1 files changed, 85 insertions, 0 deletions
diff --git a/board/engicam/imx8mm/icore_mx8mm.c b/board/engicam/imx8mm/icore_mx8mm.c
new file mode 100644
index 0000000000..4f7c699d7d
--- /dev/null
+++ b/board/engicam/imx8mm/icore_mx8mm.c
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2016 Amarula Solutions B.V.
+ * Copyright (C) 2016 Engicam S.r.l.
+ * Author: Jagan Teki <jagan@amarulasolutions.com>
+ */
+
+#include <common.h>
+#include <miiphy.h>
+#include <netdev.h>
+
+#include <asm/io.h>
+#include <asm-generic/gpio.h>
+
+#include <linux/delay.h>
+
+#include <asm/arch/clock.h>
+#include <asm/arch/imx8mm_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-imx/gpio.h>
+#include <asm/mach-imx/iomux-v3.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if IS_ENABLED(CONFIG_FEC_MXC)
+
+#define FEC_RST_PAD IMX_GPIO_NR(3, 7)
+static iomux_v3_cfg_t const fec1_rst_pads[] = {
+	IMX8MM_PAD_NAND_DATA01_GPIO3_IO7 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_iomux_fec(void)
+{
+	imx_iomux_v3_setup_multiple_pads(fec1_rst_pads,
+					 ARRAY_SIZE(fec1_rst_pads));
+
+	gpio_request(FEC_RST_PAD, "fec1_rst");
+	gpio_direction_output(FEC_RST_PAD, 0);
+	udelay(500);
+	gpio_direction_output(FEC_RST_PAD, 1);
+}
+
+static int setup_fec(void)
+{
+	struct iomuxc_gpr_base_regs *gpr =
+		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+	setup_iomux_fec();
+
+	/* Use 125M anatop REF_CLK1 for ENET1, not from external */
+	clrsetbits_le32(&gpr->gpr[1], 13, 0);
+
+	return set_clk_enet(ENET_125MHZ);
+}
+
+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;
+}