diff options
Diffstat (limited to 'arch/arm/mach-mx3/mx31lite-db.c')
| -rw-r--r-- | arch/arm/mach-mx3/mx31lite-db.c | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/arch/arm/mach-mx3/mx31lite-db.c b/arch/arm/mach-mx3/mx31lite-db.c deleted file mode 100644 index 3124ea837ac..00000000000 --- a/arch/arm/mach-mx3/mx31lite-db.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * LogicPD i.MX31 SOM-LV development board support - * - * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de> - * - * based on code for other MX31 boards, - * - * Copyright 2005-2007 Freescale Semiconductor - * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com> - * 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. - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/gpio.h> -#include <linux/leds.h> -#include <linux/platform_device.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/hardware.h> -#include <mach/common.h> -#include <mach/iomux-mx3.h> -#include <mach/board-mx31lite.h> - -#include "devices-imx31.h" -#include "devices.h" - -/* - * This file contains board-specific initialization routines for the - * LogicPD i.MX31 SOM-LV development board, aka 'LiteKit'. - * If you design an own baseboard for the module, use this file as base - * for support code. - */ - -static unsigned int litekit_db_board_pins[] __initdata = { - /* UART1 */ - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, - /* SPI 0 */ - MX31_PIN_CSPI1_SCLK__SCLK, - MX31_PIN_CSPI1_MOSI__MOSI, - MX31_PIN_CSPI1_MISO__MISO, - MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, - MX31_PIN_CSPI1_SS0__SS0, - MX31_PIN_CSPI1_SS1__SS1, - MX31_PIN_CSPI1_SS2__SS2, - /* SDHC1 */ - MX31_PIN_SD1_DATA0__SD1_DATA0, - MX31_PIN_SD1_DATA1__SD1_DATA1, - MX31_PIN_SD1_DATA2__SD1_DATA2, - MX31_PIN_SD1_DATA3__SD1_DATA3, - MX31_PIN_SD1_CLK__SD1_CLK, - MX31_PIN_SD1_CMD__SD1_CMD, -}; - -/* UART */ -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -/* MMC */ - -static int gpio_det, gpio_wp; - -#define MMC_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ - PAD_CTL_ODE_CMOS) - -static int mxc_mmc1_get_ro(struct device *dev) -{ - return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_GPIO1_6)); -} - -static int mxc_mmc1_init(struct device *dev, - irq_handler_t detect_irq, void *data) -{ - int ret; - - gpio_det = IOMUX_TO_GPIO(MX31_PIN_DCD_DCE1); - gpio_wp = IOMUX_TO_GPIO(MX31_PIN_GPIO1_6); - - mxc_iomux_set_pad(MX31_PIN_SD1_DATA0, - MMC_PAD_CFG | PAD_CTL_PUE_PUD | PAD_CTL_100K_PU); - mxc_iomux_set_pad(MX31_PIN_SD1_DATA1, - MMC_PAD_CFG | PAD_CTL_PUE_PUD | PAD_CTL_100K_PU); - mxc_iomux_set_pad(MX31_PIN_SD1_DATA2, - MMC_PAD_CFG | PAD_CTL_PUE_PUD | PAD_CTL_100K_PU); - mxc_iomux_set_pad(MX31_PIN_SD1_DATA3, - MMC_PAD_CFG | PAD_CTL_PUE_PUD | PAD_CTL_100K_PU); - mxc_iomux_set_pad(MX31_PIN_SD1_CMD, - MMC_PAD_CFG | PAD_CTL_PUE_PUD | PAD_CTL_100K_PU); - mxc_iomux_set_pad(MX31_PIN_SD1_CLK, MMC_PAD_CFG); - - ret = gpio_request(gpio_det, "MMC detect"); - if (ret) - return ret; - - ret = gpio_request(gpio_wp, "MMC w/p"); - if (ret) - goto exit_free_det; - - gpio_direction_input(gpio_det); - gpio_direction_input(gpio_wp); - - ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_DCD_DCE1), detect_irq, - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "MMC detect", data); - if (ret) - goto exit_free_wp; - - return 0; - -exit_free_wp: - gpio_free(gpio_wp); - -exit_free_det: - gpio_free(gpio_det); - - return ret; -} - -static void mxc_mmc1_exit(struct device *dev, void *data) -{ - gpio_free(gpio_det); - gpio_free(gpio_wp); - free_irq(IOMUX_TO_IRQ(MX31_PIN_DCD_DCE1), data); -} - -static const struct imxmmc_platform_data mmc_pdata __initconst = { - .get_ro = mxc_mmc1_get_ro, - .init = mxc_mmc1_init, - .exit = mxc_mmc1_exit, -}; - -/* SPI */ - -static int spi_internal_chipselect[] = { - MXC_SPI_CS(0), - MXC_SPI_CS(1), - MXC_SPI_CS(2), -}; - -static const struct spi_imx_master spi0_pdata __initconst = { - .chipselect = spi_internal_chipselect, - .num_chipselect = ARRAY_SIZE(spi_internal_chipselect), -}; - -/* GPIO LEDs */ - -static struct gpio_led litekit_leds[] = { - { - .name = "GPIO0", - .gpio = IOMUX_TO_GPIO(MX31_PIN_COMPARE), - .active_low = 1, - .default_state = LEDS_GPIO_DEFSTATE_OFF, - }, - { - .name = "GPIO1", - .gpio = IOMUX_TO_GPIO(MX31_PIN_CAPTURE), - .active_low = 1, - .default_state = LEDS_GPIO_DEFSTATE_OFF, - } -}; - -static struct gpio_led_platform_data litekit_led_platform_data = { - .leds = litekit_leds, - .num_leds = ARRAY_SIZE(litekit_leds), -}; - -static struct platform_device litekit_led_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &litekit_led_platform_data, - }, -}; - -void __init mx31lite_db_init(void) -{ - mxc_iomux_setup_multiple_pins(litekit_db_board_pins, - ARRAY_SIZE(litekit_db_board_pins), - "development board pins"); - imx31_add_imx_uart0(&uart_pdata); - imx31_add_mxc_mmc(0, &mmc_pdata); - imx31_add_spi_imx0(&spi0_pdata); - platform_device_register(&litekit_led_device); - imx31_add_imx2_wdt(NULL); - mxc_register_device(&imx_rtc_device0, NULL); -} |