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-rw-r--r--arch/arm/mach-pxa/cm-x300.c865
1 files changed, 865 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
new file mode 100644
index 00000000..8a034872
--- /dev/null
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -0,0 +1,865 @@
+/*
+ * 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.
+ */
+
+#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_backlight.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c/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 <mach/pxa300.h>
+#include <mach/pxa27x-udc.h>
+#include <mach/pxafb.h>
+#include <mach/mmc.h>
+#include <mach/ohci.h>
+#include <plat/pxa3xx_nand.h>
+#include <mach/audio.h>
+#include <mach/pxa3xx-u2d.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 IRQ_GPIO(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 = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
+ .end = IRQ_GPIO(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 platform_pwm_backlight_data cm_x300_backlight_data = {
+ .pwm_id = 2,
+ .max_brightness = 100,
+ .dft_brightness = 100,
+ .pwm_period_ns = 10000,
+};
+
+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)
+{
+ 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,
+ .parts = cm_x300_nand_partitions,
+ .nr_parts = 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(GPIO_ULPI_PHY_RST, "ulpi reset");
+ if (err) {
+ pr_err("%s: failed to request ULPI reset GPIO: %d\n",
+ __func__, err);
+ return err;
+ }
+
+ gpio_direction_output(GPIO_ULPI_PHY_RST, 0);
+ 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("%s: failed to get CLK_POUT: %d\n",
+ __func__, 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 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[] = {
+ {
+ .dev = NULL,
+ .supply = "vcc_core",
+ },
+};
+
+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);
+}
+
+static void __init cm_x300_init_wi2wi(void)
+{
+ int bt_reset, wlan_en;
+ int err;
+
+ if (system_rev < 130) {
+ wlan_en = 77;
+ bt_reset = 78;
+ } else {
+ wlan_en = 71;
+ bt_reset = 70;
+ }
+
+ /* Libertas and CSR reset */
+ err = gpio_request(wlan_en, "wlan en");
+ if (err) {
+ pr_err("CM-X300: failed to request wlan en gpio: %d\n", err);
+ } else {
+ gpio_direction_output(wlan_en, 1);
+ gpio_free(wlan_en);
+ }
+
+ err = gpio_request(bt_reset, "bt reset");
+ if (err) {
+ pr_err("CM-X300: failed to request bt reset gpio: %d\n", err);
+ } else {
+ gpio_direction_output(bt_reset, 1);
+ udelay(10);
+ gpio_set_value(bt_reset, 0);
+ udelay(10);
+ gpio_set_value(bt_reset, 1);
+ gpio_free(bt_reset);
+ }
+}
+
+/* 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();
+}
+
+static void __init cm_x300_fixup(struct machine_desc *mdesc, struct tag *tags,
+ char **cmdline, struct meminfo *mi)
+{
+ /* 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")
+ .boot_params = 0xa0000100,
+ .map_io = pxa3xx_map_io,
+ .init_irq = pxa3xx_init_irq,
+ .timer = &pxa_timer,
+ .init_machine = cm_x300_init,
+ .fixup = cm_x300_fixup,
+MACHINE_END
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-25 05:47:28 +0000