diff options
Diffstat (limited to 'arch/arm/mach-mx3/mach-mx31_3ds.c')
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31_3ds.c | 389 |
1 files changed, 0 insertions, 389 deletions
diff --git a/arch/arm/mach-mx3/mach-mx31_3ds.c b/arch/arm/mach-mx3/mach-mx31_3ds.c deleted file mode 100644 index 0d65db885be7..000000000000 --- a/arch/arm/mach-mx3/mach-mx31_3ds.c +++ /dev/null @@ -1,389 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. - * - * 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/delay.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/clk.h> -#include <linux/irq.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/mfd/mc13783.h> -#include <linux/spi/spi.h> -#include <linux/regulator/machine.h> -#include <linux/usb/otg.h> -#include <linux/usb/ulpi.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/memory.h> -#include <asm/mach/map.h> -#include <mach/common.h> -#include <mach/iomux-mx3.h> -#include <mach/3ds_debugboard.h> -#include <mach/ulpi.h> - -#include "devices-imx31.h" -#include "devices.h" - -/* CPLD IRQ line for external uart, external ethernet etc */ -#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_1) - -/* - * This file contains the board-specific initialization routines. - */ - -static int mx31_3ds_pins[] = { - /* UART1 */ - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, - IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), - /* SPI 1 */ - MX31_PIN_CSPI2_SCLK__SCLK, - MX31_PIN_CSPI2_MOSI__MOSI, - MX31_PIN_CSPI2_MISO__MISO, - MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, - MX31_PIN_CSPI2_SS0__SS0, - MX31_PIN_CSPI2_SS2__SS2, /*CS for MC13783 */ - /* MC13783 IRQ */ - IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), - /* USB OTG reset */ - IOMUX_MODE(MX31_PIN_USB_PWR, IOMUX_CONFIG_GPIO), - /* 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, - /*Keyboard*/ - MX31_PIN_KEY_ROW0_KEY_ROW0, - MX31_PIN_KEY_ROW1_KEY_ROW1, - MX31_PIN_KEY_ROW2_KEY_ROW2, - MX31_PIN_KEY_COL0_KEY_COL0, - MX31_PIN_KEY_COL1_KEY_COL1, - MX31_PIN_KEY_COL2_KEY_COL2, - MX31_PIN_KEY_COL3_KEY_COL3, - /* USB Host 2 */ - IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC), - IOMUX_MODE(MX31_PIN_PC_VS2, IOMUX_CONFIG_ALT1), - IOMUX_MODE(MX31_PIN_PC_BVD1, IOMUX_CONFIG_ALT1), - IOMUX_MODE(MX31_PIN_PC_BVD2, IOMUX_CONFIG_ALT1), - IOMUX_MODE(MX31_PIN_PC_RST, IOMUX_CONFIG_ALT1), - IOMUX_MODE(MX31_PIN_IOIS16, IOMUX_CONFIG_ALT1), - IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1), - /* USB Host2 reset */ - IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO), -}; - -/* - * Matrix keyboard - */ - -static const uint32_t mx31_3ds_keymap[] = { - KEY(0, 0, KEY_UP), - KEY(0, 1, KEY_DOWN), - KEY(1, 0, KEY_RIGHT), - KEY(1, 1, KEY_LEFT), - KEY(1, 2, KEY_ENTER), - KEY(2, 0, KEY_F6), - KEY(2, 1, KEY_F8), - KEY(2, 2, KEY_F9), - KEY(2, 3, KEY_F10), -}; - -static const struct matrix_keymap_data mx31_3ds_keymap_data __initconst = { - .keymap = mx31_3ds_keymap, - .keymap_size = ARRAY_SIZE(mx31_3ds_keymap), -}; - -/* Regulators */ -static struct regulator_init_data pwgtx_init = { - .constraints = { - .boot_on = 1, - .always_on = 1, - }, -}; - -static struct regulator_init_data gpo_init = { - .constraints = { - .boot_on = 1, - .always_on = 1, - } -}; - -static struct mc13783_regulator_init_data mx31_3ds_regulators[] = { - { - .id = MC13783_REG_PWGT1SPI, /* Power Gate for ARM core. */ - .init_data = &pwgtx_init, - }, { - .id = MC13783_REG_PWGT2SPI, /* Power Gate for L2 Cache. */ - .init_data = &pwgtx_init, - }, { - - .id = MC13783_REG_GPO1, /* Turn on 1.8V */ - .init_data = &gpo_init, - }, { - .id = MC13783_REG_GPO3, /* Turn on 3.3V */ - .init_data = &gpo_init, - }, -}; - -/* MC13783 */ -static struct mc13783_platform_data mc13783_pdata __initdata = { - .regulators = mx31_3ds_regulators, - .num_regulators = ARRAY_SIZE(mx31_3ds_regulators), - .flags = MC13783_USE_REGULATOR | MC13783_USE_TOUCHSCREEN, -}; - -/* SPI */ -static int spi1_internal_chipselect[] = { - MXC_SPI_CS(0), - MXC_SPI_CS(2), -}; - -static const struct spi_imx_master spi1_pdata __initconst = { - .chipselect = spi1_internal_chipselect, - .num_chipselect = ARRAY_SIZE(spi1_internal_chipselect), -}; - -static struct spi_board_info mx31_3ds_spi_devs[] __initdata = { - { - .modalias = "mc13783", - .max_speed_hz = 1000000, - .bus_num = 1, - .chip_select = 1, /* SS2 */ - .platform_data = &mc13783_pdata, - .irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3), - .mode = SPI_CS_HIGH, - }, -}; - -/* - * NAND Flash - */ -static const struct