Merge branch 'master' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

1 files changed, 47 insertions, 0 deletions

diff --git a/board/freescale/mx6ullevk/mx6ullevk.c b/board/freescale/mx6ullevk/mx6ullevk.c
index e1eddbff95..3f1ecce10f 100644
--- a/board/freescale/mx6ullevk/mx6ullevk.c
+++ b/board/freescale/mx6ullevk/mx6ullevk.c
@@ -19,6 +19,7 @@
 #include <fsl_esdhc_imx.h>
 #include <linux/sizes.h>
 #include <mmc.h>
+#include <miiphy.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -60,11 +61,57 @@ int board_early_init_f(void)
 	return 0;
 }
 
+#ifdef CONFIG_FEC_MXC
+static int setup_fec(int fec_id)
+{
+	struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
+	int ret;
+
+	if (fec_id == 0) {
+		/*
+		 * Use 50MHz anatop loopback REF_CLK1 for ENET1,
+		 * clear gpr1[13], set gpr1[17].
+		 */
+		clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK,
+				IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK);
+	} else {
+		/*
+		 * Use 50MHz anatop loopback REF_CLK2 for ENET2,
+		 * clear gpr1[14], set gpr1[18].
+		 */
+		clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK,
+				IOMUX_GPR1_FEC2_CLOCK_MUX1_SEL_MASK);
+	}
+
+	ret = enable_fec_anatop_clock(fec_id, ENET_50MHZ);
+	if (ret)
+		return ret;
+
+	enable_enet_clk(1);
+
+	return 0;
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8190);
+
+	if (phydev->drv->config)
+		phydev->drv->config(phydev);
+
+	return 0;
+}
+#endif
+
 int board_init(void)
 {
 	/* Address of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
+#ifdef	CONFIG_FEC_MXC
+	setup_fec(CONFIG_FEC_ENET_DEV);
+#endif
+
 	return 0;
 }