Add support for the DHCOM i.MX6 PDK board. This board has: - FEC ethernet - EHCI USB host - 3x SDMMC
Signed-off-by: Marek Vasut marex@denx.de Cc: Stefano Babic sbabic@denx.de --- V2: Use get_cpu_type() and imx_get_mac_from_fuse() --- arch/arm/mach-imx/mx6/Kconfig | 10 + board/dhelectronics/dh_imx6/Kconfig | 12 + board/dhelectronics/dh_imx6/MAINTAINERS | 7 + board/dhelectronics/dh_imx6/Makefile | 11 + board/dhelectronics/dh_imx6/dh_imx6.c | 437 ++++++++++++++++++++++++++++++ board/dhelectronics/dh_imx6/dh_imx6_spl.c | 399 +++++++++++++++++++++++++++ configs/dh_imx6_defconfig | 51 ++++ include/configs/dh_imx6.h | 191 +++++++++++++ 8 files changed, 1118 insertions(+) create mode 100644 board/dhelectronics/dh_imx6/Kconfig create mode 100644 board/dhelectronics/dh_imx6/MAINTAINERS create mode 100644 board/dhelectronics/dh_imx6/Makefile create mode 100644 board/dhelectronics/dh_imx6/dh_imx6.c create mode 100644 board/dhelectronics/dh_imx6/dh_imx6_spl.c create mode 100644 configs/dh_imx6_defconfig create mode 100644 include/configs/dh_imx6.h
diff --git a/arch/arm/mach-imx/mx6/Kconfig b/arch/arm/mach-imx/mx6/Kconfig index 540f2b29b1..b82db3af22 100644 --- a/arch/arm/mach-imx/mx6/Kconfig +++ b/arch/arm/mach-imx/mx6/Kconfig @@ -129,6 +129,15 @@ config TARGET_COLIBRI_IMX6 select DM_SERIAL select DM_THERMAL
+config TARGET_DHCOMIMX6 + bool "dh_imx6" + select BOARD_LATE_INIT + select BOARD_EARLY_INIT_F + select SUPPORT_SPL + select DM + select DM_THERMAL + imply CMD_SPL + config TARGET_EMBESTMX6BOARDS bool "embestmx6boards" select BOARD_LATE_INIT @@ -428,6 +437,7 @@ source "board/boundary/nitrogen6x/Kconfig" source "board/ccv/xpress/Kconfig" source "board/compulab/cm_fx6/Kconfig" source "board/congatec/cgtqmx6eval/Kconfig" +source "board/dhelectronics/dh_imx6/Kconfig" source "board/el/el6x/Kconfig" source "board/embest/mx6boards/Kconfig" source "board/engicam/geam6ul/Kconfig" diff --git a/board/dhelectronics/dh_imx6/Kconfig b/board/dhelectronics/dh_imx6/Kconfig new file mode 100644 index 0000000000..0cfef9b097 --- /dev/null +++ b/board/dhelectronics/dh_imx6/Kconfig @@ -0,0 +1,12 @@ +if TARGET_DHCOMIMX6 + +config SYS_BOARD + default "dh_imx6" + +config SYS_VENDOR + default "dhelectronics" + +config SYS_CONFIG_NAME + default "dh_imx6" + +endif diff --git a/board/dhelectronics/dh_imx6/MAINTAINERS b/board/dhelectronics/dh_imx6/MAINTAINERS new file mode 100644 index 0000000000..e54bd60adb --- /dev/null +++ b/board/dhelectronics/dh_imx6/MAINTAINERS @@ -0,0 +1,7 @@ +DH_IMX6 BOARD +M: Andreas Geisreiter ageisreiter@dh-electronics.de, Ludwig Zenz lzenz@dh-electronics.de +S: Maintained +F: board/dhelectronics/dh_imx6/ +F: include/configs/dh_imx6.h +F: configs/dh_mx6q_defconfig +F: configs/dh_mx6dl_defconfig diff --git a/board/dhelectronics/dh_imx6/Makefile b/board/dhelectronics/dh_imx6/Makefile new file mode 100644 index 0000000000..bddc8d8568 --- /dev/null +++ b/board/dhelectronics/dh_imx6/Makefile @@ -0,0 +1,11 @@ +# +# Copyright (C) 2017 Marek Vasut marex@denx.de +# +# SPDX-License-Identifier: GPL-2.0+ +# + +ifdef CONFIG_SPL_BUILD +obj-y := dh_imx6_spl.o +else +obj-y := dh_imx6.o +endif diff --git a/board/dhelectronics/dh_imx6/dh_imx6.c b/board/dhelectronics/dh_imx6/dh_imx6.c new file mode 100644 index 0000000000..c76da4d2af --- /dev/null +++ b/board/dhelectronics/dh_imx6/dh_imx6.c @@ -0,0 +1,437 @@ +/* + * DHCOM DH-iMX6 PDK board support + * + * Copyright (C) 2017 Marek Vasut marex@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <asm/mach-imx/sata.h> +#include <errno.h> +#include <fsl_esdhc.h> +#include <fuse.h> +#include <i2c.h> +#include <miiphy.h> +#include <mmc.h> +#include <net.h> +#include <netdev.h> +#include <usb.h> +#include <usb/ehci-ci.