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-rw-r--r--arch/arm/mach-davinci/et1011c.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/et1011c.c b/arch/arm/mach-davinci/et1011c.c
new file mode 100644
index 0000000000..151020d45a
--- /dev/null
+++ b/arch/arm/mach-davinci/et1011c.c
@@ -0,0 +1,42 @@
+/*
+ * LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board.
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <net.h>
+#include <miiphy.h>
+#include <asm/arch/emac_defs.h>
+#include "../../../drivers/net/davinci_emac.h"
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+
+#ifdef CONFIG_CMD_NET
+
+/* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */
+
+#define MII_PHY_CONFIG_REG 22
+
+/* PHY Config bits */
+#define PHY_SYS_CLK_EN (1 << 4)
+
+int et1011c_get_link_speed(int phy_addr)
+{
+ u_int16_t data;
+
+ if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) {
+ davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data);
+ /* Enable 125MHz clock sourced from PHY */
+ davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG,
+ data | PHY_SYS_CLK_EN);
+ return (1);
+ }
+ return (0);
+}
+
+#endif /* CONFIG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
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