1 files changed, 249 insertions, 11 deletions

diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 102916f1e465..d37cfa132a65 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -3,9 +3,10 @@
  *
  * 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
@@ -16,30 +17,41 @@
 #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
 
@@ -53,7 +65,7 @@
 #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,
@@ -137,7 +149,6 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
         GPIO36_UART1_DTR,
 
         /* GPIOs */
-        GPIO79_GPIO,                    /* LED */
         GPIO82_GPIO | MFP_PULL_HIGH,    /* MMC CD */
         GPIO85_GPIO,                    /* MMC WP */
         GPIO99_GPIO,                    /* Ethernet IRQ */
@@ -151,6 +162,50 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
         /* 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)
@@ -195,17 +250,18 @@ static void __init cm_x300_init_dm9000(void)
 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,
@@ -227,7 +283,7 @@ static struct pxafb_mode_info cm_x300_lcd_modes[] = {
 
 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,
 };
 
@@ -239,6 +295,87 @@ static void __init cm_x300_init_lcd(void)
 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] = {
@@ -333,9 +470,19 @@ static inline void cm_x300_init_mmc(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_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)
@@ -351,7 +498,6 @@ static struct gpio_led cm_x300_leds[] = {
         [0] = {
                 .name = "cm-x300:green",
                 .default_trigger = "heartbeat",
-                .gpio = 79,
                 .active_low = 1,
         },
 };
@@ -371,6 +517,11 @@ static struct platform_device cm_x300_led_device = {
 
 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
@@ -433,11 +584,94 @@ static void __init cm_x300_init_rtc(void)
 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();
@@ -445,7 +679,11 @@ static void __init cm_x300_init(void)
         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,