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define I2C_PAD_CTRL \ + (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_HYS | PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define EEPROM_I2C_ADDRESS 0x50 + +#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) + +static struct i2c_pads_info dh6sdl_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC, + .gp = IMX_GPIO_NR(3, 21) + }, + .sda = { + .i2c_mode = MX6DL_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6DL_PAD_EIM_D28__GPIO3_IO28 | PC, + .gp = IMX_GPIO_NR(3, 28) + } +}; + +static struct i2c_pads_info dh6sdl_i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC, + .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC, + .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC, + .gp = IMX_GPIO_NR(4, 13) + } +}; + +static struct i2c_pads_info dh6sdl_i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC, + .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC, + .gp = IMX_GPIO_NR(1, 3) + }, + .sda = { + .i2c_mode = MX6DL_PAD_GPIO_6__I2C3_SDA | PC, + .gpio_mode = MX6DL_PAD_GPIO_6__GPIO1_IO06 | PC, + .gp = IMX_GPIO_NR(1, 6) + } +}; + +static struct i2c_pads_info dh6dq_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC, + .gp = IMX_GPIO_NR(3, 21) + }, + .sda = { + .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | PC, + .gp = IMX_GPIO_NR(3, 28) + } +}; + +static struct i2c_pads_info dh6dq_i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, + .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, + .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, + .gp = IMX_GPIO_NR(4, 13) + } +}; + +static struct i2c_pads_info dh6dq_i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC, + .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC, + .gp = IMX_GPIO_NR(1, 3) + }, + .sda = { + .i2c_mode = MX6Q_PAD_GPIO_6__I2C3_SDA | PC, + .gpio_mode = MX6Q_PAD_GPIO_6__GPIO1_IO06 | PC, + .gp = IMX_GPIO_NR(1, 6) + } +}; + +int dram_init(void) +{ + gd->ram_size = imx_ddr_size(); + return 0; +} + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +#ifdef CONFIG_FEC_MXC +static void eth_phy_reset(void) +{ + /* Reset PHY */ + gpio_direction_output(IMX_GPIO_NR(5, 0) , 0); + udelay(500); + gpio_set_value(IMX_GPIO_NR(5, 0), 1); + + /* Enable VIO */ + gpio_direction_output(IMX_GPIO_NR(1, 7) , 0); + + /* + * KSZ9021 PHY needs at least 10 mSec after PHY reset + * is released to stabilize + */ + mdelay(10); +} + +static int setup_fec_clock(void) +{ + struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + + /* set gpr1[21] to select anatop clock */ + clrsetbits_le32(&iomuxc_regs->gpr[1], 0x1 << 21, 0x1 << 21); + + return enable_fec_anatop_clock(0, ENET_50MHZ); +} + +int board_eth_init(bd_t *bis) +{ + uint32_t base = IMX_FEC_BASE; + struct mii_dev *bus = NULL; + struct phy_device *phydev = NULL; + + setup_fec_clock(); + + eth_phy_reset(); + + bus = fec_get_miibus(base, -1); + if (!bus) + return -EINVAL; + + /* Scan PHY 0 */ + phydev = phy_find_by_mask(bus, 0xf, PHY_INTERFACE_MODE_RGMII); + if (!phydev) { + printf("Ethernet PHY not found!