*
* Support for the CompuLab CM-X300 modules
*
- * Copyright (C) 2008 CompuLab Ltd.
+ * 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
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
+#include <linux/delay.h>
#include <linux/platform_device.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/mfd/da903x.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/i2c.h>
-#include <mach/pxa3xx_nand.h>
+#include <plat/pxa3xx_nand.h>
+#include <mach/audio.h>
#include <asm/mach/map.h>
#include "generic.h"
+#include "devices.h"
#define CM_X300_ETH_PHYS 0x08000010
#define GPIO97_RTC_RD (97)
#define GPIO98_RTC_IO (98)
-static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
+static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = {
/* LCD */
GPIO54_LCD_LDD_0,
GPIO55_LCD_LDD_1,
GPIO36_UART1_DTR,
/* GPIOs */
- GPIO79_GPIO, /* LED */
GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */
GPIO85_GPIO, /* MMC WP */
GPIO99_GPIO, /* Ethernet IRQ */
/* 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 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 = 38000,
+ .pixclock = 38250,
.bpp = 16,
.xres = 480,
.yres = 640,
.hsync_len = 8,
.vsync_len = 2,
.left_margin = 8,
- .upper_margin = 0,
+ .upper_margin = 2,
.right_margin = 24,
.lower_margin = 4,
.cmap_greyscale = 0,
static struct pxafb_mach_info cm_x300_lcd = {
.modes = cm_x300_lcd_modes,
- .num_modes = 2,
+ .num_modes = ARRAY_SIZE(cm_x300_lcd_modes),
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};
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] = {
#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_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
+ .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW,
+ .init = cm_x300_ohci_init,
};
static void __init cm_x300_init_ohci(void)
[0] = {
.name = "cm-x300:green",
.default_trigger = "heartbeat",
- .gpio = 79,
.active_low = 1,
},
};
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_rtc(void) {}
#endif
-static void __init cm_x300_init(void)
+/* DA9030 */
+struct da903x_subdev_info cm_x300_da9030_subdevs[] = {
+ {
+ .name = "da903x-backlight",
+ .id = DA9030_ID_WLED,
+ }
+};
+
+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_GPIO(0),
+ .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);
+}
+
+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_x300_mfp_cfg));
+ 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_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
+ cm_x300_init_da9030();
cm_x300_init_dm9000();
cm_x300_init_lcd();
cm_x300_init_ohci();
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,
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