net: keystone_net: move header file from arch to ti-common

The header file for the driver should be in correct place.
So move it to "arch/arm/include/asm/ti-common/keystone_net.h"
and correct driver's external dependencies. At the same time
align and correct some definitions.

Acked-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>

1 files changed, 248 insertions, 0 deletions

diff --git a/arch/arm/include/asm/ti-common/keystone_net.h b/arch/arm/include/asm/ti-common/keystone_net.h
new file mode 100644
index 0000000..7769d7b
--- /dev/null
+++ b/arch/arm/include/asm/ti-common/keystone_net.h
@@ -0,0 +1,248 @@
+/*
+ * emac definitions for keystone2 devices
+ *
+ * (C) Copyright 2012-2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _KEYSTONE_NET_H_
+#define _KEYSTONE_NET_H_
+
+#include <asm/io.h>
+
+/* EMAC */
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define GBETH_BASE			(CONFIG_KSNET_NETCP_BASE + 0x00090000)
+#define EMAC_EMACSL_BASE_ADDR		(GBETH_BASE + 0x900)
+#define EMAC_MDIO_BASE_ADDR		(GBETH_BASE + 0x300)
+#define EMAC_SGMII_BASE_ADDR		(GBETH_BASE + 0x100)
+#define DEVICE_EMACSL_BASE(x)		(EMAC_EMACSL_BASE_ADDR + (x) * 0x040)
+
+/* Register offsets */
+#define CPGMACSL_REG_CTL		0x04
+#define CPGMACSL_REG_STATUS		0x08
+#define CPGMACSL_REG_RESET		0x0c
+#define CPGMACSL_REG_MAXLEN		0x10
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define GBETH_BASE			(CONFIG_KSNET_NETCP_BASE + 0x00200000)
+#define CPGMACSL_REG_RX_PRI_MAP		0x020
+#define EMAC_EMACSL_BASE_ADDR		(GBETH_BASE + 0x22000)
+#define EMAC_MDIO_BASE_ADDR		(GBETH_BASE + 0x00f00)
+#define EMAC_SGMII_BASE_ADDR		(GBETH_BASE + 0x00100)
+#define DEVICE_EMACSL_BASE(x)		(EMAC_EMACSL_BASE_ADDR + (x) * 0x1000)
+
+/* Register offsets */
+#define CPGMACSL_REG_CTL		0x330
+#define CPGMACSL_REG_STATUS		0x334
+#define CPGMACSL_REG_RESET		0x338
+#define CPGMACSL_REG_MAXLEN		0x024
+
+#endif
+
+#define KEYSTONE2_EMAC_GIG_ENABLE
+
+#define MAC_ID_BASE_ADDR		CONFIG_KSNET_MAC_ID_BASE
+
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ		(clk_get_rate(pass_pll_clk))
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ		1000000                /* 1.0 MHz */
+
+/* MII Status Register */
+#define MII_STATUS_REG			1
+#define MII_STATUS_LINK_MASK		0x4
+
+#define MDIO_CONTROL_IDLE		0x80000000
+#define MDIO_CONTROL_ENABLE		0x40000000
+#define MDIO_CONTROL_FAULT_ENABLE	0x40000
+#define MDIO_CONTROL_FAULT		0x80000
+#define MDIO_USERACCESS0_GO		0x80000000
+#define MDIO_USERACCESS0_WRITE_READ	0x0
+#define MDIO_USERACCESS0_WRITE_WRITE	0x40000000
+#define MDIO_USERACCESS0_ACK		0x20000000
+
+#define EMAC_MACCONTROL_MIIEN_ENABLE		0x20
+#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE	0x1
+#define EMAC_MACCONTROL_GIGABIT_ENABLE		BIT(7)
+#define EMAC_MACCONTROL_GIGFORCE		BIT(17)
+#define EMAC_MACCONTROL_RMIISPEED_100		BIT(15)
+
+#define EMAC_MIN_ETHERNET_PKT_SIZE		60