\n"); + return -EINVAL; + } + + return fec_probe(bis, -1, base, bus, phydev); +} +#endif + +#ifdef CONFIG_FSL_ESDHC + +#define USDHC2_CD_GPIO IMX_GPIO_NR(6, 16) +#define USDHC3_CD_GPIO IMX_GPIO_NR(7, 8) + +static struct fsl_esdhc_cfg usdhc_cfg[3] = { + { USDHC2_BASE_ADDR }, + { USDHC3_BASE_ADDR }, + { USDHC4_BASE_ADDR }, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + + switch (cfg->esdhc_base) { + case USDHC2_BASE_ADDR: + return gpio_get_value(USDHC2_CD_GPIO); + case USDHC3_BASE_ADDR: + return !gpio_get_value(USDHC3_CD_GPIO); + case USDHC4_BASE_ADDR: + return 1; /* eMMC/uSDHC4 is always present */ + } + + return 0; +} + +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 SD interface + * mmc1 micro SD + * mmc2 eMMC + */ + gpio_direction_input(USDHC2_CD_GPIO); + gpio_direction_input(USDHC3_CD_GPIO); + + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + + for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); + if (ret) + return ret; + } + + return 0; +} +#endif + +#ifdef CONFIG_USB_EHCI_MX6 +static void setup_usb(void) +{ + /* + * Set daisy chain for otg_pin_id on MX6Q. + * For MX6DL, this bit is reserved. + */ + imx_iomux_set_gpr_register(1, 13, 1, 0); +} + +int board_usb_phy_mode(int port) +{ + return USB_INIT_HOST; +} + +/* Use only Port 1 == DHCOM USB Host 1 */ +int board_ehci_hcd_init(int port) +{ + if (port == 1) + return 0; + else + return -ENODEV; +} + +int board_ehci_power(int port, int on) +{ + switch (port) { + case 0: + break; + case 1: + gpio_direction_output(IMX_GPIO_NR(3, 31), !!on); + break; + default: + printf("MXC USB port %d not yet supported\n", port); + return -EINVAL; + } + + return 0; +} +#endif + +static int setup_dhcom_mac_from_fuse(void) +{ + unsigned char enetaddr[6]; + int ret; + + ret = eth_env_get_enetaddr("ethaddr", enetaddr); + if (ret) /* ethaddr is already set */ + return 0; + + imx_get_mac_from_fuse(0, enetaddr); + + if (is_valid_ethaddr(enetaddr)) { + eth_env_set_enetaddr("ethaddr", enetaddr); + return 0; + } + + ret = i2c_set_bus_num(2); + if (ret) { + printf("Error switching I2C bus!\n"); + return ret; + } + + ret = i2c_read(EEPROM_I2C_ADDRESS, 0xfa, 0x1, enetaddr, 0x6); + if (ret) { + printf("Error reading configuration EEPROM!\n"); + return ret; + } + + if (is_valid_ethaddr(enetaddr)) + eth_env_set_enetaddr("ethaddr", enetaddr); + + return 0; +} + +int board_early_init_f(void) +{ +#ifdef CONFIG_USB_EHCI_MX6 + setup_usb(); +#endif + + return 0; +} + +#ifdef CONFIG_MXC_SPI +int board_spi_cs_gpio(unsigned bus, unsigned cs) +{ + if (bus == 0 && cs == 0) + return IMX_GPIO_NR(2, 30); + else + return -1; +} +#endif + +int board_init(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + /* Enable eim_slow clocks */ + setbits_le32(&mxc_ccm->CCGR6, 0x1 << MXC_CCM_CCGR6_EMI_SLOW_OFFSET); + +#ifdef CONFIG_SYS_I2C_MXC + if (is_mx6dq()) { + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info0); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info2); + } else { + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info0); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info2); + } +#endif + +#ifdef CONFIG_SATA + setup_sata(); +#endif + + setup_dhcom_mac_from_fuse(); + + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + /* 8 bit bus width */ + {"emmc", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +#define HW_CODE_BIT_0 IMX_GPIO_NR(2, 19) +#define HW_CODE_BIT_1 IMX_GPIO_NR(6, 6) +#define HW_CODE_BIT_2 IMX_GPIO_NR(2, 16) + +static int board_get_hwcode(void) +{ + int