diff options
Diffstat (limited to 'arch/arm/mach-mx3/mx31moboard-devboard.c')
| -rw-r--r-- | arch/arm/mach-mx3/mx31moboard-devboard.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/arch/arm/mach-mx3/mx31moboard-devboard.c b/arch/arm/mach-mx3/mx31moboard-devboard.c deleted file mode 100644 index 4704405165a..00000000000 --- a/arch/arm/mach-mx3/mx31moboard-devboard.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#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/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, -}; - -#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(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); -} |