/* SPDX-License-Identifier: GPL-2.0 */ /* Microchip LAN937X switch register definitions * Copyright (C) 2019-2021 Microchip Technology Inc. */ #ifndef __LAN937X_REG_H #define __LAN937X_REG_H #define PORT_CTRL_ADDR(port, addr) ((addr) | (((port) + 1) << 12)) /* 0 - Operation */ #define REG_GLOBAL_CTRL_0 0x0007 #define SW_PHY_REG_BLOCK BIT(7) #define SW_FAST_MODE BIT(3) #define SW_FAST_MODE_OVERRIDE BIT(2) #define REG_SW_INT_STATUS__4 0x0010 #define REG_SW_INT_MASK__4 0x0014 #define LUE_INT BIT(31) #define TRIG_TS_INT BIT(30) #define APB_TIMEOUT_INT BIT(29) #define OVER_TEMP_INT BIT(28) #define HSR_INT BIT(27) #define PIO_INT BIT(26) #define POR_READY_INT BIT(25) #define SWITCH_INT_MASK \ (LUE_INT | TRIG_TS_INT | APB_TIMEOUT_INT | OVER_TEMP_INT | HSR_INT | \ PIO_INT | POR_READY_INT) #define REG_SW_PORT_INT_STATUS__4 0x0018 #define REG_SW_PORT_INT_MASK__4 0x001C /* 1 - Global */ #define REG_SW_GLOBAL_OUTPUT_CTRL__1 0x0103 #define SW_CLK125_ENB BIT(1) #define SW_CLK25_ENB BIT(0) /* 2 - PHY Control */ #define REG_SW_CFG_STRAP_OVR 0x0214 #define SW_VPHY_DISABLE BIT(31) /* 3 - Operation Control */ #define REG_SW_OPERATION 0x0300 #define SW_DOUBLE_TAG BIT(7) #define SW_OVER_TEMP_ENABLE BIT(2) #define SW_RESET BIT(1) #define REG_SW_LUE_CTRL_0 0x0310 #define SW_VLAN_ENABLE BIT(7) #define SW_DROP_INVALID_VID BIT(6) #define SW_AGE_CNT_M 0x7 #define SW_AGE_CNT_S 3 #define SW_RESV_MCAST_ENABLE BIT(2) #define REG_SW_LUE_CTRL_1 0x0311 #define UNICAST_LEARN_DISABLE BIT(7) #define SW_FLUSH_STP_TABLE BIT(5) #define SW_FLUSH_MSTP_TABLE BIT(4) #define SW_SRC_ADDR_FILTER BIT(3) #define SW_AGING_ENABLE BIT(2) #define SW_FAST_AGING BIT(1) #define SW_LINK_AUTO_AGING BIT(0) #define REG_SW_AGE_PERIOD__1 0x0313 #define SW_AGE_PERIOD_7_0_M GENMASK(7, 0) #define REG_SW_AGE_PERIOD__2 0x0320 #define SW_AGE_PERIOD_19_8_M GENMASK(19, 8) #define REG_SW_MAC_CTRL_0 0x0330 #define SW_NEW_BACKOFF BIT(7) #define SW_PAUSE_UNH_MODE BIT(1) #define SW_AGGR_BACKOFF BIT(0) #define REG_SW_MAC_CTRL_1 0x0331 #define SW_SHORT_IFG BIT(7) #define MULTICAST_STORM_DISABLE BIT(6) #define SW_BACK_PRESSURE BIT(5) #define FAIR_FLOW_CTRL BIT(4) #define NO_EXC_COLLISION_DROP BIT(3) #define SW_LEGAL_PACKET_DISABLE BIT(1) #define SW_PASS_SHORT_FRAME BIT(0) #define REG_SW_MAC_CTRL_6 0x0336 #define SW_MIB_COUNTER_FLUSH BIT(7) #define SW_MIB_COUNTER_FREEZE BIT(6) /* 4 - LUE */ #define REG_SW_ALU_STAT_CTRL__4 0x041C #define REG_SW_ALU_VAL_B 0x0424 #define ALU_V_OVERRIDE BIT(31) #define ALU_V_USE_FID BIT(30) #define ALU_V_PORT_MAP 0xFF /* 7 - VPhy */ #define REG_VPHY_IND_ADDR__2 0x075C #define REG_VPHY_IND_DATA__2 0x0760 #define REG_VPHY_IND_CTRL__2 