hw_code; + + gpio_direction_input(HW_CODE_BIT_0); + gpio_direction_input(HW_CODE_BIT_1); + gpio_direction_input(HW_CODE_BIT_2); + + /* HW 100 + HW 200 = 00b; HW 300 = 01b */ + hw_code = ((gpio_get_value(HW_CODE_BIT_2) << 2) | + (gpio_get_value(HW_CODE_BIT_1) << 1) | + gpio_get_value(HW_CODE_BIT_0)) + 2; + + return hw_code; +} + +int board_late_init(void) +{ + u32 hw_code; + char buf[16]; + + hw_code = board_get_hwcode(); + + switch (get_cpu_type()) { + case MXC_CPU_MX6SOLO: + snprintf(buf, sizeof(buf), "imx6s-dhcom%1d", hw_code); + break; + case MXC_CPU_MX6DL: + snprintf(buf, sizeof(buf), "imx6dl-dhcom%1d", hw_code); + break; + case MXC_CPU_MX6D: + snprintf(buf, sizeof(buf), "imx6d-dhcom%1d", hw_code); + break; + case MXC_CPU_MX6Q: + snprintf(buf, sizeof(buf), "imx6q-dhcom%1d", hw_code); + break; + default: + snprintf(buf, sizeof(buf), "UNKNOWN%1d", hw_code); + break; + } + + env_set("dhcom", buf); + +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + return 0; +} + +int checkboard(void) +{ + puts("Board: DHCOM i.MX6\n"); + return 0; +} diff --git a/board/dhelectronics/dh_imx6/dh_imx6_spl.c b/board/dhelectronics/dh_imx6/dh_imx6_spl.c new file mode 100644 index 0000000000..e22ff5c8c6 --- /dev/null +++ b/board/dhelectronics/dh_imx6/dh_imx6_spl.c @@ -0,0 +1,399 @@ +/* + * DHCOM DH-iMX6 PDK SPL support + * + * Copyright (C) 2017 Marek Vasut marex@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <asm/io.h> +#include <errno.h> +#include <fuse.h> +#include <fsl_esdhc.h> +#include <i2c.h> +#include <mmc.h> +#include <spl.h> + +#define ENET_PAD_CTRL \ + (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_HYS) + +#define GPIO_PAD_CTRL \ + (PAD_CTL_HYS | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm) + +#define SPI_PAD_CTRL \ + (PAD_CTL_HYS | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_SRE_FAST) + +#define UART_PAD_CTRL \ + (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_PUS_47K_UP | PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +DECLARE_GLOBAL_DATA_PTR; + +static const struct mx6dq_iomux_ddr_regs dhcom6dq_ddr_ioregs = { + .dram_sdclk_0 = 0x00020030, + .dram_sdclk_1 = 0x00020030, + .dram_cas = 0x00020030, + .dram_ras = 0x00020030, + .dram_reset = 0x00020030, + .dram_sdcke0 = 0x00003000, + .dram_sdcke1 = 0x00003000, + .dram_sdba2 = 0x00000000, + .dram_sdodt0 = 0x00003030, + .dram_sdodt1 = 0x00003030, + .dram_sdqs0 = 0x00000030, + .dram_sdqs1 = 0x00000030, + .dram_sdqs2 = 0x00000030, + .dram_sdqs3 = 0x00000030, + .dram_sdqs4 = 0x00000030, + .dram_sdqs5 = 0x00000030, + .dram_sdqs6 = 0x00000030, + .dram_sdqs7 = 0x00000030, + .dram_dqm0 = 0x00020030, + .dram_dqm1 = 0x00020030, + .dram_dqm2 = 0x00020030, + .dram_dqm3 = 0x00020030, + .dram_dqm4 = 0x00020030, + .dram_dqm5 = 0x00020030, + .dram_dqm6 = 0x00020030, + .dram_dqm7 = 0x00020030, +}; + +static const struct mx6dq_iomux_grp_regs dhcom6dq_grp_ioregs = { + .grp_ddr_type = 0x000C0000, + .grp_ddrmode_ctl = 0x00020000, + .grp_ddrpke = 0x00000000, + .grp_addds = 0x00000030, + .grp_ctlds = 0x00000030, + .grp_ddrmode = 0x00020000, + .grp_b0ds = 0x00000030, + .grp_b1ds = 0x00000030, + .grp_b2ds = 0x00000030, + .grp_b3ds = 0x00000030, + .grp_b4ds = 0x00000030, + .grp_b5ds = 0x00000030, + .grp_b6ds = 0x00000030, + .grp_b7ds = 0x00000030, +}; + +static const struct mx6sdl_iomux_ddr_regs dhcom6sdl_ddr_ioregs = { + .dram_sdclk_0 = 0x00020030, + .dram_sdclk_1 = 0x00020030, + .dram_cas = 0x00020030, + .dram_ras = 0x00020030, + .dram_reset = 0x00020030, + .dram_sdcke0 = 