/* * Copyright (C) 2015-2016 Freescale Semiconductor, Inc. * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "../common/pfuze.h" #include #include #include DECLARE_GLOBAL_DATA_PTR; #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) #define USDHC_PAD_CTRL_WP (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_LOW | \ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_SPEED_HIGH | \ PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST) #define ENET_CLK_PAD_CTRL (PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_120ohm | PAD_CTL_SRE_FAST) #define ENET_RX_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_SPEED_HIGH | PAD_CTL_SRE_FAST) #define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ PAD_CTL_ODE) #define LCD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_PKE | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm) #define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) #define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \ PAD_CTL_SRE_FAST) #define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1) #define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) #define SPI_PAD_CTRL (PAD_CTL_HYS | \ PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) #define OTG_ID_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) #ifdef CONFIG_SYS_I2C #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) /* I2C1 for PMIC and EEPROM */ struct i2c_pads_info i2c_pad_info1 = { .scl = { /* conflict with usb_otg2_pwr */ .i2c_mode = MX6_PAD_GPIO1_IO02__I2C1_SCL | PC, .gpio_mode = MX6_PAD_GPIO1_IO02__GPIO1_IO02 | PC, .gp = IMX_GPIO_NR(1, 2), }, .sda = { /* conflict with usb_otg2_oc */ .i2c_mode = MX6_PAD_GPIO1_IO03__I2C1_SDA | PC, .gpio_mode = MX6_PAD_GPIO1_IO03__GPIO1_IO03 | PC, .gp = IMX_GPIO_NR(1, 3), }, }; #endif int dram_init(void) { gd->ram_size = PHYS_SDRAM_SIZE; return 0; } static iomux_v3_cfg_t const uart1_pads[] = { MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL), MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), }; #ifdef CONFIG_MX6UL_DDR3_ARM2_EMMC_REWORK static iomux_v3_cfg_t const usdhc1_emmc_pads[] = { MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), /* * The following 4 pins conflicts with qspi. * You can comment out the following 4 pins and change * {USDHC1_BASE_ADDR, 0, 8} -> {USDHC1_BASE_ADDR, 0, 4} * to make emmc and qspi coexists. */ MX6_PAD_NAND_READY_B__USDHC1_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_NAND_CE0_B__USDHC1_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_NAND_CE1_B__USDHC1_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_NAND_CLE__USDHC1_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), /* Default NO WP for emmc, since we use pull down */ MX6_PAD_UART1_CTS_B__USDHC1_WP | MUX_PAD_CTRL(USDHC_PAD_CTRL_WP), /* RST_B */ MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), }; #else static iomux_v3_cfg_t const usdhc1_pads[] = { MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_UART1_CTS_B__USDHC1_WP | MUX_PAD_CTRL(USDHC_PAD_CTRL), /* VSELECT */ MX6_PAD_GPIO1_IO05__USDHC1_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), /* CD */ MX6_PAD_UART1_RTS_B__GPIO1_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), /* RST_B */ MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), }; #endif #if !defined(CONFIG_CMD_NAND) static iomux_v3_cfg_t const usdhc2_pads[] = { MX6_PAD_CSI_VSYNC__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_HSYNC__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA00__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA01__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA02__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA03__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), #ifdef CONFIG_MX6UL_DDR3_ARM2_USDHC2_REWORK #if defined(CONFIG_MTD_NOR_FLASH) || defined(CONFIG_MXC_SPI) #error "Pin conflicts!" #endif /* conflict with eimnor/spinor */ MX6_PAD_CSI_DATA04__USDHC2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA05__USDHC2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA06__USDHC2_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_CSI_DATA07__USDHC2_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), #endif /* VSELECT */ MX6_PAD_GPIO1_IO08__USDHC2_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), /* CD */ MX6_PAD_CSI_MCLK__GPIO4_IO17 | MUX_PAD_CTRL(NO_PAD_CTRL), /* * Pin conflicts with NAND ALE, if want to test nand, * Connect R169(B), disconnect R169(A). * * RST_B */ MX6_PAD_NAND_ALE__GPIO4_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), }; #endif #ifdef CONFIG_CMD_NAND static iomux_v3_cfg_t const nand_pads[] = { MX6_PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_CE1_B__RAWNAND_CE1_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_CSI_MCLK__RAWNAND_CE2_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_CSI_PIXCLK__RAWNAND_CE3_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), MX6_PAD_NAND_DQS__RAWNAND_DQS | MUX_PAD_CTRL(GPMI_PAD_CTRL2), }; static void setup_gpmi_nand(void) { struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; /* config gpmi nand iomux */ imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads)); setup_gpmi_io_clk((3 << MXC_CCM_CSCDR1_BCH_PODF_OFFSET) | (3 << MXC_CCM_CSCDR1_GPMI_PODF_OFFSET)); /* enable apbh clock gating */ setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); } #endif #ifdef CONFIG_MXC_SPI /* pin conflicts with eim nor */ static iomux_v3_cfg_t const ecspi1_pads[] = { MX6_PAD_CSI_DATA06__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), MX6_PAD_CSI_DATA04__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), MX6_PAD_CSI_DATA07__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), /* CS Pin */ MX6_PAD_CSI_DATA05__GPIO4_IO26 | MUX_PAD_CTRL(NO_PAD_CTRL), }; static void setup_spinor(void) { imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); gpio_request(IMX_GPIO_NR(4, 26), "escpi cs"); gpio_direction_output(IMX_GPIO_NR(4, 26), 0); } int board_spi_cs_gpio(unsigned bus, unsigned cs) { return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(4, 26)) : -1; } #endif #ifdef CONFIG_MTD_NOR_FLASH /* pin conflicts with nand usdhc2 lcd enet */ static iomux_v3_cfg_t const eimnor_pads[] = { MX6_PAD_CSI_DATA00__EIM_AD00 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA01__EIM_AD01 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA02__EIM_AD02 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA03__EIM_AD03 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA04__EIM_AD04 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA05__EIM_AD05 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA06__EIM_AD06 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_DATA07__EIM_AD07 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA00__EIM_AD08 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA01__EIM_AD09 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA02__EIM_AD10 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA03__EIM_AD11 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA04__EIM_AD12 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA05__EIM_AD13 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA06__EIM_AD14 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DATA07__EIM_AD15 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_CLE__EIM_ADDR16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_ALE__EIM_ADDR17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_CE1_B__EIM_ADDR18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_CMD__EIM_ADDR19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_CLK__EIM_ADDR20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_DATA0__EIM_ADDR21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_DATA1__EIM_ADDR22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_DATA2__EIM_ADDR23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_SD1_DATA3__EIM_ADDR24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_ENET2_RX_ER__EIM_ADDR25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_ENET2_RX_EN__EIM_ADDR26 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_PIXCLK__EIM_OE | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_VSYNC__EIM_RW | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA08__EIM_DATA00 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA09__EIM_DATA01 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA10__EIM_DATA02 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA11__EIM_DATA03 