| /* |
| * Copyright (C) 2014 Freescale Semiconductor, Inc. |
| * |
| * Author: Ye Li <ye.li@nxp.com> |
| * |
| * 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/io.h> |
| #include <asm/imx-common/mxc_i2c.h> |
| #include <linux/sizes.h> |
| #include <common.h> |
| #include <fsl_esdhc.h> |
| #include <mmc.h> |
| #include <i2c.h> |
| #include <miiphy.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> |
| #include <pca953x.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 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 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_PMIC 1 |
| |
| #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 for building port exp gpio, pin starts from 0*/ |
| #define PORTEXP_IO_NR(chip, pin) \ |
| ((chip << 5) + pin) |
| |
| /*Get the chip addr from a ioexp gpio*/ |
| #define PORTEXP_IO_TO_CHIP(gpio_nr) \ |
| (gpio_nr >> 5) |
| |
| /*Get the pin number from a ioexp gpio*/ |
| #define PORTEXP_IO_TO_PIN(gpio_nr) \ |
| (gpio_nr & 0x1f) |
| |
| #define CPU_PER_RST_B PORTEXP_IO_NR(0x30, 4) |
| #define STEER_ENET PORTEXP_IO_NR(0x32, 2) |
| |
| static int port_exp_direction_output(unsigned gpio, int value) |
| { |
| int ret; |
| |
| i2c_set_bus_num(2); |
| ret = i2c_probe(PORTEXP_IO_TO_CHIP(gpio)); |
| if (ret) |
| return ret; |
| |
| ret = pca953x_set_dir(PORTEXP_IO_TO_CHIP(gpio), |
| (1 << PORTEXP_IO_TO_PIN(gpio)), |
| (PCA953X_DIR_OUT << PORTEXP_IO_TO_PIN(gpio))); |
| |
| if (ret) |
| return ret; |
| |
| ret = pca953x_set_val(PORTEXP_IO_TO_CHIP(gpio), |
| (1 << PORTEXP_IO_TO_PIN(gpio)), |
| (value << PORTEXP_IO_TO_PIN(gpio))); |
| |
| if (ret) |
| return ret; |
| |
| return 0; |
| } |
| |
| int dram_init(void) |
| { |
| gd->ram_size = PHYS_SDRAM_SIZE; |
| |
| return 0; |
| } |
| |
| static iomux_v3_cfg_t const uart1_pads[] = { |
| MX6_PAD_GPIO1_IO04__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL), |
| MX6_PAD_GPIO1_IO05__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const usdhc3_pads[] = { |
| MX6_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA0__USDHC3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA1__USDHC3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA2__USDHC3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA3__USDHC3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA4__USDHC3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA5__USDHC3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA6__USDHC3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD3_DATA7__USDHC3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| |
| /* CD pin */ |
| MX6_PAD_USB_H_DATA__GPIO7_IO_10 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| |
| /* RST_B, used for power reset cycle */ |
| MX6_PAD_KEY_COL1__GPIO2_IO_11 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const usdhc4_pads[] = { |
| MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA0__USDHC4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA1__USDHC4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA2__USDHC4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA3__USDHC4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA4__USDHC4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA5__USDHC4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA6__USDHC4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD4_DATA7__USDHC4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| |
| /* CD pin */ |
| MX6_PAD_USB_H_STROBE__GPIO7_IO_11 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const fec2_pads[] = { |
| MX6_PAD_ENET1_MDC__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_MDIO__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_RX_CTL__ENET2_RX_EN | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_RD0__ENET2_RX_DATA_0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_RD1__ENET2_RX_DATA_1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_RD2__ENET2_RX_DATA_2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_RD3__ENET2_RX_DATA_3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_RXC__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), |