0x00003000, + .dram_sdcke1 = 0x00003000, + .dram_sdba2 = 0x00000000, + .dram_sdodt0 = 0x00003030, + .dram_sdodt1 = 0x00003030, + .dram_sdqs0 = 0x00000030, + .dram_sdqs1 = 0x00000030, + .dram_sdqs2 = 0x00000030, + .dram_sdqs3 = 0x00000030, + .dram_sdqs4 = 0x00000030, + .dram_sdqs5 = 0x00000030, + .dram_sdqs6 = 0x00000030, + .dram_sdqs7 = 0x00000030, + .dram_dqm0 = 0x00020030, + .dram_dqm1 = 0x00020030, + .dram_dqm2 = 0x00020030, + .dram_dqm3 = 0x00020030, + .dram_dqm4 = 0x00020030, + .dram_dqm5 = 0x00020030, + .dram_dqm6 = 0x00020030, + .dram_dqm7 = 0x00020030, +}; + +static const struct mx6sdl_iomux_grp_regs dhcom6sdl_grp_ioregs = { + .grp_ddr_type = 0x000C0000, + .grp_ddrmode_ctl = 0x00020000, + .grp_ddrpke = 0x00000000, + .grp_addds = 0x00000030, + .grp_ctlds = 0x00000030, + .grp_ddrmode = 0x00020000, + .grp_b0ds = 0x00000030, + .grp_b1ds = 0x00000030, + .grp_b2ds = 0x00000030, + .grp_b3ds = 0x00000030, + .grp_b4ds = 0x00000030, + .grp_b5ds = 0x00000030, + .grp_b6ds = 0x00000030, + .grp_b7ds = 0x00000030, +}; + +static const struct mx6_mmdc_calibration dhcom_mmdc_calib = { + .p0_mpwldectrl0 = 0x001F001F, + .p0_mpwldectrl1 = 0x001F001F, + .p1_mpwldectrl0 = 0x00440044, + .p1_mpwldectrl1 = 0x00440044, + .p0_mpdgctrl0 = 0x434B0350, + .p0_mpdgctrl1 = 0x034C0359, + .p1_mpdgctrl0 = 0x434B0350, + .p1_mpdgctrl1 = 0x03650348, + .p0_mprddlctl = 0x4436383B, + .p1_mprddlctl = 0x39393341, + .p0_mpwrdlctl = 0x35373933, + .p1_mpwrdlctl = 0x48254A36, +}; + +static const struct mx6_ddr3_cfg dhcom_mem_ddr = { + .mem_speed = 1600, + .density = 4, + .width = 64, + .banks = 8, + .rowaddr = 14, + .coladdr = 10, + .pagesz = 2, + .trcd = 1375, + .trcmin = 4875, + .trasmin = 3500, +}; + +static const struct mx6_ddr_sysinfo dhcom_ddr_info = { + /* width of data bus:0=16,1=32,2=64 */ + .dsize = 2, + /* config for full 4GB range so that get_mem_size() works */ + .cs_density = 32, /* 32Gb per CS */ + .ncs = 1, /* single chip select */ + .cs1_mirror = 0, + .rtt_wr = 1, /* DDR3_RTT_60_OHM, RTT_Wr = RZQ/4 */ + .rtt_nom = 1, /* DDR3_RTT_60_OHM, RTT_Nom = RZQ/4 */ + .walat = 1, /* Write additional latency */ + .ralat = 5, /* Read additional latency */ + .mif3_mode = 3, /* Command prediction working mode */ + .bi_on = 1, /* Bank interleaving enabled */ + .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */ + .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ +}; + +static void ccgr_init(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + writel(0x00C03F3F, &ccm->CCGR0); + writel(0x0030FC03, &ccm->CCGR1); + writel(0x0FFFC000, &ccm->CCGR2); + writel(0x3FF00000, &ccm->CCGR3); + writel(0x00FFF300, &ccm->CCGR4); + writel(0x0F0000C3, &ccm->CCGR5); + writel(0x000003FF, &ccm->CCGR6); +} + +/* Board ID */ +static iomux_v3_cfg_t const hwcode_pads[] = { + IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A23__GPIO6_IO06 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A22__GPIO2_IO16 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), +}; + +static void setup_iomux_boardid(void) +{ + /* HW code pins: Setup alternate function and configure pads */ + SETUP_IOMUX_PADS(hwcode_pads); +} + +/* GPIO */ +static iomux_v3_cfg_t const gpio_pads[] = { + IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_CSI0_DAT17__GPIO6_IO03 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_DI0_PIN4__GPIO4_IO20 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D27__GPIO3_IO27 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_KEY_COL1__GPIO4_IO08 