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA12__EIM_DATA04 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA13__EIM_DATA05 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA14__EIM_DATA06 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA15__EIM_DATA07 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA16__EIM_DATA08 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA17__EIM_DATA09 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA18__EIM_DATA10 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA19__EIM_DATA11 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA20__EIM_DATA12 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA21__EIM_DATA13 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA22__EIM_DATA14 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_LCD_DATA23__EIM_DATA15 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_CSI_MCLK__EIM_CS0_B | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL), MX6_PAD_NAND_DQS__EIM_WAIT | MUX_PAD_CTRL(NO_PAD_CTRL), }; static void eimnor_cs_setup(void) { writel(0x00000120, WEIM_BASE_ADDR + 0x090); writel(0x00010181, WEIM_BASE_ADDR + 0x000); writel(0x00000001, WEIM_BASE_ADDR + 0x004); writel(0x0a020000, WEIM_BASE_ADDR + 0x008); writel(0x0000c000, WEIM_BASE_ADDR + 0x00c); writel(0x0804a240, WEIM_BASE_ADDR + 0x010); } static void setup_eimnor(void) { if (check_module_fused(MX6_MODULE_EIM)) { printf("WEIM@0x%x is fused, disable it\n", WEIM_BASE_ADDR); return; } imx_iomux_v3_setup_multiple_pads(eimnor_pads, ARRAY_SIZE(eimnor_pads)); eimnor_cs_setup(); } int board_flash_wp_on(void) { if (check_module_fused(MX6_MODULE_EIM)) return 1; /* Skip flash init */ return 0; } #endif #ifdef CONFIG_FEC_MXC /* * pin conflicts for fec1 and fec2, GPIO1_IO06 and GPIO1_IO07 can only * be used for ENET1 or ENET2, cannot be used for both. */ static iomux_v3_cfg_t const fec1_pads[] = { MX6_PAD_GPIO1_IO06__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_GPIO1_IO07__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_TX_DATA0__ENET1_TDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_TX_DATA1__ENET1_TDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_TX_EN__ENET1_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), /* Pin conflicts with LCD PWM1 */ MX6_PAD_ENET1_RX_DATA0__ENET1_RDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_RX_DATA1__ENET1_RDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_RX_ER__ENET1_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_RX_EN__ENET1_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), }; static iomux_v3_cfg_t const fec1_phy_rst[] = { /* * ALT5 mode is only valid when TAMPER pin is used for GPIO. * This depends on FUSE settings, TAMPER_PIN_DISABLE[1:0]. * * ENET1_RST */ MX6_PAD_SNVS_TAMPER2__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), }; static iomux_v3_cfg_t const fec2_pads[] = { MX6_PAD_GPIO1_IO06__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_GPIO1_IO07__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_TX_DATA0__ENET2_TDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_TX_DATA1__ENET2_TDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART4_TX_DATA__ENET2_TDATA02 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART4_RX_DATA__ENET2_TDATA03 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_TX_CLK__ENET2_TX_CLK | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), MX6_PAD_ENET2_TX_EN__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_RX_DATA0__ENET2_RDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_RX_DATA1__ENET2_RDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART3_TX_DATA__ENET2_RDATA02 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART3_RX_DATA__ENET2_RDATA03 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_RX_EN__ENET2_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET2_RX_ER__ENET2_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART3_CTS_B__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART5_RX_DATA__ENET2_COL | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_UART5_TX_DATA__ENET2_CRS | MUX_PAD_CTRL(ENET_PAD_CTRL), }; static iomux_v3_cfg_t const