+
+struct mac_sl_cfg {
+	u_int32_t max_rx_len;	/* Maximum receive packet length. */
+	u_int32_t ctl;		/* Control bitfield */
+};
+
+/**
+ * Definition: Control bitfields used in the ctl field of mac_sl_cfg
+ */
+#define GMACSL_RX_ENABLE_RCV_CONTROL_FRAMES	BIT(24)
+#define GMACSL_RX_ENABLE_RCV_SHORT_FRAMES	BIT(23)
+#define GMACSL_RX_ENABLE_RCV_ERROR_FRAMES	BIT(22)
+#define GMACSL_RX_ENABLE_EXT_CTL		BIT(18)
+#define GMACSL_RX_ENABLE_GIG_FORCE		BIT(17)
+#define GMACSL_RX_ENABLE_IFCTL_B		BIT(16)
+#define GMACSL_RX_ENABLE_IFCTL_A		BIT(15)
+#define GMACSL_RX_ENABLE_CMD_IDLE		BIT(11)
+#define GMACSL_TX_ENABLE_SHORT_GAP		BIT(10)
+#define GMACSL_ENABLE_GIG_MODE			BIT(7)
+#define GMACSL_TX_ENABLE_PACE			BIT(6)
+#define GMACSL_ENABLE				BIT(5)
+#define GMACSL_TX_ENABLE_FLOW_CTL		BIT(4)
+#define GMACSL_RX_ENABLE_FLOW_CTL		BIT(3)
+#define GMACSL_ENABLE_LOOPBACK			BIT(1)
+#define GMACSL_ENABLE_FULL_DUPLEX		BIT(0)
+
+/* EMAC SL function return values */
+#define GMACSL_RET_OK				0
+#define GMACSL_RET_INVALID_PORT			-1
+#define GMACSL_RET_WARN_RESET_INCOMPLETE	-2
+#define GMACSL_RET_WARN_MAXLEN_TOO_BIG		-3
+#define GMACSL_RET_CONFIG_FAIL_RESET_ACTIVE	-4
+
+/* EMAC SL register definitions */
+#define DEVICE_EMACSL_RESET_POLL_COUNT		100
+
+/* Soft reset register values */
+#define CPGMAC_REG_RESET_VAL_RESET_MASK		BIT(0)
+#define CPGMAC_REG_RESET_VAL_RESET		BIT(0)
+#define CPGMAC_REG_MAXLEN_LEN			0x3fff
+
+/* CPSW */
+/* Control bitfields */
+#define CPSW_CTL_P2_PASS_PRI_TAGGED		BIT(5)
+#define CPSW_CTL_P1_PASS_PRI_TAGGED		BIT(4)
+#define CPSW_CTL_P0_PASS_PRI_TAGGED		BIT(3)
+#define CPSW_CTL_P0_ENABLE			BIT(2)
+#define CPSW_CTL_VLAN_AWARE			BIT(1)
+#define CPSW_CTL_FIFO_LOOPBACK			BIT(0)
+
+#define DEVICE_CPSW_NUM_PORTS			CONFIG_KSNET_CPSW_NUM_PORTS
+#define DEVICE_N_GMACSL_PORTS			(DEVICE_CPSW_NUM_PORTS - 1)
+
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define DEVICE_CPSW_BASE			(GBETH_BASE + 0x800)
+#define CPSW_REG_CTL				0x004
+#define CPSW_REG_STAT_PORT_EN			0x00c
+#define CPSW_REG_MAXLEN				0x040
+#define CPSW_REG_ALE_CONTROL			0x608
+#define CPSW_REG_ALE_PORTCTL(x)			(0x640 + (x) * 4)
+#define CPSW_REG_VAL_STAT_ENABLE_ALL		0xf
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define DEVICE_CPSW_BASE			(GBETH_BASE + 0x20000)
+#define CPSW_REG_CTL				0x00004
+#define CPSW_REG_STAT_PORT_EN			0x00014
+#define CPSW_REG_MAXLEN				0x01024
+#define CPSW_REG_ALE_CONTROL			0x1e008
+#define CPSW_REG_ALE_PORTCTL(x)			(0x1e040 + (x) * 4)
+#define CPSW_REG_VAL_STAT_ENABLE_ALL		0x1ff
+
+#endif
+
+#define CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE	((u_int32_t)0xc0000000)
+#define CPSW_REG_VAL_ALE_CTL_BYPASS		((u_int32_t)0x00000010)
+#define CPSW_REG_VAL_PORTCTL_FORWARD_MODE	0x3
+
+#define target_get_switch_ctl()			CPSW_CTL_P0_ENABLE
+#define SWITCH_MAX_PKT_SIZE			9000
+
+/* SGMII */