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_CS2__GPIO6_IO15 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT5__GPIO7_IO00 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT4__GPIO7_IO01 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_CSI0_VSYNC__GPIO5_IO21 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_18__GPIO7_IO13 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_CMD__GPIO1_IO18 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT1__GPIO1_IO17 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_CSI0_PIXCLK__GPIO5_IO18 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), + IOMUX_PADS(PAD_CSI0_MCLK__GPIO5_IO19 | MUX_PAD_CTRL(GPIO_PAD_CTRL)), +}; + +static void setup_iomux_gpio(void) +{ + SETUP_IOMUX_PADS(gpio_pads); +} + +/* Ethernet */ +static iomux_v3_cfg_t const enet_pads[] = { + IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_TXD0__ENET_TX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_TXD1__ENET_TX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_RX_ER__ENET_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_RXD0__ENET_RX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_RXD1__ENET_RX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)), + /* SMSC PHY Reset */ + IOMUX_PADS(PAD_EIM_WAIT__GPIO5_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)), + /* ENET_VIO_GPIO */ + IOMUX_PADS(PAD_GPIO_7__GPIO1_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), + /* ENET_Interrupt - (not used) */ + IOMUX_PADS(PAD_RGMII_RD0__GPIO6_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void setup_iomux_enet(void) +{ + SETUP_IOMUX_PADS(enet_pads); +} + +/* SD interface */ +static iomux_v3_cfg_t const usdhc2_pads[] = { + IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_CS3__GPIO6_IO16 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* CD */ +}; + +/* onboard microSD */ +static iomux_v3_cfg_t const usdhc3_pads[] = { + IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_RST__GPIO7_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* CD */ +}; + +/* eMMC */ +static iomux_v3_cfg_t const usdhc4_pads[] = { + IOMUX_PADS(PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; + +/* SD */ +static void setup_iomux_sd(void) +{ + SETUP_IOMUX_PADS(usdhc2_pads); + SETUP_IOMUX_PADS(usdhc3_pads); + SETUP_IOMUX_PADS(usdhc4_pads); +} + +/* SPI */ +static iomux_v3_cfg_t const ecspi1_pads[] = { + /* SS0 */ + IOMUX_PADS(PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), +}; + +static void setup_iomux_spi(void) +{ + SETUP_IOMUX_PADS(ecspi1_pads); +} + +int board_spi_cs_gpio(unsigned bus, unsigned cs) +{ + if (bus == 0 && cs == 0) + return IMX_GPIO_NR(2, 30); + else + return -1; +} + +/* UART */ +static iomux_v3_cfg_t const uart1_pads[] = { + IOMUX_PADS(PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), +}; + +static void setup_iomux_uart(void) +{ + SETUP_IOMUX_PADS(uart1_pads); +} + +/* USB */ +static iomux_v3_cfg_t const usb_pads[] = { + IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void setup_iomux_usb(void) +{ + SETUP_IOMUX_PADS(usb_pads); +} + +void board_init_f(ulong dummy) +{ + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + ccgr_init(); + gpr_init(); + + /* setup GP timer */ + timer_init(); + + setup_iomux_boardid(); + setup_iomux_gpio(); + setup_iomux_enet(); + setup_iomux_sd(); + setup_iomux_spi(); + setup_iomux_uart(); + setup_iomux_usb(); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* Start