| MX6_PAD_RGMII2_TX_CTL__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_TD0__ENET2_TX_DATA_0 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_TD1__ENET2_TX_DATA_1 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_TD2__ENET2_TX_DATA_2 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_TD3__ENET2_TX_DATA_3 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_RGMII2_TXC__ENET2_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| }; |
| |
| static void setup_iomux_uart(void) |
| { |
| imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); |
| } |
| |
| static int setup_fec(void) |
| { |
| struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; |
| |
| /* Use 125MHz anatop loopback REF_CLK1 for ENET2 */ |
| clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, 0); |
| |
| return enable_fec_anatop_clock(1, ENET_125MHZ); |
| } |
| |
| int board_eth_init(bd_t *bis) |
| { |
| int ret; |
| |
| imx_iomux_v3_setup_multiple_pads(fec2_pads, ARRAY_SIZE(fec2_pads)); |
| setup_fec(); |
| |
| ret = fecmxc_initialize_multi(bis, 1, |
| CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE); |
| if (ret) |
| printf("FEC%d MXC: %s:failed\n", 1, __func__); |
| |
| return ret; |
| } |
| |
| int board_phy_config(struct phy_device *phydev) |
| { |
| /* |
| * Enable 1.8V(SEL_1P5_1P8_POS_REG) on |
| * Phy control debug reg 0 |
| */ |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f); |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); |
| |
| /* rgmii tx clock delay enable */ |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100); |
| |
| if (phydev->drv->config) |
| phydev->drv->config(phydev); |
| |
| return 0; |
| } |
| |
| #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) |
| /* I2C2 for PMIC */ |
| struct i2c_pads_info i2c_pad_info2 = { |
| .scl = { |
| .i2c_mode = MX6_PAD_GPIO1_IO02__I2C2_SCL | PC, |
| .gpio_mode = MX6_PAD_GPIO1_IO02__GPIO1_IO_2 | PC, |
| .gp = IMX_GPIO_NR(1, 2), |
| }, |
| .sda = { |
| .i2c_mode = MX6_PAD_GPIO1_IO03__I2C2_SDA | PC, |
| .gpio_mode = MX6_PAD_GPIO1_IO03__GPIO1_IO_3 | PC, |
| .gp = IMX_GPIO_NR(1, 3), |
| }, |
| }; |
| |
| /* I2C3 for IO Expander */ |
| struct i2c_pads_info i2c_pad_info3 = { |
| .scl = { |
| .i2c_mode = MX6_PAD_KEY_COL4__I2C3_SCL | PC, |
| .gpio_mode = MX6_PAD_KEY_COL4__GPIO2_IO_14 | PC, |
| .gp = IMX_GPIO_NR(2, 14), |
| }, |
| .sda = { |
| .i2c_mode = MX6_PAD_KEY_ROW4__I2C3_SDA | PC, |
| .gpio_mode = MX6_PAD_KEY_ROW4__GPIO2_IO_19 | PC, |
| .gp = IMX_GPIO_NR(2, 19), |
| }, |
| }; |
| |
| int power_init_board(void) |
| { |
| struct pmic *p; |
| |
| p = pfuze_common_init(I2C_PMIC); |
| if (!p) |
| return -ENODEV; |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_USB_EHCI_MX6 |
| #define USB_OTHERREGS_OFFSET 0x800 |
| #define UCTRL_PWR_POL (1 << 9) |
| |
| static iomux_v3_cfg_t const usb_otg_pads[] = { |
| /* OGT1 */ |
| MX6_PAD_GPIO1_IO09__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), |
| MX6_PAD_GPIO1_IO10__ANATOP_OTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL), |
| /* OTG2 */ |
| MX6_PAD_GPIO1_IO12__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL) |
| }; |
| |
| static void setup_usb(void) |
| { |
| imx_iomux_v3_setup_multiple_pads(usb_otg_pads, |
| ARRAY_SIZE(usb_otg_pads)); |
| } |
| |
| int board_usb_phy_mode(int port) |
| { |
| if (port == 1) |
| return USB_INIT_HOST; |
| else |
| return usb_phy_mode(port); |
| } |
| |
| int board_ehci_hcd_init(int port) |
| { |
| u32 *usbnc_usb_ctrl; |
| |
| if (port > 1) |
| return -EINVAL; |
| |
| 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 |
| |
| int board_early_init_f(void) |
| { |
| setup_iomux_uart(); |
| |
| return 0; |
| } |
| |
| static struct fsl_esdhc_cfg usdhc_cfg[3] = { |
| {USDHC3_BASE_ADDR}, |
| {USDHC4_BASE_ADDR}, |
| }; |
| |
| #define USDHC3_CD_GPIO IMX_GPIO_NR(7, 10) |
| #define USDHC3_RST_GPIO IMX_GPIO_NR(2, 11) |
| #define USDHC4_CD_GPIO IMX_GPIO_NR(7, 11) |
| |
| 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 USDHC3_BASE_ADDR: |
| ret = !gpio_get_value(USDHC3_CD_GPIO); |
| break; |
| case USDHC4_BASE_ADDR: |
| ret = !gpio_get_value(USDHC4_CD_GPIO); |
| break; |
| } |
| |
| return ret; |
| } |
| |
| int board_mmc_init(bd_t *bis) |
| { |
| int i, ret; |
| |
| /* |
| * According to the board_mmc_init() the following map is done: |
| * (U-Boot device node) (Physical Port) |
| * mmc0 USDHC3 |
| * mmc1 USDHC4 |
| */ |
| for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { |
| switch (i) { |
