diff options
Diffstat (limited to 'board/beacon/imx8mm/imx8mm_beacon.c')
-rw-r--r-- | board/beacon/imx8mm/imx8mm_beacon.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/board/beacon/imx8mm/imx8mm_beacon.c b/board/beacon/imx8mm/imx8mm_beacon.c new file mode 100644 index 0000000000..e82e8b78d8 --- /dev/null +++ b/board/beacon/imx8mm/imx8mm_beacon.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 Compass Electronics Group, LLC + */ + +#include <common.h> +#include <miiphy.h> +#include <netdev.h> + +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + /* rom_pointer[1] contains the size of TEE occupies */ + if (rom_pointer[1]) + gd->ram_size = PHYS_SDRAM_SIZE - rom_pointer[1]; + else + gd->ram_size = PHYS_SDRAM_SIZE; + + return 0; +} + +#if IS_ENABLED(CONFIG_FEC_MXC) +static int setup_fec(void) +{ + struct iomuxc_gpr_base_regs *gpr = + (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR; + + /* Use 125M anatop REF_CLK1 for ENET1, not from external */ + clrsetbits_le32(&gpr->gpr[1], 0x2000, 0); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + /* enable rgmii rxc skew and phy mode select to RGMII copper */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); + + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x00); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x82ee); + 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 + +int board_init(void) +{ + if (IS_ENABLED(CONFIG_FEC_MXC)) + setup_fec(); + + return 0; +} + +int board_mmc_get_env_dev(int devno) +{ + return devno; +} |