the DDR DRAM */ + if (is_mx6dq()) + mx6dq_dram_iocfg(dhcom_mem_ddr.width, &dhcom6dq_ddr_ioregs, + &dhcom6dq_grp_ioregs); + else + mx6sdl_dram_iocfg(dhcom_mem_ddr.width, &dhcom6sdl_ddr_ioregs, + &dhcom6sdl_grp_ioregs); + mx6_dram_cfg(&dhcom_ddr_info, &dhcom_mmdc_calib, &dhcom_mem_ddr); + + /* Perform DDR DRAM calibration */ + udelay(100); + mmdc_do_write_level_calibration(&dhcom_ddr_info); + mmdc_do_dqs_calibration(&dhcom_ddr_info); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} diff --git a/configs/dh_imx6_defconfig b/configs/dh_imx6_defconfig new file mode 100644 index 0000000000..5125260ee4 --- /dev/null +++ b/configs/dh_imx6_defconfig @@ -0,0 +1,51 @@ +CONFIG_ARM=y +CONFIG_ARCH_MX6=y +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_MX6_DDRCAL=y +CONFIG_TARGET_DHCOMIMX6=y +CONFIG_SPL_SERIAL_SUPPORT=y +CONFIG_SPL_SPI_FLASH_SUPPORT=y +CONFIG_SPL_SPI_SUPPORT=y +CONFIG_SPL_WATCHDOG_SUPPORT=y +CONFIG_FIT=y +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6QDL" +CONFIG_BOOTDELAY=3 +CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y +CONFIG_SPL=y +CONFIG_SPL_I2C_SUPPORT=y +CONFIG_HUSH_PARSER=y +CONFIG_CMD_BOOTZ=y +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_MEMTEST=y +CONFIG_CMD_UNZIP=y +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_MMC=y +CONFIG_CMD_PART=y +CONFIG_CMD_SATA=y +CONFIG_CMD_SF=y +CONFIG_CMD_USB=y +CONFIG_CMD_DHCP=y +CONFIG_CMD_MII=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT2=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_ENV_IS_IN_SPI_FLASH=y +CONFIG_SPI_FLASH=y +CONFIG_SPI_FLASH_SPANSION=y +CONFIG_PHYLIB=y +CONFIG_PHY_MICREL=y +CONFIG_PHY_MICREL_KSZ90X1=y +CONFIG_NETDEVICES=y +CONFIG_FEC_MXC=y +CONFIG_USB=y +CONFIG_USB_STORAGE=y +CONFIG_OF_LIBFDT=y diff --git a/include/configs/dh_imx6.h b/include/configs/dh_imx6.h new file mode 100644 index 0000000000..0595f60e32 --- /dev/null +++ b/include/configs/dh_imx6.h @@ -0,0 +1,191 @@ +/* + * DHCOM DH-iMX6 PDK board configuration + * + * Copyright (C) 2017 Marek Vasut marex@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DH_IMX6_CONFIG_H +#define __DH_IMX6_CONFIG_H + +#include <asm/arch/imx-regs.h> + +#include <config_distro_defaults.h> +#include "mx6_common.h" + +/* + * SPI NOR layout: + * 0x00_0000-0x00_ffff ... U-Boot SPL + * 0x01_0000-0x0f_ffff ... U-Boot + * 0x10_0000-0x10_ffff ... U-Boot env #1 + * 0x11_0000-0x11_ffff ... U-Boot env #2 + * 0x12_0000-0x1f_ffff ... UNUSED + */ + +/* SPL */ +#include "imx6_spl.h" /* common IMX6 SPL configuration */ +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x11400 +#define CONFIG_SPL_SPI_LOAD +#define CONFIG_SPL_TARGET "u-boot-with-spl.imx" + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_AUTO_COMPLETE +#define CONFIG_CMDLINE_EDITING + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_REVISION_TAG + +#define CONFIG_SUPPORT_RAW_INITRD /* bootz raw initrd support */ +#define CONFIG_BOUNCE_BUFFER +#define CONFIG_BZIP2 + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (4 * SZ_1M) + +/* Bootcounter */ +#define CONFIG_BOOTCOUNT_LIMIT +#define CONFIG_SYS_BOOTCOUNT_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_BOOTCOUNT_BE + +/* FEC ethernet */ +#define CONFIG_MII +#define IMX_FEC_BASE ENET_BASE_ADDR +#define CONFIG_FEC_XCV_TYPE RMII +#define CONFIG_ETHPRIME "FEC" +#define CONFIG_FEC_MXC_PHYADDR 0 +#define CONFIG_ARP_TIMEOUT 200UL + +/* Fuses */ +#ifdef CONFIG_CMD_FUSE +#define