diff options
Diffstat (limited to 'arch/arm/boards/freescale-mx25-3ds/3stack.c')
| -rw-r--r-- | arch/arm/boards/freescale-mx25-3ds/3stack.c | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/arch/arm/boards/freescale-mx25-3ds/3stack.c b/arch/arm/boards/freescale-mx25-3ds/3stack.c deleted file mode 100644 index 3ab8c4ad52..0000000000 --- a/arch/arm/boards/freescale-mx25-3ds/3stack.c +++ /dev/null @@ -1,227 +0,0 @@ -/* - * (C) 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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 <common.h> -#include <init.h> -#include <driver.h> -#include <gpio.h> -#include <environment.h> -#include <mach/imx25-regs.h> -#include <asm/armlinux.h> -#include <asm/sections.h> -#include <asm/barebox-arm.h> -#include <io.h> -#include <envfs.h> -#include <partition.h> -#include <generated/mach-types.h> -#include <mach/imx-nand.h> -#include <platform_data/eth-fec.h> -#include <nand.h> -#include <mach/iomux-mx25.h> -#include <mach/generic.h> -#include <mach/iim.h> -#include <linux/err.h> -#include <i2c/i2c.h> -#include <mfd/mc34704.h> -#include <mach/devices-imx25.h> -#include <asm/barebox-arm-head.h> - -static struct fec_platform_data fec_info = { - .xcv_type = PHY_INTERFACE_MODE_RMII, - .phy_addr = 1, -}; - -struct imx_nand_platform_data nand_info = { - .width = 1, - .hw_ecc = 1, -}; - -#ifdef CONFIG_USB -static void imx25_usb_init(void) -{ - unsigned int tmp; - - /* Host 2 */ - tmp = readl(MX25_USB_OTG_BASE_ADDR + 0x600); - tmp &= ~(3 << 21); - tmp |= (2 << 21) | (1 << 4) | (1 << 5); - writel(tmp, MX25_USB_OTG_BASE_ADDR + 0x600); - - tmp = readl(MX25_USB_OTG_BASE_ADDR + 0x584); - tmp |= 3 << 30; - writel(tmp, MX25_USB_OTG_BASE_ADDR + 0x584); - - /* Set to Host mode */ - tmp = readl(MX25_USB_OTG_BASE_ADDR + 0x5a8); - writel(tmp | 0x3, MX25_USB_OTG_BASE_ADDR + 0x5a8); -} -#endif - -static struct i2c_board_info i2c_devices[] = { - { - I2C_BOARD_INFO("mc34704", 0x54), - }, -}; - -static int imx25_3ds_pmic_init(void) -{ - struct mc34704 *pmic; - - pmic = mc34704_get(); - if (pmic == NULL) - return -EIO; - - return mc34704_reg_write(pmic, 0x2, 0x9); -} - -static int imx25_3ds_fec_init(void) -{ - int ret; - - ret = imx25_3ds_pmic_init(); - if (ret < 0) - return ret; - - /* - * Set up the FEC_RESET_B and FEC_ENABLE GPIO pins. - * Assert FEC_RESET_B, then power up the PHY by asserting - * FEC_ENABLE, at the same time lifting FEC_RESET_B. - * - * FEC_RESET_B: gpio2[3] is ALT 5 mode of pin A17 - * FEC_ENABLE_B: gpio4[8] is ALT 5 mode of pin D12 - */ - writel(0x8, MX25_IOMUXC_BASE_ADDR + 0x0238); /* open drain */ - writel(0x0, MX25_IOMUXC_BASE_ADDR + 0x028C); /* cmos, no pu/pd */ - -#define FEC_ENABLE_GPIO 35 -#define FEC_RESET_B_GPIO 104 - - /* make the pins output */ - gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */ - gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */ - udelay(2); - - /* turn on power & lift reset */ - gpio_set_value(FEC_ENABLE_GPIO, 1); - gpio_set_value(FEC_RESET_B_GPIO, 1); - - return 0; -} -late_initcall(imx25_3ds_fec_init); - -static int imx25_3ds_devices_init(void) -{ -#ifdef CONFIG_USB - /* USB does not work yet. Don't know why. Maybe - * the CPLD has to be initialized. - */ - imx25_usb_init(); - add_generic_usb_ehci_device(DEVICE_ID_DYNAMIC, MX25_USB_OTG_BASE_ADDR + 0x400, NULL); -#endif - - imx25_iim_register_fec_ethaddr(); - imx25_add_fec(&fec_info); - - add_mem_device("sram0", 0x78000000, 128 * 1024, IORESOURCE_MEM_WRITEABLE); - - if (readl(MX25_CCM_BASE_ADDR + MX25_CCM_RCSR) & (1 << 14)) - nand_info.width = 2; - - imx25_add_nand(&nand_info); - - devfs_add_partition("nand0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self_raw"); - dev_add_bb_dev("self_raw", "self0"); - - devfs_add_partition("nand0", 0x40000, 0x20000, DEVFS_PARTITION_FIXED, "env_raw"); - dev_add_bb_dev("env_raw", "env0"); - - i2c_register_board_info(0, i2c_devices, ARRAY_SIZE(i2c_devices)); - imx25_add_i2c0(NULL); - - armlinux_set_architecture(MACH_TYPE_MX25_3DS); - armlinux_set_serial(imx_uid()); - - if (IS_ENABLED(CONFIG_DEFAULT_ENVIRONMENT_GENERIC)) - defaultenv_append_directory(defaultenv_freescale_mx25_3ds); - - return 0; -} - -device_initcall(imx25_3ds_devices_init); - -static iomux_v3_cfg_t imx25_pads[] = { - MX25_PAD_FEC_MDC__FEC_MDC, - MX25_PAD_FEC_MDIO__FEC_MDIO, - MX25_PAD_FEC_RDATA0__FEC_RDATA0, - MX25_PAD_FEC_RDATA1__FEC_RDATA1, - MX25_PAD_FEC_RX_DV__FEC_RX_DV, - MX25_PAD_FEC_TDATA0__FEC_TDATA0, - MX25_PAD_FEC_TDATA1__FEC_TDATA1, - MX25_PAD_FEC_TX_CLK__FEC_TX_CLK, - MX25_PAD_FEC_TX_EN__FEC_TX_EN, - MX25_PAD_POWER_FAIL__POWER_FAIL, - MX25_PAD_A17__GPIO_2_3, - MX25_PAD_D12__GPIO_4_8, - /* UART1 */ - MX25_PAD_UART1_RXD__UART1_RXD, - MX25_PAD_UART1_TXD__UART1_TXD, - MX25_PAD_UART1_RTS__UART1_RTS, - MX25_PAD_UART1_CTS__UART1_CTS, - /* USBH2 */ - MX25_PAD_D9__USBH2_PWR, - MX25_PAD_D8__USBH2_OC, - MX25_PAD_LD0__USBH2_CLK, - MX25_PAD_LD1__USBH2_DIR, - MX25_PAD_LD2__USBH2_STP, - MX25_PAD_LD3__USBH2_NXT, - MX25_PAD_LD4__USBH2_DATA0, - MX25_PAD_LD5__USBH2_DATA1, - MX25_PAD_LD6__USBH2_DATA2, - MX25_PAD_LD7__USBH2_DATA3, - MX25_PAD_HSYNC__USBH2_DATA4, - MX25_PAD_VSYNC__USBH2_DATA5, - MX25_PAD_LSCLK__USBH2_DATA6, - MX25_PAD_OE_ACD__USBH2_DATA7, - /* i2c */ - MX25_PAD_I2C1_CLK__I2C1_CLK, - MX25_PAD_I2C1_DAT__I2C1_DAT, -}; - -static int imx25_console_init(void) -{ - mxc_iomux_v3_setup_multiple_pads(imx25_pads, ARRAY_SIZE(imx25_pads)); - - writel(0x03010101, 0x53f80024); - - barebox_set_model("Freescale i.MX25 3DS"); - barebox_set_hostname("mx25-3stack"); - - imx25_add_uart0(); - return 0; -} - -console_initcall(imx25_console_init); - -static int imx25_core_setup(void) -{ - writel(0x01010103, MX25_CCM_BASE_ADDR + MX25_CCM_PCDR2); - return 0; - -} -core_initcall(imx25_core_setup); |