fec2_phy_rst[] = { MX6_PAD_SNVS_TAMPER4__GPIO5_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), }; static void setup_iomux_fec(int fec_id) { if (fec_id == 0) { imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads)); } else { imx_iomux_v3_setup_multiple_pads(fec2_pads, ARRAY_SIZE(fec2_pads)); } } #endif static void setup_iomux_uart(void) { imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); } #ifdef CONFIG_FSL_QSPI #ifndef CONFIG_DM_SPI #define QSPI_PAD_CTRL1 \ (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \ PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_120ohm) static iomux_v3_cfg_t const quadspi_pads[] = { MX6_PAD_NAND_WP_B__QSPI_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_READY_B__QSPI_A_DATA00 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_CE0_B__QSPI_A_DATA01 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_CE1_B__QSPI_A_DATA02 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_CLE__QSPI_A_DATA03 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DQS__QSPI_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA07__QSPI_A_SS1_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_RE_B__QSPI_B_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_WE_B__QSPI_B_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA00__QSPI_B_SS1_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA02__QSPI_B_DATA00 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA03__QSPI_B_DATA01 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA04__QSPI_B_DATA02 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), MX6_PAD_NAND_DATA05__QSPI_B_DATA03 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), }; #endif int board_qspi_init(void) { #ifndef CONFIG_DM_SPI /* Set the iomux */ imx_iomux_v3_setup_multiple_pads(quadspi_pads, ARRAY_SIZE(quadspi_pads)); #endif /* Set the clock */ enable_qspi_clk(0); return 0; } #endif #ifdef CONFIG_FSL_ESDHC static struct fsl_esdhc_cfg usdhc_cfg[2] = { #ifdef CONFIG_MX6UL_DDR3_ARM2_EMMC_REWORK /* If want to use qspi, should change to 4 bit width */ {USDHC1_BASE_ADDR, 0, 8}, #else {USDHC1_BASE_ADDR, 0, 4}, #endif #if !defined(CONFIG_CMD_NAND) {USDHC2_BASE_ADDR, 0, 4}, #endif }; #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 19) #define USDHC1_PWR_GPIO IMX_GPIO_NR(1, 9) #define USDHC1_VSELECT IMX_GPIO_NR(1, 5) #define USDHC2_CD_GPIO IMX_GPIO_NR(4, 17) #define USDHC2_PWR_GPIO IMX_GPIO_NR(4, 10) int board_mmc_get_env_dev(int devno) { if (devno == 1 && mx6_esdhc_fused(USDHC1_BASE_ADDR)) devno = 0; return devno; } int mmc_map_to_kernel_blk(int devno) { if (devno == 0 && mx6_esdhc_fused(USDHC1_BASE_ADDR)) devno = 1; return devno; } int board_mmc_getcd(struct mmc *mmc) { struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; int ret = 0; switch (cfg->esdhc_base) { case USDHC1_BASE_ADDR: #ifdef CONFIG_MX6UL_DDR3_ARM2_EMMC_REWORK ret = 1; #else ret = !gpio_get_value(USDHC1_CD_GPIO); #endif break; #if !defined(CONFIG_CMD_NAND) case USDHC2_BASE_ADDR: ret = !gpio_get_value(USDHC2_CD_GPIO); break; #endif } return ret; } int board_mmc_init(bd_t *bis) { int i; /* * According to the board_mmc_init() the following map is done: * (U-boot device node) (Physical Port) * mmc0 USDHC1 * mmc1 USDHC2 */ for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { switch (i) { case 0: #ifdef CONFIG_MX6UL_DDR3_ARM2_EMMC_REWORK imx_iomux_v3_setup_multiple_pads( usdhc1_emmc_pads, ARRAY_SIZE(usdhc1_emmc_pads)); #else imx_iomux_v3_setup_multiple_pads( usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); gpio_request(USDHC1_CD_GPIO, "usdhc1 cd"); gpio_direction_input(USDHC1_CD_GPIO); #endif usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); /* 3.3V */ gpio_request(USDHC1_VSELECT, "usdhc1 vsel"); gpio_request(USDHC1_PWR_GPIO, "usdhc1 pwr"); gpio_direction_output(USDHC1_VSELECT, 0); gpio_direction_output(USDHC1_PWR_GPIO, 1); break; #if !defined(CONFIG_CMD_NAND) case 1: imx_iomux_v3_setup_multiple_pads( usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); gpio_request(USDHC2_CD_GPIO, "usdhc2 cd"); gpio_request(USDHC2_PWR_GPIO, "usdhc2 pwr"); gpio_direction_input(USDHC2_CD_GPIO); gpio_direction_output(USDHC2_PWR_GPIO, 1); usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); break; #endif default: printf("Warning: you configured more USDHC controllers (%d) than supported by the board\n", i + 1); return 0; } if (fsl_esdhc_initialize(bis, &usdhc_cfg[i])) printf("Warning: failed to initialize mmc dev %d\n", i); } return 0; } #endif #ifdef CONFIG_VIDEO_MXS static iomux_v3_cfg_t const lcd_pads[] = { MX6_PAD_LCD_CLK__LCDIF_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_ENABLE__LCDIF_ENABLE | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_HSYNC__LCDIF_HSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_VSYNC__LCDIF_VSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA00__LCDIF_DATA00 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA01__LCDIF_DATA01 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA02__LCDIF_DATA02 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA03__LCDIF_DATA03 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA04__LCDIF_DATA04 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA05__LCDIF_DATA05 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA06__LCDIF_DATA06 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA07__LCDIF_DATA07 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA08__LCDIF_DATA08 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA09__LCDIF_DATA09 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA10__LCDIF_DATA10 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA11__LCDIF_DATA11 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA12__LCDIF_DATA12 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA13__LCDIF_DATA13 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA14__LCDIF_DATA14 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA15__LCDIF_DATA15 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA16__LCDIF_DATA16 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA17__LCDIF_DATA17 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA18__LCDIF_DATA18 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA19__LCDIF_DATA19 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA20__LCDIF_DATA20 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA21__LCDIF_DATA21 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA22__LCDIF_DATA22 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_DATA23__LCDIF_DATA23 | MUX_PAD_CTRL(LCD_PAD_CTRL), MX6_PAD_LCD_RESET__GPIO3_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), /* * PWM1, pin conflicts with ENET1_RX_DATA0 * Use GPIO for Brightness adjustment, duty cycle = period. */ /* MX6_PAD_ENET1_RX_DATA0__GPIO2_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL),*/ }; struct lcd_panel_info_t { unsigned int lcdif_base_addr; int depth; void (*enable)(struct lcd_panel_info_t const *dev); struct fb_videomode mode; }; void do_enable_parallel_lcd(struct display_info_t const *dev) { enable_lcdif_clock(dev->bus, 1); imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads)); /* Power up the LCD */ gpio_request(IMX_GPIO_NR(3, 4), "lcd power"); gpio_direction_output(IMX_GPIO_NR(3, 4) , 1); /* Set Brightness to high */ /* gpio_direction_output(IMX_GPIO_NR(2, 0) , 1); */ } struct display_info_t const displays[] = {{ .bus = MX6UL_LCDIF1_BASE_ADDR, .addr = 0, .pixfmt = 24, .detect = NULL, .enable = do_enable_parallel_lcd, .mode = { .name = "MCIMX28LCD", .xres = 800, .yres = 480, .pixclock = 29850, .left_margin = 89, .right_margin = 164, .upper_margin = 23, .lower_margin = 10, .hsync_len = 10, .vsync_len = 10, .sync = 0, .vmode = FB_VMODE_NONINTERLACED } } }; size_t display_count = ARRAY_SIZE(displays); #endif #ifdef CONFIG_FEC_MXC int board_eth_init(bd_t *bis) { int ret; setup_iomux_fec(CONFIG_FEC_ENET_DEV); ret = fecmxc_initialize_multi(bis, CONFIG_FEC_ENET_DEV, CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE); if (ret) printf("FEC%d MXC: %s:failed\n", CONFIG_FEC_ENET_DEV, __func__); return 0; } static int setup_fec(int fec_id) { struct iomuxc_gpr_base_regs *const iomuxc_gpr_regs = (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR; int ret; if (0 == fec_id) { if (check_module_fused(MX6_MODULE_ENET1)) return -1; /* * Use 50M anatop loopback REF_CLK1 for ENET1, * clear gpr1[13], set gpr1[17] */ clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK); ret = enable_fec_anatop_clock(fec_id, ENET_50MHZ); if (ret) return ret; imx_iomux_v3_setup_multiple_pads(fec1_phy_rst, ARRAY_SIZE(fec1_phy_rst)); gpio_request(IMX_GPIO_NR(5, 2), "fec1 reset"); gpio_direction_output(IMX_GPIO_NR(5, 2), 0); udelay(50); gpio_direction_output(IMX_GPIO_NR(5, 2), 1); } else { if (check_module_fused(MX6_MODULE_ENET2)) return -1; /* clk from phy, set gpr1[14], clear gpr1[18]*/ clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, IOMUX_GPR1_FEC2_CLOCK_MUX2_SEL_MASK); imx_iomux_v3_setup_multiple_pads(fec2_phy_rst, ARRAY_SIZE(fec2_phy_rst)); gpio_request(IMX_GPIO_NR(5, 4), "fec2 reset"); gpio_direction_output(IMX_GPIO_NR(5, 4), 0); udelay(50); gpio_direction_output(IMX_GPIO_NR(5, 4), 1); } enable_enet_clk(1); return 0; } int board_phy_config(struct phy_device *phydev) { if (CONFIG_FEC_ENET_DEV == 0) { phy_write(phydev, MDIO_DEVAD_NONE, 0x16, 0x202); phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8190); } else if (CONFIG_FEC_ENET_DEV == 1) { phy_write(phydev, MDIO_DEVAD_NONE, 0x16, 0x201); phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8110); } if (phydev->drv->config) phydev->drv->config(phydev); return 0; } #endif #ifdef CONFIG_POWER #define I2C_PMIC 0 static struct pmic *pfuze; int power_init_board(void) { int ret; u32 rev_id, value; ret = power_pfuze100_init(I2C_PMIC); if (ret) return ret; pfuze = pmic_get("PFUZE100"); if (!pfuze) return -ENODEV; ret = pmic_probe(pfuze); if (ret) return ret; ret = pfuze_mode_init(pfuze, APS_PFM); if (ret < 0) return ret; pmic_reg_read(pfuze, PFUZE100_DEVICEID, &value); pmic_reg_read(pfuze, PFUZE100_REVID, &rev_id); printf("PMIC: PFUZE200! DEV_ID=0x%x REV_ID=0x%x\n", value, rev_id); /* * Our PFUZE0200 is PMPF0200X0AEP, the Pre-programmed OTP * Configuration is F0. * Default VOLT: * VSNVS_VOLT | 3.0V * SW1AB | 1.375V * SW2 | 3.3V * SW3A | 1.5V * SW3B | 1.5V * VGEN1 | 1.5V * VGEN2 | 1.5V * VGEN3 | 2.5V * VGEN4 | 1.8V * VGEN5 | 2.8V * VGEN6 | 3.3V * * According to schematic, we need SW3A 1.35V, SW3B 3.3V, * VGEN1 1.2V, VGEN2 1.5V, VGEN3 2.8V, VGEN4 1.8V, * VGEN5 3.3V, VGEN6 3.0V. * * Here we just use the default VOLT, but not configure * them, when needed, configure them to our requested voltage. */ /* set SW1AB standby volatage 0.975V */ pmic_reg_read(pfuze, PFUZE100_SW1ABSTBY, &value); value &= ~0x3f; value |= PFUZE100_SW1ABC_SETP(9750); pmic_reg_write(pfuze, PFUZE100_SW1ABSTBY, value); /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ pmic_reg_read(pfuze, PFUZE100_SW1ABCONF, &value); value &= ~0xc0; value |= 0x40; pmic_reg_write(pfuze, PFUZE100_SW1ABCONF, value); /* Enable power of VGEN5 3V3 */ pmic_reg_read(pfuze, PFUZE100_VGEN5VOL, &value); value &= ~0x1F; value |= 0x1F; pmic_reg_write(pfuze, PFUZE100_VGEN5VOL, value); return 0; } #ifdef CONFIG_LDO_BYPASS_CHECK void ldo_mode_set(int ldo_bypass) { unsigned int value; int is_400M; u32 vddarm; struct pmic *p = pfuze; if (!p) { printf("No PMIC found!\n"); return; } /* switch to ldo_bypass mode */ if (ldo_bypass) { prep_anatop_bypass(); /* decrease VDDARM to 1.275V */ pmic_reg_read(pfuze, PFUZE100_SW1ABVOL, &value); value &= ~0x3f; value |= PFUZE100_SW1ABC_SETP(12750); pmic_reg_write(pfuze, PFUZE100_SW1ABVOL, value); is_400M = set_anatop_bypass(1); if (is_400M) vddarm = PFUZE100_SW1ABC_SETP(10750); else vddarm = PFUZE100_SW1ABC_SETP(11750); pmic_reg_read(pfuze, PFUZE100_SW1ABVOL, &value); value &= ~0x3f; value |= vddarm; pmic_reg_write(pfuze, PFUZE100_SW1ABVOL, value); finish_anatop_bypass(); printf("switch to ldo_bypass mode!\n"); } } #endif #elif defined(CONFIG_DM_PMIC_PFUZE100) int power_init_board(void) { struct udevice *dev; int ret; unsigned int reg, dev_id, rev_id; ret = pmic_get("pfuze100", &dev); if (ret == -ENODEV) return ret; ret = pfuze_mode_init(dev, APS_PFM); if (ret < 0) return ret; dev_id = pmic_reg_read(dev, PFUZE100_DEVICEID); rev_id = pmic_reg_read(dev, PFUZE100_REVID); printf("PMIC: PFUZE200! DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id); /* * Our PFUZE0200 is PMPF0200X0AEP, the Pre-programmed OTP * Configuration is F0. * Default VOLT: * VSNVS_VOLT | 3.0V * SW1AB | 1.375V * SW2 | 3.3V * SW3A | 1.5V * SW3B | 1.5V * VGEN1 | 1.5V * VGEN2 | 1.5V * VGEN3 | 2.5V * VGEN4 | 1.8V * VGEN5 | 2.8V * VGEN6 | 3.3V * * According