CONFIG_MXC_OCOTP +#endif + +/* GPIO */ +#define CONFIG_MXC_GPIO + +/* I2C Configs */ +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_MXC +#define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ +#define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ +#define CONFIG_SYS_I2C_MXC_I2C3 /* enable I2C bus 3 */ +#define CONFIG_SYS_I2C_SPEED 100000 + +/* MMC Configs */ +#define CONFIG_FSL_ESDHC +#define CONFIG_FSL_USDHC +#define CONFIG_SYS_FSL_ESDHC_ADDR 0 +#define CONFIG_SYS_FSL_USDHC_NUM 3 +#define CONFIG_SYS_MMC_ENV_DEV 2 /* 1 = SDHC3, 2 = SDHC4 (eMMC) */ + +/* SATA Configs */ +#ifdef CONFIG_CMD_SATA +#define CONFIG_DWC_AHSATA +#define CONFIG_SYS_SATA_MAX_DEVICE 1 +#define CONFIG_DWC_AHSATA_PORT_ID 0 +#define CONFIG_DWC_AHSATA_BASE_ADDR SATA_ARB_BASE_ADDR +#define CONFIG_LBA48 +#define CONFIG_LIBATA +#endif + +/* SPI Flash Configs */ +#ifdef CONFIG_CMD_SF +#define CONFIG_MXC_SPI +#define CONFIG_SF_DEFAULT_BUS 0 +#define CONFIG_SF_DEFAULT_CS 0 +#define CONFIG_SF_DEFAULT_SPEED 25000000 +#define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0) +#endif + +/* UART */ +#define CONFIG_MXC_UART +#define CONFIG_MXC_UART_BASE UART1_BASE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* USB Configs */ +#ifdef CONFIG_CMD_USB +#define CONFIG_EHCI_HCD_INIT_AFTER_RESET +#define CONFIG_USB_HOST_ETHER +#define CONFIG_USB_ETHER_ASIX +#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) +#define CONFIG_MXC_USB_FLAGS 0 +#define CONFIG_USB_MAX_CONTROLLER_COUNT 2 /* Enabled USB controller number */ +#endif + +/* Watchdog */ +#define CONFIG_HW_WATCHDOG +#define CONFIG_IMX_WATCHDOG +#define CONFIG_WATCHDOG_TIMEOUT_MSECS 60000 + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_SYS_TEXT_BASE 0x17800000 +#define CONFIG_LOADADDR 0x12000000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_EXTRA_ENV_SETTINGS \ + "console=ttymxc0,115200\0" \ + "fdt_addr=0x18000000\0" \ + "fdt_high=0xffffffff\0" \ + "initrd_high=0xffffffff\0" \ + "kernel_addr_r=0x10008000\0" \ + "fdt_addr_r=0x13000000\0" \ + "ramdisk_addr_r=0x18000000\0" \ + "scriptaddr=0x14000000\0" \ + "fdtfile=imx6q-dhcom-pdk2.dtb\0"\ + BOOTENV + +#define CONFIG_BOOTCOMMAND "run distro_bootcmd" + +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) \ + func(MMC, mmc, 2) \ + func(USB, usb, 1) \ + func(SATA, sata, 0) \ + func(DHCP, dhcp, na) + +#include <config_distro_bootcmd.h> +#endif + +/* Physical Memory Map */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM +#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE + +#define CONFIG_SYS_INIT_SP_OFFSET \ + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) + +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) + +#define CONFIG_SYS_MEMTEST_START 0x10000000 +#define CONFIG_SYS_MEMTEST_END 0x20000000 +#define CONFIG_SYS_MEMTEST_SCRATCH 0x10800000 + +/* Environment */ +#define CONFIG_ENV_SIZE (16 * 1024) +#define CONFIG_SYS_REDUNDAND_ENVIRONMENT + +#if defined(CONFIG_ENV_IS_IN_SPI_FLASH) +#define CONFIG_ENV_OFFSET (1024 * 1024) +#define CONFIG_ENV_SECT_SIZE (64 * 1024) +#define CONFIG_ENV_OFFSET_REDUND \ + (CONFIG_ENV_OFFSET + CONFIG_ENV_SECT_SIZE) +#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE +#define CONFIG_ENV_SPI_BUS CONFIG_SF_DEFAULT_BUS +#define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS +#define CONFIG_ENV_SPI_MODE CONFIG_SF_DEFAULT_MODE +#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED +#endif + +#endif /* __DH_IMX6_CONFIG_H */