mxc_nand_platform_data -mx31_3ds_nand_board_info __initconst = { - .width = 1, - .hw_ecc = 1, -#ifdef MACH_MX31_3DS_MXC_NAND_USE_BBT - .flash_bbt = 1, -#endif -}; - -/* - * USB OTG - */ - -#define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ - PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) - -#define USBOTG_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_PWR) -#define USBH2_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_BYP) - -static int mx31_3ds_usbotg_init(void) -{ - int err; - - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG); - - err = gpio_request(USBOTG_RST_B, "otgusb-reset"); - if (err) { - pr_err("Failed to request the USB OTG reset gpio\n"); - return err; - } - - err = gpio_direction_output(USBOTG_RST_B, 0); - if (err) { - pr_err("Failed to drive the USB OTG reset gpio\n"); - goto usbotg_free_reset; - } - - mdelay(1); - gpio_set_value(USBOTG_RST_B, 1); - return 0; - -usbotg_free_reset: - gpio_free(USBOTG_RST_B); - return err; -} - -static int mx31_3ds_host2_init(struct platform_device *pdev) -{ - int err; - - mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_PC_VS2, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_PC_BVD1, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_PC_BVD2, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_PC_RST, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_IOIS16, USB_PAD_CFG); - mxc_iomux_set_pad(MX31_PIN_PC_RW_B, USB_PAD_CFG); - - err = gpio_request(USBH2_RST_B, "usbh2-reset"); - if (err) { - pr_err("Failed to request the USB Host 2 reset gpio\n"); - return err; - } - - err = gpio_direction_output(USBH2_RST_B, 0); - if (err) { - pr_err("Failed to drive the USB Host 2 reset gpio\n"); - goto usbotg_free_reset; - } - - mdelay(1); - gpio_set_value(USBH2_RST_B, 1); - return 0; - -usbotg_free_reset: - gpio_free(USBH2_RST_B); - return err; -} - -#if defined(CONFIG_USB_ULPI) -static struct mxc_usbh_platform_data otg_pdata __initdata = { - .portsc = MXC_EHCI_MODE_ULPI, - .flags = MXC_EHCI_POWER_PINS_ENABLED, -}; - -static struct mxc_usbh_platform_data usbh2_pdata __initdata = { - .init = mx31_3ds_host2_init, - .portsc = MXC_EHCI_MODE_ULPI, - .flags = MXC_EHCI_POWER_PINS_ENABLED, -}; -#endif - -static const struct fsl_usb2_platform_data usbotg_pdata __initconst = { - .operating_mode = FSL_USB2_DR_DEVICE, - .phy_mode = FSL_USB2_PHY_ULPI, -}; - -static int otg_mode_host; - -static int __init mx31_3ds_otg_mode(char *options) -{ - if (!strcmp(options, "host")) - otg_mode_host = 1; - else if (!strcmp(options, "device")) - otg_mode_host = 0; - else - pr_info("otg_mode neither \"host\" nor \"device\". " - "Defaulting to device\n"); - return 0; -} -__setup("otg_mode=", mx31_3ds_otg_mode); - -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -/* - * Set up static virtual mappings. - */ -static void __init mx31_3ds_map_io(void) -{ - mx31_map_io(); -} - -/*! - * Board specific initialization. - */ -static void __init mxc_board_init(void) -{ - mxc_iomux_setup_multiple_pins(mx31_3ds_pins, ARRAY_SIZE(mx31_3ds_pins), - "mx31_3ds"); - - imx31_add_imx_uart0(&uart_pdata); - imx31_add_mxc_nand(&mx31_3ds_nand_board_info); - - imx31_add_spi_imx1(&spi1_pdata); - spi_register_board_info(mx31_3ds_spi_devs, - ARRAY_SIZE(mx31_3ds_spi_devs)); - - imx31_add_imx_keypad(&mx31_3ds_keymap_data); - - mx31_3ds_usbotg_init(); -#if defined(CONFIG_USB_ULPI) - if (otg_mode_host) { - otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); - - imx31_add_mxc_ehci_otg(&otg_pdata); - } - usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, - ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT); - imx31_add_mxc_ehci_hs(2, &usbh2_pdata); -#endif - if (!otg_mode_host) - imx31_add_fsl_usb2_udc(&usbotg_pdata); - - if (mxc_expio_init(MX31_CS5_BASE_ADDR, EXPIO_PARENT_INT)) - printk(KERN_WARNING "Init of the debug board failed, all " - "devices on the debug board are unusable.\n"); - imx31_add_imx2_wdt(NULL); -} - -static void __init mx31_3ds_timer_init(void) -{ - mx31_clocks_init(26000000); -} - -static struct sys_timer mx31_3ds_timer = { - .init = mx31_3ds_timer_init, -}; - -/* - * The following uses standard kernel macros defined in arch.h in order to - * initialize __mach_desc_MX31_3DS data structure. - */ -MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)") - /* Maintainer: Freescale Semiconductor, Inc. */ - .boot_params = MX3x_PHYS_OFFSET + 0x100, - .map_io = mx31_3ds_map_io, - .init_irq = mx31_init_irq, - .init_machine = mxc_board_init, - .timer = &mx31_3ds_timer, -MACHINE_END |