--- /dev/null
+/*
+ * emac definitions for keystone2 devices
+ *
+ * (C) Copyright 2012-2014
+ * Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _EMAC_DEFS_H_
+#define _EMAC_DEFS_H_
+
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+#define DEVICE_REG32_R(a) readl(a)
+#define DEVICE_REG32_W(a, v) writel(v, a)
+
+#define EMAC_EMACSL_BASE_ADDR (KS2_PASS_BASE + 0x00090900)
+#define EMAC_MDIO_BASE_ADDR (KS2_PASS_BASE + 0x00090300)
+#define EMAC_SGMII_BASE_ADDR (KS2_PASS_BASE + 0x00090100)
+
+#define KEYSTONE2_EMAC_GIG_ENABLE
+
+#define MAC_ID_BASE_ADDR (KS2_DEVICE_STATE_CTRL_BASE + 0x110)
+
+#ifdef CONFIG_SOC_K2HK
+/* 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 */
+#endif
+
+/* MII Status Register */
+#define MII_STATUS_REG 1
+#define MII_STATUS_LINK_MASK (0x4)
+
+/* Marvell 88E1111 PHY ID */
+#define PHY_MARVELL_88E1111 (0x01410cc0)
+
+#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 (1 << 7)
+#define EMAC_MACCONTROL_GIGFORCE (1 << 17)
+#define EMAC_MACCONTROL_RMIISPEED_100 (1 << 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 hwGmacSlCfg_t
+ */
+#define GMACSL_RX_ENABLE_RCV_CONTROL_FRAMES (1 << 24)
+#define GMACSL_RX_ENABLE_RCV_SHORT_FRAMES (1 << 23)
+#define GMACSL_RX_ENABLE_RCV_ERROR_FRAMES (1 << 22)
+#define GMACSL_RX_ENABLE_EXT_CTL (1 << 18)
+#define GMACSL_RX_ENABLE_GIG_FORCE (1 << 17)
+#define GMACSL_RX_ENABLE_IFCTL_B (1 << 16)
+#define GMACSL_RX_ENABLE_IFCTL_A (1 << 15)
+#define GMACSL_RX_ENABLE_CMD_IDLE (1 << 11)
+#define GMACSL_TX_ENABLE_SHORT_GAP (1 << 10)
+#define GMACSL_ENABLE_GIG_MODE (1 << 7)
+#define GMACSL_TX_ENABLE_PACE (1 << 6)
+#define GMACSL_ENABLE (1 << 5)
+#define GMACSL_TX_ENABLE_FLOW_CTL (1 << 4)
+#define GMACSL_RX_ENABLE_FLOW_CTL (1 << 3)
+#define GMACSL_ENABLE_LOOPBACK (1 << 1)
+#define GMACSL_ENABLE_FULL_DUPLEX (1 << 0)
+
+/*
+ * DEFINTITION: 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
+
+/* Register offsets */
+#define CPGMACSL_REG_ID 0x00
+#define CPGMACSL_REG_CTL 0x04
+#define CPGMACSL_REG_STATUS 0x08
+#define CPGMACSL_REG_RESET 0x0c
+#define CPGMACSL_REG_MAXLEN 0x10
+#define CPGMACSL_REG_BOFF 0x14
+#define CPGMACSL_REG_RX_PAUSE 0x18
+#define CPGMACSL_REG_TX_PAURSE 0x1c
+#define CPGMACSL_REG_EM_CTL 0x20
+#define CPGMACSL_REG_PRI 0x24
+
+/* Soft reset register values */
+#define CPGMAC_REG_RESET_VAL_RESET_MASK (1 << 0)
+#define CPGMAC_REG_RESET_VAL_RESET (1 << 0)
+
+/* Maxlen register values */
+#define CPGMAC_REG_MAXLEN_LEN 0x3fff
+
+/* Control bitfields */
+#define CPSW_CTL_P2_PASS_PRI_TAGGED (1 << 5)
+#define CPSW_CTL_P1_PASS_PRI_TAGGED (1 << 4)
+#define CPSW_CTL_P0_PASS_PRI_TAGGED (1 << 3)
+#define CPSW_CTL_P0_ENABLE (1 << 2)
+#define CPSW_CTL_VLAN_AWARE (1 << 1)
+#define CPSW_CTL_FIFO_LOOPBACK (1 << 0)
+
+#define DEVICE_CPSW_NUM_PORTS 5 /* 5 switch ports */
+#define DEVICE_CPSW_BASE (0x02090800)
+#define target_get_switch_ctl() CPSW_CTL_P0_ENABLE /* Enable port 0 */
