |
| |
| #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) |
| struct v3020_platform_data cm_x300_v3020_pdata = { |
| .use_gpio = 1, |
| .gpio_cs = GPIO95_RTC_CS, |
| .gpio_wr = GPIO96_RTC_WR, |
| .gpio_rd = GPIO97_RTC_RD, |
| .gpio_io = GPIO98_RTC_IO, |
| }; |
| |
| static struct platform_device cm_x300_rtc_device = { |
| .name = "v3020", |
| .id = -1, |
| .dev = { |
| .platform_data = &cm_x300_v3020_pdata, |
| } |
| }; |
| |
| static void __init cm_x300_init_rtc(void) |
| { |
| platform_device_register(&cm_x300_rtc_device); |
| } |
| #else |
| static inline void cm_x300_init_rtc(void) {} |
| #endif |
| |
| /* Battery */ |
| struct power_supply_info cm_x300_psy_info = { |
| .name = "battery", |
| .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, |
| .voltage_max_design = 4200000, |
| .voltage_min_design = 3000000, |
| .use_for_apm = 1, |
| }; |
| |
| static void cm_x300_battery_low(void) |
| { |
| #if defined(CONFIG_APM_EMULATION) |
| apm_queue_event(APM_LOW_BATTERY); |
| #endif |
| } |
| |
| static void cm_x300_battery_critical(void) |
| { |
| #if defined(CONFIG_APM_EMULATION) |
| apm_queue_event(APM_CRITICAL_SUSPEND); |
| #endif |
| } |
| |
| struct da9030_battery_info cm_x300_battery_info = { |
| .battery_info = &cm_x300_psy_info, |
| |
| .charge_milliamp = 1000, |
| .charge_millivolt = 4200, |
| |
| .vbat_low = 3600, |
| .vbat_crit = 3400, |
| .vbat_charge_start = 4100, |
| .vbat_charge_stop = 4200, |
| .vbat_charge_restart = 4000, |
| |
| .vcharge_min = 3200, |
| .vcharge_max = 5500, |
| |
| .tbat_low = 197, |
| .tbat_high = 78, |
| .tbat_restart = 100, |
| |
| .batmon_interval = 0, |
| |
| .battery_low = cm_x300_battery_low, |
| .battery_critical = cm_x300_battery_critical, |
| }; |
| |
| static struct regulator_consumer_supply buck2_consumers[] = { |
| REGULATOR_SUPPLY("vcc_core", NULL), |
| }; |
| |
| static struct regulator_init_data buck2_data = { |
| .constraints = { |
| .min_uV = 1375000, |
| .max_uV = 1375000, |
| .state_mem = { |
| .enabled = 0, |
| }, |
| .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, |
| .apply_uV = 1, |
| }, |
| .num_consumer_supplies = ARRAY_SIZE(buck2_consumers), |
| .consumer_supplies = buck2_consumers, |
| }; |
| |
| /* DA9030 */ |
| struct da903x_subdev_info cm_x300_da9030_subdevs[] = { |
| { |
| .name = "da903x-battery", |
| .id = DA9030_ID_BAT, |
| .platform_data = &cm_x300_battery_info, |
| }, |
| { |
| .name = "da903x-regulator", |
| .id = DA9030_ID_BUCK2, |
| .platform_data = &buck2_data, |
| }, |
| }; |
| |
| static struct da903x_platform_data cm_x300_da9030_info = { |
| .num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs), |
| .subdevs = cm_x300_da9030_subdevs, |
| }; |
| |
| static struct i2c_board_info cm_x300_pmic_info = { |
| I2C_BOARD_INFO("da9030", 0x49), |
| .irq = IRQ_WAKEUP0, |
| .platform_data = &cm_x300_da9030_info, |
| }; |
| |
| static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = { |
| .use_pio = 1, |
| }; |
| |
| static void __init cm_x300_init_da9030(void) |
| { |
| pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info); |
| i2c_register_board_info(1, &cm_x300_pmic_info, 1); |
| irq_set_irq_wake(IRQ_WAKEUP0, 1); |
| } |
| |
| /* wi2wi gpio setting for system_rev >= 130 */ |
| static struct gpio cm_x300_wi2wi_gpios[] __initdata = { |
| { 71, GPIOF_OUT_INIT_HIGH, "wlan en" }, |
| { 70, GPIOF_OUT_INIT_HIGH, "bt reset" }, |
| }; |
| |
| static void __init cm_x300_init_wi2wi(void) |
| { |
| int err; |
| |
| if (system_rev < 130) { |
| cm_x300_wi2wi_gpios[0].gpio = 77; /* wlan en */ |
| cm_x300_wi2wi_gpios[1].gpio = 78; /* bt reset */ |
| } |
| |
| /* Libertas and CSR reset */ |
| err = gpio_request_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios)); |
| if (err) { |
| pr_err("failed to request wifi/bt gpios: %d\n", err); |
| return; |
| } |
| |
| udelay(10); |
| gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 0); |
| udelay(10); |
| gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 1); |
| |
| gpio_free_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios)); |
| } |
| |
| /* MFP */ |
| static void __init cm_x300_init_mfp(void) |
| { |
| /* board-processor specific GPIO initialization */ |
| pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg)); |
| |
| if (system_rev < 130) |
| pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg)); |
| else |
| pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg)); |
| |
| if (cpu_is_pxa310()) |
| pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg)); |
| } |
| |
| static void __init cm_x300_init(void) |
| { |
| cm_x300_init_mfp(); |
| |
| pxa_set_btuart_info(NULL); |
| pxa_set_stuart_info(NULL); |
| if (cpu_is_pxa300()) |
| pxa_set_ffuart_info(NULL); |
| |
| cm_x300_init_da9030(); |
| cm_x300_init_dm9000(); |
| cm_x300_init_lcd(); |
| cm_x300_init_u2d(); |
| cm_x300_init_ohci(); |
| cm_x300_init_mmc(); |
| cm_x300_init_nand(); |
| cm_x300_init_leds(); |
| cm_x300_init_i2c(); |
| cm_x300_init_spi(); |
| cm_x300_init_rtc(); |
| cm_x300_init_ac97(); |
| cm_x300_init_wi2wi(); |
| cm_x300_init_bl(); |
| |
| regulator_has_full_constraints(); |
| } |
| |
| static void __init cm_x300_fixup(struct tag *tags, char **cmdline) |
| { |
| /* Make sure that mi->bank[0].start = PHYS_ADDR */ |
| for (; tags->hdr.size; tags = tag_next(tags)) |
| if (tags->hdr.tag == ATAG_MEM && |
| tags->u.mem.start == 0x80000000) { |
| tags->u.mem.start = 0xa0000000; |
| break; |
| } |
| } |
| |
| MACHINE_START(CM_X300, "CM-X300 module") |
| .atag_offset = 0x100, |
| .map_io = pxa3xx_map_io, |
| .nr_irqs = PXA_NR_IRQS, |
| .init_irq = pxa3xx_init_irq, |
| .handle_irq = pxa3xx_handle_irq, |
| .init_time = pxa_timer_init, |
| .init_machine = cm_x300_init, |
| .fixup = cm_x300_fixup, |
| .restart = pxa_restart, |
| MACHINE_END |