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Diffstat (limited to 'board/beacon/imx8mm/imx8mm_beacon.c')
-rw-r--r--board/beacon/imx8mm/imx8mm_beacon.c67
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;
+}