diff options
Diffstat (limited to 'board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c')
| -rw-r--r-- | board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c | 1025 |
1 files changed, 1025 insertions, 0 deletions
diff --git a/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c b/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c new file mode 100644 index 0000000..057a580 --- /dev/null +++ b/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c @@ -0,0 +1,1025 @@ +/* + * Copyright (C) 2015 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/clock.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/boot_mode.h> +#include <asm/imx-common/mxc_i2c.h> +#include <asm/io.h> +#include <common.h> +#include <fsl_esdhc.h> +#include <i2c.h> +#include <linux/sizes.h> +#include <linux/fb.h> +#include <miiphy.h> +#include <mmc.h> +#include <mxsfb.h> +#include <netdev.h> +#include <power/pmic.h> +#include <power/pfuze100_pmic.h> +#include "../common/pfuze.h" +#include <usb.h> +#include <usb/ehci-fsl.h> + +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) + +#ifdef CONFIG_SYS_I2C_MXC +#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_SYS_USE_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_SYS_USE_EIMNOR) || defined(CONFIG_SYS_USE_SPINOR) +#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_SYS_USE_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)); + + clrbits_le32(&mxc_ccm->CCGR4, + MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK | + MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_MASK); + + /* + * config gpmi and bch clock to 100 MHz + * bch/gpmi select PLL2 PFD2 400M + * 100M = 400M / 4 + */ + clrbits_le32(&mxc_ccm->cscmr1, + MXC_CCM_CSCMR1_BCH_CLK_SEL | + MXC_CCM_CSCMR1_GPMI_CLK_SEL); + clrsetbits_le32(&mxc_ccm->cscdr1, + MXC_CCM_CSCDR1_BCH_PODF_MASK | + MXC_CCM_CSCDR1_GPMI_PODF_MASK, + (3 << MXC_CCM_CSCDR1_BCH_PODF_OFFSET) | + (3 << MXC_CCM_CSCDR1_GPMI_PODF_OFFSET)); + + /* enable gpmi and bch clock gating */ + setbits_le32(&mxc_ccm->CCGR4, + MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK | + MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK | + MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_MASK); + + /* enable apbh clock gating */ + setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); +} +#endif + +#ifdef CONFIG_SYS_USE_SPINOR +/* 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_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_SYS_USE_EIMNOR +/* 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) +{ + imx_iomux_v3_setup_multiple_pads(eimnor_pads, ARRAY_SIZE(eimnor_pads)); + + eimnor_cs_setup(); +} +#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), + /* + * 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), + + 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)); + gpio_direction_output(IMX_GPIO_NR(5, 2), 0); + udelay(50); + gpio_direction_output(IMX_GPIO_NR(5, 2), 1); + } else { + imx_iomux_v3_setup_multiple_pads(fec2_pads, + ARRAY_SIZE(fec2_pads)); + gpio_direction_output(IMX_GPIO_NR(5, 4), 0); + udelay(50); + gpio_direction_output(IMX_GPIO_NR(5, 4), 1); + } +} +#endif + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +#ifdef CONFIG_SYS_USE_QSPI + +#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_60ohm) + +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), +}; + +int board_qspi_init(void) +{ + /* Set the iomux */ + imx_iomux_v3_setup_multiple_pads(quadspi_pads, + ARRAY_SIZE(quadspi_pads)); + + /* 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_SYS_USE_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 mmc_get_env_devno(void) +{ + u32 soc_sbmr = readl(SRC_BASE_ADDR + 0x4); + int dev_no; + u32 bootsel; + + bootsel = (soc_sbmr & 0x000000FF) >> 6; + + /* If not boot from sd/mmc, use default value */ + if (bootsel != 1) + return CONFIG_SYS_MMC_ENV_DEV; + + /* BOOT_CFG2[3] and BOOT_CFG2[4] */ + dev_no = (soc_sbmr & 0x00001800) >> 11; + + return dev_no; +} + +int mmc_map_to_kernel_blk(int dev_no) +{ + return dev_no; +} + +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_SYS_USE_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_direction_input(USDHC1_CD_GPIO); +#endif + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + /* 3.3V */ + gpio_direction_output(USDHC1_VSELECT, 0); + gpio_direction_output(USDHC1_PWR_GPIO, 1); + break; +#if !defined(CONFIG_SYS_USE_NAND) + case 1: + imx_iomux_v3_setup_multiple_pads( + usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); + 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; +} + +int check_mmc_autodetect(void) +{ + char *autodetect_str = getenv("mmcautodetect"); + + if ((autodetect_str != NULL) && (strcmp(autodetect_str, "yes") == 0)) + return 1; + + return 0; +} + +void board_late_mmc_init(void) +{ + char cmd[32]; + char mmcblk[32]; + u32 dev_no = mmc_get_env_devno(); + + if (!check_mmc_autodetect()) + return; + + setenv_ulong("mmcdev", dev_no); + + /* Set mmcblk env */ + sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", + mmc_map_to_kernel_blk(dev_no)); + setenv("mmcroot", mmcblk); + + sprintf(cmd, "mmc dev %d", dev_no); + run_command(cmd, 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 lcd_panel_info_t const *dev) +{ + enable_lcdif_clock(dev->lcdif_base_addr); + + imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads)); + + /* Power up the LCD */ + gpio_direction_output(IMX_GPIO_NR(3, 4) , 1); + + /* Set Brightness to high */ + /* gpio_direction_output(IMX_GPIO_NR(2, 0) , 1); */ +} + +static struct lcd_panel_info_t const displays[] = {{ + .lcdif_base_addr = LCDIF1_BASE_ADDR, + .depth = 24, + .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 +} } }; + +int board_video_skip(void) +{ + int i; + int ret; + char const *panel = getenv("panel"); + if (!panel) { + panel = displays[0].mode.name; + printf("No panel detected: default to %s\n", panel); + i = 0; + } else { + for (i = 0; i < ARRAY_SIZE(displays); i++) { + if (!strcmp(panel, displays[i].mode.name)) + break; + } + } + if (i < ARRAY_SIZE(displays)) { + ret = mxs_lcd_panel_setup(displays[i].mode, displays[i].depth, + displays[i].lcdif_base_addr); + if (!ret) { + if (displays[i].enable) + displays[i].enable(displays+i); + printf("Display: %s (%ux%u)\n", + displays[i].mode.name, + displays[i].mode.xres, + displays[i].mode.yres); + } else + printf("LCD %s cannot be configured: %d\n", + displays[i].mode.name, ret); + } else { + printf("unsupported panel %s\n", panel); + return -EINVAL; + } + + return 0; +} +#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) { + /* + * 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; + + } else { + /* 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); + } + + 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 1.3V */ + pmic_reg_read(pfuze, PFUZE100_SW1ABSTBY, &value); + value &= ~0x3f; + value |= PFUZE100_SW1ABC_SETP(13000); + 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 +#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_MXC + 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_SYS_USE_SPINOR + setup_spinor(); +#endif + +#ifdef CONFIG_SYS_USE_NAND + setup_gpmi_nand(); +#endif + +#ifdef CONFIG_SYS_USE_EIMNOR + setup_eimnor(); +#endif + +#ifdef CONFIG_SYS_USE_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_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 +#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(NO_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(NO_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 |