| case 0: |
| imx_iomux_v3_setup_multiple_pads( |
| usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); |
| gpio_direction_input(USDHC3_CD_GPIO); |
| |
| /* This starts a power cycle for UHS-I. Need to set steer to B0 to A*/ |
| gpio_direction_output(USDHC3_RST_GPIO, 0); |
| udelay(1000); /* need 1ms at least */ |
| gpio_direction_output(USDHC3_RST_GPIO, 1); |
| |
| usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); |
| break; |
| case 1: |
| imx_iomux_v3_setup_multiple_pads( |
| usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); |
| gpio_direction_input(USDHC4_CD_GPIO); |
| usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); |
| break; |
| default: |
| printf("Warning: you configured more USDHC controllers" |
| "(%d) than supported by the board\n", i + 1); |
| return -EINVAL; |
| } |
| |
| ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); |
| if (ret) { |
| printf("Warning: failed to initialize mmc dev %d\n", i); |
| return ret; |
| } |
| } |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_FSL_QSPI |
| |
| #define QSPI_PAD_CTRL1 \ |
| (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_HIGH | \ |
| PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_40ohm) |
| |
| static iomux_v3_cfg_t const quadspi_pads[] = { |
| MX6_PAD_QSPI1A_SS0_B__QSPI1_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1A_SCLK__QSPI1_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1A_DATA0__QSPI1_A_DATA_0 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1A_DATA1__QSPI1_A_DATA_1 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1A_DATA2__QSPI1_A_DATA_2 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1A_DATA3__QSPI1_A_DATA_3 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_SS0_B__QSPI1_B_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_SCLK__QSPI1_B_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_DATA0__QSPI1_B_DATA_0 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_DATA1__QSPI1_B_DATA_1 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_DATA2__QSPI1_B_DATA_2 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_QSPI1B_DATA3__QSPI1_B_DATA_3 | 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_NAND_MXS |
| iomux_v3_cfg_t gpmi_pads[] = { |
| 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_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL0), |
| MX6_PAD_NAND_CE0_B__RAWNAND_CE0_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_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), |
| }; |
| |
| 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(gpmi_pads, ARRAY_SIZE(gpmi_pads)); |
| |
| setup_gpmi_io_clk((MXC_CCM_CS2CDR_QSPI2_CLK_PODF(0) | |
| MXC_CCM_CS2CDR_QSPI2_CLK_PRED(3) | |
| MXC_CCM_CS2CDR_QSPI2_CLK_SEL(3))); |
| |
| /* enable apbh clock gating */ |
| setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); |
| } |
| #endif |
| |
| int board_init(void) |
| { |
| /* Address of boot parameters */ |
| gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; |
| |
| #ifdef CONFIG_SYS_I2C_MXC |
| setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); |
| setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3); |
| #endif |
| |
| /* Reset CPU_PER_RST_B signal for enet phy and PCIE */ |
| port_exp_direction_output(CPU_PER_RST_B, 0); |
| udelay(500); |
| port_exp_direction_output(CPU_PER_RST_B, 1); |
| |
| /* Set steering signal to L for selecting B0 */ |
| port_exp_direction_output(STEER_ENET, 0); |
| |
| #ifdef CONFIG_USB_EHCI_MX6 |
| setup_usb(); |
| #endif |
| |
| #ifdef CONFIG_FSL_QSPI |
| board_qspi_init(); |
| #endif |
| |
| #ifdef CONFIG_NAND_MXS |
| setup_gpmi_nand(); |
| #endif |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_CMD_BMODE |
| static const struct boot_mode board_boot_modes[] = { |
| {"sda", MAKE_CFGVAL(0x42, 0x30, 0x00, 0x00)}, |
| {"sdb", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)}, |
| {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)}, |
| {"nand", MAKE_CFGVAL(0x82, 0x00, 0x00, 0x00)}, |
| {NULL, 0}, |
| }; |
| #endif |
| |
| int board_late_init(void) |
| { |
| #ifdef CONFIG_CMD_BMODE |
| add_board_boot_modes(board_boot_modes); |
| #endif |
| |
| return 0; |
| } |
| |
| int checkboard(void) |
| { |
| puts("Board: MX6SX SABRE AUTO\n"); |
| |
| return 0; |
| } |