From d0dd73974c613650cb0c3d32a734a954cedc9f8a Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Thu, 18 Oct 2018 14:28:37 +0200 Subject: imx: add i.MX8QXP MEK board support Add i.MX8QXP MEK board support Enabled pinctrl/clk/power-domain/mmc/i2c/fec driver. Added README file. Signed-off-by: Peng Fan Reviewed-by: Anatolij Gustschin Cc: Stefano Babic Cc: Fabio Estevam --- board/freescale/imx8qxp_mek/Kconfig | 14 +++ board/freescale/imx8qxp_mek/MAINTAINERS | 6 ++ board/freescale/imx8qxp_mek/Makefile | 7 ++ board/freescale/imx8qxp_mek/README | 72 +++++++++++++ board/freescale/imx8qxp_mek/imx8qxp_mek.c | 170 ++++++++++++++++++++++++++++++ 5 files changed, 269 insertions(+) create mode 100644 board/freescale/imx8qxp_mek/Kconfig create mode 100644 board/freescale/imx8qxp_mek/MAINTAINERS create mode 100644 board/freescale/imx8qxp_mek/Makefile create mode 100644 board/freescale/imx8qxp_mek/README create mode 100644 board/freescale/imx8qxp_mek/imx8qxp_mek.c (limited to 'board/freescale/imx8qxp_mek') diff --git a/board/freescale/imx8qxp_mek/Kconfig b/board/freescale/imx8qxp_mek/Kconfig new file mode 100644 index 0000000000..b67300d816 --- /dev/null +++ b/board/freescale/imx8qxp_mek/Kconfig @@ -0,0 +1,14 @@ +if TARGET_IMX8QXP_MEK + +config SYS_BOARD + default "imx8qxp_mek" + +config SYS_VENDOR + default "freescale" + +config SYS_CONFIG_NAME + default "imx8qxp_mek" + +source "board/freescale/common/Kconfig" + +endif diff --git a/board/freescale/imx8qxp_mek/MAINTAINERS b/board/freescale/imx8qxp_mek/MAINTAINERS new file mode 100644 index 0000000000..e9bf0b35a3 --- /dev/null +++ b/board/freescale/imx8qxp_mek/MAINTAINERS @@ -0,0 +1,6 @@ +i.MX8QXP MEK BOARD +M: Peng Fan +S: Maintained +F: board/freescale/imx8qxp_mek/ +F: include/configs/imx8qxp_mek.h +F: configs/imx8qxp_mek_defconfig diff --git a/board/freescale/imx8qxp_mek/Makefile b/board/freescale/imx8qxp_mek/Makefile new file mode 100644 index 0000000000..f9ee8aeff3 --- /dev/null +++ b/board/freescale/imx8qxp_mek/Makefile @@ -0,0 +1,7 @@ +# +# Copyright 2017 NXP +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += imx8qxp_mek.o diff --git a/board/freescale/imx8qxp_mek/README b/board/freescale/imx8qxp_mek/README new file mode 100644 index 0000000000..7f740894b2 --- /dev/null +++ b/board/freescale/imx8qxp_mek/README @@ -0,0 +1,72 @@ +U-Boot for the NXP i.MX8QXP EVK board + +Quick Start +=========== + +- Build U-Boot +- Build the ARM Trusted firmware binary +- Get scfw_tcm.bin and ahab-container.img +- Get mkimage tool +- Generate flash.bin using imx-mkimage +- Flash the binary into the SD card +- Boot + +Build U-Boot +============ + +$ make imx8qxp_mek_defconfig +$ make + +Get and Build the ARM Trusted firmware +====================================== + +$ git clone https://source.codeaurora.org/external/imx/imx-atf +$ cd imx-atf/ +$ git checkout origin/imx_4.9.88_imx8qxp_beta2 -b imx_4.9.88_imx8qxp_beta2 +$ make PLAT=imx8qxp bl31 + +Get scfw_tcm.bin and ahab-container.img +============================== + +$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/imx-sc-firmware-0.7.bin +$ chmod +x imx-sc-firmware-0.7.bin +$ ./imx-sc-firmware-0.7.bin +$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-7.6.bin +$ chmod +x firmware-imx-7.6.bin +$ ./firmware-imx-7.6.bin + +Get imx-mkimage tool +============================== +Download the imx-mkimage tool: + +$ git clone https://source.codeaurora.org/external/imx/imx-mkimage/ +$ cd imx-mkimage/ +$ git checkout origin/imx_4.9.88_imx8qxp_beta2 -b imx_4.9.88_imx8qxp_beta2 + + +Generate flash.bin using imx-mkimage +==================================== + +Copy the following binaries to imx-mkimage/iMX8M folder: + +$ cp imx-atf/build/imx8qxp/release/bl31.bin imx-mkimage/iMX8QX/ +$ cp u-boot/u-boot.bin imx-mkimage/iMX8QX/ + +Copy the following firmwares to imx-mkimage/iMX8 folder : + +$ cp firmware-imx-7.6/firmware/seco/ahab-container.img imx-mkimage/iMX8QX/ +$ cp imx-sc-firmware-0.7/mx8qx-mek-scfw-tcm.bin imx-mkimage/iMX8QX/scfw_tcm.bin + +$ cd imx-mkimage/ +$ make SOC=iMX8QX flash + +Flash the binary into the SD card +================================= + +Burn the flash.bin binary to SD card offset 32KB: + +$ sudo dd if=iMX8QX/flash.bin of=/dev/sd[x] bs=1024 seek=32 + +Boot +==== +Set Boot switch SW2: 1100. diff --git a/board/freescale/imx8qxp_mek/imx8qxp_mek.c b/board/freescale/imx8qxp_mek/imx8qxp_mek.c new file mode 100644 index 0000000000..a4c587a390 --- /dev/null +++ b/board/freescale/imx8qxp_mek/imx8qxp_mek.c @@ -0,0 +1,170 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2018 NXP + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +#define GPIO_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \ + (SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \ + (SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \ + (SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT)) + +#define UART_PAD_CTRL ((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \ + (SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \ + (SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \ + (SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT)) + +static iomux_cfg_t uart0_pads[] = { + SC_P_UART0_RX | MUX_PAD_CTRL(UART_PAD_CTRL), + SC_P_UART0_TX | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + imx8_iomux_setup_multiple_pads(uart0_pads, ARRAY_SIZE(uart0_pads)); +} + +int board_early_init_f(void) +{ + int ret; + /* Set UART0 clock root to 80 MHz */ + sc_pm_clock_rate_t rate = 80000000; + + /* Power up UART0 */ + ret = sc_pm_set_resource_power_mode(-1, SC_R_UART_0, SC_PM_PW_MODE_ON); + if (ret) + return ret; + + ret = sc_pm_set_clock_rate(-1, SC_R_UART_0, 2, &rate); + if (ret) + return ret; + + /* Enable UART0 clock root */ + ret = sc_pm_clock_enable(-1, SC_R_UART_0, 2, true, false); + if (ret) + return ret; + + setup_iomux_uart(); + + return 0; +} + +#if IS_ENABLED(CONFIG_DM_GPIO) +static void board_gpio_init(void) +{ + struct gpio_desc desc; + int ret; + + ret = dm_gpio_lookup_name("gpio@1a_3", &desc); + if (ret) + return; + + ret = dm_gpio_request(&desc, "bb_per_rst_b"); + if (ret) + return; + + dm_gpio_set_dir_flags(&desc, GPIOD_IS_OUT); + dm_gpio_set_value(&desc, 0); + udelay(50); + dm_gpio_set_value(&desc, 1); +} +#else +static inline void board_gpio_init(void) {} +#endif + +#if IS_ENABLED(CONFIG_FEC_MXC) +#include + +int board_phy_config(struct phy_device *phydev) +{ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); + + 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; +} +#endif + +void build_info(void) +{ + u32 sc_build = 0, sc_commit = 0; + + /* Get SCFW build and commit id */ + sc_misc_build_info(-1, &sc_build, &sc_commit); + if (!sc_build) { + printf("SCFW does not support build info\n"); + sc_commit = 0; /* Display 0 when the build info is not supported*/ + } + printf("Build: SCFW %x\n", sc_commit); +} + +int checkboard(void) +{ + puts("Board: iMX8QXP MEK\n"); + + build_info(); + print_bootinfo(); + + return 0; +} + +int board_init(void) +{ + board_gpio_init(); + + return 0; +} + +void detail_board_ddr_info(void) +{ + puts("\nDDR "); +} + +/* + * Board specific reset that is system reset. + */ +void reset_cpu(ulong addr) +{ + /* TODO */ +} + +#ifdef CONFIG_OF_BOARD_SETUP +int ft_board_setup(void *blob, bd_t *bd) +{ + return 0; +} +#endif + +int board_mmc_get_env_dev(int devno) +{ + return devno; +} + +int board_late_init(void) +{ +#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + env_set("board_name", "MEK"); + env_set("board_rev", "iMX8QXP"); +#endif + + return 0; +} -- cgit