+#define SGMII_REG_STATUS_LOCK			BIT(4)
+#define SGMII_REG_STATUS_LINK			BIT(0)
+#define SGMII_REG_STATUS_AUTONEG		BIT(2)
+#define SGMII_REG_CONTROL_AUTONEG		BIT(0)
+#define SGMII_REG_CONTROL_MASTER		BIT(5)
+#define SGMII_REG_MR_ADV_ENABLE			BIT(0)
+#define SGMII_REG_MR_ADV_LINK			BIT(15)
+#define SGMII_REG_MR_ADV_FULL_DUPLEX		BIT(12)
+#define SGMII_REG_MR_ADV_GIG_MODE		BIT(11)
+
+#define SGMII_LINK_MAC_MAC_AUTONEG		0
+#define SGMII_LINK_MAC_PHY			1
+#define SGMII_LINK_MAC_MAC_FORCED		2
+#define SGMII_LINK_MAC_FIBER			3
+#define SGMII_LINK_MAC_PHY_FORCED		4
+
+#ifdef CONFIG_KSNET_NETCP_V1_0
+#define SGMII_OFFSET(x)		((x <= 1) ? (x * 0x100) : ((x * 0x100) + 0x100))
+#elif defined CONFIG_KSNET_NETCP_V1_5
+#define SGMII_OFFSET(x)		((x) * 0x100)
+#endif
+
+#define SGMII_IDVER_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x000)
+#define SGMII_SRESET_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x004)
+#define SGMII_CTL_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x010)
+#define SGMII_STATUS_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x014)
+#define SGMII_MRADV_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x018)
+#define SGMII_LPADV_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x020)
+#define SGMII_TXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x030)
+#define SGMII_RXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x034)
+#define SGMII_AUXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x038)
+
+/* PSS */
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define DEVICE_PSTREAM_CFG_REG_ADDR	(CONFIG_KSNET_NETCP_BASE + 0x604)
+#define DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI	0x06060606
+#define hw_config_streaming_switch()\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI, DEVICE_PSTREAM_CFG_REG_ADDR);
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define DEVICE_PSTREAM_CFG_REG_ADDR	(CONFIG_KSNET_NETCP_BASE + 0x500)
+#define DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI	0x0
+
+#define hw_config_streaming_switch()\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+4);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+8);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+12);
+
+#endif
+
+/* EMAC MDIO Registers Structure */
+struct mdio_regs {
+	u32 version;
+	u32 control;
+	u32 alive;
+	u32 link;
+	u32 linkintraw;
+	u32 linkintmasked;
+	u32 rsvd0[2];
+	u32 userintraw;
+	u32 userintmasked;
+	u32 userintmaskset;
+	u32 userintmaskclear;
+	u32 rsvd1[20];
+	u32 useraccess0;
+	u32 userphysel0;
+	u32 useraccess1;
+	u32 userphysel1;
+};
+
+struct eth_priv_t {
+	char int_name[32];
+	int rx_flow;
+	int phy_addr;
+	int slave_port;
+	int sgmii_link_type;
+};
+
+int keystone2_emac_initialize(struct eth_priv_t *eth_priv);
+void sgmii_serdes_setup_156p25mhz(void);
+void sgmii_serdes_shutdown(void);
+
+#endif  /* _KEYSTONE_NET_H_ */