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Diffstat (limited to 'board/msc/sm2s_imx8mp/sm2s_imx8mp.c')
-rw-r--r--board/msc/sm2s_imx8mp/sm2s_imx8mp.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/board/msc/sm2s_imx8mp/sm2s_imx8mp.c b/board/msc/sm2s_imx8mp/sm2s_imx8mp.c
new file mode 100644
index 0000000000..3913c4f242
--- /dev/null
+++ b/board/msc/sm2s_imx8mp/sm2s_imx8mp.c
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Based on vendor support provided by AVNET Embedded
+ *
+ * Copyright (C) 2021 AVNET Embedded, MSC Technologies GmbH
+ * Copyright 2021 General Electric Company
+ * Copyright 2021 Collabora Ltd.
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/imx8mp_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-imx/gpio.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm-generic/gpio.h>
+#include <linux/delay.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void setup_fec(void)
+{
+ struct iomuxc_gpr_base_regs *gpr =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ /* Enable RGMII TX clk output */
+ setbits_le32(&gpr->gpr[1], BIT(22));
+}
+
+static int setup_eqos(void)
+{
+ struct iomuxc_gpr_base_regs *gpr =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ /* set INTF as RGMII, enable RGMII TXC clock */
+ clrsetbits_le32(&gpr->gpr[1],
+ IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
+ setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
+
+ return set_clk_eqos(ENET_125MHZ);
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
+ return 0;
+}
+
+int board_init(void)
+{
+ setup_fec();
+
+ setup_eqos();
+
+ return 0;
+}