0x0768 #define VPHY_IND_WRITE BIT(1) #define VPHY_IND_BUSY BIT(0) #define REG_VPHY_SPECIAL_CTRL__2 0x077C #define VPHY_SMI_INDIRECT_ENABLE BIT(15) #define VPHY_SW_LOOPBACK BIT(14) #define VPHY_MDIO_INTERNAL_ENABLE BIT(13) #define VPHY_SPI_INDIRECT_ENABLE BIT(12) #define VPHY_PORT_MODE_M 0x3 #define VPHY_PORT_MODE_S 8 #define VPHY_MODE_RGMII 0 #define VPHY_MODE_MII_PHY 1 #define VPHY_MODE_SGMII 2 #define VPHY_MODE_RMII_PHY 3 #define VPHY_SW_COLLISION_TEST BIT(7) #define VPHY_SPEED_DUPLEX_STAT_M 0x7 #define VPHY_SPEED_DUPLEX_STAT_S 2 #define VPHY_SPEED_1000 BIT(4) #define VPHY_SPEED_100 BIT(3) #define VPHY_FULL_DUPLEX BIT(2) /* Port Registers */ /* 0 - Operation */ #define REG_PORT_INT_STATUS 0x001B #define REG_PORT_INT_MASK 0x001F #define PORT_TAS_INT BIT(5) #define PORT_QCI_INT BIT(4) #define PORT_SGMII_INT BIT(3) #define PORT_PTP_INT BIT(2) #define PORT_PHY_INT BIT(1) #define PORT_ACL_INT BIT(0) #define PORT_SRC_PHY_INT 1 #define REG_PORT_CTRL_0 0x0020 #define PORT_MAC_LOOPBACK BIT(7) #define PORT_MAC_REMOTE_LOOPBACK BIT(6) #define PORT_K2L_INSERT_ENABLE BIT(5) #define PORT_K2L_DEBUG_ENABLE BIT(4) #define PORT_TAIL_TAG_ENABLE BIT(2) #define PORT_QUEUE_SPLIT_ENABLE 0x3 /* 1 - Phy */ #define REG_PORT_T1_PHY_CTRL_BASE 0x0100 #define REG_PORT_TX_PHY_CTRL_BASE 0x0280 /* 3 - xMII */ #define PORT_SGMII_SEL BIT(7) #define PORT_GRXC_ENABLE BIT(0) #define PORT_MII_SEL_EDGE BIT(5) #define REG_PORT_XMII_CTRL_4 0x0304 #define REG_PORT_XMII_CTRL_5 0x0306 #define PORT_DLL_RESET BIT(15) #define PORT_TUNE_ADJ GENMASK(13, 7) /* 4 - MAC */ #define REG_PORT_MAC_CTRL_0 0x0400 #define PORT_CHECK_LENGTH BIT(2) #define PORT_BROADCAST_STORM BIT(1) #define PORT_JUMBO_PACKET BIT(0) #define REG_PORT_MAC_CTRL_1 0x0401 #define PORT_BACK_PRESSURE BIT(3) #define PORT_PASS_ALL BIT(0) #define PORT_MAX_FR_SIZE 0x404 #define FR_MIN_SIZE 1522 /* 8 - Classification and Policing */ #define REG_PORT_MRI_PRIO_CTRL 0x0801 #define PORT_HIGHEST_PRIO BIT(7) #define PORT_OR_PRIO BIT(6) #define PORT_MAC_PRIO_ENABLE BIT(4) #define PORT_VLAN_PRIO_ENABLE BIT(3) #define PORT_802_1P_PRIO_ENABLE BIT(2) #define PORT_DIFFSERV_PRIO_ENABLE BIT(1) #define PORT_ACL_PRIO_ENABLE BIT(0) #define P_PRIO_CTRL REG_PORT_MRI_PRIO_CTRL /* 9 - Shaping */ #define REG_PORT_MTI_CREDIT_INCREMENT 0x091C /* The port number as per the datasheet */ #define RGMII_2_PORT_NUM 5 #define RGMII_1_PORT_NUM 6 #define LAN937X_RGMII_2_PORT (RGMII_2_PORT_NUM - 1) #define LAN937X_RGMII_1_PORT (RGMII_1_PORT_NUM - 1) #define RGMII_1_TX_DELAY_2NS 2 #define RGMII_2_TX_DELAY_2NS 0 #define RGMII_1_RX_DELAY_2NS 0x1B #define RGMII_2_RX_DELAY_2NS 0x14 #define LAN937X_TAG_LEN 2 #endif