GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
21813 changed files with 4413081 additions and 0 deletions
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+/*
+ * Copyright (c) LOTUS. All rights reserved.
+ */
+
+
+#ifndef __BSPETH_MDIO_H__
+#define __BSPETH_MDIO_H__
+
+#include "bspeth.h"
+
+#ifdef BSPETH_FEMAC
+
+#define MDIO_RWCTRL      0x1100
+#define MDIO_RO_DATA     0x1104
+#define U_MDIO_PHYADDR   0x0108
+#define D_MDIO_PHYADDR   0x2108
+#define U_MDIO_RO_STAT   0x010C
+#define D_MDIO_RO_STAT   0x210C
+#define U_MDIO_ANEG_CTRL 0x0110
+#define D_MDIO_ANEG_CTRL 0x2110
+#define U_MDIO_IRQENA    0x0114
+#define D_MDIO_IRQENA    0x2114
+
+#define mdio_mk_rwctl(cpu_data_in, finish, rw, phy_exaddr, frq_div, phy_regnum) \
+	(((cpu_data_in) << 16) | (((finish) & 0x01) << 15) | (((rw) & 0x01) << 13) | \
+	(((phy_exaddr) & 0x1F) << 8) | (((frq_div) & 0x7) << 5) | ((phy_regnum) & 0x1F))
+
+/* hardware set bit'15 of MDIO_REG(0) if mdio ready */
+#define test_mdio_ready(ld) (bspeth_readl(ld, MDIO_RWCTRL) & bit(15))
+
+#define mdio_start_phyread(ld, phy_addr, regnum) \
+	bspeth_writel(ld, mdio_mk_rwctl(0, 0, 0, phy_addr, (ld)->mdio_frqdiv, regnum), MDIO_RWCTRL)
+
+#define mdio_get_phyread_val(ld) (bspeth_readl(ld, MDIO_RO_DATA) & 0xFFFF)
+
+#define mdio_phywrite(ld, phy_addr, regnum, val) \
+	bspeth_writel(ld, mdio_mk_rwctl(val, 0, 1, phy_addr, (ld)->mdio_frqdiv, regnum), MDIO_RWCTRL)
+
+#endif
+
+/* APIs */
+int bspeth_mdio_read(struct bspeth_netdev_local *ld, int phy_addr, unsigned int regnum);
+int bspeth_mdio_write(struct bspeth_netdev_local *ld, int phy_addr, int regnum, int val);
+int bspeth_mdio_reset(struct bspeth_netdev_local *ld);
+int bspeth_mdio_init(struct bspeth_netdev_local *ld);
+void bspeth_mdio_exit(struct bspeth_netdev_local *ld);
+#endif