+#define SWITCH_MAX_PKT_SIZE 9000
+
+/* Register offsets */
+#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)
+
+/* Register values */
+#define CPSW_REG_VAL_STAT_ENABLE_ALL 0xf
+#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 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
+
+#define TARGET_SGMII_BASE KS2_PASS_BASE + 0x00090100
+#define TARGET_SGMII_BASE_ADDRESSES {KS2_PASS_BASE + 0x00090100, \
+ KS2_PASS_BASE + 0x00090200, \
+ KS2_PASS_BASE + 0x00090400, \
+ KS2_PASS_BASE + 0x00090500}
+
+#define SGMII_OFFSET(x) ((x <= 1) ? (x * 0x100) : ((x * 0x100) + 0x100))
+
+/*
+ * SGMII registers
+ */
+#define SGMII_IDVER_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x000)
+#define SGMII_SRESET_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x004)
+#define SGMII_CTL_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x010)
+#define SGMII_STATUS_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x014)
+#define SGMII_MRADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x018)
+#define SGMII_LPADV_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x020)
+#define SGMII_TXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x030)
+#define SGMII_RXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x034)
+#define SGMII_AUXCFG_REG(x) (TARGET_SGMII_BASE + SGMII_OFFSET(x) + 0x038)
+
+#define DEVICE_EMACSL_BASE(x) (KS2_PASS_BASE + 0x00090900 + (x) * 0x040)
+#define DEVICE_N_GMACSL_PORTS 4
+#define DEVICE_EMACSL_RESET_POLL_COUNT 100
+
+#define DEVICE_PSTREAM_CFG_REG_ADDR (KS2_PASS_BASE + 0x604)
+
+#ifdef CONFIG_SOC_K2HK
+#define DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI 0x06060606
+#endif
+
+#define hw_config_streaming_switch() \
+ DEVICE_REG32_W(DEVICE_PSTREAM_CFG_REG_ADDR, \
+ DEVICE_PSTREAM_CFG_REG_VAL_ROUTE_CPPI);
+
+/* EMAC MDIO Registers Structure */
+struct mdio_regs {
+ dv_reg version;
+ dv_reg control;
+ dv_reg alive;
+ dv_reg link;
+ dv_reg linkintraw;
+ dv_reg linkintmasked;
+ u_int8_t rsvd0[8];
+ dv_reg userintraw;
+ dv_reg userintmasked;
+ dv_reg userintmaskset;
+ dv_reg userintmaskclear;
+ u_int8_t rsvd1[80];
+ dv_reg useraccess0;
+ dv_reg userphysel0;
+ dv_reg useraccess1;
+ dv_reg userphysel1;
+};
+
+/* Ethernet MAC Registers Structure */
+struct emac_regs {
+ dv_reg idver;
+ dv_reg maccontrol;
+ dv_reg macstatus;
+ dv_reg soft_reset;
+ dv_reg rx_maxlen;
+ u32 rsvd0;
+ dv_reg rx_pause;
+ dv_reg tx_pause;
+ dv_reg emcontrol;
+ dv_reg pri_map;
+ u32 rsvd1[6];
+};
+
+#define SGMII_ACCESS(port, reg) \
+ *((volatile unsigned int *)(sgmiis[port] + reg))
+
+struct eth_priv_t {
+ char int_name[32];
+ int rx_flow;
+ int phy_addr;
+ int slave_port;
+ int sgmii_link_type;
+};
+
+extern struct eth_priv_t eth_priv_cfg[];
+
+int keystone2_emac_initialize(struct eth_priv_t *eth_priv);
+void sgmii_serdes_setup_156p25mhz(void);
+void sgmii_serdes_shutdown(void);
+
+#endif /* _EMAC_DEFS_H_ */
Code Review / kvmfornfv.git / blobdiff