1 files changed, 116 insertions, 7 deletions

diff --git a/arch/arm/mach-mx3/mx31moboard-devboard.c b/arch/arm/mach-mx3/mx31moboard-devboard.c
index d080b4add79..4704405165a 100644
--- a/arch/arm/mach-mx3/mx31moboard-devboard.c
+++ b/arch/arm/mach-mx3/mx31moboard-devboard.c
@@ -16,33 +16,142 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include <linux/types.h>
+#include <linux/fsl_devices.h>
+#include <linux/gpio.h>
 #include <linux/init.h>
-
+#include <linux/interrupt.h>
 #include <linux/platform_device.h>
+#include <linux/types.h>
 
-#include <mach/hardware.h>
 #include <mach/common.h>
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx3.h>
+#include <mach/hardware.h>
+#include <mach/mmc.h>
 
 #include "devices.h"
 
+static unsigned int devboard_pins[] = {
+	/* UART1 */
+	MX31_PIN_CTS2__CTS2, MX31_PIN_RTS2__RTS2,
+	MX31_PIN_TXD2__TXD2, MX31_PIN_RXD2__RXD2,
+	/* SDHC2 */
+	MX31_PIN_PC_PWRON__SD2_DATA3, MX31_PIN_PC_VS1__SD2_DATA2,
+	MX31_PIN_PC_READY__SD2_DATA1, MX31_PIN_PC_WAIT_B__SD2_DATA0,
+	MX31_PIN_PC_CD2_B__SD2_CLK, MX31_PIN_PC_CD1_B__SD2_CMD,
+	MX31_PIN_ATA_DIOR__GPIO3_28, MX31_PIN_ATA_DIOW__GPIO3_29,
+	/* USB OTG */
+	MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
+	MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
+	MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
+	MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
+	MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
+	MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
+	MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
+	MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
+	MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
+	MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
+	MX31_PIN_USB_OC__GPIO1_30,
+};
+
 static struct imxuart_platform_data uart_pdata = {
 	.flags = IMXUART_HAVE_RTSCTS,
 };
 
-static int mxc_uart1_pins[] = {
-	MX31_PIN_CTS2__CTS2, MX31_PIN_RTS2__RTS2,
-	MX31_PIN_TXD2__TXD2, MX31_PIN_RXD2__RXD2,
+#define SDHC2_CD IOMUX_TO_GPIO(MX31_PIN_ATA_DIOR)
+#define SDHC2_WP IOMUX_TO_GPIO(MX31_PIN_ATA_DIOW)
+
+static int devboard_sdhc2_get_ro(struct device *dev)
+{
+	return gpio_get_value(SDHC2_WP);
+}
+
+static int devboard_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
+		void *data)
+{
+	int ret;
+
+	ret = gpio_request(SDHC2_CD, "sdhc-detect");
+	if (ret)
+		return ret;
+
+	gpio_direction_input(SDHC2_CD);
+
+	ret = gpio_request(SDHC2_WP, "sdhc-wp");
+	if (ret)
+		goto err_gpio_free;
+	gpio_direction_input(SDHC2_WP);
+
+	ret = request_irq(gpio_to_irq(SDHC2_CD), detect_irq,
+		IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+		"sdhc2-card-detect", data);
+	if (ret)
+		goto err_gpio_free_2;
+
+	return 0;
+
+err_gpio_free_2:
+	gpio_free(SDHC2_WP);
+err_gpio_free:
+	gpio_free(SDHC2_CD);
+
+	return ret;
+}
+
+static void devboard_sdhc2_exit(struct device *dev, void *data)
+{
+	free_irq(gpio_to_irq(SDHC2_CD), data);
+	gpio_free(SDHC2_WP);
+	gpio_free(SDHC2_CD);
+}
+
+static struct imxmmc_platform_data sdhc2_pdata = {
+	.get_ro	= devboard_sdhc2_get_ro,
+	.init	= devboard_sdhc2_init,
+	.exit	= devboard_sdhc2_exit,
+};
+
+static struct fsl_usb2_platform_data usb_pdata = {
+	.operating_mode	= FSL_USB2_DR_DEVICE,
+	.phy_mode	= FSL_USB2_PHY_ULPI,
 };
 
+#define OTG_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST)
+#define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
+
+static void devboard_usbotg_init(void)
+{
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, OTG_PAD_CFG);
+	mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, OTG_PAD_CFG);
+
+	gpio_request(OTG_EN_B, "usb-udc-en");
+	gpio_direction_output(OTG_EN_B, 0);
+}
+
 /*
  * system init for baseboard usage. Will be called by mx31moboard init.
  */
 void __init mx31moboard_devboard_init(void)
 {
 	printk(KERN_INFO "Initializing mx31devboard peripherals\n");
-	mxc_iomux_setup_multiple_pins(mxc_uart1_pins, ARRAY_SIZE(mxc_uart1_pins), "uart1");
+
+	mxc_iomux_setup_multiple_pins(devboard_pins, ARRAY_SIZE(devboard_pins),
+		"devboard");
+
 	mxc_register_device(&mxc_uart_device1, &uart_pdata);
+
+	mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata);
+
+	devboard_usbotg_init();
+	mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
 }