to schematic, we need SW3A 1.35V, SW3B 3.3V, * VGEN1 1.2V, VGEN2 1.5V, VGEN3 2.8V, VGEN4 1.8V, * VGEN5 3.3V, VGEN6 3.0V. * * Here we just use the default VOLT, but not configure * them, when needed, configure them to our requested voltage. */ /* Set SW1AB stanby volage to 0.975V */ reg = pmic_reg_read(dev, PFUZE100_SW1ABSTBY); reg &= ~SW1x_STBY_MASK; reg |= SW1x_0_975V; pmic_reg_write(dev, PFUZE100_SW1ABSTBY, reg); /* Set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ reg = pmic_reg_read(dev, PFUZE100_SW1ABCONF); reg &= ~SW1xCONF_DVSSPEED_MASK; reg |= SW1xCONF_DVSSPEED_4US; pmic_reg_write(dev, PFUZE100_SW1ABCONF, reg); /* Enable power of VGEN5 3V3 */ reg = pmic_reg_read(dev, PFUZE100_VGEN5VOL); reg &= ~0x1F; reg |= 0x1F; pmic_reg_write(dev, PFUZE100_VGEN5VOL, reg); return 0; } #ifdef CONFIG_LDO_BYPASS_CHECK void ldo_mode_set(int ldo_bypass) { struct udevice *dev; int ret; int is_400M; u32 vddarm; ret = pmic_get("pfuze100", &dev); if (ret == -ENODEV) { printf("No PMIC found!\n"); return; } /* switch to ldo_bypass mode */ if (ldo_bypass) { /* decrease VDDARM to 1.275V */ pmic_clrsetbits(dev, PFUZE100_SW1ABVOL, 0x3f, PFUZE100_SW1ABC_SETP(12750)); is_400M = set_anatop_bypass(1); if (is_400M) vddarm = PFUZE100_SW1ABC_SETP(10750); else vddarm = PFUZE100_SW1ABC_SETP(11750); pmic_clrsetbits(dev, PFUZE100_SW1ABVOL, 0x3f, vddarm); set_anatop_bypass(1); printf("switch to ldo_bypass mode!\n"); } } #endif #endif int board_early_init_f(void) { setup_iomux_uart(); return 0; } int board_init(void) { /* Address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; /* * Because kernel set WDOG_B mux before pad with the commone pinctrl * framwork now and wdog reset will be triggered once set WDOG_B mux * with default pad setting, we set pad setting here to workaround this. * Since imx_iomux_v3_setup_pad also set mux before pad setting, we set * as GPIO mux firstly here to workaround it. * * Here we can not set this, since SD1_RST_B conflicts with GWDOG. * We use SD1, so will not set WDOG pads, also GWDOG default is * DNP. */ #ifdef CONFIG_SYS_I2C setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); #endif #ifdef CONFIG_FEC_MXC setup_fec(CONFIG_FEC_ENET_DEV); #endif #ifdef CONFIG_MXC_SPI setup_spinor(); #endif #ifdef CONFIG_CMD_NAND setup_gpmi_nand(); #endif #ifdef CONFIG_MTD_NOR_FLASH setup_eimnor(); #endif #ifdef CONFIG_FSL_QSPI board_qspi_init(); #endif return 0; } #ifdef CONFIG_CMD_BMODE static const struct boot_mode board_boot_modes[] = { /* 4 bit bus width */ {"sd1", MAKE_CFGVAL(0x42, 0x20, 0x00, 0x00)}, {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)}, {NULL, 0}, }; #endif int board_late_init(void) { #ifdef CONFIG_CMD_BMODE add_board_boot_modes(board_boot_modes); #endif #ifdef CONFIG_ENV_IS_IN_MMC board_late_mmc_env_init(); #endif return 0; } u32 get_board_rev(void) { return get_cpu_rev(); } int checkboard(void) { puts("Board: MX6UL 14X14 DDR3 ARM2\n"); return 0; } #ifdef CONFIG_USB_EHCI_MX6 #ifndef CONFIG_DM_USB #define USB_OTHERREGS_OFFSET 0x800 #define UCTRL_PWR_POL (1 << 9) iomux_v3_cfg_t const usb_otg1_pads[] = { MX6_PAD_GPIO1_IO04__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), MX6_PAD_GPIO1_IO00__ANATOP_OTG1_ID | MUX_PAD_CTRL(OTG_ID_PAD_CTRL), }; /* * Leave it here, but default configuration only supports 1 port now, * because we need sd1 and i2c1 */ iomux_v3_cfg_t const usb_otg2_pads[] = { /* conflict with i2c1_scl */ MX6_PAD_GPIO1_IO02__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), /* conflict with sd1_vselect */ MX6_PAD_GPIO1_IO05__ANATOP_OTG2_ID | MUX_PAD_CTRL(OTG_ID_PAD_CTRL), }; int board_usb_phy_mode(int port) { return usb_phy_mode(port); } int board_ehci_hcd_init(int port) { u32 *usbnc_usb_ctrl; if (port > 1) return -EINVAL; switch (port) { case 0: imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, ARRAY_SIZE(usb_otg1_pads)); break; case 1: imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, ARRAY_SIZE(usb_otg2_pads)); break; default: printf("MXC USB port %d not yet supported\n", port); return 1; } usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET + port * 4); /* Set Power polarity */ setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL); return 0; } #endif #endif