Add a driver for Atheros AR8216 switches

Thanks to Vertical Communications, Inc. for providing access to the documentation

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15482 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/generic-2.6/files/drivers/net/phy/ar8216.h

@@ -0,0 +1,147 @@
+/*
+ * ar8216.h: AR8216 switch driver
+ *
+ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __AR8216_H
+#define __AR8216_H
+
+#define BITS(_s, _n)	(((1UL << (_n)) - 1) << _s)
+
+#define AR8216_PORT_CPU	0
+#define AR8216_NUM_PORTS	6
+#define AR8216_NUM_VLANS	16
+
+#define AR8216_REG_CTRL			0x0000
+#define   AR8216_CTRL_RESET		BIT(31)
+
+#define AR8216_REG_VTU			0x0040
+#define   AR8216_VTU_OP			BITS(0, 3)
+#define   AR8216_VTU_OP_NOOP		0x0
+#define   AR8216_VTU_OP_FLUSH		0x1
+#define   AR8216_VTU_OP_LOAD		0x2
+#define   AR8216_VTU_OP_PURGE		0x3
+#define   AR8216_VTU_OP_REMOVE_PORT	0x4
+#define   AR8216_VTU_ACTIVE		BIT(3)
+#define   AR8216_VTU_FULL		BIT(4)
+#define   AR8216_VTU_PORT		BITS(8, 4)
+#define   AR8216_VTU_PORT_S		8
+#define   AR8216_VTU_VID		BITS(16, 12)
+#define   AR8216_VTU_VID_S		16
+#define   AR8216_VTU_PRIO		BITS(28, 3)
+#define   AR8216_VTU_PRIO_S		28
+#define   AR8216_VTU_PRIO_EN		BIT(31)
+
+#define AR8216_REG_VTU_DATA		0x0044
+#define   AR8216_VTUDATA_MEMBER		BITS(0, 10)
+#define   AR8216_VTUDATA_VALID		BIT(11)
+
+#define AR8216_REG_ATU			0x0050
+#define   AR8216_ATU_OP			BITS(0, 3)
+#define   AR8216_ATU_OP_NOOP		0x0
+#define   AR8216_ATU_OP_FLUSH		0x1
+#define   AR8216_ATU_OP_LOAD		0x2
+#define   AR8216_ATU_OP_PURGE		0x3
+#define   AR8216_ATU_OP_FLUSH_LOCKED	0x4
+#define   AR8216_ATU_OP_FLUSH_UNICAST	0x5
+#define   AR8216_ATU_OP_GET_NEXT	0x6
+#define   AR8216_ATU_ACTIVE		BIT(3)
+#define   AR8216_ATU_PORT_NUM		BITS(8, 4)
+#define   AR8216_ATU_FULL_VIO		BIT(12)
+#define   AR8216_ATU_ADDR4		BIT(16, 8)
+#define   AR8216_ATU_ADDR5		BIT(24, 8)
+
+#define AR8216_REG_ATU_DATA		0x0054
+#define   AR8216_ATU_ADDR3		BIT(0, 8)
+#define   AR8216_ATU_ADDR2		BIT(8, 8)
+#define   AR8216_ATU_ADDR1		BIT(16, 8)
+#define   AR8216_ATU_ADDR0		BIT(24, 8)
+
+#define AR8216_PORT_OFFSET(_i)		(0x0100 * (i + 1))
+#define AR8216_REG_PORT_STATUS(_i)	(AR8216_PORT_OFFSET(_i) + 0x0000)
+#define   AR8216_PORT_STATUS_SPEED	BIT(0)
+#define   AR8216_PORT_STATUS_SPEED_ERR	BIT(1)
+#define   AR8216_PORT_STATUS_TXMAC	BIT(2)
+#define   AR8216_PORT_STATUS_RXMAC	BIT(3)
+#define   AR8216_PORT_STATUS_TXFLOW	BIT(4)
+#define   AR8216_PORT_STATUS_RXFLOW	BIT(5)
+#define   AR8216_PORT_STATUS_DUPLEX	BIT(6)
+#define   AR8216_PORT_STATUS_LINK_UP	BIT(8)
+#define   AR8216_PORT_STATUS_LINK_AUTO	BIT(9)
+#define   AR8216_PORT_STATUS_LINK_PAUSE	BIT(10)
+
+#define AR8216_REG_PORT_CTRL(_i)	(AR8216_PORT_OFFSET(_i) + 0x0004)
+
+/* port forwarding state */
+#define   AR8216_PORT_CTRL_STATE	BITS(0, 3)
+#define   AR8216_PORT_CTRL_STATE_S	0
+
+#define   AR8216_PORT_CTRL_LEARN_LOCK	BIT(7)
+
+/* egress 802.1q mode */
+#define   AR8216_PORT_CTRL_VLAN_MODE	BITS(8, 2)
+#define   AR8216_PORT_CTRL_VLAN_MODE_S	8
+
+#define   AR8216_PORT_CTRL_IGMP_SNOOP	BIT(10)
+#define   AR8216_PORT_CTRL_HEADER	BIT(11)
+#define   AR8216_PORT_CTRL_MAC_LOOP	BIT(12)
+#define   AR8216_PORT_CTRL_SINGLE_VLAN	BIT(13)
+#define   AR8216_PORT_CTRL_LEARN	BIT(14)
+#define   AR8216_PORT_CTRL_MIRROR_TX	BIT(16)
+#define   AR8216_PORT_CTRL_MIRROR_RX	BIT(17)
+
+#define AR8216_REG_PORT_VLAN(_i)	(AR8216_PORT_OFFSET(_i) + 0x0008)
+
+#define   AR8216_PORT_VLAN_DEFAULT_ID	BITS(0, 12)
+#define   AR8216_PORT_VLAN_DEFAULT_ID_S	0
+
+#define   AR8216_PORT_VLAN_DEST_PORTS	BITS(16, 9)
+#define   AR8216_PORT_VLAN_DEST_PORTS_S	16
+
+/* bit0 added to the priority field of egress frames */
+#define   AR8216_PORT_VLAN_TX_PRIO	BIT(27)
+
+/* port default priority */
+#define   AR8216_PORT_VLAN_PRIORITY	BITS(28, 2)
+#define   AR8216_PORT_VLAN_PRIORITY_S	28
+
+/* ingress 802.1q mode */
+#define   AR8216_PORT_VLAN_MODE		BITS(30, 2)
+#define   AR8216_PORT_VLAN_MODE_S	30
+
+/* ingress 802.1q mode */
+enum {
+	AR8216_IN_PORT_ONLY = 0,
+	AR8216_IN_PORT_FALLBACK = 1,
+	AR8216_IN_VLAN_ONLY = 2,
+	AR8216_IN_SECURE = 3
+};
+
+/* egress 802.1q mode */
+enum {
+	AR8216_OUT_KEEP = 0,
+	AR8216_OUT_STRIP_VLAN = 1,
+	AR8216_OUT_ADD_VLAN = 2
+};
+
+/* port forwarding state */
+enum {
+	AR8216_PORT_STATE_DISABLED = 0,
+	AR8216_PORT_STATE_BLOCK = 1,
+	AR8216_PORT_STATE_LISTEN = 2,
+	AR8216_PORT_STATE_LEARN = 3,
+	AR8216_PORT_STATE_FORWARD = 4
+};
+
+#endif